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open-policy-agent/opa
plugins/bundle/plugin.go
Unregister
func (p *Plugin) Unregister(name interface{}) { p.mtx.Lock() defer p.mtx.Unlock() delete(p.listeners, name) }
go
func (p *Plugin) Unregister(name interface{}) { p.mtx.Lock() defer p.mtx.Unlock() delete(p.listeners, name) }
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// Unregister a listener to stop receiving status updates.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/plugins/bundle/plugin.go#L109-L114
train
open-policy-agent/opa
server/types/types.go
NewErrorV1
func NewErrorV1(code, f string, a ...interface{}) *ErrorV1 { return &ErrorV1{ Code: code, Message: fmt.Sprintf(f, a...), } }
go
func NewErrorV1(code, f string, a ...interface{}) *ErrorV1 { return &ErrorV1{ Code: code, Message: fmt.Sprintf(f, a...), } }
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// NewErrorV1 returns a new ErrorV1 object.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/server/types/types.go#L39-L44
train
open-policy-agent/opa
server/types/types.go
WithError
func (e *ErrorV1) WithError(err error) *ErrorV1 { e.Errors = append(e.Errors, err) return e }
go
func (e *ErrorV1) WithError(err error) *ErrorV1 { e.Errors = append(e.Errors, err) return e }
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// WithError updates e to include a detailed error.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/server/types/types.go#L47-L50
train
open-policy-agent/opa
server/types/types.go
WithASTErrors
func (e *ErrorV1) WithASTErrors(errors []*ast.Error) *ErrorV1 { e.Errors = make([]error, len(errors)) for i := range e.Errors { e.Errors[i] = errors[i] } return e }
go
func (e *ErrorV1) WithASTErrors(errors []*ast.Error) *ErrorV1 { e.Errors = make([]error, len(errors)) for i := range e.Errors { e.Errors[i] = errors[i] } return e }
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// WithASTErrors updates e to include detailed AST errors.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/server/types/types.go#L53-L59
train
open-policy-agent/opa
server/types/types.go
Bytes
func (e *ErrorV1) Bytes() []byte { if bs, err := json.MarshalIndent(e, "", " "); err == nil { return bs } return nil }
go
func (e *ErrorV1) Bytes() []byte { if bs, err := json.MarshalIndent(e, "", " "); err == nil { return bs } return nil }
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// Bytes marshals e with indentation for readability.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/server/types/types.go#L62-L67
train
open-policy-agent/opa
server/types/types.go
Equal
func (p PolicyV1) Equal(other PolicyV1) bool { return p.ID == other.ID && p.Raw == other.Raw && p.AST.Equal(other.AST) }
go
func (p PolicyV1) Equal(other PolicyV1) bool { return p.ID == other.ID && p.Raw == other.Raw && p.AST.Equal(other.AST) }
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// Equal returns true if p is equal to other.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/server/types/types.go#L117-L119
train
open-policy-agent/opa
server/types/types.go
UnmarshalJSON
func (t *TraceV1) UnmarshalJSON(b []byte) error { *t = TraceV1(b[:]) return nil }
go
func (t *TraceV1) UnmarshalJSON(b []byte) error { *t = TraceV1(b[:]) return nil }
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// UnmarshalJSON unmarshals the TraceV1 from a JSON representation.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/server/types/types.go#L208-L211
train
open-policy-agent/opa
server/types/types.go
UnmarshalJSON
func (t *TraceV1Raw) UnmarshalJSON(b []byte) error { var trace []TraceEventV1 if err := json.Unmarshal(b, &trace); err != nil { return err } *t = TraceV1Raw(trace) return nil }
go
func (t *TraceV1Raw) UnmarshalJSON(b []byte) error { var trace []TraceEventV1 if err := json.Unmarshal(b, &trace); err != nil { return err } *t = TraceV1Raw(trace) return nil }
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// UnmarshalJSON unmarshals the TraceV1Raw from a JSON representation.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/server/types/types.go#L219-L226
train
open-policy-agent/opa
server/types/types.go
UnmarshalJSON
func (t *TraceV1Pretty) UnmarshalJSON(b []byte) error { var s []string if err := json.Unmarshal(b, &s); err != nil { return err } *t = TraceV1Pretty(s) return nil }
go
func (t *TraceV1Pretty) UnmarshalJSON(b []byte) error { var s []string if err := json.Unmarshal(b, &s); err != nil { return err } *t = TraceV1Pretty(s) return nil }
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// UnmarshalJSON unmarshals the TraceV1Pretty from a JSON representation.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/server/types/types.go#L234-L241
train
open-policy-agent/opa
server/types/types.go
NewTraceV1
func NewTraceV1(trace []*topdown.Event, pretty bool) (result TraceV1, err error) { if pretty { return newPrettyTraceV1(trace) } return newRawTraceV1(trace) }
go
func NewTraceV1(trace []*topdown.Event, pretty bool) (result TraceV1, err error) { if pretty { return newPrettyTraceV1(trace) } return newRawTraceV1(trace) }
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// NewTraceV1 returns a new TraceV1 object.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/server/types/types.go#L244-L249
train
open-policy-agent/opa
server/types/types.go
UnmarshalJSON
func (te *TraceEventV1) UnmarshalJSON(bs []byte) error { keys := map[string]json.RawMessage{} if err := util.UnmarshalJSON(bs, &keys); err != nil { return err } if err := util.UnmarshalJSON(keys["type"], &te.Type); err != nil { return err } if err := util.UnmarshalJSON(keys["op"], &te.Op); err != nil { return err } if err := util.UnmarshalJSON(keys["query_id"], &te.QueryID); err != nil { return err } if err := util.UnmarshalJSON(keys["parent_id"], &te.ParentID); err != nil { return err } switch te.Type { case "body": var body ast.Body if err := util.UnmarshalJSON(keys["node"], &body); err != nil { return err } te.Node = body case "expr": var expr ast.Expr if err := util.UnmarshalJSON(keys["node"], &expr); err != nil { return err } te.Node = &expr case "rule": var rule ast.Rule if err := util.UnmarshalJSON(keys["node"], &rule); err != nil { return err } te.Node = &rule } return util.UnmarshalJSON(keys["locals"], &te.Locals) }
go
func (te *TraceEventV1) UnmarshalJSON(bs []byte) error { keys := map[string]json.RawMessage{} if err := util.UnmarshalJSON(bs, &keys); err != nil { return err } if err := util.UnmarshalJSON(keys["type"], &te.Type); err != nil { return err } if err := util.UnmarshalJSON(keys["op"], &te.Op); err != nil { return err } if err := util.UnmarshalJSON(keys["query_id"], &te.QueryID); err != nil { return err } if err := util.UnmarshalJSON(keys["parent_id"], &te.ParentID); err != nil { return err } switch te.Type { case "body": var body ast.Body if err := util.UnmarshalJSON(keys["node"], &body); err != nil { return err } te.Node = body case "expr": var expr ast.Expr if err := util.UnmarshalJSON(keys["node"], &expr); err != nil { return err } te.Node = &expr case "rule": var rule ast.Rule if err := util.UnmarshalJSON(keys["node"], &rule); err != nil { return err } te.Node = &rule } return util.UnmarshalJSON(keys["locals"], &te.Locals) }
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// UnmarshalJSON deserializes a TraceEventV1 object. The Node field is // deserialized based on the type hint from the type property in the JSON // object.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/server/types/types.go#L300-L346
train
open-policy-agent/opa
server/types/types.go
NewBindingsV1
func NewBindingsV1(locals *ast.ValueMap) (result []*BindingV1) { result = make([]*BindingV1, 0, locals.Len()) locals.Iter(func(key, value ast.Value) bool { result = append(result, &BindingV1{ Key: &ast.Term{Value: key}, Value: &ast.Term{Value: value}, }) return false }) return result }
go
func NewBindingsV1(locals *ast.ValueMap) (result []*BindingV1) { result = make([]*BindingV1, 0, locals.Len()) locals.Iter(func(key, value ast.Value) bool { result = append(result, &BindingV1{ Key: &ast.Term{Value: key}, Value: &ast.Term{Value: value}, }) return false }) return result }
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// NewBindingsV1 returns a new BindingsV1 object.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/server/types/types.go#L358-L368
train
open-policy-agent/opa
ast/errors.go
IsError
func IsError(code string, err error) bool { if err, ok := err.(*Error); ok { return err.Code == code } return false }
go
func IsError(code string, err error) bool { if err, ok := err.(*Error); ok { return err.Code == code } return false }
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// IsError returns true if err is an AST error with code.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/errors.go#L52-L57
train
open-policy-agent/opa
ast/errors.go
NewError
func NewError(code string, loc *Location, f string, a ...interface{}) *Error { return &Error{ Code: code, Location: loc, Message: fmt.Sprintf(f, a...), } }
go
func NewError(code string, loc *Location, f string, a ...interface{}) *Error { return &Error{ Code: code, Location: loc, Message: fmt.Sprintf(f, a...), } }
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// NewError returns a new Error object.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/errors.go#L101-L107
train
open-policy-agent/opa
dependencies/deps.go
All
func All(x interface{}) (resolved []ast.Ref, err error) { var rawResolved []ast.Ref switch x := x.(type) { case *ast.Module, *ast.Package, *ast.Import, *ast.Rule, *ast.Head, ast.Body, *ast.Expr, *ast.With, *ast.Term, ast.Ref, ast.Object, ast.Array, ast.Set, *ast.ArrayComprehension: default: return nil, fmt.Errorf("not an ast element: %v", x) } visitor := ast.NewGenericVisitor(func(x interface{}) bool { switch x := x.(type) { case *ast.Package, *ast.Import: return true case *ast.Module, *ast.Head, *ast.Expr, *ast.With, *ast.Term, ast.Object, ast.Array, *ast.Set, *ast.ArrayComprehension: case *ast.Rule: rawResolved = append(rawResolved, ruleDeps(x)...) return true case ast.Body: vars := ast.NewVarVisitor() ast.Walk(vars, x) var arr ast.Array for v := range vars.Vars() { if v.IsWildcard() { continue } arr = append(arr, ast.NewTerm(v)) } // The analysis will discard variables that are not used in // direct comparisons or in the output. Since lone Bodies are // often queries, we want all the variables to be in the output. r := &ast.Rule{ Head: &ast.Head{Name: ast.Var("_"), Value: ast.NewTerm(arr)}, Body: x, } rawResolved = append(rawResolved, ruleDeps(r)...) return true case ast.Ref: rawResolved = append(rawResolved, x) } return false }) ast.Walk(visitor, x) if len(rawResolved) == 0 { return nil, nil } return dedup(rawResolved), nil }
go
func All(x interface{}) (resolved []ast.Ref, err error) { var rawResolved []ast.Ref switch x := x.(type) { case *ast.Module, *ast.Package, *ast.Import, *ast.Rule, *ast.Head, ast.Body, *ast.Expr, *ast.With, *ast.Term, ast.Ref, ast.Object, ast.Array, ast.Set, *ast.ArrayComprehension: default: return nil, fmt.Errorf("not an ast element: %v", x) } visitor := ast.NewGenericVisitor(func(x interface{}) bool { switch x := x.(type) { case *ast.Package, *ast.Import: return true case *ast.Module, *ast.Head, *ast.Expr, *ast.With, *ast.Term, ast.Object, ast.Array, *ast.Set, *ast.ArrayComprehension: case *ast.Rule: rawResolved = append(rawResolved, ruleDeps(x)...) return true case ast.Body: vars := ast.NewVarVisitor() ast.Walk(vars, x) var arr ast.Array for v := range vars.Vars() { if v.IsWildcard() { continue } arr = append(arr, ast.NewTerm(v)) } // The analysis will discard variables that are not used in // direct comparisons or in the output. Since lone Bodies are // often queries, we want all the variables to be in the output. r := &ast.Rule{ Head: &ast.Head{Name: ast.Var("_"), Value: ast.NewTerm(arr)}, Body: x, } rawResolved = append(rawResolved, ruleDeps(r)...) return true case ast.Ref: rawResolved = append(rawResolved, x) } return false }) ast.Walk(visitor, x) if len(rawResolved) == 0 { return nil, nil } return dedup(rawResolved), nil }
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// All returns the list of data ast.Refs that the given AST element depends on.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/dependencies/deps.go#L16-L64
train
open-policy-agent/opa
dependencies/deps.go
Minimal
func Minimal(x interface{}) (resolved []ast.Ref, err error) { rawResolved, err := All(x) if err != nil { return nil, err } if len(rawResolved) == 0 { return nil, nil } return filter(rawResolved, func(a, b ast.Ref) bool { return b.HasPrefix(a) }), nil }
go
func Minimal(x interface{}) (resolved []ast.Ref, err error) { rawResolved, err := All(x) if err != nil { return nil, err } if len(rawResolved) == 0 { return nil, nil } return filter(rawResolved, func(a, b ast.Ref) bool { return b.HasPrefix(a) }), nil }
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// Minimal returns the list of data ast.Refs that the given AST element depends on. // If an AST element depends on a ast.Ref that is a prefix of another dependency, the // ast.Ref that is the prefix of the other will be the only one in the returned list. // // As an example, if an element depends on data.x and data.x.y, only data.x will // be in the returned list.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/dependencies/deps.go#L72-L85
train
open-policy-agent/opa
dependencies/deps.go
filter
func filter(rs []ast.Ref, pred func(ast.Ref, ast.Ref) bool) (filtered []ast.Ref) { if len(rs) == 0 { return nil } last := rs[0] filtered = append(filtered, last) for i := 1; i < len(rs); i++ { cur := rs[i] if pred(last, cur) { continue } filtered = append(filtered, cur) last = cur } return filtered }
go
func filter(rs []ast.Ref, pred func(ast.Ref, ast.Ref) bool) (filtered []ast.Ref) { if len(rs) == 0 { return nil } last := rs[0] filtered = append(filtered, last) for i := 1; i < len(rs); i++ { cur := rs[i] if pred(last, cur) { continue } filtered = append(filtered, cur) last = cur } return filtered }
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// filter removes all items from the list that cause pref to return true. It is // called on adjacent pairs of elements, and the one passed as the second argument // to pref is considered the current one being examined. The first argument will // be the element immediately preceding it.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/dependencies/deps.go#L179-L197
train
open-policy-agent/opa
dependencies/deps.go
extractEq
func extractEq(exprs ast.Body) (vars map[ast.Var][]ast.Ref, others []*ast.Expr) { vars = map[ast.Var][]ast.Ref{} for v := range exprs.Vars(ast.VarVisitorParams{}) { vars[v] = nil } for _, expr := range exprs { if !expr.IsEquality() { others = append(others, expr) continue } terms := expr.Terms.([]*ast.Term) left, right := terms[1], terms[2] if l, ok := left.Value.(ast.Var); ok { if r, ok := right.Value.(ast.Ref); ok { vars[l] = append(vars[l], r) continue } } else if r, ok := right.Value.(ast.Var); ok { if l, ok := left.Value.(ast.Ref); ok { vars[r] = append(vars[r], l) continue } } others = append(others, expr) } return vars, others }
go
func extractEq(exprs ast.Body) (vars map[ast.Var][]ast.Ref, others []*ast.Expr) { vars = map[ast.Var][]ast.Ref{} for v := range exprs.Vars(ast.VarVisitorParams{}) { vars[v] = nil } for _, expr := range exprs { if !expr.IsEquality() { others = append(others, expr) continue } terms := expr.Terms.([]*ast.Term) left, right := terms[1], terms[2] if l, ok := left.Value.(ast.Var); ok { if r, ok := right.Value.(ast.Ref); ok { vars[l] = append(vars[l], r) continue } } else if r, ok := right.Value.(ast.Var); ok { if l, ok := left.Value.(ast.Ref); ok { vars[r] = append(vars[r], l) continue } } others = append(others, expr) } return vars, others }
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// Extract the equality expressions from each rule, they contain // the potential split references. In order to be considered for // joining, an equality must have a variable on one side and a // reference on the other. Any other construct is thrown into // the others list to be resolved later.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/dependencies/deps.go#L256-L285
train
open-policy-agent/opa
internal/leb128/leb128.go
MustReadVarInt32
func MustReadVarInt32(r io.Reader) int32 { i32, err := ReadVarInt32(r) if err != nil { panic(err) } return i32 }
go
func MustReadVarInt32(r io.Reader) int32 { i32, err := ReadVarInt32(r) if err != nil { panic(err) } return i32 }
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// MustReadVarInt32 returns an int32 from r or panics.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/internal/leb128/leb128.go#L13-L19
train
open-policy-agent/opa
internal/leb128/leb128.go
MustReadVarInt64
func MustReadVarInt64(r io.Reader) int64 { i64, err := ReadVarInt64(r) if err != nil { panic(err) } return i64 }
go
func MustReadVarInt64(r io.Reader) int64 { i64, err := ReadVarInt64(r) if err != nil { panic(err) } return i64 }
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// MustReadVarInt64 returns an int64 from r or panics.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/internal/leb128/leb128.go#L22-L28
train
open-policy-agent/opa
internal/leb128/leb128.go
MustReadVarUint32
func MustReadVarUint32(r io.Reader) uint32 { u32, err := ReadVarUint32(r) if err != nil { panic(err) } return u32 }
go
func MustReadVarUint32(r io.Reader) uint32 { u32, err := ReadVarUint32(r) if err != nil { panic(err) } return u32 }
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// MustReadVarUint32 returns an uint32 from r or panics.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/internal/leb128/leb128.go#L31-L37
train
open-policy-agent/opa
internal/leb128/leb128.go
MustReadVarUint64
func MustReadVarUint64(r io.Reader) uint64 { u64, err := ReadVarUint64(r) if err != nil { panic(err) } return u64 }
go
func MustReadVarUint64(r io.Reader) uint64 { u64, err := ReadVarUint64(r) if err != nil { panic(err) } return u64 }
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// MustReadVarUint64 returns an uint64 from r or panics.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/internal/leb128/leb128.go#L40-L46
train
open-policy-agent/opa
internal/leb128/leb128.go
ReadVarUint64
func ReadVarUint64(r io.Reader) (uint64, error) { var result uint64 var shift uint64 buf := make([]byte, 1) for { if _, err := r.Read(buf); err != nil { return 0, err } v := uint64(buf[0]) result |= (v & 0x7F) << shift if v&0x80 == 0 { return result, nil } shift += 7 } }
go
func ReadVarUint64(r io.Reader) (uint64, error) { var result uint64 var shift uint64 buf := make([]byte, 1) for { if _, err := r.Read(buf); err != nil { return 0, err } v := uint64(buf[0]) result |= (v & 0x7F) << shift if v&0x80 == 0 { return result, nil } shift += 7 } }
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// ReadVarUint64 tries to read a uint64 from r.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/internal/leb128/leb128.go#L60-L76
train
open-policy-agent/opa
internal/leb128/leb128.go
ReadVarInt32
func ReadVarInt32(r io.Reader) (int32, error) { i64, err := ReadVarInt64(r) if err != nil { return 0, err } return int32(i64), nil }
go
func ReadVarInt32(r io.Reader) (int32, error) { i64, err := ReadVarInt64(r) if err != nil { return 0, err } return int32(i64), nil }
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// ReadVarInt32 tries to read a int32 from r.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/internal/leb128/leb128.go#L79-L85
train
open-policy-agent/opa
internal/leb128/leb128.go
ReadVarInt64
func ReadVarInt64(r io.Reader) (int64, error) { var result int64 var shift uint64 size := uint64(32) buf := make([]byte, 1) for { if _, err := r.Read(buf); err != nil { return 0, err } v := int64(buf[0]) result |= (v & 0x7F) << shift shift += 7 if v&0x80 == 0 { if (shift < size) && (v&0x40 != 0) { result |= (^0 << shift) } return result, nil } } }
go
func ReadVarInt64(r io.Reader) (int64, error) { var result int64 var shift uint64 size := uint64(32) buf := make([]byte, 1) for { if _, err := r.Read(buf); err != nil { return 0, err } v := int64(buf[0]) result |= (v & 0x7F) << shift shift += 7 if v&0x80 == 0 { if (shift < size) && (v&0x40 != 0) { result |= (^0 << shift) } return result, nil } } }
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/internal/leb128/leb128.go#L88-L107
train
open-policy-agent/opa
internal/leb128/leb128.go
WriteVarUint32
func WriteVarUint32(w io.Writer, u uint32) error { var b []byte _, err := w.Write(appendUleb128(b, uint64(u))) return err }
go
func WriteVarUint32(w io.Writer, u uint32) error { var b []byte _, err := w.Write(appendUleb128(b, uint64(u))) return err }
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// WriteVarUint32 writes u to w.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/internal/leb128/leb128.go#L110-L114
train
open-policy-agent/opa
internal/leb128/leb128.go
WriteVarInt64
func WriteVarInt64(w io.Writer, i int64) error { var b []byte _, err := w.Write(appendSleb128(b, i)) return err }
go
func WriteVarInt64(w io.Writer, i int64) error { var b []byte _, err := w.Write(appendSleb128(b, i)) return err }
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// WriteVarInt64 writes u to w.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/internal/leb128/leb128.go#L131-L135
train
open-policy-agent/opa
internal/leb128/leb128.go
appendSleb128
func appendSleb128(b []byte, v int64) []byte { for { c := uint8(v & 0x7f) s := uint8(v & 0x40) v >>= 7 if (v != -1 || s == 0) && (v != 0 || s != 0) { c |= 0x80 } b = append(b, c) if c&0x80 == 0 { break } } return b }
go
func appendSleb128(b []byte, v int64) []byte { for { c := uint8(v & 0x7f) s := uint8(v & 0x40) v >>= 7 if (v != -1 || s == 0) && (v != 0 || s != 0) { c |= 0x80 } b = append(b, c) if c&0x80 == 0 { break } } return b }
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// appendSleb128 appends v to b using DWARF's signed LEB128 encoding.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/internal/leb128/leb128.go#L156-L170
train
open-policy-agent/opa
util/close.go
Close
func Close(resp *http.Response) { if resp != nil { if _, err := io.Copy(ioutil.Discard, resp.Body); err != nil { return } resp.Body.Close() } }
go
func Close(resp *http.Response) { if resp != nil { if _, err := io.Copy(ioutil.Discard, resp.Body); err != nil { return } resp.Body.Close() } }
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// Close reads the remaining bytes from the response and then closes it to // ensure that the connection is freed. If the body is not read and closed, a // leak can occur.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/util/close.go#L16-L23
train
open-policy-agent/opa
ast/check.go
newTypeChecker
func newTypeChecker() *typeChecker { tc := &typeChecker{} tc.exprCheckers = map[string]exprChecker{ "eq": tc.checkExprEq, } return tc }
go
func newTypeChecker() *typeChecker { tc := &typeChecker{} tc.exprCheckers = map[string]exprChecker{ "eq": tc.checkExprEq, } return tc }
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// newTypeChecker returns a new typeChecker object that has no errors.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/check.go#L30-L36
train
open-policy-agent/opa
ast/check.go
CheckBody
func (tc *typeChecker) CheckBody(env *TypeEnv, body Body) (*TypeEnv, Errors) { if env == nil { env = NewTypeEnv() } else { env = env.wrap() } WalkExprs(body, func(expr *Expr) bool { closureErrs := tc.checkClosures(env, expr) for _, err := range closureErrs { tc.err(err) } hasClosureErrors := len(closureErrs) > 0 vis := newRefChecker(env) Walk(vis, expr) for _, err := range vis.errs { tc.err(err) } hasRefErrors := len(vis.errs) > 0 if err := tc.checkExpr(env, expr); err != nil { // Suppress this error if a more actionable one has occurred. In // this case, if an error occurred in a ref or closure contained in // this expression, and the error is due to a nil type, then it's // likely to be the result of the more specific error. skip := (hasClosureErrors || hasRefErrors) && causedByNilType(err) if !skip { tc.err(err) } } return true }) return env, tc.errs }
go
func (tc *typeChecker) CheckBody(env *TypeEnv, body Body) (*TypeEnv, Errors) { if env == nil { env = NewTypeEnv() } else { env = env.wrap() } WalkExprs(body, func(expr *Expr) bool { closureErrs := tc.checkClosures(env, expr) for _, err := range closureErrs { tc.err(err) } hasClosureErrors := len(closureErrs) > 0 vis := newRefChecker(env) Walk(vis, expr) for _, err := range vis.errs { tc.err(err) } hasRefErrors := len(vis.errs) > 0 if err := tc.checkExpr(env, expr); err != nil { // Suppress this error if a more actionable one has occurred. In // this case, if an error occurred in a ref or closure contained in // this expression, and the error is due to a nil type, then it's // likely to be the result of the more specific error. skip := (hasClosureErrors || hasRefErrors) && causedByNilType(err) if !skip { tc.err(err) } } return true }) return env, tc.errs }
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// CheckBody runs type checking on the body and returns a TypeEnv if no errors // are found. The resulting TypeEnv wraps the provided one. The resulting // TypeEnv will be able to resolve types of vars contained in the body.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/check.go#L41-L81
train
open-policy-agent/opa
ast/check.go
CheckTypes
func (tc *typeChecker) CheckTypes(env *TypeEnv, sorted []util.T) (*TypeEnv, Errors) { if env == nil { env = NewTypeEnv() } else { env = env.wrap() } for _, s := range sorted { tc.checkRule(env, s.(*Rule)) } return env, tc.errs }
go
func (tc *typeChecker) CheckTypes(env *TypeEnv, sorted []util.T) (*TypeEnv, Errors) { if env == nil { env = NewTypeEnv() } else { env = env.wrap() } for _, s := range sorted { tc.checkRule(env, s.(*Rule)) } return env, tc.errs }
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// CheckTypes runs type checking on the rules returns a TypeEnv if no errors // are found. The resulting TypeEnv wraps the provided one. The resulting // TypeEnv will be able to resolve types of refs that refer to rules.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/check.go#L86-L96
train
open-policy-agent/opa
internal/runtime/runtime.go
Term
func Term(params Params) (*ast.Term, error) { obj := ast.NewObject() if params.Config != nil { var x interface{} if err := util.Unmarshal(params.Config, &x); err != nil { return nil, err } v, err := ast.InterfaceToValue(x) if err != nil { return nil, err } obj.Insert(ast.StringTerm("config"), ast.NewTerm(v)) } env := ast.NewObject() for _, s := range os.Environ() { parts := strings.SplitN(s, "=", 2) if len(parts) == 1 { env.Insert(ast.StringTerm(parts[0]), ast.NullTerm()) } else if len(parts) > 1 { env.Insert(ast.StringTerm(parts[0]), ast.StringTerm(parts[1])) } } obj.Insert(ast.StringTerm("env"), ast.NewTerm(env)) return ast.NewTerm(obj), nil }
go
func Term(params Params) (*ast.Term, error) { obj := ast.NewObject() if params.Config != nil { var x interface{} if err := util.Unmarshal(params.Config, &x); err != nil { return nil, err } v, err := ast.InterfaceToValue(x) if err != nil { return nil, err } obj.Insert(ast.StringTerm("config"), ast.NewTerm(v)) } env := ast.NewObject() for _, s := range os.Environ() { parts := strings.SplitN(s, "=", 2) if len(parts) == 1 { env.Insert(ast.StringTerm(parts[0]), ast.NullTerm()) } else if len(parts) > 1 { env.Insert(ast.StringTerm(parts[0]), ast.StringTerm(parts[1])) } } obj.Insert(ast.StringTerm("env"), ast.NewTerm(env)) return ast.NewTerm(obj), nil }
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// Term returns the runtime information as an ast.Term object.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/internal/runtime/runtime.go#L22-L55
train
open-policy-agent/opa
util/queue.go
NewLIFO
func NewLIFO(ts ...T) *LIFO { s := &LIFO{} for i := range ts { s.Push(ts[i]) } return s }
go
func NewLIFO(ts ...T) *LIFO { s := &LIFO{} for i := range ts { s.Push(ts[i]) } return s }
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// NewLIFO returns a new LIFO queue containing elements ts starting with the // left-most argument at the bottom.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/util/queue.go#L20-L26
train
open-policy-agent/opa
util/queue.go
NewFIFO
func NewFIFO(ts ...T) *FIFO { s := &FIFO{} for i := range ts { s.Push(ts[i]) } return s }
go
func NewFIFO(ts ...T) *FIFO { s := &FIFO{} for i := range ts { s.Push(ts[i]) } return s }
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// NewFIFO returns a new FIFO queue containing elements ts starting with the // left-most argument at the front.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/util/queue.go#L69-L75
train
open-policy-agent/opa
plugins/rest/rest.go
Name
func Name(s string) func(*Client) { return func(c *Client) { c.config.Name = s } }
go
func Name(s string) func(*Client) { return func(c *Client) { c.config.Name = s } }
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// Name returns an option that overrides the service name on the client.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/plugins/rest/rest.go#L146-L150
train
open-policy-agent/opa
plugins/rest/rest.go
New
func New(config []byte, opts ...func(*Client)) (Client, error) { var parsedConfig Config if err := util.Unmarshal(config, &parsedConfig); err != nil { return Client{}, err } tlsConfig, err := parsedConfig.validateAndInjectDefaults() if err != nil { return Client{}, err } // Ensure we use a http.Transport with proper settings: the zero values are not // a good choice, as they cause leaking connections: // https://github.com/golang/go/issues/19620 // // Also, there's no simple way to copy the values from http.DefaultTransport, // see https://github.com/golang/go/issues/26013. Hence, we copy the settings // used in the golang sources, // https://github.com/golang/go/blob/5fae09b7386de26db59a1184f62fc7b22ec7667b/src/net/http/transport.go#L42-L53 // Copyright 2011 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. var tr http.RoundTripper = &http.Transport{ Proxy: http.ProxyFromEnvironment, DialContext: (&net.Dialer{ Timeout: 30 * time.Second, KeepAlive: 30 * time.Second, DualStack: true, }).DialContext, MaxIdleConns: 100, IdleConnTimeout: 90 * time.Second, TLSHandshakeTimeout: 10 * time.Second, ExpectContinueTimeout: 1 * time.Second, TLSClientConfig: tlsConfig, } // copy, we don't want to alter the default client's Transport c := *http.DefaultClient c.Transport = tr client := Client{ config: parsedConfig, Client: c, } for _, f := range opts { f(&client) } return client, nil }
go
func New(config []byte, opts ...func(*Client)) (Client, error) { var parsedConfig Config if err := util.Unmarshal(config, &parsedConfig); err != nil { return Client{}, err } tlsConfig, err := parsedConfig.validateAndInjectDefaults() if err != nil { return Client{}, err } // Ensure we use a http.Transport with proper settings: the zero values are not // a good choice, as they cause leaking connections: // https://github.com/golang/go/issues/19620 // // Also, there's no simple way to copy the values from http.DefaultTransport, // see https://github.com/golang/go/issues/26013. Hence, we copy the settings // used in the golang sources, // https://github.com/golang/go/blob/5fae09b7386de26db59a1184f62fc7b22ec7667b/src/net/http/transport.go#L42-L53 // Copyright 2011 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. var tr http.RoundTripper = &http.Transport{ Proxy: http.ProxyFromEnvironment, DialContext: (&net.Dialer{ Timeout: 30 * time.Second, KeepAlive: 30 * time.Second, DualStack: true, }).DialContext, MaxIdleConns: 100, IdleConnTimeout: 90 * time.Second, TLSHandshakeTimeout: 10 * time.Second, ExpectContinueTimeout: 1 * time.Second, TLSClientConfig: tlsConfig, } // copy, we don't want to alter the default client's Transport c := *http.DefaultClient c.Transport = tr client := Client{ config: parsedConfig, Client: c, } for _, f := range opts { f(&client) } return client, nil }
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// New returns a new Client for config.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/plugins/rest/rest.go#L153-L204
train
open-policy-agent/opa
plugins/rest/rest.go
WithHeader
func (c Client) WithHeader(k, v string) Client { if v == "" { return c } if c.headers == nil { c.headers = map[string]string{} } c.headers[k] = v return c }
go
func (c Client) WithHeader(k, v string) Client { if v == "" { return c } if c.headers == nil { c.headers = map[string]string{} } c.headers[k] = v return c }
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// WithHeader returns a shallow copy of the client with a header to include the // requests.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/plugins/rest/rest.go#L213-L222
train
open-policy-agent/opa
plugins/rest/rest.go
WithJSON
func (c Client) WithJSON(body interface{}) Client { c = c.WithHeader("Content-Type", "application/json") c.json = &body return c }
go
func (c Client) WithJSON(body interface{}) Client { c = c.WithHeader("Content-Type", "application/json") c.json = &body return c }
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// WithJSON returns a shallow copy of the client with the JSON value set as the // message body to include the requests. This function sets the Content-Type // header.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/plugins/rest/rest.go#L227-L231
train
open-policy-agent/opa
plugins/rest/rest.go
WithBytes
func (c Client) WithBytes(body []byte) Client { c.bytes = &body return c }
go
func (c Client) WithBytes(body []byte) Client { c.bytes = &body return c }
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// WithBytes returns a shallow copy of the client with the bytes set as the // message body to include in the requests.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/plugins/rest/rest.go#L235-L238
train
open-policy-agent/opa
plugins/rest/rest.go
Do
func (c Client) Do(ctx context.Context, method, path string) (*http.Response, error) { path = strings.Trim(path, "/") var body io.Reader if c.bytes != nil { buf := bytes.NewBuffer(*c.bytes) body = buf } else if c.json != nil { var buf bytes.Buffer if err := json.NewEncoder(&buf).Encode(*c.json); err != nil { return nil, err } body = &buf } url := c.config.URL + "/" + path req, err := http.NewRequest(method, url, body) if err != nil { return nil, err } headers := map[string]string{} // Set authorization header for credentials. if c.config.Credentials.Bearer != nil { req.Header.Add("Authorization", fmt.Sprintf("%v %v", c.config.Credentials.Bearer.Scheme, c.config.Credentials.Bearer.Token)) } // Copy custom headers from config. for key, value := range c.config.Headers { headers[key] = value } // Overwrite with headers set directly on client. for key, value := range c.headers { headers[key] = value } for key, value := range headers { req.Header.Add(key, value) } req = req.WithContext(ctx) logrus.WithFields(logrus.Fields{ "method": method, "url": url, "headers": req.Header, }).Debug("Sending request.") resp, err := c.Client.Do(req) if resp != nil { // Only log for debug purposes. If an error occurred, the caller should handle // that. In the non-error case, the caller may not do anything. logrus.WithFields(logrus.Fields{ "method": method, "url": url, "status": resp.Status, "headers": resp.Header, }).Debug("Received response.") } return resp, err }
go
func (c Client) Do(ctx context.Context, method, path string) (*http.Response, error) { path = strings.Trim(path, "/") var body io.Reader if c.bytes != nil { buf := bytes.NewBuffer(*c.bytes) body = buf } else if c.json != nil { var buf bytes.Buffer if err := json.NewEncoder(&buf).Encode(*c.json); err != nil { return nil, err } body = &buf } url := c.config.URL + "/" + path req, err := http.NewRequest(method, url, body) if err != nil { return nil, err } headers := map[string]string{} // Set authorization header for credentials. if c.config.Credentials.Bearer != nil { req.Header.Add("Authorization", fmt.Sprintf("%v %v", c.config.Credentials.Bearer.Scheme, c.config.Credentials.Bearer.Token)) } // Copy custom headers from config. for key, value := range c.config.Headers { headers[key] = value } // Overwrite with headers set directly on client. for key, value := range c.headers { headers[key] = value } for key, value := range headers { req.Header.Add(key, value) } req = req.WithContext(ctx) logrus.WithFields(logrus.Fields{ "method": method, "url": url, "headers": req.Header, }).Debug("Sending request.") resp, err := c.Client.Do(req) if resp != nil { // Only log for debug purposes. If an error occurred, the caller should handle // that. In the non-error case, the caller may not do anything. logrus.WithFields(logrus.Fields{ "method": method, "url": url, "status": resp.Status, "headers": resp.Header, }).Debug("Received response.") } return resp, err }
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// Do executes a request using the client.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/plugins/rest/rest.go#L241-L306
train
open-policy-agent/opa
format/format.go
Bytes
func Bytes(src []byte) ([]byte, error) { astElem, err := ast.Parse("", src, ast.CommentsOption()) if err != nil { return nil, err } return Ast(astElem) }
go
func Bytes(src []byte) ([]byte, error) { astElem, err := ast.Parse("", src, ast.CommentsOption()) if err != nil { return nil, err } return Ast(astElem) }
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// Bytes formats Rego source code. The bytes provided do not have to be an entire // source file, but they must be parse-able. If the bytes are not parse-able, Bytes // will return an error resulting from the attempt to parse them.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/format/format.go#L19-L25
train
open-policy-agent/opa
format/format.go
Source
func Source(filename string, src []byte) ([]byte, error) { module, err := ast.ParseModule(filename, string(src)) if err != nil { return nil, err } formatted, err := Ast(module) if err != nil { return nil, fmt.Errorf("%s: %v", filename, err) } return formatted, nil }
go
func Source(filename string, src []byte) ([]byte, error) { module, err := ast.ParseModule(filename, string(src)) if err != nil { return nil, err } formatted, err := Ast(module) if err != nil { return nil, fmt.Errorf("%s: %v", filename, err) } return formatted, nil }
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// Source formats a Rego source file. The bytes provided must describe a complete // Rego module. If they don't, Source will return an error resulting from the attempt // to parse the bytes.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/format/format.go#L30-L40
train
open-policy-agent/opa
format/format.go
MustAst
func MustAst(x interface{}) []byte { bs, err := Ast(x) if err != nil { panic(err) } return bs }
go
func MustAst(x interface{}) []byte { bs, err := Ast(x) if err != nil { panic(err) } return bs }
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// MustAst is a helper function to format a Rego AST element. If any errors // occurs this function will panic. This is mostly used for test
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/format/format.go#L44-L50
train
open-policy-agent/opa
format/format.go
Ast
func Ast(x interface{}) (formatted []byte, err error) { ast.WalkNodes(x, func(x ast.Node) bool { if b, ok := x.(ast.Body); ok { if len(b) == 0 { return false } } if x.Loc() == nil { x.SetLoc(defaultLocation(x)) } return false }) w := &writer{indent: "\t"} switch x := x.(type) { case *ast.Module: w.writeModule(x) case *ast.Package: w.writePackage(x, nil) case *ast.Import: w.writeImports([]*ast.Import{x}, nil) case *ast.Rule: w.writeRule(x, false, nil) case *ast.Head: w.writeHead(x, false, nil) case ast.Body: w.writeBody(x, nil) case *ast.Expr: w.writeExpr(x, nil) case *ast.With: w.writeWith(x, nil) case *ast.Term: w.writeTerm(x, nil) case ast.Value: w.writeTerm(&ast.Term{Value: x, Location: &ast.Location{}}, nil) case *ast.Comment: w.writeComments([]*ast.Comment{x}) default: return nil, fmt.Errorf("not an ast element: %v", x) } return squashTrailingNewlines(w.buf.Bytes()), nil }
go
func Ast(x interface{}) (formatted []byte, err error) { ast.WalkNodes(x, func(x ast.Node) bool { if b, ok := x.(ast.Body); ok { if len(b) == 0 { return false } } if x.Loc() == nil { x.SetLoc(defaultLocation(x)) } return false }) w := &writer{indent: "\t"} switch x := x.(type) { case *ast.Module: w.writeModule(x) case *ast.Package: w.writePackage(x, nil) case *ast.Import: w.writeImports([]*ast.Import{x}, nil) case *ast.Rule: w.writeRule(x, false, nil) case *ast.Head: w.writeHead(x, false, nil) case ast.Body: w.writeBody(x, nil) case *ast.Expr: w.writeExpr(x, nil) case *ast.With: w.writeWith(x, nil) case *ast.Term: w.writeTerm(x, nil) case ast.Value: w.writeTerm(&ast.Term{Value: x, Location: &ast.Location{}}, nil) case *ast.Comment: w.writeComments([]*ast.Comment{x}) default: return nil, fmt.Errorf("not an ast element: %v", x) } return squashTrailingNewlines(w.buf.Bytes()), nil }
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// Ast formats a Rego AST element. If the passed value is not a valid AST // element, Ast returns nil and an error. Ast relies on all AST elements having // non-nil Location values. If an AST element with a nil Location value is // encountered, a default location will be set on the AST node.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/format/format.go#L56-L99
train
open-policy-agent/opa
format/format.go
startLine
func (w *writer) startLine() { if w.inline { panic("currently in a line") } w.inline = true for i := 0; i < w.level; i++ { w.write(w.indent) } }
go
func (w *writer) startLine() { if w.inline { panic("currently in a line") } w.inline = true for i := 0; i < w.level; i++ { w.write(w.indent) } }
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// startLine begins a line with the current indentation level.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/format/format.go#L858-L866
train
open-policy-agent/opa
format/format.go
endLine
func (w *writer) endLine() { if !w.inline { panic("not in a line") } w.inline = false if w.beforeEnd != nil && !w.delay { w.write(" " + w.beforeEnd.String()) w.beforeEnd = nil } w.delay = false w.write("\n") }
go
func (w *writer) endLine() { if !w.inline { panic("not in a line") } w.inline = false if w.beforeEnd != nil && !w.delay { w.write(" " + w.beforeEnd.String()) w.beforeEnd = nil } w.delay = false w.write("\n") }
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// endLine ends a line with a newline.
[ "endLine", "ends", "a", "line", "with", "a", "newline", "." ]
589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/format/format.go#L869-L880
train
open-policy-agent/opa
format/format.go
beforeLineEnd
func (w *writer) beforeLineEnd(c *ast.Comment) { if w.beforeEnd != nil { if c == nil { return } panic("overwriting non-nil beforeEnd") } w.beforeEnd = c }
go
func (w *writer) beforeLineEnd(c *ast.Comment) { if w.beforeEnd != nil { if c == nil { return } panic("overwriting non-nil beforeEnd") } w.beforeEnd = c }
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// beforeLineEnd registers a comment to be printed at the end of the current line.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/format/format.go#L883-L891
train
open-policy-agent/opa
format/format.go
writeLine
func (w *writer) writeLine(s string) { if !w.inline { w.startLine() } w.write(s) w.endLine() }
go
func (w *writer) writeLine(s string) { if !w.inline { w.startLine() } w.write(s) w.endLine() }
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// writeLine writes the string on a newly started line, then terminate the line.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/format/format.go#L912-L918
train
open-policy-agent/opa
util/json.go
UnmarshalJSON
func UnmarshalJSON(bs []byte, x interface{}) (err error) { buf := bytes.NewBuffer(bs) decoder := NewJSONDecoder(buf) return decoder.Decode(x) }
go
func UnmarshalJSON(bs []byte, x interface{}) (err error) { buf := bytes.NewBuffer(bs) decoder := NewJSONDecoder(buf) return decoder.Decode(x) }
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// UnmarshalJSON parses the JSON encoded data and stores the result in the value // pointed to by x. // // This function is intended to be used in place of the standard json.Marshal // function when json.Number is required.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/util/json.go#L21-L25
train
open-policy-agent/opa
util/json.go
NewJSONDecoder
func NewJSONDecoder(r io.Reader) *json.Decoder { decoder := json.NewDecoder(r) decoder.UseNumber() return decoder }
go
func NewJSONDecoder(r io.Reader) *json.Decoder { decoder := json.NewDecoder(r) decoder.UseNumber() return decoder }
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// NewJSONDecoder returns a new decoder that reads from r. // // This function is intended to be used in place of the standard json.NewDecoder // when json.Number is required.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/util/json.go#L31-L35
train
open-policy-agent/opa
util/json.go
MustUnmarshalJSON
func MustUnmarshalJSON(bs []byte) interface{} { var x interface{} if err := UnmarshalJSON(bs, &x); err != nil { panic(err) } return x }
go
func MustUnmarshalJSON(bs []byte) interface{} { var x interface{} if err := UnmarshalJSON(bs, &x); err != nil { panic(err) } return x }
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// MustUnmarshalJSON parse the JSON encoded data and returns the result. // // If the data cannot be decoded, this function will panic. This function is for // test purposes.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/util/json.go#L41-L47
train
open-policy-agent/opa
util/json.go
MustMarshalJSON
func MustMarshalJSON(x interface{}) []byte { bs, err := json.Marshal(x) if err != nil { panic(err) } return bs }
go
func MustMarshalJSON(x interface{}) []byte { bs, err := json.Marshal(x) if err != nil { panic(err) } return bs }
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// MustMarshalJSON returns the JSON encoding of x // // If the data cannot be encoded, this function will panic. This function is for // test purposes.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/util/json.go#L53-L59
train
open-policy-agent/opa
util/json.go
RoundTrip
func RoundTrip(x *interface{}) error { bs, err := json.Marshal(x) if err != nil { return err } return UnmarshalJSON(bs, x) }
go
func RoundTrip(x *interface{}) error { bs, err := json.Marshal(x) if err != nil { return err } return UnmarshalJSON(bs, x) }
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// RoundTrip encodes to JSON, and decodes the result again. // // Thereby, it is converting its argument to the representation expected by // rego.Input and inmem's Write operations. Works with both references and // values.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/util/json.go#L66-L72
train
open-policy-agent/opa
util/json.go
Unmarshal
func Unmarshal(bs []byte, v interface{}) error { bs, err := yaml.YAMLToJSON(bs) if err != nil { return err } return UnmarshalJSON(bs, v) }
go
func Unmarshal(bs []byte, v interface{}) error { bs, err := yaml.YAMLToJSON(bs) if err != nil { return err } return UnmarshalJSON(bs, v) }
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// Unmarshal decodes a YAML or JSON value into the specified type.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/util/json.go#L93-L99
train
open-policy-agent/opa
storage/errors.go
IsNotFound
func IsNotFound(err error) bool { switch err := err.(type) { case *Error: return err.Code == NotFoundErr } return false }
go
func IsNotFound(err error) bool { switch err := err.(type) { case *Error: return err.Code == NotFoundErr } return false }
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// IsNotFound returns true if this error is a NotFoundErr.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/storage/errors.go#L62-L68
train
open-policy-agent/opa
storage/errors.go
IsWriteConflictError
func IsWriteConflictError(err error) bool { switch err := err.(type) { case *Error: return err.Code == WriteConflictErr } return false }
go
func IsWriteConflictError(err error) bool { switch err := err.(type) { case *Error: return err.Code == WriteConflictErr } return false }
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// IsWriteConflictError returns true if this error a WriteConflictErr.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/storage/errors.go#L71-L77
train
open-policy-agent/opa
storage/errors.go
IsInvalidPatch
func IsInvalidPatch(err error) bool { switch err := err.(type) { case *Error: return err.Code == InvalidPatchErr } return false }
go
func IsInvalidPatch(err error) bool { switch err := err.(type) { case *Error: return err.Code == InvalidPatchErr } return false }
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// IsInvalidPatch returns true if this error is a InvalidPatchErr.
[ "IsInvalidPatch", "returns", "true", "if", "this", "error", "is", "a", "InvalidPatchErr", "." ]
589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/storage/errors.go#L80-L86
train
open-policy-agent/opa
storage/errors.go
IsInvalidTransaction
func IsInvalidTransaction(err error) bool { switch err := err.(type) { case *Error: return err.Code == InvalidTransactionErr } return false }
go
func IsInvalidTransaction(err error) bool { switch err := err.(type) { case *Error: return err.Code == InvalidTransactionErr } return false }
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// IsInvalidTransaction returns true if this error is a InvalidTransactionErr.
[ "IsInvalidTransaction", "returns", "true", "if", "this", "error", "is", "a", "InvalidTransactionErr", "." ]
589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/storage/errors.go#L89-L95
train
open-policy-agent/opa
storage/errors.go
IsIndexingNotSupported
func IsIndexingNotSupported(err error) bool { switch err := err.(type) { case *Error: return err.Code == IndexingNotSupportedErr } return false }
go
func IsIndexingNotSupported(err error) bool { switch err := err.(type) { case *Error: return err.Code == IndexingNotSupportedErr } return false }
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// IsIndexingNotSupported returns true if this error is a IndexingNotSupportedErr.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/storage/errors.go#L98-L104
train
open-policy-agent/opa
ast/map.go
NewValueMap
func NewValueMap() *ValueMap { vs := &ValueMap{ hashMap: util.NewHashMap(valueEq, valueHash), } return vs }
go
func NewValueMap() *ValueMap { vs := &ValueMap{ hashMap: util.NewHashMap(valueEq, valueHash), } return vs }
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// NewValueMap returns a new ValueMap.
[ "NewValueMap", "returns", "a", "new", "ValueMap", "." ]
589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/map.go#L16-L21
train
open-policy-agent/opa
ast/map.go
Copy
func (vs *ValueMap) Copy() *ValueMap { if vs == nil { return nil } cpy := NewValueMap() cpy.hashMap = vs.hashMap.Copy() return cpy }
go
func (vs *ValueMap) Copy() *ValueMap { if vs == nil { return nil } cpy := NewValueMap() cpy.hashMap = vs.hashMap.Copy() return cpy }
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// Copy returns a shallow copy of the ValueMap.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/map.go#L24-L31
train
open-policy-agent/opa
ast/map.go
Equal
func (vs *ValueMap) Equal(other *ValueMap) bool { if vs == nil { return other == nil || other.Len() == 0 } if other == nil { return vs == nil || vs.Len() == 0 } return vs.hashMap.Equal(other.hashMap) }
go
func (vs *ValueMap) Equal(other *ValueMap) bool { if vs == nil { return other == nil || other.Len() == 0 } if other == nil { return vs == nil || vs.Len() == 0 } return vs.hashMap.Equal(other.hashMap) }
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// Equal returns true if this ValueMap equals the other.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/map.go#L34-L42
train
open-policy-agent/opa
ast/map.go
Get
func (vs *ValueMap) Get(k Value) Value { if vs != nil { if v, ok := vs.hashMap.Get(k); ok { return v.(Value) } } return nil }
go
func (vs *ValueMap) Get(k Value) Value { if vs != nil { if v, ok := vs.hashMap.Get(k); ok { return v.(Value) } } return nil }
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// Get returns the value in the map for k.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/map.go#L53-L60
train
open-policy-agent/opa
ast/map.go
Put
func (vs *ValueMap) Put(k, v Value) { if vs == nil { panic("put on nil value map") } vs.hashMap.Put(k, v) }
go
func (vs *ValueMap) Put(k, v Value) { if vs == nil { panic("put on nil value map") } vs.hashMap.Put(k, v) }
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// Put inserts a key k into the map with value v.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/map.go#L84-L89
train
open-policy-agent/opa
ast/map.go
Delete
func (vs *ValueMap) Delete(k Value) { if vs == nil { return } vs.hashMap.Delete(k) }
go
func (vs *ValueMap) Delete(k Value) { if vs == nil { return } vs.hashMap.Delete(k) }
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// Delete removes a key k from the map.
[ "Delete", "removes", "a", "key", "k", "from", "the", "map", "." ]
589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/map.go#L92-L97
train
open-policy-agent/opa
topdown/eval.go
mergeObjects
func mergeObjects(objA, objB ast.Object) (result ast.Object, ok bool) { result = ast.NewObject() stop := objA.Until(func(k, v *ast.Term) bool { if v2 := objB.Get(k); v2 == nil { result.Insert(k, v) } else { obj1, ok1 := v.Value.(ast.Object) obj2, ok2 := v2.Value.(ast.Object) if !ok1 || !ok2 { result.Insert(k, v) return false } obj3, ok := mergeObjects(obj1, obj2) if !ok { return true } result.Insert(k, ast.NewTerm(obj3)) } return false }) if stop { return nil, false } objB.Foreach(func(k, v *ast.Term) { if v2 := objA.Get(k); v2 == nil { result.Insert(k, v) } }) return result, true }
go
func mergeObjects(objA, objB ast.Object) (result ast.Object, ok bool) { result = ast.NewObject() stop := objA.Until(func(k, v *ast.Term) bool { if v2 := objB.Get(k); v2 == nil { result.Insert(k, v) } else { obj1, ok1 := v.Value.(ast.Object) obj2, ok2 := v2.Value.(ast.Object) if !ok1 || !ok2 { result.Insert(k, v) return false } obj3, ok := mergeObjects(obj1, obj2) if !ok { return true } result.Insert(k, ast.NewTerm(obj3)) } return false }) if stop { return nil, false } objB.Foreach(func(k, v *ast.Term) { if v2 := objA.Get(k); v2 == nil { result.Insert(k, v) } }) return result, true }
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// mergeObjects returns a new Object containing the non-overlapping keys of // the objA and objB. If there are overlapping keys between objA and objB, // the values of associated with the keys are merged. Only // objects can be merged with other objects. If the values cannot be merged, // objB value will be overwritten by objA value.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/topdown/eval.go#L2127-L2157
train
open-policy-agent/opa
topdown/query.go
NewQuery
func NewQuery(query ast.Body) *Query { return &Query{ query: query, genvarprefix: ast.WildcardPrefix, } }
go
func NewQuery(query ast.Body) *Query { return &Query{ query: query, genvarprefix: ast.WildcardPrefix, } }
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// NewQuery returns a new Query object that can be run.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/topdown/query.go#L39-L44
train
open-policy-agent/opa
topdown/query.go
WithCompiler
func (q *Query) WithCompiler(compiler *ast.Compiler) *Query { q.compiler = compiler return q }
go
func (q *Query) WithCompiler(compiler *ast.Compiler) *Query { q.compiler = compiler return q }
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// WithCompiler sets the compiler to use for the query.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/topdown/query.go#L47-L50
train
open-policy-agent/opa
topdown/query.go
WithStore
func (q *Query) WithStore(store storage.Store) *Query { q.store = store return q }
go
func (q *Query) WithStore(store storage.Store) *Query { q.store = store return q }
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// WithStore sets the store to use for the query.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/topdown/query.go#L53-L56
train
open-policy-agent/opa
topdown/query.go
WithTransaction
func (q *Query) WithTransaction(txn storage.Transaction) *Query { q.txn = txn return q }
go
func (q *Query) WithTransaction(txn storage.Transaction) *Query { q.txn = txn return q }
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// WithTransaction sets the transaction to use for the query. All queries // should be performed over a consistent snapshot of the storage layer.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/topdown/query.go#L60-L63
train
open-policy-agent/opa
topdown/query.go
WithCancel
func (q *Query) WithCancel(cancel Cancel) *Query { q.cancel = cancel return q }
go
func (q *Query) WithCancel(cancel Cancel) *Query { q.cancel = cancel return q }
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// WithCancel sets the cancellation object to use for the query. Set this if // you need to abort queries based on a deadline. This is optional.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/topdown/query.go#L67-L70
train
open-policy-agent/opa
topdown/query.go
WithInput
func (q *Query) WithInput(input *ast.Term) *Query { q.input = input return q }
go
func (q *Query) WithInput(input *ast.Term) *Query { q.input = input return q }
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// WithInput sets the input object to use for the query. References rooted at // input will be evaluated against this value. This is optional.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/topdown/query.go#L74-L77
train
open-policy-agent/opa
topdown/query.go
WithTracer
func (q *Query) WithTracer(tracer Tracer) *Query { q.tracers = append(q.tracers, tracer) return q }
go
func (q *Query) WithTracer(tracer Tracer) *Query { q.tracers = append(q.tracers, tracer) return q }
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// WithTracer adds a query tracer to use during evaluation. This is optional.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/topdown/query.go#L80-L83
train
open-policy-agent/opa
topdown/query.go
WithMetrics
func (q *Query) WithMetrics(m metrics.Metrics) *Query { q.metrics = m return q }
go
func (q *Query) WithMetrics(m metrics.Metrics) *Query { q.metrics = m return q }
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// WithMetrics sets the metrics collection to add evaluation metrics to. This // is optional.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/topdown/query.go#L87-L90
train
open-policy-agent/opa
topdown/query.go
WithInstrumentation
func (q *Query) WithInstrumentation(instr *Instrumentation) *Query { q.instr = instr return q }
go
func (q *Query) WithInstrumentation(instr *Instrumentation) *Query { q.instr = instr return q }
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// WithInstrumentation sets the instrumentation configuration to enable on the // evaluation process. By default, instrumentation is turned off.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/topdown/query.go#L94-L97
train
open-policy-agent/opa
topdown/query.go
WithUnknowns
func (q *Query) WithUnknowns(terms []*ast.Term) *Query { q.unknowns = terms return q }
go
func (q *Query) WithUnknowns(terms []*ast.Term) *Query { q.unknowns = terms return q }
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// WithUnknowns sets the initial set of variables or references to treat as // unknown during query evaluation. This is required for partial evaluation.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/topdown/query.go#L101-L104
train
open-policy-agent/opa
topdown/query.go
WithPartialNamespace
func (q *Query) WithPartialNamespace(ns string) *Query { q.partialNamespace = ns return q }
go
func (q *Query) WithPartialNamespace(ns string) *Query { q.partialNamespace = ns return q }
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// WithPartialNamespace sets the namespace to use for supporting rules // generated as part of the partial evaluation process. The ns value must be a // valid package path component.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/topdown/query.go#L109-L112
train
open-policy-agent/opa
topdown/query.go
WithRuntime
func (q *Query) WithRuntime(runtime *ast.Term) *Query { q.runtime = runtime return q }
go
func (q *Query) WithRuntime(runtime *ast.Term) *Query { q.runtime = runtime return q }
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// WithRuntime sets the runtime data to execute the query with. The runtime data // can be returned by the `opa.runtime` built-in function.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/topdown/query.go#L116-L119
train
open-policy-agent/opa
topdown/query.go
PartialRun
func (q *Query) PartialRun(ctx context.Context) (partials []ast.Body, support []*ast.Module, err error) { if q.partialNamespace == "" { q.partialNamespace = "partial" // lazily initialize partial namespace } f := &queryIDFactory{} b := newBindings(0, q.instr) e := &eval{ ctx: ctx, cancel: q.cancel, query: q.query, queryIDFact: f, queryID: f.Next(), bindings: b, compiler: q.compiler, store: q.store, baseCache: newBaseCache(), targetStack: newRefStack(), txn: q.txn, input: q.input, tracers: q.tracers, instr: q.instr, builtinCache: builtins.Cache{}, virtualCache: newVirtualCache(), saveSet: newSaveSet(q.unknowns, b), saveStack: newSaveStack(), saveSupport: newSaveSupport(), saveNamespace: ast.StringTerm(q.partialNamespace), genvarprefix: q.genvarprefix, runtime: q.runtime, } q.startTimer(metrics.RegoPartialEval) defer q.stopTimer(metrics.RegoPartialEval) livevars := ast.NewVarSet() ast.WalkVars(q.query, func(x ast.Var) bool { if !x.IsGenerated() { livevars.Add(x) } return false }) p := copypropagation.New(livevars) err = e.Run(func(e *eval) error { // Build output from saved expressions. body := ast.NewBody() for _, elem := range e.saveStack.Stack[len(e.saveStack.Stack)-1] { body.Append(elem.Plug(e.bindings)) } // Include bindings as exprs so that when caller evals the result, they // can obtain values for the vars in their query. bindingExprs := []*ast.Expr{} e.bindings.Iter(e.bindings, func(a, b *ast.Term) error { bindingExprs = append(bindingExprs, ast.Equality.Expr(a, b)) return nil }) // Sort binding expressions so that results are deterministic. sort.Slice(bindingExprs, func(i, j int) bool { return bindingExprs[i].Compare(bindingExprs[j]) < 0 }) for i := range bindingExprs { body.Append(bindingExprs[i]) } body = p.Apply(body) partials = append(partials, body) return nil }) support = e.saveSupport.List() return partials, support, err }
go
func (q *Query) PartialRun(ctx context.Context) (partials []ast.Body, support []*ast.Module, err error) { if q.partialNamespace == "" { q.partialNamespace = "partial" // lazily initialize partial namespace } f := &queryIDFactory{} b := newBindings(0, q.instr) e := &eval{ ctx: ctx, cancel: q.cancel, query: q.query, queryIDFact: f, queryID: f.Next(), bindings: b, compiler: q.compiler, store: q.store, baseCache: newBaseCache(), targetStack: newRefStack(), txn: q.txn, input: q.input, tracers: q.tracers, instr: q.instr, builtinCache: builtins.Cache{}, virtualCache: newVirtualCache(), saveSet: newSaveSet(q.unknowns, b), saveStack: newSaveStack(), saveSupport: newSaveSupport(), saveNamespace: ast.StringTerm(q.partialNamespace), genvarprefix: q.genvarprefix, runtime: q.runtime, } q.startTimer(metrics.RegoPartialEval) defer q.stopTimer(metrics.RegoPartialEval) livevars := ast.NewVarSet() ast.WalkVars(q.query, func(x ast.Var) bool { if !x.IsGenerated() { livevars.Add(x) } return false }) p := copypropagation.New(livevars) err = e.Run(func(e *eval) error { // Build output from saved expressions. body := ast.NewBody() for _, elem := range e.saveStack.Stack[len(e.saveStack.Stack)-1] { body.Append(elem.Plug(e.bindings)) } // Include bindings as exprs so that when caller evals the result, they // can obtain values for the vars in their query. bindingExprs := []*ast.Expr{} e.bindings.Iter(e.bindings, func(a, b *ast.Term) error { bindingExprs = append(bindingExprs, ast.Equality.Expr(a, b)) return nil }) // Sort binding expressions so that results are deterministic. sort.Slice(bindingExprs, func(i, j int) bool { return bindingExprs[i].Compare(bindingExprs[j]) < 0 }) for i := range bindingExprs { body.Append(bindingExprs[i]) } body = p.Apply(body) partials = append(partials, body) return nil }) support = e.saveSupport.List() return partials, support, err }
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// PartialRun executes partial evaluation on the query with respect to unknown // values. Partial evaluation attempts to evaluate as much of the query as // possible without requiring values for the unknowns set on the query. The // result of partial evaluation is a new set of queries that can be evaluated // once the unknown value is known. In addition to new queries, partial // evaluation may produce additional support modules that should be used in // conjunction with the partially evaluated queries.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/topdown/query.go#L128-L205
train
open-policy-agent/opa
topdown/query.go
Run
func (q *Query) Run(ctx context.Context) (QueryResultSet, error) { qrs := QueryResultSet{} return qrs, q.Iter(ctx, func(qr QueryResult) error { qrs = append(qrs, qr) return nil }) }
go
func (q *Query) Run(ctx context.Context) (QueryResultSet, error) { qrs := QueryResultSet{} return qrs, q.Iter(ctx, func(qr QueryResult) error { qrs = append(qrs, qr) return nil }) }
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// Run is a wrapper around Iter that accumulates query results and returns them // in one shot.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/topdown/query.go#L209-L215
train
open-policy-agent/opa
topdown/query.go
Iter
func (q *Query) Iter(ctx context.Context, iter func(QueryResult) error) error { f := &queryIDFactory{} e := &eval{ ctx: ctx, cancel: q.cancel, query: q.query, queryIDFact: f, queryID: f.Next(), bindings: newBindings(0, q.instr), compiler: q.compiler, store: q.store, baseCache: newBaseCache(), targetStack: newRefStack(), txn: q.txn, input: q.input, tracers: q.tracers, instr: q.instr, builtinCache: builtins.Cache{}, virtualCache: newVirtualCache(), genvarprefix: q.genvarprefix, runtime: q.runtime, } q.startTimer(metrics.RegoQueryEval) defer q.stopTimer(metrics.RegoQueryEval) return e.Run(func(e *eval) error { qr := QueryResult{} e.bindings.Iter(nil, func(k, v *ast.Term) error { qr[k.Value.(ast.Var)] = v return nil }) return iter(qr) }) }
go
func (q *Query) Iter(ctx context.Context, iter func(QueryResult) error) error { f := &queryIDFactory{} e := &eval{ ctx: ctx, cancel: q.cancel, query: q.query, queryIDFact: f, queryID: f.Next(), bindings: newBindings(0, q.instr), compiler: q.compiler, store: q.store, baseCache: newBaseCache(), targetStack: newRefStack(), txn: q.txn, input: q.input, tracers: q.tracers, instr: q.instr, builtinCache: builtins.Cache{}, virtualCache: newVirtualCache(), genvarprefix: q.genvarprefix, runtime: q.runtime, } q.startTimer(metrics.RegoQueryEval) defer q.stopTimer(metrics.RegoQueryEval) return e.Run(func(e *eval) error { qr := QueryResult{} e.bindings.Iter(nil, func(k, v *ast.Term) error { qr[k.Value.(ast.Var)] = v return nil }) return iter(qr) }) }
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// Iter executes the query and invokes the iter function with query results // produced by evaluating the query.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/topdown/query.go#L219-L251
train
open-policy-agent/opa
rego/rego.go
EvalInput
func EvalInput(input interface{}) EvalOption { return func(e *EvalContext) { e.rawInput = &input e.hasInput = true } }
go
func EvalInput(input interface{}) EvalOption { return func(e *EvalContext) { e.rawInput = &input e.hasInput = true } }
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// EvalInput configures the input for a Prepared Query's evaluation
[ "EvalInput", "configures", "the", "input", "for", "a", "Prepared", "Query", "s", "evaluation" ]
589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/rego/rego.go#L90-L95
train
open-policy-agent/opa
rego/rego.go
EvalParsedInput
func EvalParsedInput(input ast.Value) EvalOption { return func(e *EvalContext) { e.parsedInput = input e.hasInput = true } }
go
func EvalParsedInput(input ast.Value) EvalOption { return func(e *EvalContext) { e.parsedInput = input e.hasInput = true } }
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// EvalParsedInput configures the input for a Prepared Query's evaluation
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/rego/rego.go#L98-L103
train
open-policy-agent/opa
rego/rego.go
EvalMetrics
func EvalMetrics(metric metrics.Metrics) EvalOption { return func(e *EvalContext) { e.metrics = metric } }
go
func EvalMetrics(metric metrics.Metrics) EvalOption { return func(e *EvalContext) { e.metrics = metric } }
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// EvalMetrics configures the metrics for a Prepared Query's evaluation
[ "EvalMetrics", "configures", "the", "metrics", "for", "a", "Prepared", "Query", "s", "evaluation" ]
589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/rego/rego.go#L106-L110
train
open-policy-agent/opa
rego/rego.go
EvalTransaction
func EvalTransaction(txn storage.Transaction) EvalOption { return func(e *EvalContext) { e.txn = txn } }
go
func EvalTransaction(txn storage.Transaction) EvalOption { return func(e *EvalContext) { e.txn = txn } }
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// EvalTransaction configures the Transaction for a Prepared Query's evaluation
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/rego/rego.go#L113-L117
train
open-policy-agent/opa
rego/rego.go
EvalTracer
func EvalTracer(tracer topdown.Tracer) EvalOption { return func(e *EvalContext) { if tracer != nil { e.tracers = append(e.tracers, tracer) } } }
go
func EvalTracer(tracer topdown.Tracer) EvalOption { return func(e *EvalContext) { if tracer != nil { e.tracers = append(e.tracers, tracer) } } }
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// EvalTracer configures a tracer for a Prepared Query's evaluation
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/rego/rego.go#L127-L133
train
open-policy-agent/opa
rego/rego.go
EvalParsedUnknowns
func EvalParsedUnknowns(unknowns []*ast.Term) EvalOption { return func(e *EvalContext) { e.parsedUnknowns = unknowns } }
go
func EvalParsedUnknowns(unknowns []*ast.Term) EvalOption { return func(e *EvalContext) { e.parsedUnknowns = unknowns } }
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// EvalParsedUnknowns returns an argument that sets the values to treat // as unknown during partial evaluation.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/rego/rego.go#L154-L158
train
open-policy-agent/opa
rego/rego.go
Eval
func (pq PreparedEvalQuery) Eval(ctx context.Context, options ...EvalOption) (ResultSet, error) { ectx, err := pq.newEvalContext(ctx, options) if err != nil { return nil, err } ectx.compiledQuery = pq.r.compiledQueries[evalQueryType] return pq.r.eval(ctx, ectx) }
go
func (pq PreparedEvalQuery) Eval(ctx context.Context, options ...EvalOption) (ResultSet, error) { ectx, err := pq.newEvalContext(ctx, options) if err != nil { return nil, err } ectx.compiledQuery = pq.r.compiledQueries[evalQueryType] return pq.r.eval(ctx, ectx) }
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// Eval evaluates this PartialResult's Rego object with additional eval options // and returns a ResultSet. // If options are provided they will override the original Rego options respective value.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/rego/rego.go#L224-L233
train
open-policy-agent/opa
rego/rego.go
Partial
func (pq PreparedPartialQuery) Partial(ctx context.Context, options ...EvalOption) (*PartialQueries, error) { ectx, err := pq.newEvalContext(ctx, options) if err != nil { return nil, err } ectx.compiledQuery = pq.r.compiledQueries[partialQueryType] return pq.r.partial(ctx, ectx) }
go
func (pq PreparedPartialQuery) Partial(ctx context.Context, options ...EvalOption) (*PartialQueries, error) { ectx, err := pq.newEvalContext(ctx, options) if err != nil { return nil, err } ectx.compiledQuery = pq.r.compiledQueries[partialQueryType] return pq.r.partial(ctx, ectx) }
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// Partial runs partial evaluation on the prepared query and returns the result.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/rego/rego.go#L242-L251
train
open-policy-agent/opa
rego/rego.go
WithoutWildcards
func (v Vars) WithoutWildcards() Vars { n := Vars{} for k, v := range v { if ast.Var(k).IsWildcard() || ast.Var(k).IsGenerated() { continue } n[k] = v } return n }
go
func (v Vars) WithoutWildcards() Vars { n := Vars{} for k, v := range v { if ast.Var(k).IsWildcard() || ast.Var(k).IsGenerated() { continue } n[k] = v } return n }
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// WithoutWildcards returns a copy of v with wildcard variables removed.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/rego/rego.go#L302-L311
train
open-policy-agent/opa
rego/rego.go
Dump
func Dump(w io.Writer) func(r *Rego) { return func(r *Rego) { r.dump = w } }
go
func Dump(w io.Writer) func(r *Rego) { return func(r *Rego) { r.dump = w } }
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// Dump returns an argument that sets the writer to dump debugging information to.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/rego/rego.go#L377-L381
train
open-policy-agent/opa
rego/rego.go
Query
func Query(q string) func(r *Rego) { return func(r *Rego) { r.query = q } }
go
func Query(q string) func(r *Rego) { return func(r *Rego) { r.query = q } }
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// Query returns an argument that sets the Rego query.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/rego/rego.go#L384-L388
train
open-policy-agent/opa
rego/rego.go
ParsedQuery
func ParsedQuery(q ast.Body) func(r *Rego) { return func(r *Rego) { r.parsedQuery = q } }
go
func ParsedQuery(q ast.Body) func(r *Rego) { return func(r *Rego) { r.parsedQuery = q } }
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// ParsedQuery returns an argument that sets the Rego query.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/rego/rego.go#L391-L395
train
open-policy-agent/opa
rego/rego.go
Package
func Package(p string) func(r *Rego) { return func(r *Rego) { r.pkg = p } }
go
func Package(p string) func(r *Rego) { return func(r *Rego) { r.pkg = p } }
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// Package returns an argument that sets the Rego package on the query's // context.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/rego/rego.go#L399-L403
train
open-policy-agent/opa
rego/rego.go
ParsedPackage
func ParsedPackage(pkg *ast.Package) func(r *Rego) { return func(r *Rego) { r.parsedPackage = pkg } }
go
func ParsedPackage(pkg *ast.Package) func(r *Rego) { return func(r *Rego) { r.parsedPackage = pkg } }
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// ParsedPackage returns an argument that sets the Rego package on the query's // context.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/rego/rego.go#L407-L411
train
open-policy-agent/opa
rego/rego.go
Imports
func Imports(p []string) func(r *Rego) { return func(r *Rego) { r.imports = append(r.imports, p...) } }
go
func Imports(p []string) func(r *Rego) { return func(r *Rego) { r.imports = append(r.imports, p...) } }
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// Imports returns an argument that adds a Rego import to the query's context.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/rego/rego.go#L414-L418
train
open-policy-agent/opa
rego/rego.go
ParsedImports
func ParsedImports(imp []*ast.Import) func(r *Rego) { return func(r *Rego) { r.parsedImports = append(r.parsedImports, imp...) } }
go
func ParsedImports(imp []*ast.Import) func(r *Rego) { return func(r *Rego) { r.parsedImports = append(r.parsedImports, imp...) } }
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// ParsedImports returns an argument that adds Rego imports to the query's // context.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/rego/rego.go#L422-L426
train
open-policy-agent/opa
rego/rego.go
ParsedInput
func ParsedInput(x ast.Value) func(r *Rego) { return func(r *Rego) { r.parsedInput = x } }
go
func ParsedInput(x ast.Value) func(r *Rego) { return func(r *Rego) { r.parsedInput = x } }
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// ParsedInput returns an argument that sets the Rego input document.
[ "ParsedInput", "returns", "an", "argument", "that", "sets", "the", "Rego", "input", "document", "." ]
589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/rego/rego.go#L437-L441
train
open-policy-agent/opa
rego/rego.go
Unknowns
func Unknowns(unknowns []string) func(r *Rego) { return func(r *Rego) { r.unknowns = unknowns } }
go
func Unknowns(unknowns []string) func(r *Rego) { return func(r *Rego) { r.unknowns = unknowns } }
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// Unknowns returns an argument that sets the values to treat as unknown during // partial evaluation.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/rego/rego.go#L445-L449
train