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open-policy-agent/opa
rego/rego.go
ParsedUnknowns
func ParsedUnknowns(unknowns []*ast.Term) func(r *Rego) { return func(r *Rego) { r.parsedUnknowns = unknowns } }
go
func ParsedUnknowns(unknowns []*ast.Term) func(r *Rego) { return func(r *Rego) { r.parsedUnknowns = unknowns } }
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// ParsedUnknowns 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#L453-L457
train
open-policy-agent/opa
rego/rego.go
PartialNamespace
func PartialNamespace(ns string) func(r *Rego) { return func(r *Rego) { r.partialNamespace = ns } }
go
func PartialNamespace(ns string) func(r *Rego) { return func(r *Rego) { r.partialNamespace = ns } }
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// PartialNamespace returns an argument that sets the namespace to use for // partial evaluation results. The namespace must be a valid package path // component.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/rego/rego.go#L462-L466
train
open-policy-agent/opa
rego/rego.go
Module
func Module(filename, input string) func(r *Rego) { return func(r *Rego) { r.modules = append(r.modules, rawModule{ filename: filename, module: input, }) } }
go
func Module(filename, input string) func(r *Rego) { return func(r *Rego) { r.modules = append(r.modules, rawModule{ filename: filename, module: input, }) } }
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// Module returns an argument that adds a Rego module.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/rego/rego.go#L469-L476
train
open-policy-agent/opa
rego/rego.go
Compiler
func Compiler(c *ast.Compiler) func(r *Rego) { return func(r *Rego) { r.compiler = c } }
go
func Compiler(c *ast.Compiler) func(r *Rego) { return func(r *Rego) { r.compiler = c } }
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// Compiler returns an argument that sets the Rego compiler.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/rego/rego.go#L479-L483
train
open-policy-agent/opa
rego/rego.go
Store
func Store(s storage.Store) func(r *Rego) { return func(r *Rego) { r.store = s } }
go
func Store(s storage.Store) func(r *Rego) { return func(r *Rego) { r.store = s } }
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// Store returns an argument that sets the policy engine's data storage layer.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/rego/rego.go#L486-L490
train
open-policy-agent/opa
rego/rego.go
Transaction
func Transaction(txn storage.Transaction) func(r *Rego) { return func(r *Rego) { r.txn = txn } }
go
func Transaction(txn storage.Transaction) func(r *Rego) { return func(r *Rego) { r.txn = txn } }
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// Transaction returns an argument that sets the transaction to use for storage // layer operations.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/rego/rego.go#L494-L498
train
open-policy-agent/opa
rego/rego.go
Metrics
func Metrics(m metrics.Metrics) func(r *Rego) { return func(r *Rego) { r.metrics = m } }
go
func Metrics(m metrics.Metrics) func(r *Rego) { return func(r *Rego) { r.metrics = m } }
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// Metrics returns an argument that sets the metrics collection.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/rego/rego.go#L501-L505
train
open-policy-agent/opa
rego/rego.go
Instrument
func Instrument(yes bool) func(r *Rego) { return func(r *Rego) { r.instrument = yes } }
go
func Instrument(yes bool) func(r *Rego) { return func(r *Rego) { r.instrument = yes } }
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// Instrument returns an argument that enables instrumentation for diagnosing // performance issues.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/rego/rego.go#L509-L513
train
open-policy-agent/opa
rego/rego.go
Trace
func Trace(yes bool) func(r *Rego) { return func(r *Rego) { r.trace = yes } }
go
func Trace(yes bool) func(r *Rego) { return func(r *Rego) { r.trace = yes } }
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// Trace returns an argument that enables tracing on r.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/rego/rego.go#L516-L520
train
open-policy-agent/opa
rego/rego.go
Tracer
func Tracer(t topdown.Tracer) func(r *Rego) { return func(r *Rego) { if t != nil { r.tracers = append(r.tracers, t) } } }
go
func Tracer(t topdown.Tracer) func(r *Rego) { return func(r *Rego) { if t != nil { r.tracers = append(r.tracers, t) } } }
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// Tracer returns an argument that adds a query tracer to r.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/rego/rego.go#L523-L529
train
open-policy-agent/opa
rego/rego.go
Runtime
func Runtime(term *ast.Term) func(r *Rego) { return func(r *Rego) { r.runtime = term } }
go
func Runtime(term *ast.Term) func(r *Rego) { return func(r *Rego) { r.runtime = term } }
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// Runtime returns an argument that sets the runtime data to provide to the // evaluation engine.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/rego/rego.go#L533-L537
train
open-policy-agent/opa
rego/rego.go
PrintTrace
func PrintTrace(w io.Writer, r *Rego) { if r == nil || r.tracebuf == nil { return } topdown.PrettyTrace(w, *r.tracebuf) }
go
func PrintTrace(w io.Writer, r *Rego) { if r == nil || r.tracebuf == nil { return } topdown.PrettyTrace(w, *r.tracebuf) }
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// PrintTrace is a helper function to write a human-readable version of the // trace to the writer w.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/rego/rego.go#L541-L546
train
open-policy-agent/opa
rego/rego.go
New
func New(options ...func(r *Rego)) *Rego { r := &Rego{ capture: map[*ast.Expr]ast.Var{}, compiledQueries: map[queryType]compiledQuery{}, } for _, option := range options { option(r) } if r.compiler == nil { r.compiler = ast.NewCompiler() } if r.store == nil { r.store = inmem.New() } if r.metrics == nil { r.metrics = metrics.New() } if r.instrument { r.instrumentation = topdown.NewInstrumentation(r.metrics) } if r.trace { r.tracebuf = topdown.NewBufferTracer() r.tracers = append(r.tracers, r.tracebuf) } if r.partialNamespace == "" { r.partialNamespace = defaultPartialNamespace } return r }
go
func New(options ...func(r *Rego)) *Rego { r := &Rego{ capture: map[*ast.Expr]ast.Var{}, compiledQueries: map[queryType]compiledQuery{}, } for _, option := range options { option(r) } if r.compiler == nil { r.compiler = ast.NewCompiler() } if r.store == nil { r.store = inmem.New() } if r.metrics == nil { r.metrics = metrics.New() } if r.instrument { r.instrumentation = topdown.NewInstrumentation(r.metrics) } if r.trace { r.tracebuf = topdown.NewBufferTracer() r.tracers = append(r.tracers, r.tracebuf) } if r.partialNamespace == "" { r.partialNamespace = defaultPartialNamespace } return r }
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// New returns a new Rego object.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/rego/rego.go#L549-L586
train
open-policy-agent/opa
rego/rego.go
Eval
func (r *Rego) Eval(ctx context.Context) (ResultSet, error) { var err error if r.txn == nil { r.txn, err = r.store.NewTransaction(ctx) if err != nil { return nil, err } defer r.store.Abort(ctx, r.txn) } pq, err := r.PrepareForEval(ctx) if err != nil { return nil, err } return pq.Eval(ctx) }
go
func (r *Rego) Eval(ctx context.Context) (ResultSet, error) { var err error if r.txn == nil { r.txn, err = r.store.NewTransaction(ctx) if err != nil { return nil, err } defer r.store.Abort(ctx, r.txn) } pq, err := r.PrepareForEval(ctx) if err != nil { return nil, err } return pq.Eval(ctx) }
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// Eval evaluates this Rego object and returns a ResultSet.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/rego/rego.go#L589-L605
train
open-policy-agent/opa
rego/rego.go
PartialEval
func (r *Rego) PartialEval(ctx context.Context) (PartialResult, error) { return r.PartialResult(ctx) }
go
func (r *Rego) PartialEval(ctx context.Context) (PartialResult, error) { return r.PartialResult(ctx) }
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// PartialEval has been deprecated and renamed to PartialResult.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/rego/rego.go#L608-L610
train
open-policy-agent/opa
rego/rego.go
PartialResult
func (r *Rego) PartialResult(ctx context.Context) (PartialResult, error) { var err error if r.txn == nil { r.txn, err = r.store.NewTransaction(ctx) if err != nil { return PartialResult{}, err } defer r.store.Abort(ctx, r.txn) } pq, err := r.PrepareForEval(ctx, WithPartialEval()) if err != nil { return PartialResult{}, err } pr := PartialResult{ compiler: pq.r.compiler, store: pq.r.store, body: pq.r.parsedQuery, } return pr, nil }
go
func (r *Rego) PartialResult(ctx context.Context) (PartialResult, error) { var err error if r.txn == nil { r.txn, err = r.store.NewTransaction(ctx) if err != nil { return PartialResult{}, err } defer r.store.Abort(ctx, r.txn) } pq, err := r.PrepareForEval(ctx, WithPartialEval()) if err != nil { return PartialResult{}, err } pr := PartialResult{ compiler: pq.r.compiler, store: pq.r.store, body: pq.r.parsedQuery, } return pr, nil }
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// PartialResult partially evaluates this Rego object and returns a PartialResult.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/rego/rego.go#L613-L635
train
open-policy-agent/opa
rego/rego.go
Partial
func (r *Rego) Partial(ctx context.Context) (*PartialQueries, error) { var err error if r.txn == nil { r.txn, err = r.store.NewTransaction(ctx) if err != nil { return nil, err } defer r.store.Abort(ctx, r.txn) } pq, err := r.PrepareForPartial(ctx) if err != nil { return nil, err } return pq.Partial(ctx) }
go
func (r *Rego) Partial(ctx context.Context) (*PartialQueries, error) { var err error if r.txn == nil { r.txn, err = r.store.NewTransaction(ctx) if err != nil { return nil, err } defer r.store.Abort(ctx, r.txn) } pq, err := r.PrepareForPartial(ctx) if err != nil { return nil, err } return pq.Partial(ctx) }
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// Partial runs partial evaluation on r and returns the result.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/rego/rego.go#L638-L654
train
open-policy-agent/opa
rego/rego.go
Compile
func (r *Rego) Compile(ctx context.Context) (*CompileResult, error) { pq, err := r.Partial(ctx) if err != nil { return nil, err } if len(pq.Support) > 0 { return nil, fmt.Errorf("modules not supported") } policy, err := planner.New().WithQueries(pq.Queries).Plan() if err != nil { return nil, err } if r.dump != nil { fmt.Fprintln(r.dump, "PLAN:") fmt.Fprintln(r.dump, "-----") ir.Pretty(r.dump, policy) fmt.Fprintln(r.dump) } m, err := wasm.New().WithPolicy(policy).Compile() if err != nil { return nil, err } var out bytes.Buffer if err := encoding.WriteModule(&out, m); err != nil { return nil, err } result := &CompileResult{ Bytes: out.Bytes(), } return result, nil }
go
func (r *Rego) Compile(ctx context.Context) (*CompileResult, error) { pq, err := r.Partial(ctx) if err != nil { return nil, err } if len(pq.Support) > 0 { return nil, fmt.Errorf("modules not supported") } policy, err := planner.New().WithQueries(pq.Queries).Plan() if err != nil { return nil, err } if r.dump != nil { fmt.Fprintln(r.dump, "PLAN:") fmt.Fprintln(r.dump, "-----") ir.Pretty(r.dump, policy) fmt.Fprintln(r.dump) } m, err := wasm.New().WithPolicy(policy).Compile() if err != nil { return nil, err } var out bytes.Buffer if err := encoding.WriteModule(&out, m); err != nil { return nil, err } result := &CompileResult{ Bytes: out.Bytes(), } return result, nil }
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// Compile returns a compiled policy query.
[ "Compile", "returns", "a", "compiled", "policy", "query", "." ]
589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/rego/rego.go#L657-L696
train
open-policy-agent/opa
rego/rego.go
PrepareForEval
func (r *Rego) PrepareForEval(ctx context.Context, opts ...PrepareOption) (PreparedEvalQuery, error) { if !r.hasQuery() { return PreparedEvalQuery{}, fmt.Errorf("cannot evaluate empty query") } pCfg := &PrepareConfig{} for _, o := range opts { o(pCfg) } txn := r.txn var err error if txn == nil { txn, err = r.store.NewTransaction(ctx) if err != nil { return PreparedEvalQuery{}, err } defer r.store.Abort(ctx, txn) } // If the caller wanted to do partial evaluation as part of preparation // do it now and use the new Rego object. if pCfg.doPartialEval { err := r.prepare(ctx, txn, partialResultQueryType, []extraStage{ { after: "ResolveRefs", stage: r.rewriteQueryForPartialEval, }, }) if err != nil { return PreparedEvalQuery{}, err } ectx := &EvalContext{ parsedInput: r.parsedInput, metrics: r.metrics, txn: txn, partialNamespace: r.partialNamespace, tracers: r.tracers, compiledQuery: r.compiledQueries[partialResultQueryType], } pr, err := r.partialResult(ctx, ectx, ast.Wildcard) if err != nil { return PreparedEvalQuery{}, err } // Prepare the new query return pr.Rego().PrepareForEval(ctx) } err = r.prepare(ctx, txn, evalQueryType, []extraStage{ { after: "ResolveRefs", stage: r.rewriteQueryToCaptureValue, }, }) if err != nil { return PreparedEvalQuery{}, err } return PreparedEvalQuery{preparedQuery{r, pCfg}}, err }
go
func (r *Rego) PrepareForEval(ctx context.Context, opts ...PrepareOption) (PreparedEvalQuery, error) { if !r.hasQuery() { return PreparedEvalQuery{}, fmt.Errorf("cannot evaluate empty query") } pCfg := &PrepareConfig{} for _, o := range opts { o(pCfg) } txn := r.txn var err error if txn == nil { txn, err = r.store.NewTransaction(ctx) if err != nil { return PreparedEvalQuery{}, err } defer r.store.Abort(ctx, txn) } // If the caller wanted to do partial evaluation as part of preparation // do it now and use the new Rego object. if pCfg.doPartialEval { err := r.prepare(ctx, txn, partialResultQueryType, []extraStage{ { after: "ResolveRefs", stage: r.rewriteQueryForPartialEval, }, }) if err != nil { return PreparedEvalQuery{}, err } ectx := &EvalContext{ parsedInput: r.parsedInput, metrics: r.metrics, txn: txn, partialNamespace: r.partialNamespace, tracers: r.tracers, compiledQuery: r.compiledQueries[partialResultQueryType], } pr, err := r.partialResult(ctx, ectx, ast.Wildcard) if err != nil { return PreparedEvalQuery{}, err } // Prepare the new query return pr.Rego().PrepareForEval(ctx) } err = r.prepare(ctx, txn, evalQueryType, []extraStage{ { after: "ResolveRefs", stage: r.rewriteQueryToCaptureValue, }, }) if err != nil { return PreparedEvalQuery{}, err } return PreparedEvalQuery{preparedQuery{r, pCfg}}, err }
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// PrepareForEval will parse inputs, modules, and query arguments in preparation // of evaluating them.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/rego/rego.go#L719-L781
train
open-policy-agent/opa
rego/rego.go
PrepareForPartial
func (r *Rego) PrepareForPartial(ctx context.Context, opts ...PrepareOption) (PreparedPartialQuery, error) { if !r.hasQuery() { return PreparedPartialQuery{}, fmt.Errorf("cannot evaluate empty query") } pCfg := &PrepareConfig{} for _, o := range opts { o(pCfg) } txn := r.txn var err error if txn == nil { txn, err = r.store.NewTransaction(ctx) if err != nil { return PreparedPartialQuery{}, err } defer r.store.Abort(ctx, txn) } err = r.prepare(ctx, txn, partialQueryType, []extraStage{ { after: "CheckSafety", stage: r.rewriteEqualsForPartialQueryCompile, }, }) if err != nil { return PreparedPartialQuery{}, err } return PreparedPartialQuery{preparedQuery{r, pCfg}}, err }
go
func (r *Rego) PrepareForPartial(ctx context.Context, opts ...PrepareOption) (PreparedPartialQuery, error) { if !r.hasQuery() { return PreparedPartialQuery{}, fmt.Errorf("cannot evaluate empty query") } pCfg := &PrepareConfig{} for _, o := range opts { o(pCfg) } txn := r.txn var err error if txn == nil { txn, err = r.store.NewTransaction(ctx) if err != nil { return PreparedPartialQuery{}, err } defer r.store.Abort(ctx, txn) } err = r.prepare(ctx, txn, partialQueryType, []extraStage{ { after: "CheckSafety", stage: r.rewriteEqualsForPartialQueryCompile, }, }) if err != nil { return PreparedPartialQuery{}, err } return PreparedPartialQuery{preparedQuery{r, pCfg}}, err }
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// PrepareForPartial will parse inputs, modules, and query arguments in preparation // of partially evaluating them.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/rego/rego.go#L785-L818
train
open-policy-agent/opa
rego/rego.go
rewriteEqualsForPartialQueryCompile
func (r *Rego) rewriteEqualsForPartialQueryCompile(_ ast.QueryCompiler, query ast.Body) (ast.Body, error) { doubleEq := ast.Equal.Ref() unifyOp := ast.Equality.Ref() ast.WalkExprs(query, func(x *ast.Expr) bool { if x.IsCall() { operator := x.Operator() if operator.Equal(doubleEq) && len(x.Operands()) == 2 { x.SetOperator(ast.NewTerm(unifyOp)) } } return false }) return query, nil }
go
func (r *Rego) rewriteEqualsForPartialQueryCompile(_ ast.QueryCompiler, query ast.Body) (ast.Body, error) { doubleEq := ast.Equal.Ref() unifyOp := ast.Equality.Ref() ast.WalkExprs(query, func(x *ast.Expr) bool { if x.IsCall() { operator := x.Operator() if operator.Equal(doubleEq) && len(x.Operands()) == 2 { x.SetOperator(ast.NewTerm(unifyOp)) } } return false }) return query, nil }
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// rewriteEqualsForPartialQueryCompile will rewrite == to = in queries. Normally // this wouldn't be done, except for handling queries with the `Partial` API // where rewriting them can substantially simplify the result, and it is unlikely // that the caller would need expression values.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/rego/rego.go#L1258-L1271
train
open-policy-agent/opa
bundle/bundle.go
Init
func (m *Manifest) Init() { if m.Roots == nil { defaultRoots := []string{""} m.Roots = &defaultRoots } }
go
func (m *Manifest) Init() { if m.Roots == nil { defaultRoots := []string{""} m.Roots = &defaultRoots } }
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// Init initializes the manifest. If you instantiate a manifest // manually, call Init to ensure that the roots are set properly.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/bundle/bundle.go#L52-L57
train
open-policy-agent/opa
bundle/bundle.go
IncludeManifestInData
func (r *Reader) IncludeManifestInData(includeManifestInData bool) *Reader { r.includeManifestInData = includeManifestInData return r }
go
func (r *Reader) IncludeManifestInData(includeManifestInData bool) *Reader { r.includeManifestInData = includeManifestInData return r }
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// IncludeManifestInData sets whether the manifest metadata should be // included in the bundle's data.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/bundle/bundle.go#L134-L137
train
open-policy-agent/opa
bundle/bundle.go
Write
func Write(w io.Writer, bundle Bundle) error { gw := gzip.NewWriter(w) tw := tar.NewWriter(gw) var buf bytes.Buffer if err := json.NewEncoder(&buf).Encode(bundle.Data); err != nil { return err } if err := writeFile(tw, "data.json", buf.Bytes()); err != nil { return err } for _, module := range bundle.Modules { if err := writeFile(tw, module.Path, module.Raw); err != nil { return err } } if err := writeManifest(tw, bundle); err != nil { return err } if err := tw.Close(); err != nil { return err } return gw.Close() }
go
func Write(w io.Writer, bundle Bundle) error { gw := gzip.NewWriter(w) tw := tar.NewWriter(gw) var buf bytes.Buffer if err := json.NewEncoder(&buf).Encode(bundle.Data); err != nil { return err } if err := writeFile(tw, "data.json", buf.Bytes()); err != nil { return err } for _, module := range bundle.Modules { if err := writeFile(tw, module.Path, module.Raw); err != nil { return err } } if err := writeManifest(tw, bundle); err != nil { return err } if err := tw.Close(); err != nil { return err } return gw.Close() }
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// Write serializes the Bundle and writes it to w.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/bundle/bundle.go#L241-L270
train
open-policy-agent/opa
bundle/bundle.go
Equal
func (b Bundle) Equal(other Bundle) bool { if !reflect.DeepEqual(b.Data, other.Data) { return false } if len(b.Modules) != len(other.Modules) { return false } for i := range b.Modules { if b.Modules[i].Path != other.Modules[i].Path { return false } if !b.Modules[i].Parsed.Equal(other.Modules[i].Parsed) { return false } if !bytes.Equal(b.Modules[i].Raw, other.Modules[i].Raw) { return false } } return true }
go
func (b Bundle) Equal(other Bundle) bool { if !reflect.DeepEqual(b.Data, other.Data) { return false } if len(b.Modules) != len(other.Modules) { return false } for i := range b.Modules { if b.Modules[i].Path != other.Modules[i].Path { return false } if !b.Modules[i].Parsed.Equal(other.Modules[i].Parsed) { return false } if !bytes.Equal(b.Modules[i].Raw, other.Modules[i].Raw) { return false } } return true }
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// Equal returns true if this bundle's contents equal the other bundle's // contents.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/bundle/bundle.go#L285-L304
train
open-policy-agent/opa
ast/transform.go
TransformRefs
func TransformRefs(x interface{}, f func(Ref) (Value, error)) (interface{}, error) { t := &GenericTransformer{func(x interface{}) (interface{}, error) { if r, ok := x.(Ref); ok { return f(r) } return x, nil }} return Transform(t, x) }
go
func TransformRefs(x interface{}, f func(Ref) (Value, error)) (interface{}, error) { t := &GenericTransformer{func(x interface{}) (interface{}, error) { if r, ok := x.(Ref); ok { return f(r) } return x, nil }} return Transform(t, x) }
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// TransformRefs calls the function f on all references under x.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/transform.go#L248-L256
train
open-policy-agent/opa
ast/transform.go
TransformVars
func TransformVars(x interface{}, f func(Var) (Value, error)) (interface{}, error) { t := &GenericTransformer{func(x interface{}) (interface{}, error) { if v, ok := x.(Var); ok { return f(v) } return x, nil }} return Transform(t, x) }
go
func TransformVars(x interface{}, f func(Var) (Value, error)) (interface{}, error) { t := &GenericTransformer{func(x interface{}) (interface{}, error) { if v, ok := x.(Var); ok { return f(v) } return x, nil }} return Transform(t, x) }
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// TransformVars calls the function f on all vars under x.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/transform.go#L259-L267
train
open-policy-agent/opa
ast/transform.go
TransformComprehensions
func TransformComprehensions(x interface{}, f func(interface{}) (Value, error)) (interface{}, error) { t := &GenericTransformer{func(x interface{}) (interface{}, error) { switch x := x.(type) { case *ArrayComprehension: return f(x) case *SetComprehension: return f(x) case *ObjectComprehension: return f(x) } return x, nil }} return Transform(t, x) }
go
func TransformComprehensions(x interface{}, f func(interface{}) (Value, error)) (interface{}, error) { t := &GenericTransformer{func(x interface{}) (interface{}, error) { switch x := x.(type) { case *ArrayComprehension: return f(x) case *SetComprehension: return f(x) case *ObjectComprehension: return f(x) } return x, nil }} return Transform(t, x) }
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// TransformComprehensions calls the functio nf on all comprehensions under x.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/transform.go#L270-L283
train
open-policy-agent/opa
ast/unify.go
Unify
func Unify(safe VarSet, a *Term, b *Term) VarSet { u := &unifier{ safe: safe, unified: VarSet{}, unknown: map[Var]VarSet{}, } u.unify(a, b) return u.unified }
go
func Unify(safe VarSet, a *Term, b *Term) VarSet { u := &unifier{ safe: safe, unified: VarSet{}, unknown: map[Var]VarSet{}, } u.unify(a, b) return u.unified }
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// Unify returns a set of variables that will be unified when the equality expression defined by // terms a and b is evaluated. The unifier assumes that variables in the VarSet safe are already // unified.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/unify.go#L10-L18
train
open-policy-agent/opa
runtime/runtime.go
RegisterPlugin
func RegisterPlugin(name string, factory plugins.Factory) { registeredPluginsMux.Lock() defer registeredPluginsMux.Unlock() registeredPlugins[name] = factory }
go
func RegisterPlugin(name string, factory plugins.Factory) { registeredPluginsMux.Lock() defer registeredPluginsMux.Unlock() registeredPlugins[name] = factory }
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// RegisterPlugin registers a plugin factory with the runtime // package. When the runtime is created, the factories are used to parse // plugin configuration and instantiate plugins. If no configuration is // provided, plugins are not instantiated. This function is idempotent.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/runtime/runtime.go#L47-L51
train
open-policy-agent/opa
runtime/runtime.go
NewRuntime
func NewRuntime(ctx context.Context, params Params) (*Runtime, error) { if params.ID == "" { var err error params.ID, err = generateInstanceID() if err != nil { return nil, err } } loaded, err := loader.Filtered(params.Paths, params.Filter) if err != nil { return nil, err } store := inmem.New() txn, err := store.NewTransaction(ctx, storage.WriteParams) if err != nil { return nil, err } if err := store.Write(ctx, txn, storage.AddOp, storage.Path{}, loaded.Documents); err != nil { store.Abort(ctx, txn) return nil, errors.Wrapf(err, "storage error") } if err := storedversion.Write(ctx, store, txn); err != nil { store.Abort(ctx, txn) return nil, errors.Wrapf(err, "storage error") } if err := compileAndStoreInputs(ctx, store, txn, loaded.Modules, params.ErrorLimit); err != nil { store.Abort(ctx, txn) return nil, errors.Wrapf(err, "compile error") } if err := store.Commit(ctx, txn); err != nil { return nil, errors.Wrapf(err, "storage error") } bs, err := loadConfig(params) if err != nil { return nil, errors.Wrapf(err, "config error") } info, err := runtime.Term(runtime.Params{Config: bs}) if err != nil { return nil, err } manager, err := plugins.New(bs, params.ID, store, plugins.Info(info)) if err != nil { return nil, errors.Wrapf(err, "config error") } disco, err := discovery.New(manager, discovery.Factories(registeredPlugins)) if err != nil { return nil, errors.Wrapf(err, "config error") } manager.Register("discovery", disco) rt := &Runtime{ Store: store, Params: params, Manager: manager, info: info, } return rt, nil }
go
func NewRuntime(ctx context.Context, params Params) (*Runtime, error) { if params.ID == "" { var err error params.ID, err = generateInstanceID() if err != nil { return nil, err } } loaded, err := loader.Filtered(params.Paths, params.Filter) if err != nil { return nil, err } store := inmem.New() txn, err := store.NewTransaction(ctx, storage.WriteParams) if err != nil { return nil, err } if err := store.Write(ctx, txn, storage.AddOp, storage.Path{}, loaded.Documents); err != nil { store.Abort(ctx, txn) return nil, errors.Wrapf(err, "storage error") } if err := storedversion.Write(ctx, store, txn); err != nil { store.Abort(ctx, txn) return nil, errors.Wrapf(err, "storage error") } if err := compileAndStoreInputs(ctx, store, txn, loaded.Modules, params.ErrorLimit); err != nil { store.Abort(ctx, txn) return nil, errors.Wrapf(err, "compile error") } if err := store.Commit(ctx, txn); err != nil { return nil, errors.Wrapf(err, "storage error") } bs, err := loadConfig(params) if err != nil { return nil, errors.Wrapf(err, "config error") } info, err := runtime.Term(runtime.Params{Config: bs}) if err != nil { return nil, err } manager, err := plugins.New(bs, params.ID, store, plugins.Info(info)) if err != nil { return nil, errors.Wrapf(err, "config error") } disco, err := discovery.New(manager, discovery.Factories(registeredPlugins)) if err != nil { return nil, errors.Wrapf(err, "config error") } manager.Register("discovery", disco) rt := &Runtime{ Store: store, Params: params, Manager: manager, info: info, } return rt, nil }
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// NewRuntime returns a new Runtime object initialized with params.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/runtime/runtime.go#L165-L236
train
open-policy-agent/opa
runtime/runtime.go
StartREPL
func (rt *Runtime) StartREPL(ctx context.Context) { if err := rt.Manager.Start(ctx); err != nil { fmt.Fprintln(rt.Params.Output, "error starting plugins:", err) os.Exit(1) } defer rt.Manager.Stop(ctx) banner := rt.getBanner() repl := repl.New(rt.Store, rt.Params.HistoryPath, rt.Params.Output, rt.Params.OutputFormat, rt.Params.ErrorLimit, banner).WithRuntime(rt.info) if rt.Params.Watch { if err := rt.startWatcher(ctx, rt.Params.Paths, onReloadPrinter(rt.Params.Output)); err != nil { fmt.Fprintln(rt.Params.Output, "error opening watch:", err) os.Exit(1) } } repl.Loop(ctx) }
go
func (rt *Runtime) StartREPL(ctx context.Context) { if err := rt.Manager.Start(ctx); err != nil { fmt.Fprintln(rt.Params.Output, "error starting plugins:", err) os.Exit(1) } defer rt.Manager.Stop(ctx) banner := rt.getBanner() repl := repl.New(rt.Store, rt.Params.HistoryPath, rt.Params.Output, rt.Params.OutputFormat, rt.Params.ErrorLimit, banner).WithRuntime(rt.info) if rt.Params.Watch { if err := rt.startWatcher(ctx, rt.Params.Paths, onReloadPrinter(rt.Params.Output)); err != nil { fmt.Fprintln(rt.Params.Output, "error opening watch:", err) os.Exit(1) } } repl.Loop(ctx) }
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// StartREPL starts the runtime in REPL mode. This function will block the calling goroutine.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/runtime/runtime.go#L318-L338
train
open-policy-agent/opa
internal/compiler/wasm/wasm.go
New
func New() *Compiler { c := &Compiler{ code: &module.CodeEntry{}, stringOffset: 2048, localMax: 2, // assume that locals start at 0..2 then increment monotonically } c.stages = []func() error{ c.initModule, c.compileStrings, c.emitEntry, c.compilePlan, c.emitLocals, c.emitFunctionSection, c.emitExportSection, c.emitCodeSection, c.emitDataSection, } return c }
go
func New() *Compiler { c := &Compiler{ code: &module.CodeEntry{}, stringOffset: 2048, localMax: 2, // assume that locals start at 0..2 then increment monotonically } c.stages = []func() error{ c.initModule, c.compileStrings, c.emitEntry, c.compilePlan, c.emitLocals, c.emitFunctionSection, c.emitExportSection, c.emitCodeSection, c.emitDataSection, } return c }
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// New returns a new compiler object.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/internal/compiler/wasm/wasm.go#L71-L89
train
open-policy-agent/opa
internal/compiler/wasm/wasm.go
WithPolicy
func (c *Compiler) WithPolicy(p *ir.Policy) *Compiler { c.policy = p return c }
go
func (c *Compiler) WithPolicy(p *ir.Policy) *Compiler { c.policy = p return c }
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// WithPolicy sets the policy to compile.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/internal/compiler/wasm/wasm.go#L92-L95
train
open-policy-agent/opa
internal/compiler/wasm/wasm.go
Compile
func (c *Compiler) Compile() (*module.Module, error) { for _, stage := range c.stages { if err := stage(); err != nil { return nil, err } } return c.module, nil }
go
func (c *Compiler) Compile() (*module.Module, error) { for _, stage := range c.stages { if err := stage(); err != nil { return nil, err } } return c.module, nil }
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// Compile returns a compiled WASM module.
[ "Compile", "returns", "a", "compiled", "WASM", "module", "." ]
589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/internal/compiler/wasm/wasm.go#L98-L107
train
open-policy-agent/opa
plugins/discovery/discovery.go
Factories
func Factories(fs map[string]plugins.Factory) func(*Discovery) { return func(d *Discovery) { d.factories = fs } }
go
func Factories(fs map[string]plugins.Factory) func(*Discovery) { return func(d *Discovery) { d.factories = fs } }
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// Factories provides a set of factory functions to use for // instantiating custom plugins.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/plugins/discovery/discovery.go#L40-L44
train
open-policy-agent/opa
plugins/discovery/discovery.go
New
func New(manager *plugins.Manager, opts ...func(*Discovery)) (*Discovery, error) { result := &Discovery{ manager: manager, } for _, f := range opts { f(result) } config, err := ParseConfig(manager.Config.Discovery, manager.Services()) if err != nil { return nil, err } else if config == nil { if _, err := getPluginSet(result.factories, manager, manager.Config); err != nil { return nil, err } return result, nil } if manager.Config.PluginsEnabled() { return nil, fmt.Errorf("plugins cannot be specified in the bootstrap configuration when discovery enabled") } result.config = config result.downloader = download.New(config.Config, manager.Client(config.service), config.path).WithCallback(result.oneShot) result.status = &bundle.Status{ Name: *config.Name, } return result, nil }
go
func New(manager *plugins.Manager, opts ...func(*Discovery)) (*Discovery, error) { result := &Discovery{ manager: manager, } for _, f := range opts { f(result) } config, err := ParseConfig(manager.Config.Discovery, manager.Services()) if err != nil { return nil, err } else if config == nil { if _, err := getPluginSet(result.factories, manager, manager.Config); err != nil { return nil, err } return result, nil } if manager.Config.PluginsEnabled() { return nil, fmt.Errorf("plugins cannot be specified in the bootstrap configuration when discovery enabled") } result.config = config result.downloader = download.New(config.Config, manager.Client(config.service), config.path).WithCallback(result.oneShot) result.status = &bundle.Status{ Name: *config.Name, } return result, nil }
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// New returns a new discovery plugin.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/plugins/discovery/discovery.go#L47-L79
train
open-policy-agent/opa
plugins/discovery/discovery.go
Start
func (c *Discovery) Start(ctx context.Context) error { if c.downloader != nil { c.downloader.Start(ctx) } return nil }
go
func (c *Discovery) Start(ctx context.Context) error { if c.downloader != nil { c.downloader.Start(ctx) } return nil }
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// Start starts the dynamic discovery process if configured.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/plugins/discovery/discovery.go#L82-L87
train
open-policy-agent/opa
plugins/discovery/discovery.go
Stop
func (c *Discovery) Stop(ctx context.Context) { if c.downloader != nil { c.downloader.Stop(ctx) } }
go
func (c *Discovery) Stop(ctx context.Context) { if c.downloader != nil { c.downloader.Stop(ctx) } }
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// Stop stops the dynamic discovery process if configured.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/plugins/discovery/discovery.go#L90-L94
train
open-policy-agent/opa
server/identifier/identifier.go
Identity
func Identity(r *http.Request) (string, bool) { ctx := r.Context() v, ok := ctx.Value(identity).(string) if ok { return v, true } return "", false }
go
func Identity(r *http.Request) (string, bool) { ctx := r.Context() v, ok := ctx.Value(identity).(string) if ok { return v, true } return "", false }
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// Identity returns the identity of the caller associated with ctx.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/server/identifier/identifier.go#L15-L22
train
open-policy-agent/opa
server/identifier/identifier.go
SetIdentity
func SetIdentity(r *http.Request, v string) *http.Request { return r.WithContext(context.WithValue(r.Context(), identity, v)) }
go
func SetIdentity(r *http.Request, v string) *http.Request { return r.WithContext(context.WithValue(r.Context(), identity, v)) }
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// SetIdentity returns a new http.Request with the identity set to v.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/server/identifier/identifier.go#L25-L27
train
open-policy-agent/opa
ast/policy.go
IsKeyword
func IsKeyword(s string) bool { for _, x := range Keywords { if x == s { return true } } return false }
go
func IsKeyword(s string) bool { for _, x := range Keywords { if x == s { return true } } return false }
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// IsKeyword returns true if s is a language keyword.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L90-L97
train
open-policy-agent/opa
ast/policy.go
Compare
func (mod *Module) Compare(other *Module) int { if mod == nil { if other == nil { return 0 } return -1 } else if other == nil { return 1 } if cmp := mod.Package.Compare(other.Package); cmp != 0 { return cmp } if cmp := importsCompare(mod.Imports, other.Imports); cmp != 0 { return cmp } return rulesCompare(mod.Rules, other.Rules) }
go
func (mod *Module) Compare(other *Module) int { if mod == nil { if other == nil { return 0 } return -1 } else if other == nil { return 1 } if cmp := mod.Package.Compare(other.Package); cmp != 0 { return cmp } if cmp := importsCompare(mod.Imports, other.Imports); cmp != 0 { return cmp } return rulesCompare(mod.Rules, other.Rules) }
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// Compare returns an integer indicating whether mod is less than, equal to, // or greater than other.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L199-L215
train
open-policy-agent/opa
ast/policy.go
Copy
func (mod *Module) Copy() *Module { cpy := *mod cpy.Rules = make([]*Rule, len(mod.Rules)) for i := range mod.Rules { cpy.Rules[i] = mod.Rules[i].Copy() } cpy.Imports = make([]*Import, len(mod.Imports)) for i := range mod.Imports { cpy.Imports[i] = mod.Imports[i].Copy() } cpy.Package = mod.Package.Copy() return &cpy }
go
func (mod *Module) Copy() *Module { cpy := *mod cpy.Rules = make([]*Rule, len(mod.Rules)) for i := range mod.Rules { cpy.Rules[i] = mod.Rules[i].Copy() } cpy.Imports = make([]*Import, len(mod.Imports)) for i := range mod.Imports { cpy.Imports[i] = mod.Imports[i].Copy() } cpy.Package = mod.Package.Copy() return &cpy }
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// Copy returns a deep copy of mod.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L218-L230
train
open-policy-agent/opa
ast/policy.go
RuleSet
func (mod *Module) RuleSet(name Var) RuleSet { rs := NewRuleSet() for _, rule := range mod.Rules { if rule.Head.Name.Equal(name) { rs.Add(rule) } } return rs }
go
func (mod *Module) RuleSet(name Var) RuleSet { rs := NewRuleSet() for _, rule := range mod.Rules { if rule.Head.Name.Equal(name) { rs.Add(rule) } } return rs }
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// RuleSet returns a RuleSet containing named rules in the mod.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L256-L264
train
open-policy-agent/opa
ast/policy.go
Equal
func (c *Comment) Equal(other *Comment) bool { return c.Location.Equal(other.Location) && bytes.Equal(c.Text, other.Text) }
go
func (c *Comment) Equal(other *Comment) bool { return c.Location.Equal(other.Location) && bytes.Equal(c.Text, other.Text) }
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// Equal returns true if this comment equals the other comment. // Unlike other equality checks on AST nodes, comment equality // depends on location.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L293-L295
train
open-policy-agent/opa
ast/policy.go
Compare
func (pkg *Package) Compare(other *Package) int { return Compare(pkg.Path, other.Path) }
go
func (pkg *Package) Compare(other *Package) int { return Compare(pkg.Path, other.Path) }
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// Compare returns an integer indicating whether pkg is less than, equal to, // or greater than other.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L299-L301
train
open-policy-agent/opa
ast/policy.go
Copy
func (pkg *Package) Copy() *Package { cpy := *pkg cpy.Path = pkg.Path.Copy() return &cpy }
go
func (pkg *Package) Copy() *Package { cpy := *pkg cpy.Path = pkg.Path.Copy() return &cpy }
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// Copy returns a deep copy of pkg.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L304-L308
train
open-policy-agent/opa
ast/policy.go
IsValidImportPath
func IsValidImportPath(v Value) (err error) { switch v := v.(type) { case Var: if !v.Equal(DefaultRootDocument.Value) && !v.Equal(InputRootDocument.Value) { return fmt.Errorf("invalid path %v: path must begin with input or data", v) } case Ref: if err := IsValidImportPath(v[0].Value); err != nil { return fmt.Errorf("invalid path %v: path must begin with input or data", v) } for _, e := range v[1:] { if _, ok := e.Value.(String); !ok { return fmt.Errorf("invalid path %v: path elements must be strings", v) } } default: return fmt.Errorf("invalid path %v: path must be ref or var", v) } return nil }
go
func IsValidImportPath(v Value) (err error) { switch v := v.(type) { case Var: if !v.Equal(DefaultRootDocument.Value) && !v.Equal(InputRootDocument.Value) { return fmt.Errorf("invalid path %v: path must begin with input or data", v) } case Ref: if err := IsValidImportPath(v[0].Value); err != nil { return fmt.Errorf("invalid path %v: path must begin with input or data", v) } for _, e := range v[1:] { if _, ok := e.Value.(String); !ok { return fmt.Errorf("invalid path %v: path elements must be strings", v) } } default: return fmt.Errorf("invalid path %v: path must be ref or var", v) } return nil }
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// IsValidImportPath returns an error indicating if the import path is invalid. // If the import path is invalid, err is nil.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L343-L362
train
open-policy-agent/opa
ast/policy.go
Compare
func (imp *Import) Compare(other *Import) int { if imp == nil { if other == nil { return 0 } return -1 } else if other == nil { return 1 } if cmp := Compare(imp.Path, other.Path); cmp != 0 { return cmp } return Compare(imp.Alias, other.Alias) }
go
func (imp *Import) Compare(other *Import) int { if imp == nil { if other == nil { return 0 } return -1 } else if other == nil { return 1 } if cmp := Compare(imp.Path, other.Path); cmp != 0 { return cmp } return Compare(imp.Alias, other.Alias) }
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// Compare returns an integer indicating whether imp is less than, equal to, // or greater than other.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L366-L379
train
open-policy-agent/opa
ast/policy.go
Copy
func (imp *Import) Copy() *Import { cpy := *imp cpy.Path = imp.Path.Copy() return &cpy }
go
func (imp *Import) Copy() *Import { cpy := *imp cpy.Path = imp.Path.Copy() return &cpy }
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// Copy returns a deep copy of imp.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L382-L386
train
open-policy-agent/opa
ast/policy.go
Name
func (imp *Import) Name() Var { if len(imp.Alias) != 0 { return imp.Alias } switch v := imp.Path.Value.(type) { case Var: return v case Ref: if len(v) == 1 { return v[0].Value.(Var) } return Var(v[len(v)-1].Value.(String)) } panic("illegal import") }
go
func (imp *Import) Name() Var { if len(imp.Alias) != 0 { return imp.Alias } switch v := imp.Path.Value.(type) { case Var: return v case Ref: if len(v) == 1 { return v[0].Value.(Var) } return Var(v[len(v)-1].Value.(String)) } panic("illegal import") }
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// Name returns the variable that is used to refer to the imported virtual // document. This is the alias if defined otherwise the last element in the // path.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L409-L423
train
open-policy-agent/opa
ast/policy.go
Compare
func (rule *Rule) Compare(other *Rule) int { if rule == nil { if other == nil { return 0 } return -1 } else if other == nil { return 1 } if cmp := rule.Head.Compare(other.Head); cmp != 0 { return cmp } if cmp := util.Compare(rule.Default, other.Default); cmp != 0 { return cmp } if cmp := rule.Body.Compare(other.Body); cmp != 0 { return cmp } return rule.Else.Compare(other.Else) }
go
func (rule *Rule) Compare(other *Rule) int { if rule == nil { if other == nil { return 0 } return -1 } else if other == nil { return 1 } if cmp := rule.Head.Compare(other.Head); cmp != 0 { return cmp } if cmp := util.Compare(rule.Default, other.Default); cmp != 0 { return cmp } if cmp := rule.Body.Compare(other.Body); cmp != 0 { return cmp } return rule.Else.Compare(other.Else) }
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// Compare returns an integer indicating whether rule is less than, equal to, // or greater than other.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L435-L454
train
open-policy-agent/opa
ast/policy.go
Copy
func (rule *Rule) Copy() *Rule { cpy := *rule cpy.Head = rule.Head.Copy() cpy.Body = rule.Body.Copy() if cpy.Else != nil { cpy.Else = rule.Else.Copy() } return &cpy }
go
func (rule *Rule) Copy() *Rule { cpy := *rule cpy.Head = rule.Head.Copy() cpy.Body = rule.Body.Copy() if cpy.Else != nil { cpy.Else = rule.Else.Copy() } return &cpy }
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// Copy returns a deep copy of rule.
[ "Copy", "returns", "a", "deep", "copy", "of", "rule", "." ]
589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L457-L465
train
open-policy-agent/opa
ast/policy.go
Path
func (rule *Rule) Path() Ref { if rule.Module == nil { panic("assertion failed") } return rule.Module.Package.Path.Append(StringTerm(string(rule.Head.Name))) }
go
func (rule *Rule) Path() Ref { if rule.Module == nil { panic("assertion failed") } return rule.Module.Package.Path.Append(StringTerm(string(rule.Head.Name))) }
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// Path returns a ref referring to the document produced by this rule. If rule // is not contained in a module, this function panics.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L487-L492
train
open-policy-agent/opa
ast/policy.go
NewHead
func NewHead(name Var, args ...*Term) *Head { head := &Head{ Name: name, } if len(args) == 0 { return head } head.Key = args[0] if len(args) == 1 { return head } head.Value = args[1] return head }
go
func NewHead(name Var, args ...*Term) *Head { head := &Head{ Name: name, } if len(args) == 0 { return head } head.Key = args[0] if len(args) == 1 { return head } head.Value = args[1] return head }
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// NewHead returns a new Head object. If args are provided, the first will be // used for the key and the second will be used for the value.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L535-L548
train
open-policy-agent/opa
ast/policy.go
DocKind
func (head *Head) DocKind() DocKind { if head.Key != nil { if head.Value != nil { return PartialObjectDoc } return PartialSetDoc } return CompleteDoc }
go
func (head *Head) DocKind() DocKind { if head.Key != nil { if head.Value != nil { return PartialObjectDoc } return PartialSetDoc } return CompleteDoc }
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// DocKind returns the type of document produced by this rule.
[ "DocKind", "returns", "the", "type", "of", "document", "produced", "by", "this", "rule", "." ]
589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L565-L573
train
open-policy-agent/opa
ast/policy.go
Compare
func (head *Head) Compare(other *Head) int { if head == nil { if other == nil { return 0 } return -1 } else if other == nil { return 1 } if cmp := Compare(head.Args, other.Args); cmp != 0 { return cmp } if cmp := Compare(head.Name, other.Name); cmp != 0 { return cmp } if cmp := Compare(head.Key, other.Key); cmp != 0 { return cmp } return Compare(head.Value, other.Value) }
go
func (head *Head) Compare(other *Head) int { if head == nil { if other == nil { return 0 } return -1 } else if other == nil { return 1 } if cmp := Compare(head.Args, other.Args); cmp != 0 { return cmp } if cmp := Compare(head.Name, other.Name); cmp != 0 { return cmp } if cmp := Compare(head.Key, other.Key); cmp != 0 { return cmp } return Compare(head.Value, other.Value) }
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// Compare returns an integer indicating whether head is less than, equal to, // or greater than other.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L577-L596
train
open-policy-agent/opa
ast/policy.go
Copy
func (head *Head) Copy() *Head { cpy := *head cpy.Args = head.Args.Copy() cpy.Key = head.Key.Copy() cpy.Value = head.Value.Copy() return &cpy }
go
func (head *Head) Copy() *Head { cpy := *head cpy.Args = head.Args.Copy() cpy.Key = head.Key.Copy() cpy.Value = head.Value.Copy() return &cpy }
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// Copy returns a deep copy of head.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L599-L605
train
open-policy-agent/opa
ast/policy.go
Vars
func (head *Head) Vars() VarSet { vis := &VarVisitor{vars: VarSet{}} // TODO: improve test coverage for this. if head.Args != nil { Walk(vis, head.Args) } if head.Key != nil { Walk(vis, head.Key) } if head.Value != nil { Walk(vis, head.Value) } return vis.vars }
go
func (head *Head) Vars() VarSet { vis := &VarVisitor{vars: VarSet{}} // TODO: improve test coverage for this. if head.Args != nil { Walk(vis, head.Args) } if head.Key != nil { Walk(vis, head.Key) } if head.Value != nil { Walk(vis, head.Value) } return vis.vars }
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// Vars returns a set of vars found in the head.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L629-L642
train
open-policy-agent/opa
ast/policy.go
Copy
func (a Args) Copy() Args { cpy := Args{} for _, t := range a { cpy = append(cpy, t.Copy()) } return cpy }
go
func (a Args) Copy() Args { cpy := Args{} for _, t := range a { cpy = append(cpy, t.Copy()) } return cpy }
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// Copy returns a deep copy of a.
[ "Copy", "returns", "a", "deep", "copy", "of", "a", "." ]
589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L658-L664
train
open-policy-agent/opa
ast/policy.go
SetLoc
func (a Args) SetLoc(loc *Location) { if len(a) != 0 { a[0].SetLocation(loc) } }
go
func (a Args) SetLoc(loc *Location) { if len(a) != 0 { a[0].SetLocation(loc) } }
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// SetLoc sets the location on a.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L683-L687
train
open-policy-agent/opa
ast/policy.go
Vars
func (a Args) Vars() VarSet { vis := &VarVisitor{vars: VarSet{}} Walk(vis, a) return vis.vars }
go
func (a Args) Vars() VarSet { vis := &VarVisitor{vars: VarSet{}} Walk(vis, a) return vis.vars }
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// Vars returns a set of vars that appear in a.
[ "Vars", "returns", "a", "set", "of", "vars", "that", "appear", "in", "a", "." ]
589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L690-L694
train
open-policy-agent/opa
ast/policy.go
NewBody
func NewBody(exprs ...*Expr) Body { for i, expr := range exprs { expr.Index = i } return Body(exprs) }
go
func NewBody(exprs ...*Expr) Body { for i, expr := range exprs { expr.Index = i } return Body(exprs) }
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// NewBody returns a new Body containing the given expressions. The indices of // the immediate expressions will be reset.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L698-L703
train
open-policy-agent/opa
ast/policy.go
MarshalJSON
func (body Body) MarshalJSON() ([]byte, error) { // Serialize empty Body to empty array. This handles both the empty case and the // nil case (whereas by default the result would be null if body was nil.) if len(body) == 0 { return []byte(`[]`), nil } return json.Marshal([]*Expr(body)) }
go
func (body Body) MarshalJSON() ([]byte, error) { // Serialize empty Body to empty array. This handles both the empty case and the // nil case (whereas by default the result would be null if body was nil.) if len(body) == 0 { return []byte(`[]`), nil } return json.Marshal([]*Expr(body)) }
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// MarshalJSON returns JSON encoded bytes representing body.
[ "MarshalJSON", "returns", "JSON", "encoded", "bytes", "representing", "body", "." ]
589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L706-L713
train
open-policy-agent/opa
ast/policy.go
Append
func (body *Body) Append(expr *Expr) { n := len(*body) expr.Index = n *body = append(*body, expr) }
go
func (body *Body) Append(expr *Expr) { n := len(*body) expr.Index = n *body = append(*body, expr) }
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// Append adds the expr to the body and updates the expr's index accordingly.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L716-L720
train
open-policy-agent/opa
ast/policy.go
Set
func (body Body) Set(expr *Expr, pos int) { body[pos] = expr expr.Index = pos }
go
func (body Body) Set(expr *Expr, pos int) { body[pos] = expr expr.Index = pos }
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// Set sets the expr in the body at the specified position and updates the // expr's index accordingly.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L724-L727
train
open-policy-agent/opa
ast/policy.go
Copy
func (body Body) Copy() Body { cpy := make(Body, len(body)) for i := range body { cpy[i] = body[i].Copy() } return cpy }
go
func (body Body) Copy() Body { cpy := make(Body, len(body)) for i := range body { cpy[i] = body[i].Copy() } return cpy }
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// Copy returns a deep copy of body.
[ "Copy", "returns", "a", "deep", "copy", "of", "body", "." ]
589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L753-L759
train
open-policy-agent/opa
ast/policy.go
Contains
func (body Body) Contains(x *Expr) bool { for _, e := range body { if e.Equal(x) { return true } } return false }
go
func (body Body) Contains(x *Expr) bool { for _, e := range body { if e.Equal(x) { return true } } return false }
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// Contains returns true if this body contains the given expression.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L762-L769
train
open-policy-agent/opa
ast/policy.go
Hash
func (body Body) Hash() int { s := 0 for _, e := range body { s += e.Hash() } return s }
go
func (body Body) Hash() int { s := 0 for _, e := range body { s += e.Hash() } return s }
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// Hash returns the hash code for the Body.
[ "Hash", "returns", "the", "hash", "code", "for", "the", "Body", "." ]
589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L777-L783
train
open-policy-agent/opa
ast/policy.go
IsGround
func (body Body) IsGround() bool { for _, e := range body { if !e.IsGround() { return false } } return true }
go
func (body Body) IsGround() bool { for _, e := range body { if !e.IsGround() { return false } } return true }
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// IsGround returns true if all of the expressions in the Body are ground.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L786-L793
train
open-policy-agent/opa
ast/policy.go
SetLoc
func (body Body) SetLoc(loc *Location) { if len(body) != 0 { body[0].SetLocation(loc) } }
go
func (body Body) SetLoc(loc *Location) { if len(body) != 0 { body[0].SetLocation(loc) } }
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// SetLoc sets the location on body.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L804-L808
train
open-policy-agent/opa
ast/policy.go
Vars
func (body Body) Vars(params VarVisitorParams) VarSet { vis := NewVarVisitor().WithParams(params) Walk(vis, body) return vis.Vars() }
go
func (body Body) Vars(params VarVisitorParams) VarSet { vis := NewVarVisitor().WithParams(params) Walk(vis, body) return vis.Vars() }
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// Vars returns a VarSet containing variables in body. The params can be set to // control which vars are included.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L820-L824
train
open-policy-agent/opa
ast/policy.go
NewExpr
func NewExpr(terms interface{}) *Expr { return &Expr{ Negated: false, Terms: terms, Index: 0, With: nil, } }
go
func NewExpr(terms interface{}) *Expr { return &Expr{ Negated: false, Terms: terms, Index: 0, With: nil, } }
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// NewExpr returns a new Expr object.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L827-L834
train
open-policy-agent/opa
ast/policy.go
Complement
func (expr *Expr) Complement() *Expr { cpy := *expr cpy.Negated = !cpy.Negated return &cpy }
go
func (expr *Expr) Complement() *Expr { cpy := *expr cpy.Negated = !cpy.Negated return &cpy }
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// Complement returns a copy of this expression with the negation flag flipped.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L837-L841
train
open-policy-agent/opa
ast/policy.go
Copy
func (expr *Expr) Copy() *Expr { cpy := *expr switch ts := expr.Terms.(type) { case []*Term: cpyTs := make([]*Term, len(ts)) for i := range ts { cpyTs[i] = ts[i].Copy() } cpy.Terms = cpyTs case *Term: cpy.Terms = ts.Copy() } cpy.With = make([]*With, len(expr.With)) for i := range expr.With { cpy.With[i] = expr.With[i].Copy() } return &cpy }
go
func (expr *Expr) Copy() *Expr { cpy := *expr switch ts := expr.Terms.(type) { case []*Term: cpyTs := make([]*Term, len(ts)) for i := range ts { cpyTs[i] = ts[i].Copy() } cpy.Terms = cpyTs case *Term: cpy.Terms = ts.Copy() } cpy.With = make([]*With, len(expr.With)) for i := range expr.With { cpy.With[i] = expr.With[i].Copy() } return &cpy }
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// Copy returns a deep copy of expr.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L907-L928
train
open-policy-agent/opa
ast/policy.go
Hash
func (expr *Expr) Hash() int { s := expr.Index switch ts := expr.Terms.(type) { case []*Term: for _, t := range ts { s += t.Value.Hash() } case *Term: s += ts.Value.Hash() } if expr.Negated { s++ } for _, w := range expr.With { s += w.Hash() } return s }
go
func (expr *Expr) Hash() int { s := expr.Index switch ts := expr.Terms.(type) { case []*Term: for _, t := range ts { s += t.Value.Hash() } case *Term: s += ts.Value.Hash() } if expr.Negated { s++ } for _, w := range expr.With { s += w.Hash() } return s }
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// Hash returns the hash code of the Expr.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L931-L948
train
open-policy-agent/opa
ast/policy.go
IncludeWith
func (expr *Expr) IncludeWith(target *Term, value *Term) *Expr { cpy := *expr cpy.With = append(cpy.With, &With{Target: target, Value: value}) return &cpy }
go
func (expr *Expr) IncludeWith(target *Term, value *Term) *Expr { cpy := *expr cpy.With = append(cpy.With, &With{Target: target, Value: value}) return &cpy }
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// IncludeWith returns a copy of expr with the with modifier appended.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L951-L955
train
open-policy-agent/opa
ast/policy.go
IsEquality
func (expr *Expr) IsEquality() bool { terms, ok := expr.Terms.([]*Term) if !ok { return false } return terms[0].Value.Compare(Equality.Ref()) == 0 }
go
func (expr *Expr) IsEquality() bool { terms, ok := expr.Terms.([]*Term) if !ok { return false } return terms[0].Value.Compare(Equality.Ref()) == 0 }
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// IsEquality returns true if this is an equality expression.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L964-L970
train
open-policy-agent/opa
ast/policy.go
IsAssignment
func (expr *Expr) IsAssignment() bool { terms, ok := expr.Terms.([]*Term) if !ok { return false } return terms[0].Value.Compare(Assign.Ref()) == 0 }
go
func (expr *Expr) IsAssignment() bool { terms, ok := expr.Terms.([]*Term) if !ok { return false } return terms[0].Value.Compare(Assign.Ref()) == 0 }
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// IsAssignment returns true if this an assignment expression.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L973-L979
train
open-policy-agent/opa
ast/policy.go
IsCall
func (expr *Expr) IsCall() bool { _, ok := expr.Terms.([]*Term) return ok }
go
func (expr *Expr) IsCall() bool { _, ok := expr.Terms.([]*Term) return ok }
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// IsCall returns true if this expression calls a function.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L982-L985
train
open-policy-agent/opa
ast/policy.go
Operator
func (expr *Expr) Operator() Ref { terms, ok := expr.Terms.([]*Term) if !ok || len(terms) == 0 { return nil } return terms[0].Value.(Ref) }
go
func (expr *Expr) Operator() Ref { terms, ok := expr.Terms.([]*Term) if !ok || len(terms) == 0 { return nil } return terms[0].Value.(Ref) }
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// Operator returns the name of the function or built-in this expression refers // to. If this expression is not a function call, returns nil.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L989-L995
train
open-policy-agent/opa
ast/policy.go
Operand
func (expr *Expr) Operand(pos int) *Term { terms, ok := expr.Terms.([]*Term) if !ok { return nil } idx := pos + 1 if idx < len(terms) { return terms[idx] } return nil }
go
func (expr *Expr) Operand(pos int) *Term { terms, ok := expr.Terms.([]*Term) if !ok { return nil } idx := pos + 1 if idx < len(terms) { return terms[idx] } return nil }
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// Operand returns the term at the zero-based pos. If the expr does not include // at least pos+1 terms, this function returns nil.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L999-L1009
train
open-policy-agent/opa
ast/policy.go
Operands
func (expr *Expr) Operands() []*Term { terms, ok := expr.Terms.([]*Term) if !ok { return nil } return terms[1:] }
go
func (expr *Expr) Operands() []*Term { terms, ok := expr.Terms.([]*Term) if !ok { return nil } return terms[1:] }
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// Operands returns the built-in function operands.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L1012-L1018
train
open-policy-agent/opa
ast/policy.go
IsGround
func (expr *Expr) IsGround() bool { switch ts := expr.Terms.(type) { case []*Term: for _, t := range ts[1:] { if !t.IsGround() { return false } } case *Term: return ts.IsGround() } return true }
go
func (expr *Expr) IsGround() bool { switch ts := expr.Terms.(type) { case []*Term: for _, t := range ts[1:] { if !t.IsGround() { return false } } case *Term: return ts.IsGround() } return true }
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// IsGround returns true if all of the expression terms are ground.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L1021-L1033
train
open-policy-agent/opa
ast/policy.go
SetOperator
func (expr *Expr) SetOperator(term *Term) *Expr { expr.Terms.([]*Term)[0] = term return expr }
go
func (expr *Expr) SetOperator(term *Term) *Expr { expr.Terms.([]*Term)[0] = term return expr }
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// SetOperator sets the expr's operator and returns the expr itself. If expr is // not a call expr, this function will panic.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L1037-L1040
train
open-policy-agent/opa
ast/policy.go
SetLocation
func (expr *Expr) SetLocation(loc *Location) *Expr { expr.Location = loc return expr }
go
func (expr *Expr) SetLocation(loc *Location) *Expr { expr.Location = loc return expr }
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// SetLocation sets the expr's location and returns the expr itself.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L1043-L1046
train
open-policy-agent/opa
ast/policy.go
UnmarshalJSON
func (expr *Expr) UnmarshalJSON(bs []byte) error { v := map[string]interface{}{} if err := util.UnmarshalJSON(bs, &v); err != nil { return err } return unmarshalExpr(expr, v) }
go
func (expr *Expr) UnmarshalJSON(bs []byte) error { v := map[string]interface{}{} if err := util.UnmarshalJSON(bs, &v); err != nil { return err } return unmarshalExpr(expr, v) }
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// UnmarshalJSON parses the byte array and stores the result in expr.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L1085-L1091
train
open-policy-agent/opa
ast/policy.go
Vars
func (expr *Expr) Vars(params VarVisitorParams) VarSet { vis := NewVarVisitor().WithParams(params) Walk(vis, expr) return vis.Vars() }
go
func (expr *Expr) Vars(params VarVisitorParams) VarSet { vis := NewVarVisitor().WithParams(params) Walk(vis, expr) return vis.Vars() }
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// Vars returns a VarSet containing variables in expr. The params can be set to // control which vars are included.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L1095-L1099
train
open-policy-agent/opa
ast/policy.go
Compare
func (w *With) Compare(other *With) int { if w == nil { if other == nil { return 0 } return -1 } else if other == nil { return 1 } if cmp := Compare(w.Target, other.Target); cmp != 0 { return cmp } return Compare(w.Value, other.Value) }
go
func (w *With) Compare(other *With) int { if w == nil { if other == nil { return 0 } return -1 } else if other == nil { return 1 } if cmp := Compare(w.Target, other.Target); cmp != 0 { return cmp } return Compare(w.Value, other.Value) }
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// Compare returns an integer indicating whether w is less than, equal to, or // greater than other.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L1118-L1131
train
open-policy-agent/opa
ast/policy.go
Copy
func (w *With) Copy() *With { cpy := *w cpy.Value = w.Value.Copy() cpy.Target = w.Target.Copy() return &cpy }
go
func (w *With) Copy() *With { cpy := *w cpy.Value = w.Value.Copy() cpy.Target = w.Target.Copy() return &cpy }
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// Copy returns a deep copy of w.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L1134-L1139
train
open-policy-agent/opa
ast/policy.go
Hash
func (w With) Hash() int { return w.Target.Hash() + w.Value.Hash() }
go
func (w With) Hash() int { return w.Target.Hash() + w.Value.Hash() }
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// Hash returns the hash code of the With.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L1142-L1144
train
open-policy-agent/opa
ast/policy.go
SetLocation
func (w *With) SetLocation(loc *Location) *With { w.Location = loc return w }
go
func (w *With) SetLocation(loc *Location) *With { w.Location = loc return w }
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// SetLocation sets the location on w.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L1147-L1150
train
open-policy-agent/opa
ast/policy.go
NewRuleSet
func NewRuleSet(rules ...*Rule) RuleSet { rs := make(RuleSet, 0, len(rules)) for _, rule := range rules { rs.Add(rule) } return rs }
go
func NewRuleSet(rules ...*Rule) RuleSet { rs := make(RuleSet, 0, len(rules)) for _, rule := range rules { rs.Add(rule) } return rs }
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// NewRuleSet returns a new RuleSet containing the given rules.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L1169-L1175
train
open-policy-agent/opa
ast/policy.go
Add
func (rs *RuleSet) Add(rule *Rule) { for _, exist := range *rs { if exist.Equal(rule) { return } } *rs = append(*rs, rule) }
go
func (rs *RuleSet) Add(rule *Rule) { for _, exist := range *rs { if exist.Equal(rule) { return } } *rs = append(*rs, rule) }
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// Add inserts the rule into rs.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L1178-L1185
train
open-policy-agent/opa
ast/policy.go
Contains
func (rs RuleSet) Contains(rule *Rule) bool { for i := range rs { if rs[i].Equal(rule) { return true } } return false }
go
func (rs RuleSet) Contains(rule *Rule) bool { for i := range rs { if rs[i].Equal(rule) { return true } } return false }
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// Contains returns true if rs contains rule.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L1188-L1195
train
open-policy-agent/opa
ast/policy.go
Diff
func (rs RuleSet) Diff(other RuleSet) RuleSet { result := NewRuleSet() for i := range rs { if !other.Contains(rs[i]) { result.Add(rs[i]) } } return result }
go
func (rs RuleSet) Diff(other RuleSet) RuleSet { result := NewRuleSet() for i := range rs { if !other.Contains(rs[i]) { result.Add(rs[i]) } } return result }
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// Diff returns a new RuleSet containing rules in rs that are not in other.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L1198-L1206
train
open-policy-agent/opa
ast/policy.go
Equal
func (rs RuleSet) Equal(other RuleSet) bool { return len(rs.Diff(other)) == 0 && len(other.Diff(rs)) == 0 }
go
func (rs RuleSet) Equal(other RuleSet) bool { return len(rs.Diff(other)) == 0 && len(other.Diff(rs)) == 0 }
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// Equal returns true if rs equals other.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L1209-L1211
train
open-policy-agent/opa
ast/policy.go
Merge
func (rs RuleSet) Merge(other RuleSet) RuleSet { result := NewRuleSet() for i := range rs { result.Add(rs[i]) } for i := range other { result.Add(other[i]) } return result }
go
func (rs RuleSet) Merge(other RuleSet) RuleSet { result := NewRuleSet() for i := range rs { result.Add(rs[i]) } for i := range other { result.Add(other[i]) } return result }
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// Merge returns a ruleset containing the union of rules from rs an other.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/ast/policy.go#L1214-L1223
train
open-policy-agent/opa
server/authorizer/authorizer.go
Runtime
func Runtime(term *ast.Term) func(*Basic) { return func(b *Basic) { b.runtime = term } }
go
func Runtime(term *ast.Term) func(*Basic) { return func(b *Basic) { b.runtime = term } }
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// Runtime returns an argument that sets the runtime on the authorizer.
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589105aff580587c1b27b87df7123105af3e212a
https://github.com/open-policy-agent/opa/blob/589105aff580587c1b27b87df7123105af3e212a/server/authorizer/authorizer.go#L31-L35
train