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import type { ScopeManager, Scope } from "eslint-scope";
import type * as ESTree from "estree";
import type { TSESTree } from "@typescript-eslint/types";
import type { Context } from ".";
import type { Comment, SvelteEachBlock, SvelteIfBlock, SvelteName, SvelteNode, SvelteSnippetBlock, Token } from "../ast";
import type { ESLintExtendedProgram } from "../parser";
export type ScriptLetCallback<E extends ESTree.Node> = (es: E, options: ScriptLetCallbackOption) => void;
export type ScriptLetCallbackOption = {
getScope: (node: ESTree.Node) => Scope;
registerNodeToScope: (node: any, scope: Scope) => void;
scopeManager: ScopeManager;
visitorKeys?: {
[type: string]: string[];
};
};
export type ScriptLetRestoreCallback = (node: ESTree.Node, tokens: Token[], comments: Comment[], options: ScriptLetRestoreCallbackOption) => void;
type ScriptLetRestoreCallbackOption = {
getScope: (node: ESTree.Node) => Scope;
registerNodeToScope: (node: any, scope: Scope) => void;
scopeManager: ScopeManager;
visitorKeys?: {
[type: string]: string[];
};
addPostProcess: (callback: () => void) => void;
};
type StatementNodeType = `${TSESTree.Statement["type"]}`;
type TypeGenHelper = {
generateUniqueId: (base: string) => string;
};
type ObjectShorthandProperty = ESTree.Property & {
key: ESTree.Identifier;
value: ESTree.Identifier;
};
export type ScriptLetBlockParam = {
node: ESTree.Pattern | SvelteName;
parent: SvelteNode;
typing: string;
callback: (node: ESTree.Pattern, options: ScriptLetCallbackOption) => void;
};
/**
* A class that handles script fragments.
* The script fragment AST node remaps and connects to the original directive AST node.
*/
export declare class ScriptLetContext {
private readonly script;
private readonly ctx;
private readonly restoreCallbacks;
private readonly programRestoreCallbacks;
private readonly closeScopeCallbacks;
private readonly unique;
private currentScriptScopeKind;
constructor(ctx: Context);
addExpression<E extends ESTree.Expression>(expression: E | SvelteName, parent: SvelteNode, typing?: string | null, ...callbacks: ScriptLetCallback<E>[]): ScriptLetCallback<E>[];
addExpressionFromRange<E extends ESTree.Expression>(range: [number, number], parent: SvelteNode, typing?: string | null, ...callbacks: ScriptLetCallback<E>[]): ScriptLetCallback<E>[];
addObjectShorthandProperty(identifier: SvelteName, parent: SvelteNode, ...callbacks: ScriptLetCallback<ObjectShorthandProperty>[]): void;
addVariableDeclarator(declarator: ESTree.VariableDeclarator | ESTree.AssignmentExpression, parent: SvelteNode, ...callbacks: ScriptLetCallback<ESTree.VariableDeclarator>[]): ScriptLetCallback<ESTree.VariableDeclarator>[];
addGenericTypeAliasDeclaration(param: TSESTree.TSTypeParameter, callbackId: (id: TSESTree.Identifier, type: TSESTree.TypeNode) => void, callbackDefault: (type: TSESTree.TypeNode) => void): void;
nestIfBlock(expression: ESTree.Expression, ifBlock: SvelteIfBlock, callback: ScriptLetCallback<ESTree.Expression>): void;
nestEachBlock(expression: ESTree.Expression, context: ESTree.Pattern, indexRange: {
start: number;
end: number;
} | null, eachBlock: SvelteEachBlock, callback: (expr: ESTree.Expression, ctx: ESTree.Pattern, index: ESTree.Identifier | null) => void): void;
nestSnippetBlock(id: ESTree.Identifier, closeParentIndex: number, snippetBlock: SvelteSnippetBlock, kind: "snippet" | null, callback: (id: ESTree.Identifier, params: ESTree.Pattern[]) => void): void;
nestBlock(block: SvelteNode, params?: ScriptLetBlockParam[] | ((helper: TypeGenHelper | null) => {
param: ScriptLetBlockParam;
preparationScript?: {
script: string;
nodeType: StatementNodeType;
}[];
})): void;
closeScope(): void;
addProgramRestore(callback: ScriptLetRestoreCallback): void;
private appendScript;
private appendScriptWithoutOffset;
private pushScope;
/**
* Restore AST nodes
*/
restore(result: ESLintExtendedProgram): void;
/**
* Restore AST nodes
*/
private restoreNodes;
/**
* Restore program node
*/
private restoreProgram;
private remapNodes;
private generateUniqueId;
}
export {};
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