102 lines
2.8 KiB
TypeScript
102 lines
2.8 KiB
TypeScript
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/**
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* A position for a source mapping. 1-indexed.
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*/
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export type MappingPosition = {
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line: number;
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column: number;
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};
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/**
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* An indexed source mapping block
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*/
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export type IndexedMapping<T> = {
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generated: MappingPosition;
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original?: MappingPosition;
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source?: T;
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name?: T;
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};
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/**
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* A source map in VLQ format
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*/
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export type VLQMap = Readonly<{
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sources: ReadonlyArray<string>;
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sourcesContent?: ReadonlyArray<string | null>;
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names: ReadonlyArray<string>;
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mappings: string;
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version?: number;
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file?: string;
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sourceRoot?: string;
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}>;
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/**
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* A parsed source map
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*/
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export type ParsedMap = {
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sources: string[];
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names: string[];
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mappings: Array<IndexedMapping<number>>;
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sourcesContent: Array<string | null>;
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};
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/**
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* Options for stringifying a source map
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*/
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export type SourceMapStringifyOptions = {
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file?: string;
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sourceRoot?: string;
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rootDir?: string;
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inlineSources?: boolean;
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fs?: {
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readFile(path: string, encoding: string): Promise<string>;
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};
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format?: 'inline' | 'string' | 'object';
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};
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/**
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* Options for creating an empty source map
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*/
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export type GenerateEmptyMapOptions = {
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projectRoot: string;
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sourceName: string;
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sourceContent: string;
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lineOffset?: number;
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};
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/**
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* A source map to assist in debugging during development
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*/
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export default class SourceMap {
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constructor(projectRoot?: string, buffer?: Buffer);
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static generateEmptyMap(opts: GenerateEmptyMapOptions): SourceMap;
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addEmptyMap(sourceName: string, sourceContent: string, lineOffset?: number): SourceMap;
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addVLQMap(map: VLQMap, lineOffset?: number, columnOffset?: number): SourceMap;
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addBuffer(buffer: Buffer, lineOffset?: number): SourceMap;
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addIndexedMapping(mapping: IndexedMapping<string>, lineOffset?: number, columnOffset?: number): void;
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addIndexedMappings(mappings: Array<IndexedMapping<string>>, lineOffset?: number, columnOffset?: number): void;
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addName(name: string): number;
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addNames(names: string[]): number[];
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addSource(source: string): number;
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addSources(sources: string[]): number[];
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getSourceIndex(source: string): number;
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getSource(index: number): string;
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setSourceContent(sourceName: string, sourceContent: string): void;
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getSourceContent(sourceName: string): string;
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getNameIndex(name: string): number;
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getName(index: number): string;
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extends(buffer: Buffer): SourceMap;
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getMap(): ParsedMap;
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findClosestMapping(line: number, column: number): IndexedMapping<string> | undefined;
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offsetLines(line: number, lineOffset: number): IndexedMapping<string> | undefined;
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offsetColumns(line: number, column: number, columnOffset: number): IndexedMapping<string> | undefined;
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toBuffer(): Buffer;
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toVLQ(): VLQMap;
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delete(): void;
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stringify(options: SourceMapStringifyOptions): Promise<string | VLQMap>;
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}
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/**
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* Only used by the wasm version, await this to ensure the wasm binary is loaded
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*/
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export const init: Promise<void>
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