| export interface StartOfSourceMap { | 
|     file?: string; | 
|     sourceRoot?: string; | 
| } | 
|   | 
| export interface RawSourceMap extends StartOfSourceMap { | 
|     version: string; | 
|     sources: string[]; | 
|     names: string[]; | 
|     sourcesContent?: string[]; | 
|     mappings: string; | 
| } | 
|   | 
| export interface Position { | 
|     line: number; | 
|     column: number; | 
| } | 
|   | 
| export interface LineRange extends Position { | 
|     lastColumn: number; | 
| } | 
|   | 
| export interface FindPosition extends Position { | 
|     // SourceMapConsumer.GREATEST_LOWER_BOUND or SourceMapConsumer.LEAST_UPPER_BOUND | 
|     bias?: number; | 
| } | 
|   | 
| export interface SourceFindPosition extends FindPosition { | 
|     source: string; | 
| } | 
|   | 
| export interface MappedPosition extends Position { | 
|     source: string; | 
|     name?: string; | 
| } | 
|   | 
| export interface MappingItem { | 
|     source: string; | 
|     generatedLine: number; | 
|     generatedColumn: number; | 
|     originalLine: number; | 
|     originalColumn: number; | 
|     name: string; | 
| } | 
|   | 
| export class SourceMapConsumer { | 
|     static GENERATED_ORDER: number; | 
|     static ORIGINAL_ORDER: number; | 
|   | 
|     static GREATEST_LOWER_BOUND: number; | 
|     static LEAST_UPPER_BOUND: number; | 
|   | 
|     constructor(rawSourceMap: RawSourceMap); | 
|     computeColumnSpans(): void; | 
|     originalPositionFor(generatedPosition: FindPosition): MappedPosition; | 
|     generatedPositionFor(originalPosition: SourceFindPosition): LineRange; | 
|     allGeneratedPositionsFor(originalPosition: MappedPosition): Position[]; | 
|     hasContentsOfAllSources(): boolean; | 
|     sourceContentFor(source: string, returnNullOnMissing?: boolean): string; | 
|     eachMapping(callback: (mapping: MappingItem) => void, context?: any, order?: number): void; | 
| } | 
|   | 
| export interface Mapping { | 
|     generated: Position; | 
|     original: Position; | 
|     source: string; | 
|     name?: string; | 
| } | 
|   | 
| export class SourceMapGenerator { | 
|     constructor(startOfSourceMap?: StartOfSourceMap); | 
|     static fromSourceMap(sourceMapConsumer: SourceMapConsumer): SourceMapGenerator; | 
|     addMapping(mapping: Mapping): void; | 
|     setSourceContent(sourceFile: string, sourceContent: string): void; | 
|     applySourceMap(sourceMapConsumer: SourceMapConsumer, sourceFile?: string, sourceMapPath?: string): void; | 
|     toString(): string; | 
| } | 
|   | 
| export interface CodeWithSourceMap { | 
|     code: string; | 
|     map: SourceMapGenerator; | 
| } | 
|   | 
| export class SourceNode { | 
|     constructor(); | 
|     constructor(line: number, column: number, source: string); | 
|     constructor(line: number, column: number, source: string, chunk?: string, name?: string); | 
|     static fromStringWithSourceMap(code: string, sourceMapConsumer: SourceMapConsumer, relativePath?: string): SourceNode; | 
|     add(chunk: string): void; | 
|     prepend(chunk: string): void; | 
|     setSourceContent(sourceFile: string, sourceContent: string): void; | 
|     walk(fn: (chunk: string, mapping: MappedPosition) => void): void; | 
|     walkSourceContents(fn: (file: string, content: string) => void): void; | 
|     join(sep: string): SourceNode; | 
|     replaceRight(pattern: string, replacement: string): SourceNode; | 
|     toString(): string; | 
|     toStringWithSourceMap(startOfSourceMap?: StartOfSourceMap): CodeWithSourceMap; | 
| } |