659 lines
		
	
	
		
			24 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			659 lines
		
	
	
		
			24 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
| /*
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| 	MIT License http://www.opensource.org/licenses/mit-license.php
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| 	Author Tobias Koppers @sokra
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| */
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| 
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| "use strict";
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| 
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| const path = require("path");
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| 
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| /** @typedef {import("../../declarations/WebpackOptions").WatchOptions} WatchOptions */
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| /** @typedef {import("../FileSystemInfo").FileSystemInfoEntry} FileSystemInfoEntry */
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| 
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| /**
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|  * @template T
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|  * @typedef {object} IStatsBase
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|  * @property {() => boolean} isFile
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|  * @property {() => boolean} isDirectory
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|  * @property {() => boolean} isBlockDevice
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|  * @property {() => boolean} isCharacterDevice
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|  * @property {() => boolean} isSymbolicLink
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|  * @property {() => boolean} isFIFO
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|  * @property {() => boolean} isSocket
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|  * @property {T} dev
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|  * @property {T} ino
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|  * @property {T} mode
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|  * @property {T} nlink
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|  * @property {T} uid
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|  * @property {T} gid
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|  * @property {T} rdev
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|  * @property {T} size
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|  * @property {T} blksize
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|  * @property {T} blocks
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|  * @property {T} atimeMs
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|  * @property {T} mtimeMs
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|  * @property {T} ctimeMs
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|  * @property {T} birthtimeMs
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|  * @property {Date} atime
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|  * @property {Date} mtime
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|  * @property {Date} ctime
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|  * @property {Date} birthtime
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|  */
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| 
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| /**
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|  * @typedef {IStatsBase<number>} IStats
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|  */
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| 
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| /**
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|  * @typedef {IStatsBase<bigint> & { atimeNs: bigint, mtimeNs: bigint, ctimeNs: bigint, birthtimeNs: bigint  }} IBigIntStats
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|  */
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| 
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| /**
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|  * @template {string | Buffer} [T=string]
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|  * @typedef {object} Dirent
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|  * @property {() => boolean} isFile true when is file, otherwise false
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|  * @property {() => boolean} isDirectory true when is directory, otherwise false
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|  * @property {() => boolean} isBlockDevice true when is block device, otherwise false
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|  * @property {() => boolean} isCharacterDevice true when is character device, otherwise false
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|  * @property {() => boolean} isSymbolicLink true when is symbolic link, otherwise false
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|  * @property {() => boolean} isFIFO true when is FIFO, otherwise false
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|  * @property {() => boolean} isSocket true when is socket, otherwise false
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|  * @property {T} name name
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|  * @property {string} parentPath path
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|  * @property {string=} path path
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|  */
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| 
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| /** @typedef {string | number | boolean | null} JsonPrimitive */
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| /** @typedef {JsonValue[]} JsonArray */
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| /** @typedef {{ [Key in string]?: JsonValue }} JsonObject */
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| /** @typedef {JsonPrimitive | JsonObject | JsonArray} JsonValue */
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| 
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| /** @typedef {(err: NodeJS.ErrnoException | null) => void} NoParamCallback */
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| /** @typedef {(err: NodeJS.ErrnoException | null, result?: string) => void} StringCallback */
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| /** @typedef {(err: NodeJS.ErrnoException | null, result?: Buffer) => void} BufferCallback */
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| /** @typedef {(err: NodeJS.ErrnoException | null, result?: string | Buffer) => void} StringOrBufferCallback */
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| /** @typedef {(err: NodeJS.ErrnoException | null, result?: string[]) => void} ReaddirStringCallback */
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| /** @typedef {(err: NodeJS.ErrnoException | null, result?: Buffer[]) => void} ReaddirBufferCallback */
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| /** @typedef {(err: NodeJS.ErrnoException | null, result?: string[] | Buffer[]) => void} ReaddirStringOrBufferCallback */
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| /** @typedef {(err: NodeJS.ErrnoException | null, result?: Dirent[]) => void} ReaddirDirentCallback */
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| /** @typedef {(err: NodeJS.ErrnoException | null, result?: Dirent<Buffer>[]) => void} ReaddirDirentBufferCallback */
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| /** @typedef {(err: NodeJS.ErrnoException | null, result?: IStats) => void} StatsCallback */
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| /** @typedef {(err: NodeJS.ErrnoException | null, result?: IBigIntStats) => void} BigIntStatsCallback */
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| /** @typedef {(err: NodeJS.ErrnoException | null, result?: IStats | IBigIntStats) => void} StatsOrBigIntStatsCallback */
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| /** @typedef {(err: NodeJS.ErrnoException | null, result?: number) => void} NumberCallback */
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| /** @typedef {(err: NodeJS.ErrnoException | Error | null, result?: JsonObject) => void} ReadJsonCallback */
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| 
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| /** @typedef {Map<string, FileSystemInfoEntry | "ignore">} TimeInfoEntries */
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| 
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| /**
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|  * @typedef {object} WatcherInfo
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|  * @property {Set<string> | null} changes get current aggregated changes that have not yet send to callback
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|  * @property {Set<string> | null} removals get current aggregated removals that have not yet send to callback
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|  * @property {TimeInfoEntries} fileTimeInfoEntries get info about files
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|  * @property {TimeInfoEntries} contextTimeInfoEntries get info about directories
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|  */
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| 
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| /** @typedef {Set<string>} Changes */
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| /** @typedef {Set<string>} Removals */
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| 
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| // TODO webpack 6 deprecate missing getInfo
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| /**
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|  * @typedef {object} Watcher
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|  * @property {() => void} close closes the watcher and all underlying file watchers
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|  * @property {() => void} pause closes the watcher, but keeps underlying file watchers alive until the next watch call
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|  * @property {(() => Changes | null)=} getAggregatedChanges get current aggregated changes that have not yet send to callback
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|  * @property {(() => Removals | null)=} getAggregatedRemovals get current aggregated removals that have not yet send to callback
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|  * @property {() => TimeInfoEntries} getFileTimeInfoEntries get info about files
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|  * @property {() => TimeInfoEntries} getContextTimeInfoEntries get info about directories
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|  * @property {() => WatcherInfo=} getInfo get info about timestamps and changes
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|  */
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| 
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| /**
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|  * @callback WatchMethod
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|  * @param {Iterable<string>} files watched files
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|  * @param {Iterable<string>} directories watched directories
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|  * @param {Iterable<string>} missing watched existence entries
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|  * @param {number} startTime timestamp of start time
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|  * @param {WatchOptions} options options object
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|  * @param {(err: Error | null, timeInfoEntries1?: TimeInfoEntries, timeInfoEntries2?: TimeInfoEntries, changes?: Changes, removals?: Removals) => void} callback aggregated callback
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|  * @param {(value: string, num: number) => void} callbackUndelayed callback when the first change was detected
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|  * @returns {Watcher} a watcher
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|  */
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| 
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| // TODO webpack 6 make optional methods required and avoid using non standard methods like `join`, `relative`, `dirname`, move IntermediateFileSystemExtras methods to InputFilesystem or OutputFilesystem
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| 
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| /**
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|  * @typedef {string | Buffer | URL} PathLike
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|  */
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| 
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| /**
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|  * @typedef {PathLike | number} PathOrFileDescriptor
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|  */
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| 
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| /**
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|  * @typedef {object} ObjectEncodingOptions
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|  * @property {BufferEncoding | null | undefined=} encoding
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|  */
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| 
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| /**
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|  * @typedef {{
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|  * (path: PathOrFileDescriptor, options: ({ encoding?: null | undefined, flag?: string | undefined } & import("events").Abortable) | undefined | null, callback: BufferCallback): void;
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|  * (path: PathOrFileDescriptor, options: ({ encoding: BufferEncoding, flag?: string | undefined } & import("events").Abortable) | BufferEncoding, callback: StringCallback): void;
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|  * (path: PathOrFileDescriptor, options: (ObjectEncodingOptions & { flag?: string | undefined } & import("events").Abortable) | BufferEncoding | undefined | null, callback: StringOrBufferCallback): void;
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|  * (path: PathOrFileDescriptor, callback: BufferCallback): void;
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|  * }} ReadFile
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|  */
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| 
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| /**
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|  * @typedef {{
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|  * (path: PathOrFileDescriptor, options?: { encoding?: null | undefined, flag?: string | undefined } | null): Buffer;
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|  * (path: PathOrFileDescriptor, options: { encoding: BufferEncoding, flag?: string | undefined } | BufferEncoding): string;
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|  * (path: PathOrFileDescriptor, options?: (ObjectEncodingOptions & { flag?: string | undefined }) | BufferEncoding | null): string | Buffer;
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|  * }} ReadFileSync
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|  */
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| 
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| /**
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|  * @typedef {ObjectEncodingOptions | BufferEncoding | undefined | null} EncodingOption
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|  */
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| 
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| /**
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|  * @typedef {'buffer'| { encoding: 'buffer' }} BufferEncodingOption
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|  */
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| 
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| /**
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|  * @typedef {object} StatOptions
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|  * @property {(boolean | undefined)=} bigint
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|  */
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| 
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| /**
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|  * @typedef {object} StatSyncOptions
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|  * @property {(boolean | undefined)=} bigint
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|  * @property {(boolean | undefined)=} throwIfNoEntry
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|  */
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| 
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| /**
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|  * @typedef {{
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|  * (path: PathLike, options: EncodingOption, callback: StringCallback): void;
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|  * (path: PathLike, options: BufferEncodingOption, callback: BufferCallback): void;
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|  * (path: PathLike, options: EncodingOption, callback: StringOrBufferCallback): void;
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|  * (path: PathLike, callback: StringCallback): void;
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|  * }} Readlink
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|  */
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| 
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| /**
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|  * @typedef {{
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|  * (path: PathLike, options?: EncodingOption): string;
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|  * (path: PathLike, options: BufferEncodingOption): Buffer;
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|  * (path: PathLike, options?: EncodingOption): string | Buffer;
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|  * }} ReadlinkSync
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|  */
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| 
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| /**
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|  * @typedef {{
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|  * (path: PathLike, options: { encoding: BufferEncoding | null, withFileTypes?: false | undefined, recursive?: boolean | undefined } | BufferEncoding | undefined | null, callback: (err: NodeJS.ErrnoException | null, files?: string[]) => void): void;
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|  * (path: PathLike, options: { encoding: 'buffer', withFileTypes?: false | undefined, recursive?: boolean | undefined } | 'buffer', callback: (err: NodeJS.ErrnoException | null, files?: Buffer[]) => void): void;
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|  * (path: PathLike, options: (ObjectEncodingOptions & { withFileTypes?: false | undefined, recursive?: boolean | undefined }) | BufferEncoding | undefined | null, callback: (err: NodeJS.ErrnoException | null, files?: string[] | Buffer[]) => void): void;
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|  * (path: PathLike, callback: (err: NodeJS.ErrnoException | null, files?: string[]) => void): void;
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|  * (path: PathLike, options: ObjectEncodingOptions & { withFileTypes: true, recursive?: boolean | undefined }, callback: (err: NodeJS.ErrnoException | null, files?: Dirent<string>[]) => void): void;
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|  * (path: PathLike, options: { encoding: 'buffer', withFileTypes: true, recursive?: boolean | undefined }, callback: (err: NodeJS.ErrnoException | null, files: Dirent<Buffer>[]) => void): void;
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|  * }} Readdir
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|  */
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| 
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| /**
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|  * @typedef {{
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|  * (path: PathLike, options?: { encoding: BufferEncoding | null, withFileTypes?: false | undefined, recursive?: boolean | undefined; } | BufferEncoding | null): string[];
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|  * (path: PathLike, options: { encoding: 'buffer', withFileTypes?: false | undefined, recursive?: boolean | undefined } | 'buffer'): Buffer[];
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|  * (path: PathLike, options?: (ObjectEncodingOptions & { withFileTypes?: false | undefined, recursive?: boolean | undefined }) | BufferEncoding | null): string[] | Buffer[];
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|  * (path: PathLike, options: ObjectEncodingOptions & { withFileTypes: true, recursive?: boolean | undefined }): Dirent[];
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|  * (path: PathLike, options: { encoding: "buffer", withFileTypes: true, recursive?: boolean | undefined }): Dirent<Buffer>[];
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|  * }} ReaddirSync
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|  */
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| 
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| /**
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|  * @typedef {{
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|  * (path: PathLike, callback: StatsCallback): void;
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|  * (path: PathLike, options: (StatOptions & { bigint?: false | undefined }) | undefined, callback: StatsCallback): void;
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|  * (path: PathLike, options: StatOptions & { bigint: true }, callback: BigIntStatsCallback): void;
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|  * (path: PathLike, options: StatOptions | undefined, callback: StatsOrBigIntStatsCallback): void;
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|  * }} Stat
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|  */
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| 
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| /**
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|  * @typedef {{
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|  * (path: PathLike, options?: undefined): IStats;
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|  * (path: PathLike, options?: StatSyncOptions & { bigint?: false | undefined, throwIfNoEntry: false }): IStats | undefined;
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|  * (path: PathLike, options: StatSyncOptions & { bigint: true, throwIfNoEntry: false }): IBigIntStats | undefined;
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|  * (path: PathLike, options?: StatSyncOptions & { bigint?: false | undefined }): IStats;
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|  * (path: PathLike, options: StatSyncOptions & { bigint: true }): IBigIntStats;
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|  * (path: PathLike,  options: StatSyncOptions & { bigint: boolean, throwIfNoEntry?: false | undefined }): IStats | IBigIntStats;
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|  * (path: PathLike,  options?: StatSyncOptions): IStats | IBigIntStats | undefined;
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|  * }} StatSync
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|  */
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| 
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| /**
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|  * @typedef {{
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|  * (path: PathLike, callback: StatsCallback): void;
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|  * (path: PathLike, options: (StatOptions & { bigint?: false | undefined }) | undefined, callback: StatsCallback): void;
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|  * (path: PathLike, options: StatOptions & { bigint: true }, callback: BigIntStatsCallback): void;
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|  * (path: PathLike, options: StatOptions | undefined, callback: StatsOrBigIntStatsCallback): void;
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|  * }} LStat
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|  */
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| 
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| /**
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|  * @typedef {{
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|  * (path: PathLike, options?: undefined): IStats;
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|  * (path: PathLike, options?: StatSyncOptions & { bigint?: false | undefined, throwIfNoEntry: false }): IStats | undefined;
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|  * (path: PathLike, options: StatSyncOptions & { bigint: true, throwIfNoEntry: false }): IBigIntStats | undefined;
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|  * (path: PathLike, options?: StatSyncOptions & { bigint?: false | undefined }): IStats;
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|  * (path: PathLike, options: StatSyncOptions & { bigint: true }): IBigIntStats;
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|  * (path: PathLike,  options: StatSyncOptions & { bigint: boolean, throwIfNoEntry?: false | undefined }): IStats | IBigIntStats;
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|  * (path: PathLike,  options?: StatSyncOptions): IStats | IBigIntStats | undefined;
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|  * }} LStatSync
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|  */
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| 
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| /**
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|  * @typedef {{
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|  * (path: PathLike, options: EncodingOption, callback: StringCallback): void;
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|  * (path: PathLike, options: BufferEncodingOption, callback: BufferCallback): void;
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|  * (path: PathLike, options: EncodingOption, callback: StringOrBufferCallback): void;
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|  * (path: PathLike, callback: StringCallback): void;
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|  * }} RealPath
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|  */
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| 
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| /**
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|  * @typedef {{
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|  * (path: PathLike, options?: EncodingOption): string;
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|  * (path: PathLike, options: BufferEncodingOption): Buffer;
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|  * (path: PathLike, options?: EncodingOption): string | Buffer;
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|  * }} RealPathSync
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|  */
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| 
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| /**
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|  * @typedef {(pathOrFileDescriptor: PathOrFileDescriptor, callback: ReadJsonCallback) => void} ReadJson
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|  */
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| 
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| /**
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|  * @typedef {(pathOrFileDescriptor: PathOrFileDescriptor) => JsonObject} ReadJsonSync
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|  */
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| 
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| /**
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|  * @typedef {(value?: string | string[] | Set<string>) => void} Purge
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|  */
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| 
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| /**
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|  * @typedef {object} InputFileSystem
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|  * @property {ReadFile} readFile
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|  * @property {ReadFileSync=} readFileSync
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|  * @property {Readlink} readlink
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|  * @property {ReadlinkSync=} readlinkSync
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|  * @property {Readdir} readdir
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|  * @property {ReaddirSync=} readdirSync
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|  * @property {Stat} stat
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|  * @property {StatSync=} statSync
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|  * @property {LStat=} lstat
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|  * @property {LStatSync=} lstatSync
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|  * @property {RealPath=} realpath
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|  * @property {RealPathSync=} realpathSync
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|  * @property {ReadJson=} readJson
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|  * @property {ReadJsonSync=} readJsonSync
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|  * @property {Purge=} purge
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|  * @property {((path1: string, path2: string) => string)=} join
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|  * @property {((from: string, to: string) => string)=} relative
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|  * @property {((dirname: string) => string)=} dirname
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|  */
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| 
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| /**
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|  * @typedef {number | string} Mode
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|  */
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| 
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| /**
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|  * @typedef {(ObjectEncodingOptions & import("events").Abortable & { mode?: Mode | undefined, flag?: string | undefined, flush?: boolean | undefined }) | BufferEncoding | null} WriteFileOptions
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|  */
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| 
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| /**
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|  * @typedef {{
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|  * (file: PathOrFileDescriptor, data: string | NodeJS.ArrayBufferView, options: WriteFileOptions, callback: NoParamCallback): void;
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|  * (file: PathOrFileDescriptor, data: string | NodeJS.ArrayBufferView, callback: NoParamCallback): void;
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|  * }} WriteFile
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|  */
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| 
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| /**
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|  * @typedef {{ recursive?: boolean | undefined, mode?: Mode | undefined }} MakeDirectoryOptions
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|  */
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| 
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| /**
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|  * @typedef {{
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|  * (file: PathLike, options: MakeDirectoryOptions & { recursive: true }, callback: StringCallback): void;
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|  * (file: PathLike, options: Mode | (MakeDirectoryOptions & { recursive?: false | undefined; }) | null | undefined, callback: NoParamCallback): void;
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|  * (file: PathLike, options: Mode | MakeDirectoryOptions | null | undefined, callback: StringCallback): void;
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|  * (file: PathLike, callback: NoParamCallback): void;
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|  * }} Mkdir
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|  */
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| 
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| /**
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|  * @typedef {{ maxRetries?: number | undefined, recursive?: boolean | undefined, retryDelay?: number | undefined }} RmDirOptions
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|  */
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| 
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| /**
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|  * @typedef {{
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|  * (file: PathLike, callback: NoParamCallback): void;
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|  * (file: PathLike, options: RmDirOptions, callback: NoParamCallback): void;
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|  * }} Rmdir
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|  */
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| 
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| /**
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|  * @typedef {(pathLike: PathLike, callback: NoParamCallback) => void} Unlink
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|  */
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| 
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| /**
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|  * @typedef {object} OutputFileSystem
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|  * @property {WriteFile} writeFile
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|  * @property {Mkdir} mkdir
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|  * @property {Readdir=} readdir
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|  * @property {Rmdir=} rmdir
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|  * @property {Unlink=} unlink
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|  * @property {Stat} stat
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|  * @property {LStat=} lstat
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|  * @property {ReadFile} readFile
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|  * @property {((path1: string, path2: string) => string)=} join
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|  * @property {((from: string, to: string) => string)=} relative
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|  * @property {((dirname: string) => string)=} dirname
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|  */
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| 
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| /**
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|  * @typedef {object} WatchFileSystem
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|  * @property {WatchMethod} watch
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|  */
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| 
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| /**
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|  * @typedef {{
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|  * (path: PathLike, options: MakeDirectoryOptions & { recursive: true }): string | undefined;
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|  * (path: PathLike, options?: Mode | (MakeDirectoryOptions & { recursive?: false | undefined }) | null): void;
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|  * (path: PathLike, options?: Mode | MakeDirectoryOptions | null): string | undefined;
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|  * }} MkdirSync
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|  */
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| 
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| /**
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|  * @typedef {object} StreamOptions
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|  * @property {(string | undefined)=} flags
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|  * @property {(BufferEncoding | undefined)} encoding
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|  * @property {(number | EXPECTED_ANY | undefined)=} fd
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|  * @property {(number | undefined)=} mode
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|  * @property {(boolean | undefined)=} autoClose
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|  * @property {(boolean | undefined)=} emitClose
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|  * @property {(number | undefined)=} start
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|  * @property {(AbortSignal | null | undefined)=} signal
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|  */
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| 
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| /**
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|  * @typedef {object} FSImplementation
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|  * @property {((...args: EXPECTED_ANY[]) => EXPECTED_ANY)=} open
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|  * @property {((...args: EXPECTED_ANY[]) => EXPECTED_ANY)=} close
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|  */
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| 
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| /**
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|  * @typedef {FSImplementation & { write: (...args: EXPECTED_ANY[]) => EXPECTED_ANY; close?: (...args: EXPECTED_ANY[]) => EXPECTED_ANY }} CreateWriteStreamFSImplementation
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|  */
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| 
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| /**
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|  * @typedef {StreamOptions & { fs?: CreateWriteStreamFSImplementation | null | undefined }} WriteStreamOptions
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|  */
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| 
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| /**
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|  * @typedef {(pathLike: PathLike, result?: BufferEncoding | WriteStreamOptions) => NodeJS.WritableStream} CreateWriteStream
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|  */
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| 
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| /**
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|  * @typedef {number | string} OpenMode
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|  */
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| 
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| /**
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|  * @typedef {{
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|  * (file: PathLike, flags: OpenMode | undefined,  mode: Mode | undefined | null, callback: NumberCallback): void;
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|  * (file: PathLike, flags: OpenMode | undefined, callback: NumberCallback): void;
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|  * (file: PathLike, callback: NumberCallback): void;
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|  * }} Open
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|  */
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| 
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| /**
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|  * @typedef {number | bigint} ReadPosition
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|  */
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| 
 | |
| /**
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|  * @typedef {object} ReadSyncOptions
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|  * @property {(number | undefined)=} offset
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|  * @property {(number | undefined)=} length
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|  * @property {(ReadPosition | null | undefined)=} position
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|  */
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| 
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| /**
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|  * @template {NodeJS.ArrayBufferView} TBuffer
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|  * @typedef {object} ReadAsyncOptions
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|  * @property {(number | undefined)=} offset
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|  * @property {(number | undefined)=} length
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|  * @property {(ReadPosition | null | undefined)=} position
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|  * @property {TBuffer=} buffer
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|  */
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| 
 | |
| /**
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|  * @template {NodeJS.ArrayBufferView} [TBuffer=NodeJS.ArrayBufferView]
 | |
|  * @typedef {{
 | |
|  * (fd: number, buffer: TBuffer, offset: number, length: number, position: ReadPosition | null, callback: (err: NodeJS.ErrnoException | null, bytesRead: number, buffer: TBuffer) => void): void;
 | |
|  * (fd: number, options: ReadAsyncOptions<TBuffer>, callback: (err: NodeJS.ErrnoException | null, bytesRead: number, buffer: TBuffer) => void): void;
 | |
|  * (fd: number, callback: (err: NodeJS.ErrnoException | null, bytesRead: number, buffer: NodeJS.ArrayBufferView) => void): void;
 | |
|  * }} Read
 | |
|  */
 | |
| 
 | |
| /** @typedef {(df: number, callback: NoParamCallback) => void} Close */
 | |
| 
 | |
| /** @typedef {(a: PathLike, b: PathLike, callback: NoParamCallback) => void} Rename */
 | |
| 
 | |
| /**
 | |
|  * @typedef {object} IntermediateFileSystemExtras
 | |
|  * @property {MkdirSync} mkdirSync
 | |
|  * @property {CreateWriteStream} createWriteStream
 | |
|  * @property {Open} open
 | |
|  * @property {Read} read
 | |
|  * @property {Close} close
 | |
|  * @property {Rename} rename
 | |
|  */
 | |
| 
 | |
| /** @typedef {InputFileSystem & OutputFileSystem & IntermediateFileSystemExtras} IntermediateFileSystem */
 | |
| 
 | |
| /**
 | |
|  * @param {InputFileSystem|OutputFileSystem|undefined} fs a file system
 | |
|  * @param {string} rootPath the root path
 | |
|  * @param {string} targetPath the target path
 | |
|  * @returns {string} location of targetPath relative to rootPath
 | |
|  */
 | |
| const relative = (fs, rootPath, targetPath) => {
 | |
| 	if (fs && fs.relative) {
 | |
| 		return fs.relative(rootPath, targetPath);
 | |
| 	} else if (path.posix.isAbsolute(rootPath)) {
 | |
| 		return path.posix.relative(rootPath, targetPath);
 | |
| 	} else if (path.win32.isAbsolute(rootPath)) {
 | |
| 		return path.win32.relative(rootPath, targetPath);
 | |
| 	}
 | |
| 	throw new Error(
 | |
| 		`${rootPath} is neither a posix nor a windows path, and there is no 'relative' method defined in the file system`
 | |
| 	);
 | |
| };
 | |
| 
 | |
| /**
 | |
|  * @param {InputFileSystem|OutputFileSystem|undefined} fs a file system
 | |
|  * @param {string} rootPath a path
 | |
|  * @param {string} filename a filename
 | |
|  * @returns {string} the joined path
 | |
|  */
 | |
| const join = (fs, rootPath, filename) => {
 | |
| 	if (fs && fs.join) {
 | |
| 		return fs.join(rootPath, filename);
 | |
| 	} else if (path.posix.isAbsolute(rootPath)) {
 | |
| 		return path.posix.join(rootPath, filename);
 | |
| 	} else if (path.win32.isAbsolute(rootPath)) {
 | |
| 		return path.win32.join(rootPath, filename);
 | |
| 	}
 | |
| 	throw new Error(
 | |
| 		`${rootPath} is neither a posix nor a windows path, and there is no 'join' method defined in the file system`
 | |
| 	);
 | |
| };
 | |
| 
 | |
| /**
 | |
|  * @param {InputFileSystem|OutputFileSystem|undefined} fs a file system
 | |
|  * @param {string} absPath an absolute path
 | |
|  * @returns {string} the parent directory of the absolute path
 | |
|  */
 | |
| const dirname = (fs, absPath) => {
 | |
| 	if (fs && fs.dirname) {
 | |
| 		return fs.dirname(absPath);
 | |
| 	} else if (path.posix.isAbsolute(absPath)) {
 | |
| 		return path.posix.dirname(absPath);
 | |
| 	} else if (path.win32.isAbsolute(absPath)) {
 | |
| 		return path.win32.dirname(absPath);
 | |
| 	}
 | |
| 	throw new Error(
 | |
| 		`${absPath} is neither a posix nor a windows path, and there is no 'dirname' method defined in the file system`
 | |
| 	);
 | |
| };
 | |
| 
 | |
| /**
 | |
|  * @param {OutputFileSystem} fs a file system
 | |
|  * @param {string} p an absolute path
 | |
|  * @param {(err?: Error) => void} callback callback function for the error
 | |
|  * @returns {void}
 | |
|  */
 | |
| const mkdirp = (fs, p, callback) => {
 | |
| 	fs.mkdir(p, (err) => {
 | |
| 		if (err) {
 | |
| 			if (err.code === "ENOENT") {
 | |
| 				const dir = dirname(fs, p);
 | |
| 				if (dir === p) {
 | |
| 					callback(err);
 | |
| 					return;
 | |
| 				}
 | |
| 				mkdirp(fs, dir, (err) => {
 | |
| 					if (err) {
 | |
| 						callback(err);
 | |
| 						return;
 | |
| 					}
 | |
| 					fs.mkdir(p, (err) => {
 | |
| 						if (err) {
 | |
| 							if (err.code === "EEXIST") {
 | |
| 								callback();
 | |
| 								return;
 | |
| 							}
 | |
| 							callback(err);
 | |
| 							return;
 | |
| 						}
 | |
| 						callback();
 | |
| 					});
 | |
| 				});
 | |
| 				return;
 | |
| 			} else if (err.code === "EEXIST") {
 | |
| 				callback();
 | |
| 				return;
 | |
| 			}
 | |
| 			callback(err);
 | |
| 			return;
 | |
| 		}
 | |
| 		callback();
 | |
| 	});
 | |
| };
 | |
| 
 | |
| /**
 | |
|  * @param {IntermediateFileSystem} fs a file system
 | |
|  * @param {string} p an absolute path
 | |
|  * @returns {void}
 | |
|  */
 | |
| const mkdirpSync = (fs, p) => {
 | |
| 	try {
 | |
| 		fs.mkdirSync(p);
 | |
| 	} catch (err) {
 | |
| 		if (err) {
 | |
| 			if (/** @type {NodeJS.ErrnoException} */ (err).code === "ENOENT") {
 | |
| 				const dir = dirname(fs, p);
 | |
| 				if (dir === p) {
 | |
| 					throw err;
 | |
| 				}
 | |
| 				mkdirpSync(fs, dir);
 | |
| 				fs.mkdirSync(p);
 | |
| 				return;
 | |
| 			} else if (/** @type {NodeJS.ErrnoException} */ (err).code === "EEXIST") {
 | |
| 				return;
 | |
| 			}
 | |
| 			throw err;
 | |
| 		}
 | |
| 	}
 | |
| };
 | |
| 
 | |
| /**
 | |
|  * @param {InputFileSystem} fs a file system
 | |
|  * @param {string} p an absolute path
 | |
|  * @param {ReadJsonCallback} callback callback
 | |
|  * @returns {void}
 | |
|  */
 | |
| const readJson = (fs, p, callback) => {
 | |
| 	if ("readJson" in fs) {
 | |
| 		return /** @type {NonNullable<InputFileSystem["readJson"]>} */ (
 | |
| 			fs.readJson
 | |
| 		)(p, callback);
 | |
| 	}
 | |
| 	fs.readFile(p, (err, buf) => {
 | |
| 		if (err) return callback(err);
 | |
| 		let data;
 | |
| 		try {
 | |
| 			data = JSON.parse(/** @type {Buffer} */ (buf).toString("utf8"));
 | |
| 		} catch (err1) {
 | |
| 			return callback(/** @type {Error} */ (err1));
 | |
| 		}
 | |
| 		return callback(null, data);
 | |
| 	});
 | |
| };
 | |
| 
 | |
| /**
 | |
|  * @param {InputFileSystem} fs a file system
 | |
|  * @param {string} p an absolute path
 | |
|  * @param {(err: NodeJS.ErrnoException | Error | null, stats?: IStats | string) => void} callback callback
 | |
|  * @returns {void}
 | |
|  */
 | |
| const lstatReadlinkAbsolute = (fs, p, callback) => {
 | |
| 	let i = 3;
 | |
| 	const doReadLink = () => {
 | |
| 		fs.readlink(p, (err, target) => {
 | |
| 			if (err && --i > 0) {
 | |
| 				// It might was just changed from symlink to file
 | |
| 				// we retry 2 times to catch this case before throwing the error
 | |
| 				return doStat();
 | |
| 			}
 | |
| 			if (err) return callback(err);
 | |
| 			const value = /** @type {string} */ (target).toString();
 | |
| 			callback(null, join(fs, dirname(fs, p), value));
 | |
| 		});
 | |
| 	};
 | |
| 	const doStat = () => {
 | |
| 		if ("lstat" in fs) {
 | |
| 			return /** @type {NonNullable<InputFileSystem["lstat"]>} */ (fs.lstat)(
 | |
| 				p,
 | |
| 				(err, stats) => {
 | |
| 					if (err) return callback(err);
 | |
| 					if (/** @type {IStats} */ (stats).isSymbolicLink()) {
 | |
| 						return doReadLink();
 | |
| 					}
 | |
| 					callback(null, stats);
 | |
| 				}
 | |
| 			);
 | |
| 		}
 | |
| 		return fs.stat(p, callback);
 | |
| 	};
 | |
| 	if ("lstat" in fs) return doStat();
 | |
| 	doReadLink();
 | |
| };
 | |
| 
 | |
| module.exports.dirname = dirname;
 | |
| module.exports.join = join;
 | |
| module.exports.lstatReadlinkAbsolute = lstatReadlinkAbsolute;
 | |
| module.exports.mkdirp = mkdirp;
 | |
| module.exports.mkdirpSync = mkdirpSync;
 | |
| module.exports.readJson = readJson;
 | |
| module.exports.relative = relative;
 |