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path from 'path';\nimport { ExplorerBase } from './ExplorerBase';\nimport { readFile } from './readFile';\nimport { cacheWrapper } from './cacheWrapper';\nimport { getDirectory } from './getDirectory';\nimport { CosmiconfigResult, ExplorerOptions, LoadedFileContent } from './types';\n\nclass Explorer extends ExplorerBase<ExplorerOptions> {\n public constructor(options: ExplorerOptions) {\n super(options);\n }\n\n public async search(\n searchFrom: string = process.cwd(),\n ): Promise<CosmiconfigResult> {\n const startDirectory = await getDirectory(searchFrom);\n const result = await this.searchFromDirectory(startDirectory);\n\n return result;\n }\n\n private async searchFromDirectory(dir: string): Promise<CosmiconfigResult> {\n const absoluteDir = path.resolve(process.cwd(), dir);\n\n const run = async (): Promise<CosmiconfigResult> => {\n const result = await this.searchDirectory(absoluteDir);\n const nextDir = this.nextDirectoryToSearch(absoluteDir, result);\n\n if (nextDir) {\n return this.searchFromDirectory(nextDir);\n }\n\n const transformResult = await this.config.transform(result);\n\n return transformResult;\n };\n\n if (this.searchCache) {\n return cacheWrapper(this.searchCache, absoluteDir, run);\n }\n\n return run();\n }\n\n private async searchDirectory(dir: string): Promise<CosmiconfigResult> {\n for await (const place of this.config.searchPlaces) {\n const placeResult = await this.loadSearchPlace(dir, place);\n\n if (this.shouldSearchStopWithResult(placeResult) === true) {\n return placeResult;\n }\n }\n\n // config not found\n return null;\n }\n\n private async loadSearchPlace(\n dir: string,\n place: string,\n ): Promise<CosmiconfigResult> {\n const filepath = path.join(dir, place);\n const fileContents = await readFile(filepath);\n\n const result = await this.createCosmiconfigResult(filepath, fileContents);\n\n return result;\n }\n\n private async loadFileContent(\n filepath: string,\n content: string | null,\n ): Promise<LoadedFileContent> {\n if (content === null) {\n return null;\n }\n if (content.trim() === '') {\n return undefined;\n }\n const loader = this.getLoaderEntryForFile(filepath);\n const loaderResult = await loader(filepath, content);\n return loaderResult;\n }\n\n private async createCosmiconfigResult(\n filepath: string,\n content: string | null,\n ): Promise<CosmiconfigResult> {\n const fileContent = await this.loadFileContent(filepath, content);\n const result = this.loadedContentToCosmiconfigResult(filepath, fileContent);\n\n return result;\n }\n\n public async load(filepath: string): Promise<CosmiconfigResult> {\n this.validateFilePath(filepath);\n const absoluteFilePath = path.resolve(process.cwd(), filepath);\n\n const runLoad = async (): Promise<CosmiconfigResult> => {\n const fileContents = await readFile(absoluteFilePath, {\n throwNotFound: true,\n });\n\n const result = await this.createCosmiconfigResult(\n absoluteFilePath,\n fileContents,\n );\n\n const transformResult = await this.config.transform(result);\n\n return transformResult;\n };\n\n if (this.loadCache) {\n return cacheWrapper(this.loadCache, absoluteFilePath, runLoad);\n }\n\n return runLoad();\n }\n}\n\nexport { Explorer };\n"],"file":"Explorer.js"}
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