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Failed operation: require(\"${name}\").`);\n\n return \"\";\n }\n\n /**\n * Normalizes given path. Does \"path.normalize\".\n */\n static pathNormalize(pathStr: string): string {\n if (this.type === \"browser\")\n throw new Error(`This option/function is not supported in the browser environment. Failed operation: path.normalize(\"${pathStr}\").`);\n\n return \"\";\n }\n\n /**\n * Gets file extension. Does \"path.extname\".\n */\n static pathExtname(pathStr: string): string {\n if (this.type === \"browser\")\n throw new Error(`This option/function is not supported in the browser environment. Failed operation: path.extname(\"${pathStr}\").`);\n\n return \"\";\n }\n\n /**\n * Resolved given path. Does \"path.resolve\".\n */\n static pathResolve(pathStr: string): string {\n if (this.type === \"browser\")\n throw new Error(`This option/function is not supported in the browser environment. Failed operation: path.resolve(\"${pathStr}\").`);\n\n return \"\";\n }\n\n /**\n * Synchronously checks if file exist. Does \"fs.existsSync\".\n */\n static fileExist(pathStr: string): boolean {\n if (this.type === \"browser\")\n throw new Error(`This option/function is not supported in the browser environment. Failed operation: fs.existsSync(\"${pathStr}\").`);\n\n return false;\n }\n\n /**\n * Gets environment variable.\n */\n static getEnvVariable(name: string): any {\n // if (this.type === \"browser\")\n // throw new Error(`This option/function is not supported in the browser environment. Failed operation: process.env[\"${name}\"].`);\n return undefined;\n }\n\n static readFileSync(filename: string): any {\n if (this.type === \"browser\")\n throw new Error(`This option/function is not supported in the browser environment. Failed operation: fs.readFileSync(\"${filename}\").`);\n return null;\n }\n \n static appendFileSync(filename: string, data: any) {\n if (this.type === \"browser\")\n throw new Error(`This option/function is not supported in the browser environment. Failed operation: fs.appendFileSync(\"${filename}\").`);\n }\n\n static writeFile(path: string, data: any): Promise<void> {\n if (this.type === \"browser\")\n throw new Error(`This option/function is not supported in the browser environment. Failed operation: fs.writeFile(\"${path}\").`);\n return Promise.reject(null);\n }\n\n /**\n * Highlights sql string to be print in the console.\n */\n static highlightSql(sql: string) {\n return sql;\n }\n\n /**\n * Highlights json string to be print in the console.\n */\n static highlightJson(json: string) {\n return json;\n }\n\n /**\n * Logging functions needed by AdvancedConsoleLogger (but here without chalk)\n */\n static logInfo(prefix: string, info: any) {\n console.info(prefix + \" \", info);\n }\n\n static logError(prefix: string, error: any) {\n console.error(prefix + \" \", error);\n }\n \n static logWarn(prefix: string, warning: any) {\n console.warn(prefix + \" \", warning);\n }\n \n static log(message: string) {\n console.log(message);\n }\n\n static warn(message: string) {\n return message;\n }\n}\n\n/**\n * These classes are needed for stream operations or\n * in the mongodb driver. Both aren't supported in the browser.\n */\nexport class EventEmitter {}\n\nexport class Readable {}\n\nexport class Writable {}\n\nexport interface ReadStream {}\n\n/**\n * This loads a polyfill to enable Buffers in the browser.\n */\ninterface Window {\n Buffer: any;\n}\n\ndeclare var window: Window;\nif (typeof window !== \"undefined\") {\n window.Buffer = require(\"buffer/\").Buffer;\n}\n// NativeScript uses global, not window\nif (typeof global !== \"undefined\") {\n global.Buffer = require(\"buffer/\").Buffer;\n}"],"sourceRoot":".."}
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