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@decaf-ts/utils

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module management utils for decaf-ts

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import { Encoding } from "../utils/constants"; import { style } from "styled-string-builder"; import { Logging } from "@decaf-ts/logging"; /** * @description A standard output writer for handling command execution output. * @summary This class implements the OutputWriter interface and provides methods for * handling various types of output from command execution, including standard output, * error output, and exit codes. It also includes utility methods for parsing commands * and resolving or rejecting promises based on execution results. * * @template R - The type of the resolved value, defaulting to number. * * @param lock - A PromiseExecutor to control the asynchronous flow. * @param args - Additional arguments (unused in the current implementation). * * @class */ export class StandardOutputWriter { /** * @description Initializes a new instance of StandardOutputWriter. * @summary Constructs the StandardOutputWriter with a lock mechanism and optional arguments. * * @param cmd * @param lock - A PromiseExecutor to control the asynchronous flow. * @param args - Additional arguments (currently unused). */ constructor(cmd, lock, // eslint-disable-next-line @typescript-eslint/no-unused-vars ...args) { this.cmd = cmd; this.lock = lock; this.logger = Logging.for(this.cmd); } /** * @description Logs output to the console. * @summary Formats and logs the given data with a timestamp and type indicator. * * @param type - The type of output (stdout or stderr). * @param data - The data to be logged. */ log(type, data) { data = Buffer.isBuffer(data) ? data.toString(Encoding) : data; const log = type === "stderr" ? style(data).red.text : data; this.logger.info(log); } /** * @description Handles standard output data. * @summary Logs the given chunk as standard output. * * @param chunk - The data chunk to be logged. */ data(chunk) { this.log("stdout", String(chunk)); } /** * @description Handles error output data. * @summary Logs the given chunk as error output. * * @param chunk - The error data chunk to be logged. */ error(chunk) { this.log("stderr", String(chunk)); } /** * @description Handles error objects. * @summary Logs the error message from the given Error object. * * @param err - The Error object to be logged. */ errors(err) { this.log("stderr", `Error executing command exited : ${err}`); } /** * @description Handles the exit of a command. * @summary Logs the exit code and resolves or rejects the promise based on the code. * * @param code - The exit code of the command. * @param logs */ exit(code, logs) { this.log("stdout", `command exited code : ${code === 0 ? style(code.toString()).green.text : style(code === null ? "null" : code.toString()).red.text}`); if (code === 0) { this.resolve(logs.map((l) => l.trim()).join("\n")); } else { this.reject(new Error(logs.length ? logs.join("\n") : code.toString())); } } /** * @description Parses a command string or array into components. * @summary Converts the command into a consistent format and stores it, then returns it split into command and arguments. * * @param command - The command as a string or array of strings. * @return A tuple containing the command and its arguments as separate elements. */ parseCommand(command) { command = typeof command === "string" ? command.split(" ") : command; this.cmd = command.join(" "); return [command[0], command.slice(1)]; } /** * @description Resolves the promise with a success message. * @summary Logs a success message and resolves the promise with the given reason. * * @param reason - The reason for resolving the promise. */ resolve(reason) { this.log("stdout", `${this.cmd} executed successfully: ${style(reason ? "ran to completion" : reason).green}`); this.lock.resolve(reason); } /** * @description Rejects the promise with an error message. * @summary Logs an error message and rejects the promise with the given reason. * * @param reason - The reason for rejecting the promise, either a number (exit code) or a string. */ reject(reason) { if (!(reason instanceof Error)) { reason = new Error(typeof reason === "number" ? `Exit code ${reason}` : reason); } this.log("stderr", `${this.cmd} failed to execute: ${style(reason.message).red}`); this.lock.reject(reason); } } //# sourceMappingURL=data:application/json;base64,{"version":3,"file":"StandardOutputWriter.js","sourceRoot":"","sources":["../../../src/writers/StandardOutputWriter.ts"],"names":[],"mappings":"AAAA,OAAO,EAAE,QAAQ,EAAE,MAAM,oBAAoB,CAAC;AAI9C,OAAO,EAAE,KAAK,EAAE,MAAM,uBAAuB,CAAC;AAC9C,OAAO,EAAU,OAAO,EAAE,MAAM,mBAAmB,CAAC;AAEpD;;;;;;;;;;;;;GAaG;AACH,MAAM,OAAO,oBAAoB;IAG/B;;;;;;;OAOG;IACH,YACY,GAAW,EACX,IAAwB;IAClC,6DAA6D;IAC7D,GAAG,IAAe;QAHR,QAAG,GAAH,GAAG,CAAQ;QACX,SAAI,GAAJ,IAAI,CAAoB;QAIlC,IAAI,CAAC,MAAM,GAAG,OAAO,CAAC,GAAG,CAAC,IAAI,CAAC,GAAG,CAAC,CAAC;IACtC,CAAC;IAED;;;;;;OAMG;IACO,GAAG,CAAC,IAAgB,EAAE,IAAqB;QACnD,IAAI,GAAG,MAAM,CAAC,QAAQ,CAAC,IAAI,CAAC,CAAC,CAAC,CAAC,IAAI,CAAC,QAAQ,CAAC,QAAQ,CAAC,CAAC,CAAC,CAAC,IAAI,CAAC;QAC9D,MAAM,GAAG,GAAG,IAAI,KAAK,QAAQ,CAAC,CAAC,CAAC,KAAK,CAAC,IAAI,CAAC,CAAC,GAAG,CAAC,IAAI,CAAC,CAAC,CAAC,IAAI,CAAC;QAC5D,IAAI,CAAC,MAAM,CAAC,IAAI,CAAC,GAAG,CAAC,CAAC;IACxB,CAAC;IAED;;;;;OAKG;IACH,IAAI,CAAC,KAAU;QACb,IAAI,CAAC,GAAG,CAAC,QAAQ,EAAE,MAAM,CAAC,KAAK,CAAC,CAAC,CAAC;IACpC,CAAC;IAED;;;;;OAKG;IACH,KAAK,CAAC,KAAU;QACd,IAAI,CAAC,GAAG,CAAC,QAAQ,EAAE,MAAM,CAAC,KAAK,CAAC,CAAC,CAAC;IACpC,CAAC;IAED;;;;;OAKG;IACH,MAAM,CAAC,GAAU;QACf,IAAI,CAAC,GAAG,CAAC,QAAQ,EAAE,oCAAoC,GAAG,EAAE,CAAC,CAAC;IAChE,CAAC;IAED;;;;;;OAMG;IACH,IAAI,CAAC,IAAqB,EAAE,IAAc;QACxC,IAAI,CAAC,GAAG,CACN,QAAQ,EACR,yBAAyB,IAAI,KAAK,CAAC,CAAC,CAAC,CAAC,KAAK,CAAC,IAAI,CAAC,QAAQ,EAAE,CAAC,CAAC,KAAK,CAAC,IAAI,CAAC,CAAC,CAAC,KAAK,CAAC,IAAI,KAAK,IAAI,CAAC,CAAC,CAAC,MAAM,CAAC,CAAC,CAAC,IAAI,CAAC,QAAQ,EAAE,CAAC,CAAC,GAAG,CAAC,IAAI,EAAE,CACrI,CAAC;QACF,IAAI,IAAI,KAAK,CAAC,EAAE,CAAC;YACf,IAAI,CAAC,OAAO,CAAC,IAAI,CAAC,GAAG,CAAC,CAAC,CAAC,EAAE,EAAE,CAAC,CAAC,CAAC,IAAI,EAAE,CAAC,CAAC,IAAI,CAAC,IAAI,CAAM,CAAC,CAAC;QAC1D,CAAC;aAAM,CAAC;YACN,IAAI,CAAC,MAAM,CAAC,IAAI,KAAK,CAAC,IAAI,CAAC,MAAM,CAAC,CAAC,CAAC,IAAI,CAAC,IAAI,CAAC,IAAI,CAAC,CAAC,CAAC,CAAC,IAAI,CAAC,QAAQ,EAAE,CAAC,CAAC,CAAC;QAC1E,CAAC;IACH,CAAC;IAED;;;;;;OAMG;IACH,YAAY,CAAC,OAA0B;QACrC,OAAO,GAAG,OAAO,OAAO,KAAK,QAAQ,CAAC,CAAC,CAAC,OAAO,CAAC,KAAK,CAAC,GAAG,CAAC,CAAC,CAAC,CAAC,OAAO,CAAC;QACrE,IAAI,CAAC,GAAG,GAAG,OAAO,CAAC,IAAI,CAAC,GAAG,CAAC,CAAC;QAC7B,OAAO,CAAC,OAAO,CAAC,CAAC,CAAC,EAAE,OAAO,CAAC,KAAK,CAAC,CAAC,CAAC,CAAC,CAAC;IACxC,CAAC;IAED;;;;;OAKG;IACO,OAAO,CAAC,MAAS;QACzB,IAAI,CAAC,GAAG,CACN,QAAQ,EACR,GAAG,IAAI,CAAC,GAAG,2BAA2B,KAAK,CAAC,MAAM,CAAC,CAAC,CAAC,mBAAmB,CAAC,CAAC,CAAE,MAAiB,CAAC,CAAC,KAAK,EAAE,CACvG,CAAC;QACF,IAAI,CAAC,IAAI,CAAC,OAAO,CAAC,MAAM,CAAC,CAAC;IAC5B,CAAC;IAED;;;;;OAKG;IACO,MAAM,CAAC,MAA+B;QAC9C,IAAI,CAAC,CAAC,MAAM,YAAY,KAAK,CAAC,EAAE,CAAC;YAC/B,MAAM,GAAG,IAAI,KAAK,CAChB,OAAO,MAAM,KAAK,QAAQ,CAAC,CAAC,CAAC,aAAa,MAAM,EAAE,CAAC,CAAC,CAAC,MAAM,CAC5D,CAAC;QACJ,CAAC;QACD,IAAI,CAAC,GAAG,CACN,QAAQ,EACR,GAAG,IAAI,CAAC,GAAG,uBAAuB,KAAK,CAAC,MAAM,CAAC,OAAO,CAAC,CAAC,GAAG,EAAE,CAC9D,CAAC;QACF,IAAI,CAAC,IAAI,CAAC,MAAM,CAAC,MAAM,CAAC,CAAC;IAC3B,CAAC;CACF","sourcesContent":["import { Encoding } from \"../utils/constants\";\nimport { OutputWriter } from \"./OutputWriter\";\nimport { PromiseExecutor } from \"../utils/types\";\nimport { OutputType } from \"./types\";\nimport { style } from \"styled-string-builder\";\nimport { Logger, Logging } from \"@decaf-ts/logging\";\n\n/**\n * @description A standard output writer for handling command execution output.\n * @summary This class implements the OutputWriter interface and provides methods for\n * handling various types of output from command execution, including standard output,\n * error output, and exit codes. It also includes utility methods for parsing commands\n * and resolving or rejecting promises based on execution results.\n *\n * @template R - The type of the resolved value, defaulting to number.\n *\n * @param lock - A PromiseExecutor to control the asynchronous flow.\n * @param args - Additional arguments (unused in the current implementation).\n *\n * @class\n */\nexport class StandardOutputWriter<R = string> implements OutputWriter {\n  protected logger: Logger;\n\n  /**\n   * @description Initializes a new instance of StandardOutputWriter.\n   * @summary Constructs the StandardOutputWriter with a lock mechanism and optional arguments.\n   *\n   * @param cmd\n   * @param lock - A PromiseExecutor to control the asynchronous flow.\n   * @param args - Additional arguments (currently unused).\n   */\n  constructor(\n    protected cmd: string,\n    protected lock: PromiseExecutor<R>,\n    // eslint-disable-next-line @typescript-eslint/no-unused-vars\n    ...args: unknown[]\n  ) {\n    this.logger = Logging.for(this.cmd);\n  }\n\n  /**\n   * @description Logs output to the console.\n   * @summary Formats and logs the given data with a timestamp and type indicator.\n   *\n   * @param type - The type of output (stdout or stderr).\n   * @param data - The data to be logged.\n   */\n  protected log(type: OutputType, data: string | Buffer) {\n    data = Buffer.isBuffer(data) ? data.toString(Encoding) : data;\n    const log = type === \"stderr\" ? style(data).red.text : data;\n    this.logger.info(log);\n  }\n\n  /**\n   * @description Handles standard output data.\n   * @summary Logs the given chunk as standard output.\n   *\n   * @param chunk - The data chunk to be logged.\n   */\n  data(chunk: any) {\n    this.log(\"stdout\", String(chunk));\n  }\n\n  /**\n   * @description Handles error output data.\n   * @summary Logs the given chunk as error output.\n   *\n   * @param chunk - The error data chunk to be logged.\n   */\n  error(chunk: any) {\n    this.log(\"stderr\", String(chunk));\n  }\n\n  /**\n   * @description Handles error objects.\n   * @summary Logs the error message from the given Error object.\n   *\n   * @param err - The Error object to be logged.\n   */\n  errors(err: Error) {\n    this.log(\"stderr\", `Error executing command exited : ${err}`);\n  }\n\n  /**\n   * @description Handles the exit of a command.\n   * @summary Logs the exit code and resolves or rejects the promise based on the code.\n   *\n   * @param code - The exit code of the command.\n   * @param logs\n   */\n  exit(code: number | string, logs: string[]) {\n    this.log(\n      \"stdout\",\n      `command exited code : ${code === 0 ? style(code.toString()).green.text : style(code === null ? \"null\" : code.toString()).red.text}`\n    );\n    if (code === 0) {\n      this.resolve(logs.map((l) => l.trim()).join(\"\\n\") as R);\n    } else {\n      this.reject(new Error(logs.length ? logs.join(\"\\n\") : code.toString()));\n    }\n  }\n\n  /**\n   * @description Parses a command string or array into components.\n   * @summary Converts the command into a consistent format and stores it, then returns it split into command and arguments.\n   *\n   * @param command - The command as a string or array of strings.\n   * @return A tuple containing the command and its arguments as separate elements.\n   */\n  parseCommand(command: string | string[]): [string, string[]] {\n    command = typeof command === \"string\" ? command.split(\" \") : command;\n    this.cmd = command.join(\" \");\n    return [command[0], command.slice(1)];\n  }\n\n  /**\n   * @description Resolves the promise with a success message.\n   * @summary Logs a success message and resolves the promise with the given reason.\n   *\n   * @param reason - The reason for resolving the promise.\n   */\n  protected resolve(reason: R) {\n    this.log(\n      \"stdout\",\n      `${this.cmd} executed successfully: ${style(reason ? \"ran to completion\" : (reason as string)).green}`\n    );\n    this.lock.resolve(reason);\n  }\n\n  /**\n   * @description Rejects the promise with an error message.\n   * @summary Logs an error message and rejects the promise with the given reason.\n   *\n   * @param reason - The reason for rejecting the promise, either a number (exit code) or a string.\n   */\n  protected reject(reason: number | string | Error) {\n    if (!(reason instanceof Error)) {\n      reason = new Error(\n        typeof reason === \"number\" ? `Exit code ${reason}` : reason\n      );\n    }\n    this.log(\n      \"stderr\",\n      `${this.cmd} failed to execute: ${style(reason.message).red}`\n    );\n    this.lock.reject(reason);\n  }\n}\n"]}