Changesets ?? ??? Logger ???? ????? ?? ???? ????? ??? ?? ??? ?????. ?? ?? Changeset? ??? ????? ????? ?? ??? ???? ?????.

?? ??? ?? ?? ?? ??? ??

Github ??? ???? Changesets ??? ???? ????? SilenceLogs? ??????.

????? SilenceLogs? ???? ? ??? Logger? ???? ??? ?? ?????

??? Readme.

import { temporarilySilenceLogs } from "@changesets/test-utils";
import { log } from "@changesets/logger";
temporarilySilenceLogs();
// Now the logs in this test file are not actually logged to std out
log("I am not logged");
// Use console.log to log messages in tests if required
console.log("Yay, I am logged");

?? ??? ????? ? ? ??? ????? ?? ? ??, Changesets? ?? ??? ????? ?? ? ??? ??? ???? ?? ??? ??? ? ????.

????? SilenceLogs

?? ??? Changesets ?? ???? ???????.

? ??? ??? ??? ???? ?? createLogSilencer?? ??? ???? ??? ??????.

???? ?? ??? ?????:

const dispose = silencer.setup();
try {
 await testFn();
} finally {
 dispose();
}

logSilencer ??

?? ??? Changeset?? ???????

const createLogSilencer = () => {
  const originalLoggerError = logger.error;
  const originalLoggerInfo = logger.info;
  const originalLoggerLog = logger.log;
  const originalLoggerWarn = logger.warn;
  const originalLoggerSuccess = logger.success;

  const originalConsoleError = console.error;
  const originalConsoleInfo = console.info;
  const originalConsoleLog = console.log;
  const originalConsoleWarn = console.warn;

  const originalStdoutWrite = process.stdout.write;
  const originalStderrWrite = process.stderr.write;

  return {
    setup() {
      logger.error = jest.fn();
      logger.info = jest.fn();
      logger.log = jest.fn();
      logger.warn = jest.fn();
      logger.success = jest.fn();

      console.error = jest.fn();
      console.info = jest.fn();
      console.log = jest.fn();
      console.warn = jest.fn();

      process.stdout.write = jest.fn();
      process.stderr.write = jest.fn();

      return () => {
        logger.error = originalLoggerError;
        logger.info = originalLoggerInfo;
        logger.log = originalLoggerLog;
        logger.warn = originalLoggerWarn;
        logger.success = originalLoggerSuccess;

        console.error = originalConsoleError;
        console.info = originalConsoleInfo;
        console.log = originalConsoleLog;
        console.warn = originalConsoleWarn;

        process.stdout.write = originalStdoutWrite;
        process.stderr.write = originalStderrWrite;
      };
    },
  };
};

??? ?? ?? ???? ?? ????

1. ??

const originalLoggerError = logger.error;
const originalLoggerInfo = logger.info;
const originalLoggerLog = logger.log;
const originalLoggerWarn = logger.warn;
const originalLoggerSuccess = logger.success;
const originalConsoleError = console.error;
const originalConsoleInfo = console.info;
const originalConsoleLog = console.log;
const originalConsoleWarn = console.warn;
const originalStdoutWrite = process.stdout.write;
const originalStderrWrite = process.stderr.write;

2. ?? ??

??? ???? ?? setup? ????? SilenceLogs ??? ???? ?? createLogSilencer? ?? ?????

return {
    setup() {
      logger.error = jest.fn();
      logger.info = jest.fn();
      logger.log = jest.fn();
      logger.warn = jest.fn();
      logger.success = jest.fn();

      console.error = jest.fn();
      console.info = jest.fn();
      console.log = jest.fn();
      console.warn = jest.fn();

      process.stdout.write = jest.fn();
      process.stderr.write = jest.fn();

      return () => {
        logger.error = originalLoggerError;
        logger.info = originalLoggerInfo;
        logger.log = originalLoggerLog;
        logger.warn = originalLoggerWarn;
        logger.success = originalLoggerSuccess;

        console.error = originalConsoleError;
        console.info = originalConsoleInfo;
        console.log = originalConsoleLog;
        console.warn = originalConsoleWarn;

        process.stdout.write = originalStdoutWrite;
        process.stderr.write = originalStderrWrite;
      };
    },
  };

?? ????? ?? ?? ???? ????

2.1 ?? ? ?? API? jest.fn()?? ??????

logger.error = jest.fn();
logger.info = jest.fn();
logger.log = jest.fn();
logger.warn = jest.fn();
logger.success = jest.fn();
console.error = jest.fn();
console.info = jest.fn();
console.log = jest.fn();
console.warn = jest.fn();
process.stdout.write = jest.fn();
process.stderr.write = jest.fn();

??? ??? ??? ? jest.fn()? ???? ??? ??? ?? ?????? ?? ??? ????? ??? ??? ???? ?????.

2.2 setUp? ?? ??? ?????

?? ???? ?? ?? ??? ??? ????

?. const ??? = createLogSilencer();

?. const dispose = ???.setup();

??. ??? ????.

try {
 await testFn();
} finally {
 dispose();
}

dispose? createLogSilencer?? ???? ?? ??? ?? ?????. ? ??? ??? ??? ??? ? ?? ????? ?????.

?? ??:

Thinkthroo??? ??? ???? ????? ???? ???? ???? ?????. ??? ??? ?????? ??? ? ?? tailwind? ??? ??? ??? ?? ??? ??????. Next.js, React, Node ?? ???? ?????.

??? ????? ?? ????? ??? ?????.

????:

1. https://github.com/changesets/changesets/tree/main/packages/logger#silencing-messages-in-tests

2. https://github.com/search?q=repo:changesets/changesets temporarySilenceLogs &type=code

3. https://github.com/changesets/changesets/blob/baf56448606e005577dbe2fb1e78ff457dcaaefd/scripts/test-utils/src/index.ts#L16

? ??? ????? ??? ????? ???? ???? ??? ?? ?????. ??? ??? PHP ??? ????? ?? ?? ??? ?????!