reValuate/node_modules/@react-native-community/cli-hermes/build/profileHermes/downloadProfile.js

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.downloadProfile = downloadProfile;

function _child_process() {
  const data = require("child_process");

  _child_process = function () {
    return data;
  };

  return data;
}

function _cliTools() {
  const data = require("@react-native-community/cli-tools");

  _cliTools = function () {
    return data;
  };

  return data;
}

function _fs() {
  const data = _interopRequireDefault(require("fs"));

  _fs = function () {
    return data;
  };

  return data;
}

function _path() {
  const data = _interopRequireDefault(require("path"));

  _path = function () {
    return data;
  };

  return data;
}

function _os() {
  const data = _interopRequireDefault(require("os"));

  _os = function () {
    return data;
  };

  return data;
}

function _hermesProfileTransformer() {
  const data = _interopRequireDefault(require("hermes-profile-transformer"));

  _hermesProfileTransformer = function () {
    return data;
  };

  return data;
}

var _sourcemapUtils = require("./sourcemapUtils");

function _cliPlatformAndroid() {
  const data = require("@react-native-community/cli-platform-android");

  _cliPlatformAndroid = function () {
    return data;
  };

  return data;
}

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

/**
 * Get the last modified hermes profile
 * @param packageName
 */
function getLatestFile(packageName) {
  try {
    const file = (0, _child_process().execSync)(`adb shell run-as ${packageName} ls cache/ -tp | grep -v /$ | egrep '\.cpuprofile' | head -1
        `);
    return file.toString().trim();
  } catch (e) {
    throw new Error(e);
  }
}

function execSyncWithLog(command) {
  _cliTools().logger.debug(`${command}`);

  return (0, _child_process().execSync)(command);
}
/**
 * Pull and convert a Hermes tracing profile to Chrome tracing profile
 * @param ctx
 * @param dstPath
 * @param fileName
 * @param sourceMapPath
 * @param raw
 * @param generateSourceMap
 */


async function downloadProfile(ctx, dstPath, filename, sourcemapPath, raw, shouldGenerateSourcemap, port) {
  try {
    const androidProject = (0, _cliPlatformAndroid().getAndroidProject)(ctx);
    const packageName = (0, _cliPlatformAndroid().getPackageName)(androidProject); // If file name is not specified, pull the latest file from device

    const file = filename || getLatestFile(packageName);

    if (!file) {
      throw new (_cliTools().CLIError)('There is no file in the cache/ directory. Did you record a profile from the developer menu?');
    }

    _cliTools().logger.info(`File to be pulled: ${file}`); // If destination path is not specified, pull to the current directory


    dstPath = dstPath || ctx.root;

    _cliTools().logger.debug('Internal commands run to pull the file:'); // Copy the file from device's data to sdcard, then pull the file to a temp directory


    execSyncWithLog(`adb shell run-as ${packageName} cp cache/${file} /sdcard`); // If --raw, pull the hermes profile to dstPath

    if (raw) {
      execSyncWithLog(`adb pull /sdcard/${file} ${dstPath}`);

      _cliTools().logger.success(`Successfully pulled the file to ${dstPath}/${file}`);
    } // Else: transform the profile to Chrome format and pull it to dstPath
    else {
        const osTmpDir = _os().default.tmpdir();

        const tempFilePath = _path().default.join(osTmpDir, file);

        execSyncWithLog(`adb pull /sdcard/${file} ${tempFilePath}`); // If path to source map is not given

        if (!sourcemapPath) {
          // Get or generate the source map
          if (shouldGenerateSourcemap) {
            sourcemapPath = await (0, _sourcemapUtils.generateSourcemap)(port);
          } else {
            sourcemapPath = await (0, _sourcemapUtils.findSourcemap)(ctx, port);
          } // Run without source map


          if (!sourcemapPath) {
            _cliTools().logger.warn('Cannot find source maps, running the transformer without it');

            _cliTools().logger.info('Instructions on how to get source maps: set `bundleInDebug: true` in your app/build.gradle file, inside the `project.ext.react` map.');
          }
        } // Run transformer tool to convert from Hermes to Chrome format


        const events = await (0, _hermesProfileTransformer().default)(tempFilePath, sourcemapPath, 'index.bundle');
        const transformedFilePath = `${dstPath}/${_path().default.basename(file, '.cpuprofile')}-converted.json`;

        _fs().default.writeFileSync(transformedFilePath, JSON.stringify(events, undefined, 4), 'utf-8');

        _cliTools().logger.success(`Successfully converted to Chrome tracing format and pulled the file to ${transformedFilePath}`);
      }
  } catch (e) {
    throw e;
  }
}

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