Created
November 26, 2019 07:11
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save exact dependencies in package.json based on your yarn.lock
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| const PATH_TO_PACKAGE_JSON = './package.json' | |
| const PATH_TO_YARN_LOCK = './yarn.lock' | |
| const fs = require('fs') | |
| const _log = ({ type, value }) => { | |
| console.log(`[ inYarnWeLock ${type} ]` + (value ? ` - ${value}` : '')) | |
| } | |
| const _getSchemedDep = ({ name, version }) => `${name}@${version}` | |
| const _getDepsFromPackage = ({ dependencies, devDependencies }) => { | |
| const allDeps = { ...dependencies, ...devDependencies } | |
| return Object.entries(allDeps).map(([name, version]) => ({ | |
| name, | |
| version | |
| })) | |
| } | |
| const _readFile = (filePath) => { | |
| try { | |
| return fs.readFileSync(filePath) | |
| } catch (err) { | |
| _log({ type: 'failed to read', value: `[ ${filePath} ] - ${err}` }) | |
| } | |
| } | |
| const _getLockedDepsFromLockFile = (deps) => { | |
| const lockFile = _readFile(PATH_TO_YARN_LOCK) | |
| return deps.map(({ name, version }) => { | |
| const schemedDep = _getSchemedDep({ name, version }) | |
| const lockIndex = lockFile.indexOf(schemedDep) | |
| const [, exactVersion] = lockFile | |
| .slice(lockIndex) | |
| .toString() | |
| .match(/version "(.*)"/) | |
| return { | |
| name, | |
| exactVersion | |
| } | |
| }) | |
| } | |
| const _writePackageDependencies = (deps) => { | |
| let pkg = _readFile(PATH_TO_PACKAGE_JSON).toString() | |
| deps.forEach(({ name, exactVersion }) => { | |
| pkg = pkg.replace(new RegExp(`"${name}": ".*"`), `"${name}": "${exactVersion}"`) | |
| }) | |
| try { | |
| fs.writeFileSync(PATH_TO_PACKAGE_JSON, pkg) | |
| } catch (err) { | |
| _log({ type: 'failed to write', value: err }) | |
| } | |
| } | |
| const inYarnWeLock = () => { | |
| _log({ type: 'starts' }) | |
| _log({ type: `get dependencies from ${PATH_TO_PACKAGE_JSON}` }) | |
| const pkg = require(PATH_TO_PACKAGE_JSON) | |
| const deps = _getDepsFromPackage(pkg) | |
| _log({ type: `get exact dependencies from ${PATH_TO_YARN_LOCK}` }) | |
| const lockedDeps = _getLockedDepsFromLockFile(deps) | |
| _log({ type: `write exact dependencies to ${PATH_TO_PACKAGE_JSON}` }) | |
| _writePackageDependencies(lockedDeps) | |
| _log({ type: 'done' }) | |
| } | |
| inYarnWeLock() |
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