67 lines
2.0 KiB
JavaScript
Executable File
67 lines
2.0 KiB
JavaScript
Executable File
#!/usr/bin/env node
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const formatFiles = files => {
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run('./node_modules/.bin/prettier', ['--write'].concat(files))
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}
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const testFiles = files => {
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run('./node_modules/.bin/eslint', ['--ignore-pattern', '!*'].concat(files))
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run(
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'./node_modules/.bin/jest',
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['--testRegex=^(?!.*.integ.spec.js$).*.spec.js$', '--findRelatedTests', '--passWithNoTests'].concat(files)
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)
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}
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// -----------------------------------------------------------------------------
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const { execFileSync, spawnSync } = require('child_process')
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const { readFileSync, writeFileSync } = require('fs')
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const run = (command, args) => {
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const { status } = spawnSync(command, args, { stdio: 'inherit' })
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if (status !== 0) {
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process.exit(status)
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}
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}
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const gitDiff = (what, args = []) =>
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execFileSync('git', ['diff-' + what, '--diff-filter=AM', '--ignore-submodules', '--name-only'].concat(args), {
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encoding: 'utf8',
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})
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.split('\n')
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.filter(_ => _ !== '')
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const gitDiffFiles = (files = []) => gitDiff('files', files)
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const gitDiffIndex = () => gitDiff('index', ['--cached', 'HEAD'])
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// -----------------------------------------------------------------------------
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const files = gitDiffIndex().filter(_ => _.endsWith('.js'))
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if (files.length === 0) {
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return
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}
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// save the list of files with unstaged changes
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let unstaged = gitDiffFiles(files)
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// format all files
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formatFiles(files)
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if (unstaged.length !== 0) {
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// refresh the list of files with unstaged changes, maybe the
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// changes have been reverted by the formatting
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run('git', ['update-index', '-q', '--refresh'])
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unstaged = gitDiffFiles(unstaged)
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if (unstaged.length !== 0) {
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const contents = unstaged.map(name => readFileSync(name))
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process.on('exit', () => unstaged.map((name, i) => writeFileSync(name, contents[i])))
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run('git', ['checkout'].concat(unstaged))
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formatFiles(unstaged)
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}
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}
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// add formatting changes so that even if the test fails, there won't be
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// stylistic diffs between files and index
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run('git', ['add'].concat(files))
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testFiles(files)
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