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ADD script & parallelization for running chromatic on examples
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,124 @@ | ||
| #!/usr/bin/env node | ||
|
|
||
| const { spawn } = require('child_process'); | ||
| const { promisify } = require('util'); | ||
| const { | ||
| readdir: readdirRaw, | ||
| readFile: readFileRaw, | ||
| writeFile: writeFileRaw, | ||
| statSync, | ||
| readFileSync, | ||
| } = require('fs'); | ||
| const { join } = require('path'); | ||
|
|
||
| const readdir = promisify(readdirRaw); | ||
| const writeFile = promisify(writeFileRaw); | ||
|
|
||
| const p = l => join(__dirname, '..', ...l); | ||
| const logger = console; | ||
|
|
||
| const exec = async (command, args = [], options = {}) => | ||
| new Promise((resolve, reject) => { | ||
| const child = spawn(command, args, { ...options, stdio: 'inherit', shell: true }); | ||
|
|
||
| child | ||
| .on('close', code => { | ||
| if (code) { | ||
| reject(); | ||
| } else { | ||
| resolve(); | ||
| } | ||
| }) | ||
| .on('error', e => { | ||
| logger.error(e); | ||
| reject(); | ||
| }); | ||
| }); | ||
|
|
||
| const getDeployables = files => { | ||
| return files.filter(f => { | ||
| const packageJsonLocation = p(['examples', f, 'package.json']); | ||
| let stats = null; | ||
| try { | ||
| stats = statSync(packageJsonLocation); | ||
| } catch (e) { | ||
| // the folder had no package.json, we'll ignore | ||
| } | ||
| return stats && stats.isFile() && hasChromaticAppCode(packageJsonLocation); | ||
| }); | ||
| }; | ||
|
|
||
| const hasChromaticAppCode = l => { | ||
| const text = readFileSync(l, 'utf8'); | ||
| const json = JSON.parse(text); | ||
|
|
||
| return !!json.scripts.storybook; | ||
| }; | ||
|
|
||
| const handleExamples = async deployables => { | ||
| await deployables.reduce(async (acc, d) => { | ||
| await acc; | ||
|
|
||
| const out = p(['built-storybooks', d]); | ||
| const cwd = p([]); | ||
| const { | ||
| storybook: { | ||
| chromatic: { appCode }, | ||
| }, | ||
| } = JSON.parse(readFileSync(p(['examples', d, 'package.json']))); | ||
|
|
||
| if (appCode) { | ||
| await exec( | ||
| `yarn`, | ||
| [ | ||
| 'chromatic', | ||
| `--storybook-build-dir="${out}"`, | ||
| '--exit-zero-on-changes', | ||
| `--app-code="${appCode}"`, | ||
| ], | ||
| { cwd } | ||
| ); | ||
|
|
||
| logger.log('-------'); | ||
| logger.log(`✅ ${d} ran`); | ||
| logger.log('-------'); | ||
| } else { | ||
| logger.log('-------'); | ||
| logger.log(`❌ ${d} skipped`); | ||
| logger.log('-------'); | ||
| } | ||
| }, Promise.resolve()); | ||
| }; | ||
|
|
||
| const run = async () => { | ||
| const examples = await readdir(p(['examples'])); | ||
|
|
||
| const { length } = examples; | ||
| const [a, b] = [process.env.CIRCLE_NODE_INDEX || 0, process.env.CIRCLE_NODE_TOTAL || 1]; | ||
| const step = Math.ceil(length / b); | ||
| const offset = step * a; | ||
|
|
||
| const list = examples.slice().splice(offset, step); | ||
| const deployables = getDeployables(list); | ||
|
|
||
| if (deployables.length) { | ||
| logger.log(`will build: ${deployables.join(', ')}`); | ||
| await handleExamples(deployables); | ||
| } | ||
|
|
||
| if ( | ||
| deployables.length && | ||
| (process.env.CIRCLE_NODE_INDEX === undefined || | ||
| process.env.CIRCLE_NODE_INDEX === '0' || | ||
| process.env.CIRCLE_NODE_INDEX === 0) | ||
| ) { | ||
| logger.log('-------'); | ||
| logger.log('✅ done'); | ||
| logger.log('-------'); | ||
| } | ||
| }; | ||
|
|
||
| run().catch(e => { | ||
| logger.error(e); | ||
| process.exit(1); | ||
| }); |