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December 13, 2019 03:20
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Disable eslint rules in a breeze.
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| const fs = require('fs') | |
| const input = '' | |
| const _log = ({ type, value }) => { | |
| console.log(`[ eslater ${type} ]` + (value ? ` - ${value}` : '')) | |
| } | |
| const read = () => { | |
| return input | |
| } | |
| const getFileRulesMap = (input) => { | |
| return input.split('\n\n').reduce((fileRulesMap, group) => { | |
| const [file, ...rules] = group.split('\n') | |
| const rulesMap = rules.reduce((map, rule) => { | |
| map[rule.split(' ').pop()] = '' | |
| return map | |
| }, {}) | |
| fileRulesMap[file] = Object.keys(rulesMap) | |
| return fileRulesMap | |
| }, {}) | |
| } | |
| const getDisableComment = (rule) => `/* eslint-disable ${rule} */` | |
| const eslintDisable = (fileRulesMap) => { | |
| let writtenCount = 0 | |
| Object.entries(fileRulesMap).forEach(([filePath, rules]) => { | |
| let rawContent | |
| try { | |
| rawContent = fs.readFileSync(filePath) | |
| } catch (err) { | |
| _log({ type: 'failed to read', value: err }) | |
| } | |
| if (rawContent === undefined) { | |
| return | |
| } | |
| const newContent = `${rules.map(getDisableComment).join('\n')}\n${rawContent}` | |
| try { | |
| fs.writeFileSync(filePath, newContent) | |
| process.stdout.write('.') | |
| writtenCount++ | |
| } catch (err) { | |
| _log({ type: 'failed to write', value: err }) | |
| } | |
| }) | |
| if (writtenCount > 0) { | |
| console.log('') | |
| } | |
| return writtenCount | |
| } | |
| const eslater = () => { | |
| _log({ type: 'starts' }) | |
| _log({ type: 'reading' }) | |
| const input = read() | |
| _log({ type: 'parsing' }) | |
| const fileRulesMap = getFileRulesMap(input) | |
| _log({ type: 'writing' }) | |
| const writtenCount = eslintDisable(fileRulesMap) | |
| _log({ type: 'done', value: `${writtenCount} files written` }) | |
| } | |
| eslater() | |
| /** | |
| * example format of `input`: | |
| /Users/somebody/my-app/src/Layout.js | |
| 53:63 error ["DEFAULT"] is better written in dot notation dot-notation | |
| 193:5 error Identifier 'with_border' is not in camel case camelcase | |
| 194:5 error Identifier 'with_background' is not in camel case camelcase | |
| /Users/somebody/my-app/src/Selector.js | |
| 75:3 error propType "options" is not required, but has no corresponding defaultProps declaration react/require-default-props | |
| 83:3 error propType "defaultOption" is not required, but has no corresponding defaultProps declaration react/require-default-props | |
| /Users/somebody/my-app/src/About.js | |
| 67:58 error ["Oceania"] is better written in dot notation dot-notation | |
| 73:58 error ["Africa"] is better written in dot notation dot-notation | |
| * | |
| * comments that used to disable eslint rules will be prepended right after you "eslater" | |
| */ |
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