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Upgrade to ESLint 8 and require Node.js 12
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,62 +1,66 @@ | ||
| 'use strict'; | ||
| const chalk = require('chalk'); | ||
| const eslint = require('eslint'); | ||
| const { ESLint } = require('eslint'); | ||
|
|
||
| module.exports = grunt => { | ||
| grunt.registerMultiTask('eslint', 'Validate files with ESLint', function () { | ||
| const options = this.options({ | ||
| outputFile: false, | ||
| quiet: false, | ||
| maxWarnings: -1, | ||
| failOnError: true, | ||
| }); | ||
|
|
||
| if (this.filesSrc.length === 0) { | ||
| grunt.log.writeln(chalk.magenta('Could not find any files to validate')); | ||
| return true; | ||
| } | ||
| grunt.registerMultiTask('eslint', 'Validate files with ESLint', async function () { | ||
| const done = this.async(); | ||
|
|
||
| const formatter = eslint.CLIEngine.getFormatter(options.format); | ||
| try { | ||
| const { overrideConfigFile, rulePaths, ...options } = this.options({ | ||
| outputFile: false, | ||
| quiet: false, | ||
| maxWarnings: -1, | ||
| failOnError: true | ||
| }); | ||
|
|
||
| if (!formatter) { | ||
| grunt.warn(`Could not find formatter ${options.format}`); | ||
| return false; | ||
| } | ||
| if (this.filesSrc.length === 0) { | ||
| grunt.log.writeln(chalk.magenta('Could not find any files to validate')); | ||
| return true; | ||
| } | ||
|
|
||
| const engine = new eslint.CLIEngine(options); | ||
| const engine = new ESLint({ overrideConfigFile, rulePaths }); | ||
|
|
||
| let report; | ||
| try { | ||
| report = engine.executeOnFiles(this.filesSrc); | ||
| } catch (error) { | ||
| grunt.warn(error); | ||
| return false; | ||
| } | ||
| const formatter = await engine.loadFormatter(options.format); | ||
|
|
||
| if (options.fix) { | ||
| eslint.CLIEngine.outputFixes(report); | ||
| } | ||
| if (!formatter) { | ||
| grunt.warn(`Could not find formatter ${options.format}`); | ||
| return false; | ||
| } | ||
|
|
||
| let results = report.results; | ||
| let results = await engine.lintFiles(this.filesSrc); | ||
|
|
||
| if (options.quiet) { | ||
| results = eslint.CLIEngine.getErrorResults(results); | ||
| } | ||
| if (options.fix) { | ||
| await ESLint.outputFixes(results); | ||
| } | ||
|
|
||
| const output = formatter(results); | ||
| if (options.quiet) { | ||
| results = ESLint.getErrorResults(results); | ||
| } | ||
|
|
||
| if (options.outputFile) { | ||
| grunt.file.write(options.outputFile, output); | ||
| } else if (output) { | ||
| console.log(output); | ||
| } | ||
| const output = formatter.format(results); | ||
|
|
||
| const tooManyWarnings = options.maxWarnings >= 0 && report.warningCount > options.maxWarnings; | ||
| if (options.outputFile) { | ||
| grunt.file.write(options.outputFile, output); | ||
| } else if (output) { | ||
| console.log(output); | ||
| } | ||
|
|
||
| if (report.errorCount === 0 && tooManyWarnings) { | ||
| grunt.warn(`ESLint found too many warnings (maximum: ${options.maxWarnings})`); | ||
| } | ||
| const { warningCount, errorCount } = results.reduce((count, { warningCount, errorCount }) => { | ||
| count.warningCount += warningCount; | ||
| count.errorCount += errorCount; | ||
| return count; | ||
| }, { warningCount: 0, errorCount: 0 }); | ||
|
|
||
| return options.failOnError ? report.errorCount === 0 : 0; | ||
| const tooManyWarnings = options.maxWarnings >= 0 && warningCount > options.maxWarnings; | ||
|
|
||
| if (errorCount === 0 && tooManyWarnings) { | ||
| grunt.warn(`ESLint found too many warnings (maximum: ${options.maxWarnings})`); | ||
| } | ||
|
|
||
| done(options.failOnError ? errorCount === 0 : 0); | ||
| } catch (err) { | ||
| done(err); | ||
| } | ||
| }); | ||
| }; | ||
| }; |