mkdocs-material/tasks/assets/javascripts/lint.js

108 lines
3.6 KiB
JavaScript

/*
* Copyright (c) 2016 Martin Donath <martin.donath@squidfunk.com>
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*/
import path from "path"
import through from "through2"
import util from "gulp-util"
import { CLIEngine } from "eslint"
/* ----------------------------------------------------------------------------
* Locals
* ------------------------------------------------------------------------- */
const eslint = new CLIEngine
const format = eslint.getFormatter()
/* ----------------------------------------------------------------------------
* Task: lint SASS sources
* ------------------------------------------------------------------------- */
export default (gulp, config) => {
return () => {
return gulp.src(`${config.assets.src}/javascripts/**/*.js`)
/* Linting */
.pipe(
through.obj(function(file, enc, cb) {
if (file.isNull() || file.isStream())
return cb()
/* Lint file using .eslintrc */
file.eslint = eslint.executeOnText(
file.contents.toString())
/* Correct file path */
file.eslint.results[0].filePath =
path.relative(process.cwd(), file.path)
// eslint-disable-next-line no-invalid-this
this.push(file)
cb()
}))
/* Print errors */
.pipe(
through.obj(function(file, enc, cb) {
if (file.eslint.errorCount || file.eslint.warningCount) {
// eslint-disable-next-line no-console
console.log(format(file.eslint.results))
}
// eslint-disable-next-line no-invalid-this
this.push(file)
cb()
}))
/* Terminate on error */
.pipe(
(() => {
const errors = []
/* Gather errors */
return through.obj(function(file, enc, cb) {
const results = file.eslint
/* Consider warnings as errors */
if (results.errorCount || results.warningCount)
errors.push(file)
// eslint-disable-next-line no-invalid-this
this.push(file)
cb()
/* Format errors and terminate */
}, function(cb) {
if (errors.length > 0) {
const message = errors.map(file => {
return file.relative
}).join(", ")
// eslint-disable-next-line no-invalid-this
this.emit("error", new util.PluginError("eslint",
`Terminated with errors in files: ${message}`))
}
cb()
})
})())
}
}