Add option to disable ESLint

.travis.yml

@@ -3,8 +3,11 @@ node_js:
   - "9"
 sudo: false
 
+before_install:
+  - npm i -g npm
+
 install:
-  - npm install --silent
+  - npm ci --silent
 
 script:
   - node ./tools/licenses/fetchLicenses.js

README.md

@@ -61,6 +61,13 @@ $ npm run lint
 $ npm run lint.raw -- src/utils/matcher.js
 ```
 
+```sh
+# Disable lint
+$ NO_LINT=true npm run build.dev
+# or
+$ npm run build.dev -- --env.nolint
+```
+
 ## Build Docs
 ```sh
 # Build JSDoc files to ./docs

webpack.config.js

@@ -56,7 +56,7 @@ const t = function (messageName, substitutions) {
 
 const lintOnChange = function() {
 	// @TODO: Why it fails on Windows?
-	if (process.argv.includes('--env.nolint') ||
+	if ((process.argv.includes('--env.nolint') || process.env.NO_LINT) ||
 		process.platform === 'win32') {
 		return;
 	}
@@ -71,7 +71,7 @@ const lintOnChange = function() {
 };
 
 lintOnChange.prototype.apply = function(compiler) {
-	if (process.argv.includes('--env.prod') || process.argv.includes('--env.nolint')) {
+	if (process.argv.includes('--env.prod') || (process.argv.includes('--env.nolint') || process.env.NO_LINT)) {
 		return;
 	}
 	compiler.plugin('emit', function(compilation, callback) {