Add linting to CI

webroot/themes/custom/uswds_base_subtheme/gulpfile.js

@@ -4,6 +4,9 @@ const { src, dest, series, parallel, watch } = require("gulp");
 // eslint-disable-next-line import/no-unresolved
 const uswds = require('@uswds/compile');
 
+const sassLint = require('gulp-sass-lint');
+const esLint = require('gulp-eslint');
+
 /**
  * USWDS version
  */
@@ -22,6 +25,22 @@ uswds.paths.dist.img = './assets/img';
 uswds.paths.dist.js = './assets/js';
 uswds.paths.dist.scss = './components';
 
+function scssLintCi() {
+  return src(uswds.paths.dist.scss)
+      .pipe(sassLint())
+      .pipe(sassLint.format())
+      .pipe(sassLint.failOnError())
+}
+
+
+function jsLintCi() {
+  return src(uswds.paths.dist.js)
+      .pipe(esLint())
+      .pipe(esLint.format())
+      .pipe(esLint.failAfterError());
+}
+
+
 /**
  * Exports
  * Add as many as you need
@@ -31,3 +50,5 @@ exports.init = uswds.init;
 exports.compile = series(uswds.copyAssets, uswds.compile);
 exports.watch = uswds.watch;
 exports.default = exports.compile;
+
+exports.lintCi = series(scssLintCi, jsLintCi);