fix(devtool): devtool validation too lenient (#94)

* fix: output.publicPath validation is too strict

closes #88

* fix: devtool validation is too lenient

closes #86

* Revert "fix: output.publicPath validation is too strict"

This reverts commit da793cb.

Author: nlarche

src/properties/devtool/index.js

@@ -15,7 +15,7 @@ const options = [
 const DEVTOOL_REGEX = new RegExp(
   '^' +               // start of string
   '(#@|@|#)?' +       // maybe one of the pragmas
-  `(${options.join('|')})` // one of the options
+  `(${options.join('$|')})` // one of the options
 )
 
 export default Joi

src/properties/devtool/index.test.js

@@ -6,11 +6,21 @@ const validModuleConfigs = [
   'eval',
   '#@eval',
   '#cheap-module-eval-source-map',
+  'hidden-source-map',
+  'inline-source-map',
+  'eval-source-map',
+  'cheap-source-map',
 ]
 
 const invalidModuleConfigs = [
   // #0
   { input: 'foo', error: { } },
+  // #1
+  { input: 'eval-source-map-foo', error: { } },
+  // #2
+  { input: 'foo-cheap-source-map', error: { } },
+  // #3
+  { input: '#@eval-foo', error: { } },
 ]
 
 describe('devtool', () => {