From 8db2440b371414156e0191e71edcebbfd5d86c71 Mon Sep 17 00:00:00 2001
From: Ben Mosher <me@benmosher.com>
Date: Fri, 3 Jun 2016 07:23:41 -0400
Subject: [PATCH] import/env: provides a fix for the no-unresolved bit of #275

---
 src/core/resolve.js              |  7 +++++++
 tests/src/rules/no-unresolved.js | 15 +++++++++++++++
 2 files changed, 22 insertions(+)

diff --git a/src/core/resolve.js b/src/core/resolve.js
index 1eab64eaf..f4095d525 100644
--- a/src/core/resolve.js
+++ b/src/core/resolve.js
@@ -54,6 +54,9 @@ function fileExistsWithCaseSync(filepath, cacheSettings) {
 }
 
 export function relative(modulePath, sourceFile, settings) {
+  // check if this is a bonus core module
+  const envCore = envCores.get(settings['import/env'])
+  if (envCore != null && envCore.has(modulePath)) return { path: null, found: true }
 
   const sourceDir = path.dirname(sourceFile)
       , cacheKey = sourceDir + hashObject(settings) + modulePath
@@ -202,3 +205,7 @@ function hashObject(object) {
   settingsShasum.update(JSON.stringify(object))
   return settingsShasum.digest('hex')
 }
+
+const envCores = new Map([
+  ['electron', new Set(['electron'])],
+])
diff --git a/tests/src/rules/no-unresolved.js b/tests/src/rules/no-unresolved.js
index d6e44ec94..fd59a1825 100644
--- a/tests/src/rules/no-unresolved.js
+++ b/tests/src/rules/no-unresolved.js
@@ -312,3 +312,18 @@ ruleTester.run('no-unresolved unknown resolver', rule, {
     }),
   ],
 })
+
+ruleTester.run('no-unresolved electron', rule, {
+  valid: [
+    test({
+      code: 'import "electron"',
+      settings: { 'import/env': 'electron' },
+    }),
+  ],
+  invalid:[
+    test({
+      code: 'import "electron"',
+      errors: [`Unable to resolve path to module 'electron'.`],
+    }),
+  ],
+})