Use system eslint instead of eslintrb

This makes sure `eslint` works as expected, e.g. the config used is
respected and full feature set is present.

One has to make sure `eslint` is properly installed, though.

4 files changed, 22 insertions, 6 deletions

diff --git a/spec/fixtures/eslintignore.git/.eslintrc b/spec/fixtures/eslintignore.git/.eslintrc
new file mode 100644
index 0000000..f94ba96
--- /dev/null
+++ b/spec/fixtures/eslintignore.git/.eslintrc
@@ -0,0 +1,7 @@
+{
+    "env": {
+        "browser": true,
+        "es6": true
+    },
+    "extends": "eslint:recommended"
+}
diff --git a/spec/fixtures/test.git/.eslintrc b/spec/fixtures/test.git/.eslintrc
new file mode 100644
index 0000000..f94ba96
--- /dev/null
+++ b/spec/fixtures/test.git/.eslintrc
@@ -0,0 +1,7 @@
+{
+    "env": {
+        "browser": true,
+        "es6": true
+    },
+    "extends": "eslint:recommended"
+}
diff --git a/spec/fixtures/test.git/hello.js b/spec/fixtures/test.git/hello.js
index 2d1b996..6ad633d 100644
--- a/spec/fixtures/test.git/hello.js
+++ b/spec/fixtures/test.git/hello.js
@@ -3,3 +3,5 @@ function HelloWorld(name)
     if (foo) foo++;
     alert(name);
 }
+
+function Empty() {}
diff --git a/spec/pronto/eslint_spec.rb b/spec/pronto/eslint_spec.rb
index 1117e15..27f57d1 100644
--- a/spec/pronto/eslint_spec.rb
+++ b/spec/pronto/eslint_spec.rb
@@ -17,22 +17,22 @@ module Pronto
         it { should == [] }
       end
 
-      context 'patches with a four and a five warnings' do
+      context 'patches with a one and a four warnings' do
         include_context 'test repo'
 
         let(:patches) { repo.diff('master') }
 
-        its(:count) { should == 9 }
-        its(:'first.msg') { should == "Expected { after 'if' condition." }
+        its(:count) { should == 5 }
+        its(:'first.msg') { should == "'foo' is not defined." }
       end
 
-      context 'repo with ignored and not ignored file, each with five warnings' do
+      context 'repo with ignored and not ignored file, each with three warnings' do
         include_context 'eslintignore repo'
 
         let(:patches) { repo.diff('master') }
 
-        its(:count) { should == 5 }
-        its(:'first.msg') { should == "Use the function form of 'use strict'." }
+        its(:count) { should == 3 }
+        its(:'first.msg') { should == "'HelloWorld' is defined but never used" }
       end
     end
   end