Remove predicate matcher fixes as Opal supports $1..$9 now.

adambeynon · adambeynon · commit cccdcc1ca48c · 2014-11-06T10:01:02.000Z
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -1,5 +1,7 @@
 ## edge
 
+*   Remove predicate matcher fixes as Opal supports $1..$9 special gvars.
+
 *   Update Opal dependency for ~> 0.6.0.
 
 *   Remove double-escaping in inline x-strings (from Opal bug fix).
diff --git a/opal/opal/rspec/fixes.rb b/opal/opal/rspec/fixes.rb
@@ -42,14 +42,6 @@ def underscore(camel_cased_word)
   end
 end
 
-# Opal does not yet support $1..$9 backrefs
-class RSpec::Matchers::BuiltIn::BePredicate
-  def prefix_and_expected(symbol)
-    symbol.to_s =~ /^(be_(an?_)?)(.*)/
-    return $~[1], $~[3]
-  end
-end
-
 module RSpec::ExampleGroups
   # opal cannot use mutable strings AND opal doesnt support `\A` or `\z` anchors
   def self.base_name_for(group)
diff --git a/spec/matchers_spec.rb b/spec/matchers_spec.rb
@@ -179,3 +179,23 @@
     }.to raise_error(Exception)
   end
 end
+
+class PredicateTest
+  def foo?
+    true
+  end
+
+  def bar?
+    false
+  end
+end
+
+describe "predicate matchers" do
+  it "works with positive expectations" do
+    expect(PredicateTest.new).to be_foo
+  end
+
+  it "work with negative expectations" do
+    expect(PredicateTest.new).to_not be_bar
+  end
+end
