unary-new: built parser and `new =>` now works

lib/grammar.js

@@ -37,7 +37,7 @@
         return new LiteralNode($1);
       })
     ],
-    Expression: [o("Value"), o("Code"), o("Operation"), o("Assign"), o("If"), o("Try"), o("While"), o("For"), o("Switch"), o("Extends"), o("Class"), o("Existence"), o("Comment")],
+    Expression: [o("Value"), o("Invocation"), o("Code"), o("Operation"), o("Assign"), o("If"), o("Try"), o("While"), o("For"), o("Switch"), o("Extends"), o("Class"), o("Existence"), o("Comment")],
     Block: [
       o("INDENT Body OUTDENT", function() {
         return $2;

lib/nodes.js

@@ -1125,7 +1125,7 @@
       code = this.body.expressions.length ? ("\n" + (this.body.compileWithDeclarations(o)) + "\n") : '';
       func = ("function(" + (params.join(', ')) + ") {" + (code) + (code && this.tab) + "}");
       if (this.bound) {
-        return ("" + (utility('bind')) + "(" + (func) + ", " + (this.context) + ")");
+        return ("(" + (utility('bind')) + "(" + (func) + ", " + (this.context) + "))");
       }
       return top ? ("(" + (func) + ")") : func;
     };

src/grammar.coffee

@@ -88,6 +88,7 @@ grammar =
   # them somewhat circular.
   Expression: [
     o "Value"
+    o "Invocation"
     o "Code"
     o "Operation"
     o "Assign"

src/nodes.coffee

@@ -947,7 +947,7 @@ exports.CodeNode = class CodeNode extends BaseNode
     (o.scope.parameter(param)) for param in params
     code = if @body.expressions.length then "\n#{ @body.compileWithDeclarations(o) }\n" else ''
     func = "function(#{ params.join(', ') }) {#{code}#{ code and @tab }}"
-    return "#{utility('bind')}(#{func}, #{@context})" if @bound
+    return "(#{utility 'bind'}(#{func}, #{@context}))" if @bound
     if top then "(#{func})" else func
 
   topSensitive: ->

test/test_functions.coffee

@@ -257,4 +257,6 @@ new get() args...
 ok new Date().constructor is Date
 
 #717: `new` works against bare function
-new -> ok @
+me = this
+new -> ok this isnt me
+new => ok this is   me