getting rid of excessive spaces after Class.name = "Class" assignment

Author: michaelficarra

lib/coffee-script/lexer.js

@@ -942,7 +942,8 @@ exports.Class = class Class extends Base
     @ensureConstructor name
     @body.spaced = yes
     @body.expressions.unshift @ctor unless @ctor instanceof Code
-    @body.expressions.unshift new Literal "#{name}.name = '#{name}'" if decl
+    if decl
+      @body.expressions.unshift new Assign (new Value (new Literal name), [new Access new Literal 'name']), (new Literal "'#{name}'")
     @body.expressions.push lname
     @addBoundFunctions o