Adding generated token helper function.

lib/coffee-script/rewriter.js

@@ -118,8 +118,7 @@
       };
       action = function(token, i) {
         var tok;
-        tok = ['}', '}', token[2]];
-        tok.generated = true;
+        tok = this.generated(['}', '}', token[2]]);
         return this.tokens.splice(i, 0, tok);
       };
       return this.scanTokens(function(token, i, tokens) {
@@ -143,10 +142,8 @@
         }
         prevTag = this.tag(idx - 1);
         startsLine = !prevTag || (__indexOf.call(LINEBREAKS, prevTag) >= 0);
-        value = new String('{');
-        value.generated = true;
-        tok = ['{', value, token[2]];
-        tok.generated = true;
+        value = this.generated(new String('{'));
+        tok = this.generated(['{', value, token[2]]);
         tokens.splice(idx, 0, tok);
         this.detectEnd(i + 2, condition, action);
         return 2;
@@ -224,7 +221,8 @@
           starter = tag;
           _ref2 = this.indentation(token), indent = _ref2[0], outdent = _ref2[1];
           if (starter === 'THEN') indent.fromThen = true;
-          indent.generated = outdent.generated = true;
+          this.generated(indent);
+          this.generated(outdent);
           tokens.splice(i + 1, 0, indent);
           this.detectEnd(i + 2, condition, action);
           if (tag === 'THEN') tokens.splice(i, 1);
@@ -261,6 +259,11 @@
       return (_ref = this.tokens[i]) != null ? _ref[0] : void 0;
     };
 
+    Rewriter.prototype.generated = function(token) {
+      token.generated = true;
+      return token;
+    };
+
     return Rewriter;
 
   })();

src/rewriter.coffee

@@ -118,8 +118,7 @@ class exports.Rewriter
           one[0] not in ['IDENTIFIER', 'NUMBER', 'STRING', '@', 'TERMINATOR', 'OUTDENT'])
 
     action = (token, i) ->
-      tok = ['}', '}', token[2]]
-      tok.generated = yes
+      tok = @generated(['}', '}', token[2]])
       @tokens.splice i, 0, tok
 
     @scanTokens (token, i, tokens) ->
@@ -137,10 +136,8 @@ class exports.Rewriter
       idx -= 2 while @tag(idx - 2) is 'HERECOMMENT'
       prevTag = @tag(idx - 1)
       startsLine = not prevTag or (prevTag in LINEBREAKS)
-      value = new String('{')
-      value.generated = yes
-      tok = ['{', value, token[2]]
-      tok.generated = yes
+      value = @generated(new String('{'))
+      tok = @generated(['{', value, token[2]])
       tokens.splice idx, 0, tok
       @detectEnd i + 2, condition, action
       2
@@ -218,7 +215,8 @@ class exports.Rewriter
         starter = tag
         [indent, outdent] = @indentation token
         indent.fromThen   = true if starter is 'THEN'
-        indent.generated  = outdent.generated = true
+        @generated(indent)
+        @generated(outdent)
         tokens.splice i + 1, 0, indent
         @detectEnd i + 2, condition, action
         tokens.splice i, 1 if tag is 'THEN'
@@ -250,6 +248,11 @@ class exports.Rewriter
   # Look up a tag by token index.
   tag: (i) -> @tokens[i]?[0]
 
+  # Mark the given token or value generated.
+  generated : (token) ->
+    token.generated = true
+    token
+
 # Constants
 # ---------