Fixes #1066 -- interpolated strings are not implicit funcs

src/lexer.coffee

@@ -589,7 +589,10 @@ exports.Lexer = class Lexer
         @tokens.push token
       else
         @error "Unexpected #{tag}"
-    @token ')', ')', offsetInChunk + lexedLength, 0 if interpolated
+    if interpolated
+      rparen = @makeToken ')', ')', offsetInChunk + lexedLength, 0
+      rparen.stringEnd = true
+      @tokens.push rparen
     tokens
 
   # Pairs up a closing token, ensuring that all listed pairs of tokens are

src/rewriter.coffee

@@ -213,7 +213,7 @@ class exports.Rewriter
 
       # Recognize standard implicit calls like
       # f a, f() b, f? c, h[0] d etc.
-      if (tag in IMPLICIT_FUNC and token.spaced or
+      if (tag in IMPLICIT_FUNC and token.spaced and not token.stringEnd or
           tag is '?' and i > 0 and not tokens[i - 1].spaced) and
          (nextTag in IMPLICIT_CALL or
           nextTag in IMPLICIT_UNSPACED_CALL and