error message for implicit call [Fixes #4283]

jashkenas · Jun 25, 2017 · 8234ce2 · 8234ce2
1 parent 48c7deb
commit 8234ce2
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Showing 3 changed files with 11 additions and 2 deletions.
diff --git a/lib/coffee-script/rewriter.js b/lib/coffee-script/rewriter.js
diff --git a/src/rewriter.coffee b/src/rewriter.coffee
@@ -162,7 +162,7 @@ exports.Rewriter = class Rewriter
       startImplicitCall = (j) ->
         idx = j ? i
         stack.push ['(', idx, ours: yes]
-        tokens.splice idx, 0, generate 'CALL_START', '('
+        tokens.splice idx, 0, generate 'CALL_START', '(', ['', 'implicit function call', token[2]]
         i += 1 if not j?
 
       endImplicitCall = ->

diff --git a/test/error_messages.coffee b/test/error_messages.coffee
@@ -1319,3 +1319,12 @@ test "#4248: Unicode code point escapes", ->
     '\\u{a}\\u{1111110000}'
       \    ^\^^^^^^^^^^^^^
   '''
+
+test "#4283: error message for implicit call", ->
+  assertErrorFormat '''
+    console.log {search, users, contacts users_to_display}
+  ''', '''
+    [stdin]:1:29: error: unexpected implicit function call
+    console.log {search, users, contacts users_to_display}
+                                ^^^^^^^^
+  '''