[PATCH] D22351: [include-fixer] Move cursor to #include line in vim after inserting a missing header.

[Haojian Wu via cfe-commits]

hokein updated this revision to Diff 64110.
hokein added a comment.

Avoid a hacky way to get #include line number.


https://reviews.llvm.org/D22351

Files:
  include-fixer/tool/clang-include-fixer.py

Index: include-fixer/tool/clang-include-fixer.py
===================================================================
--- include-fixer/tool/clang-include-fixer.py
+++ include-fixer/tool/clang-include-fixer.py
@@ -40,6 +40,10 @@
       1,
       vim.eval('g:clang_include_fixer_increment_num'))
 
+jump_to_include = False
+if vim.eval('exists("g:clang_include_fixer_jump_to_include")') == "1":
+  jump_to_include = vim.eval('g:clang_include_fixer_jump_to_include') != "0"
+
 
 def GetUserSelection(message, headers, maximum_suggested_headers):
   eval_message = message + '\n'
@@ -84,12 +88,21 @@
   command = [binary, "-stdin", "-insert-header=" + json.dumps(header),
              vim.current.buffer.name]
   stdout, stderr = execute(command, text)
+  if stderr:
+    raise Exception(stderr)
   if stdout:
     lines = stdout.splitlines()
     sequence = difflib.SequenceMatcher(None, vim.current.buffer, lines)
+    line_num = None
     for op in reversed(sequence.get_opcodes()):
-      if op[0] is not 'equal':
+      if op[0] != 'equal':
         vim.current.buffer[op[1]:op[2]] = lines[op[3]:op[4]]
+      if op[0] == 'insert':
+        # line_num in vim is 1-based.
+        line_num = op[1] + 1
+
+    if jump_to_include and line_num:
+      vim.current.window.cursor = (line_num, 0)
 
 
 def main():
@@ -128,22 +141,22 @@
       unique_headers.append(header)
 
   if not symbol:
-    print "The file is fine, no need to add a header.\n"
+    print "The file is fine, no need to add a header."
     return
 
   if not unique_headers:
-    print "Couldn't find a header for {0}.\n".format(symbol)
-    return
-
-  # If there is only one suggested header, insert it directly.
-  if len(unique_headers) == 1 or maximum_suggested_headers == 1:
-    InsertHeaderToVimBuffer({"SymbolIdentifier": symbol,
-                             "Range": include_fixer_context["Range"],
-                             "HeaderInfos": header_infos}, text)
-    print "Added #include {0} for {1}.\n".format(unique_headers[0], symbol)
+    print "Couldn't find a header for {0}.".format(symbol)
     return
 
   try:
+    # If there is only one suggested header, insert it directly.
+    if len(unique_headers) == 1 or maximum_suggested_headers == 1:
+      InsertHeaderToVimBuffer({"SymbolIdentifier": symbol,
+                               "Range": include_fixer_context["Range"],
+                               "HeaderInfos": header_infos}, text)
+      print "Added #include {0} for {1}.".format(unique_headers[0], symbol)
+      return
+
     selected = GetUserSelection("choose a header file for {0}.".format(symbol),
                                 unique_headers, maximum_suggested_headers)
     selected_header_infos = [
@@ -153,7 +166,7 @@
     InsertHeaderToVimBuffer({"SymbolIdentifier": symbol,
                              "Range": include_fixer_context["Range"],
                              "HeaderInfos": selected_header_infos}, text)
-    print "Added #include {0} for {1}.\n".format(selected, symbol)
+    print "Added #include {0} for {1}.".format(selected, symbol)
   except Exception as error:
     print >> sys.stderr, error.message
   return


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