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[include-fixer] give users an option to show N more headers in case there are too many candidates. 

Summary: give users an option to show N more headers in case there are too many candidates.

Reviewers: bkramer

Subscribers: cfe-commits

Differential Revision: http://reviews.llvm.org/D21181

llvm-svn: 272387
This commit is contained in:
Eric Liu 2016-06-10 12:09:33 +00:00
parent 8251ebfac6
commit f4a5710a80
1 changed files with 15 additions and 4 deletions
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19
clang-tools-extra/include-fixer/tool/clang-include-fixer.py
View File

@ -34,6 +34,11 @@ if vim.eval('exists("g:clang_include_fixer_maximum_suggested_headers")') == "1":
1,
vim.eval('g:clang_include_fixer_maximum_suggested_headers'))
increment_num=5
if vim.eval('exists("g:clang_include_fixer_increment_num")') == "1":
increment_num = max(
1,
vim.eval('g:clang_include_fixer_increment_num'))
def GetUserSelection(message, headers, maximum_suggested_headers):
eval_message = message + '\n'
@ -41,7 +46,9 @@ def GetUserSelection(message, headers, maximum_suggested_headers):
eval_message += "({0}). {1}\n".format(idx+1, header)
eval_message += "Enter (q) to quit;"
if maximum_suggested_headers < len(headers):
eval_message += " (a) to show all candidates.";
eval_message += " (m) to show {0} more candidates.".format(
min(increment_num, len(headers) - maximum_suggested_headers))
eval_message += "\nSelect (default 1): "
res = vim.eval("input('{0}')".format(eval_message))
if res == '':
@ -49,15 +56,19 @@ def GetUserSelection(message, headers, maximum_suggested_headers):
idx = 1
elif res == 'q':
raise Exception(' Insertion cancelled...')
elif res == 'a' and maximum_suggested_headers < len(headers):
return GetUserSelection(message, headers, len(headers))
elif res == 'm':
return GetUserSelection(message,
headers, maximum_suggested_headers + increment_num)
else:
try:
idx = int(res)
if idx <= 0 or idx > len(headers):
raise Exception()
except Exception:
raise Exception(' ERROR: Invalid option "{0}"...Abort!'.format(res))
# Show a new prompt on invalid option instead of aborting so that users
# don't need to wait for another include-fixer run.
print >> sys.stderr, "Invalid option:", res
return GetUserSelection(message, headers, maximum_suggested_headers)
return headers[idx-1]
def execute(command, text):