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-rwxr-xr-xclint.py33
1 files changed, 32 insertions, 1 deletions
diff --git a/clint.py b/clint.py
index 9f6a35b7f4..c19ba4b7ae 100755
--- a/clint.py
+++ b/clint.py
@@ -191,6 +191,7 @@ _ERROR_CATEGORIES = [
'readability/nul',
'readability/todo',
'readability/utf8',
+ 'readability/increment',
'runtime/arrays',
'runtime/int',
'runtime/invalid_increment',
@@ -2291,6 +2292,11 @@ def CheckSpacing(filename, clean_lines, linenum, nesting_state, error):
# there's too little whitespace, we get concerned. It's hard to tell,
# though, so we punt on this one for now. TODO.
+ match = Search(r'(?:[^ (*/![])+(?<!\+\+|--)\*', line)
+ if match:
+ error(filename, linenum, 'whitespace/operators', 2,
+ 'Missing space before asterisk in %s' % match.group(0))
+
# You should always have whitespace around binary operators.
#
# Check <= and >= first to avoid false positives with < and >, then
@@ -2299,6 +2305,13 @@ def CheckSpacing(filename, clean_lines, linenum, nesting_state, error):
if match:
error(filename, linenum, 'whitespace/operators', 3,
'Missing spaces around %s' % match.group(1))
+
+ # Boolean operators should be placed on the next line.
+ if Search(r'(?:&&|\|\|)$', line):
+ error(filename, linenum, 'whitespace/operators', 4,
+ 'Boolean operator should be placed on the same line as the start '
+ 'of its right operand')
+
# We allow no-spaces around << when used like this: 10<<20, but
# not otherwise (particularly, not when used as streams)
# Also ignore using ns::operator<<;
@@ -2552,7 +2565,7 @@ def CheckBraces(filename, clean_lines, linenum, error):
# If should always have a brace
for blockstart in ('if', 'while', 'for'):
- if Match(r'\s*{0}[^{{]*$'.format(blockstart), line):
+ if Match(r'\s*{0}(?!\w)[^{{]*$'.format(blockstart), line):
pos = line.find(blockstart)
pos = line.find('(', pos)
if pos > 0:
@@ -3194,6 +3207,23 @@ def CheckLanguage(filename, clean_lines, linenum, file_extension,
error(filename, linenum, 'readability/bool', 4,
'Use %s instead of %s.' % (token.lower(), token))
+ # Detect preincrement/predecrement
+ match = Match(r'^\s*(?:\+\+|--)', line)
+ if match:
+ error(filename, linenum, 'readability/increment', 5,
+ 'Do not use preincrement in statements, '
+ 'use postincrement instead')
+ # Detect preincrement/predecrement in for(;; preincrement)
+ match = Search(r';\s*(\+\+|--)', line)
+ if match:
+ end_pos, end_depth = FindEndOfExpressionInLine(line, match.start(1), 1,
+ '(', ')')
+ expr = line[match.start(1):end_pos]
+ if end_depth == 0 and ';' not in expr and ' = ' not in expr:
+ error(filename, linenum, 'readability/increment', 4,
+ 'Do not use preincrement in statements, including '
+ 'for(;; action)')
+
def ProcessLine(filename, file_extension, clean_lines, line,
include_state, function_state, nesting_state, error,
@@ -3484,6 +3514,7 @@ def main():
if __name__ == '__main__':
main()
+# vim: ts=4 sts=4 sw=4
# Ignore "too complex" warnings when using pymode.
# pylama:ignore=C901