If input points to ) or } or ] or >, finds the position that opens it. If lines[linenum][pos] points to a ')' or '}' or ']' or '>', finds the linenum/pos that correspond to the opening of the expression. Args: clean_lines: A CleansedLines instance containing the file. linen
(clean_lines, linenum, pos)
| 2395 | |
| 2396 | |
| 2397 | def ReverseCloseExpression(clean_lines, linenum, pos): |
| 2398 | """If input points to ) or } or ] or >, finds the position that opens it. |
| 2399 | |
| 2400 | If lines[linenum][pos] points to a ')' or '}' or ']' or '>', finds the |
| 2401 | linenum/pos that correspond to the opening of the expression. |
| 2402 | |
| 2403 | Args: |
| 2404 | clean_lines: A CleansedLines instance containing the file. |
| 2405 | linenum: The number of the line to check. |
| 2406 | pos: A position on the line. |
| 2407 | |
| 2408 | Returns: |
| 2409 | A tuple (line, linenum, pos) pointer *at* the opening brace, or |
| 2410 | (line, 0, -1) if we never find the matching opening brace. Note |
| 2411 | we ignore strings and comments when matching; and the line we |
| 2412 | return is the 'cleansed' line at linenum. |
| 2413 | """ |
| 2414 | line = clean_lines.elided[linenum] |
| 2415 | if line[pos] not in ")}]>": |
| 2416 | return (line, 0, -1) |
| 2417 | |
| 2418 | # Check last line |
| 2419 | (start_pos, stack) = FindStartOfExpressionInLine(line, pos, []) |
| 2420 | if start_pos > -1: |
| 2421 | return (line, linenum, start_pos) |
| 2422 | |
| 2423 | # Continue scanning backward |
| 2424 | while stack and linenum > 0: |
| 2425 | linenum -= 1 |
| 2426 | line = clean_lines.elided[linenum] |
| 2427 | (start_pos, stack) = FindStartOfExpressionInLine(line, len(line) - 1, stack) |
| 2428 | if start_pos > -1: |
| 2429 | return (line, linenum, start_pos) |
| 2430 | |
| 2431 | # Did not find start of expression before beginning of file, give up |
| 2432 | return (line, 0, -1) |
| 2433 | |
| 2434 | |
| 2435 | def CheckForCopyright(filename, lines, error): |
no test coverage detected