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/src/lib/regular_expression/internal/regular_expression_items/regular_expression_item_begin_of_line.e

http://github.com/tybor/Liberty
Specman e | 42 lines | 13 code | 3 blank | 26 comment | 1 complexity | b9268930dd286fec46938e62e8180306 MD5 | raw file
 1-- This file is part of a Liberty Eiffel library.
 2-- See the full copyright at the end.
 3--
 4class REGULAR_EXPRESSION_ITEM_BEGIN_OF_LINE
 5   --
 6   -- test the begin of a line
 7   --
 8
 9inherit
10   REGULAR_EXPRESSION_ITEM
11
12feature {ANY}
13   explore (matcher: BACKTRACKING_REGULAR_EXPRESSION)
14      do
15         if matcher.is_begin_of_line then
16            matcher.continue
17         else
18            matcher.backtrack
19         end
20      end
21
22end -- class REGULAR_EXPRESSION_ITEM_BEGIN_OF_LINE
23--
24-- Copyright (C) 2009-2017: by all the people cited in the AUTHORS file.
25--
26-- Permission is hereby granted, free of charge, to any person obtaining a copy
27-- of this software and associated documentation files (the "Software"), to deal
28-- in the Software without restriction, including without limitation the rights
29-- to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
30-- copies of the Software, and to permit persons to whom the Software is
31-- furnished to do so, subject to the following conditions:
32--
33-- The above copyright notice and this permission notice shall be included in
34-- all copies or substantial portions of the Software.
35--
36-- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
37-- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
38-- FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
39-- AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
40-- LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
41-- OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
42-- THE SOFTWARE.