/src/lib/cli/internal/clarg_string.e

 1-- This file is part of a Liberty Eiffel library.
 2-- See the full copyright at the end.
 3--
 4class CLARG_STRING
 5
 6inherit
 7   CLARG_WITH_ARG[FIXED_STRING]
 8
 9create {COMMAND_LINE_ARGUMENT_FACTORY}
10   optional, positional
11
12feature {ANY}
13   item: FIXED_STRING
14
15   is_set: BOOLEAN
16      do
17         Result := item /= Void
18      end
19
20feature {CLARG_PARSER}
21   is_valid_data (arg: STRING): BOOLEAN
22      do
23         Result := True
24      end
25
26feature {}
27   set_data (context: COMMAND_LINE_CONTEXT; arg: STRING)
28      do
29         item := arg.intern
30      end
31
32   unset
33      do
34         item := Void
35      end
36
37end -- CLARG_STRING
38--
39-- Copyright (C) 2009-2017: by all the people cited in the AUTHORS file.
40--
41-- Permission is hereby granted, free of charge, to any person obtaining a copy
42-- of this software and associated documentation files (the "Software"), to deal
43-- in the Software without restriction, including without limitation the rights
44-- to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
45-- copies of the Software, and to permit persons to whom the Software is
46-- furnished to do so, subject to the following conditions:
47--
48-- The above copyright notice and this permission notice shall be included in
49-- all copies or substantial portions of the Software.
50--
51-- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
52-- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
53-- FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
54-- AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
55-- LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
56-- OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
57-- THE SOFTWARE.