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authorJörg Frings-Fürst <jff@merkur>2014-05-18 16:08:14 +0200
committerJörg Frings-Fürst <jff@merkur>2014-05-18 16:08:14 +0200
commita15cf65c44d5c224169c32ef5495b68c758134b7 (patch)
tree3419f58fc8e1b315ba8171910ee044c5d467c162 /libcult/cult/cli/options-parser.txx
Imported Upstream version 3.3.0.2upstream/3.3.0.2
Diffstat (limited to 'libcult/cult/cli/options-parser.txx')
-rw-r--r--libcult/cult/cli/options-parser.txx34
1 files changed, 34 insertions, 0 deletions
diff --git a/libcult/cult/cli/options-parser.txx b/libcult/cult/cli/options-parser.txx
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+// file : cult/cli/options-parser.txx
+// author : Boris Kolpackov <boris@kolpackov.net>
+// copyright : Copyright (c) 2005-2010 Boris Kolpackov
+// license : GNU GPL v2 + exceptions; see accompanying LICENSE file
+
+namespace Cult
+{
+ namespace CLI
+ {
+ // OptionParserBase
+ //
+ template <typename T>
+ T OptionParserBase<T>::
+ parse (Char const* o, Scanner& s)
+ {
+ Char const* v (s.next ());
+
+ //@@ "expected something after --option"?
+ //
+ if (v == Scanner::eos)
+ throw OptionFormat (o);
+
+ T r;
+ std::istringstream is (v);
+ is >> r;
+
+ if (is.fail () || !is.eof ())
+ throw OptionFormat (o);
+
+ return r;
+ }
+ }
+}
+