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Diffstat (limited to 'Source/Utility/commonregex.cpp')
-rw-r--r-- | Source/Utility/commonregex.cpp | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/Source/Utility/commonregex.cpp b/Source/Utility/commonregex.cpp new file mode 100644 index 00000000..6c70e3e7 --- /dev/null +++ b/Source/Utility/commonregex.cpp @@ -0,0 +1,83 @@ +//----------------------------------------------------------------------------- +// Name: commonregex.cpp +// Developer: Wolfire Games LLC +// Description: +// License: Read below +//----------------------------------------------------------------------------- +// +// Copyright 2022 Wolfire Games LLC +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. +// +//----------------------------------------------------------------------------- +#include "commonregex.h" + +#include <trex/trex.h> + +#include <string> + +static const std::string true_regex_string("^[Tt]rue|[Yy]es$"); +static TRexpp true_regex; +static const std::string false_regex_string("^[Ff]alse|[Nn]o$"); +static TRexpp false_regex; + +static bool compiled_regexes = false; + +static void try_compile() +{ + if( !compiled_regexes ) + { + true_regex.Compile(true_regex_string.c_str()); + false_regex.Compile(false_regex_string.c_str()); + compiled_regexes = true; + } +} + +CommonRegex::CommonRegex() +{ + try_compile(); +} + +bool CommonRegex::saysTrue(const std::string& str) +{ + return true_regex.Match(str.c_str()); +} + +bool CommonRegex::saysFalse(const std::string& str) +{ + return false_regex.Match(str.c_str()); +} + +bool CommonRegex::saysTrue(const char* str) +{ + if( str ) + { + return saysTrue(std::string(str)); + } + else + { + return false; + } +} + +bool CommonRegex::saysFalse(const char* str) +{ + if( str ) + { + return saysFalse(std::string(str)); + } + else + { + return false; + } +} |