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Diffstat (limited to 'src/utility.h')
-rw-r--r-- | src/utility.h | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/src/utility.h b/src/utility.h new file mode 100644 index 0000000..6342420 --- /dev/null +++ b/src/utility.h @@ -0,0 +1,29 @@ +#ifndef TRIE_SRC_UTILITY_H_ +#define TRIE_SRC_UTILITY_H_ + +namespace detail { + +template < + typename Value +> +struct Result { + Result(): + value_(false, Value()) { } + + Result(Value value): + value_(true, value) { } + + inline operator bool() const { + return this->value_.first; + } + + inline Value get() const { + return this->value_.second; + } + + const std::pair<bool, Value> value_; +}; + +} + +#endif // TRIE_SRC_UTILITY_H_ |