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Diffstat (limited to '')
-rw-r--r-- | src/Option.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/src/Option.h b/src/Option.h new file mode 100644 index 000000000..f6e6e2d50 --- /dev/null +++ b/src/Option.h @@ -0,0 +1,13 @@ + + +template<class T> +class Option +{ +public: + Option(T a_value); + static Option<T> None(); + template<class U, class F> + U To(F a_mapper, U a_default) const; + bool HasValue(); + T GetValue(); +}; |