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Diffstat (limited to 'starts/meaning-vm/concept.hpp')
| -rw-r--r-- | starts/meaning-vm/concept.hpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/starts/meaning-vm/concept.hpp b/starts/meaning-vm/concept.hpp index a2dcc2c..a80b157 100644 --- a/starts/meaning-vm/concept.hpp +++ b/starts/meaning-vm/concept.hpp @@ -12,11 +12,14 @@ struct ref { ref(concept *p) : ptr(p) { } concept* operator->() { return ptr; } + + // for use by containers bool operator<(ref const & other) const { return ptr < other.ptr; } - // helper names + // for helpers ref(std::string const &); ref(char const * str) : ref(std::string(str)) { } + ref() : ref("nothing") { } value<std::string> & name() const; operator const char *() const; |