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| author | ksss <[email protected]> | 2014-04-20 13:37:29 +0900 |
|---|---|---|
| committer | ksss <[email protected]> | 2014-04-20 13:43:59 +0900 |
| commit | bb52324bd95628b75925693340577d4390a2c564 (patch) | |
| tree | b503d966f0bb4042a090577db9d5a5648f23178b /mrbgems/mruby-symbol-ext/mrblib | |
| parent | 44cc51fef7b68f2b93a5c51d4da9778ca43fa80e (diff) | |
| download | mruby-bb52324bd95628b75925693340577d4390a2c564.tar.gz mruby-bb52324bd95628b75925693340577d4390a2c564.zip | |
Implement Symbol#casecmp
Diffstat (limited to 'mrbgems/mruby-symbol-ext/mrblib')
| -rw-r--r-- | mrbgems/mruby-symbol-ext/mrblib/symbol.rb | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/mrbgems/mruby-symbol-ext/mrblib/symbol.rb b/mrbgems/mruby-symbol-ext/mrblib/symbol.rb index 78edf3cad..e38ee468d 100644 --- a/mrbgems/mruby-symbol-ext/mrblib/symbol.rb +++ b/mrbgems/mruby-symbol-ext/mrblib/symbol.rb @@ -47,6 +47,17 @@ class Symbol self.to_s.upcase.intern end + ## + # call-seq: + # sym.casecmp(other) -> -1, 0, +1 or nil + # + # Case-insensitive version of <code>Symbol#<=></code>. + + def casecmp(other) + return nil unless other.kind_of?(Symbol) + self.to_s.upcase <=> other.to_s.upcase + end + # # call-seq: # sym.empty? -> true or false |