Subject: Re: [boost] review request: addition to type_traits libraryofhas_operator_xxx
From: John Maddock (boost.regex_at_[hidden])
Date: 2010-11-22 11:05:53


>> That's an interesting idea, but standardized names for the characters
>> would be necessary. "Star" is colloquial; "asterisk" is more
>> appropriate. Instead of "minus," "hyphen" seems more correct and what
>> about the unary versus binary overloads? Here's a longer list to
>> consider:
>>
>> has_operator_hyphen_unary
>> has_operator_hyphen_binary
>> has_operator_tilde
>> has_operator_exclamation
>> has_operator_percent
>> has_operator_caret (not "circumflex" which is a diacritical)
>> has_operator_ampersand
>> has_operator_asterisk
>> has_operator_pipe
>> has_operator_left_guillemet?
>> has_operator_right_guillemet?
>>
>> Since the guillemets are real characters, and the C++ operators are
>> formed by two characters parsed as one token, using "guillemet" isn't
>> correct. One could also use "chevron" which are sometimes doubled to
>> represent guillemets, but the less-than and greater-than characters are
>> not chevrons. Calling them "left shift" and "right shift" brings one
>> full circle to naming the operators for the operations they represent on
>> built-in types, while "insertion" and "extraction" are related to their
>> use with IOStreams. I don't know what to call those.

Oh gosh, please no....!

Lets use names relating to what the operator does, not what obscure names we
can think up for the punctuation.

John.