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* lib/unicode_normalize.rb: Remove definition of String#unicode_normalize! (including documentation) * string.c: Define String#unicode_normalize! in rb_str_unicode_normalize_bang in C, (including documentation) * lib/unicode_normalize/normalize.rb: Remove (re)definition of String#unicode_normalize! to avoid warnings (when $VERBOSE==true) and problems when String is frozen git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58553 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
32 lines
1 KiB
Ruby
32 lines
1 KiB
Ruby
# coding: utf-8
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# frozen_string_literal: false
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# Copyright Ayumu Nojima (野島 歩) and Martin J. Dürst (duerst@it.aoyama.ac.jp)
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#--
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# additions to class String for Unicode normalization
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#++
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class String
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# :call-seq:
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# str.unicode_normalized?(form=:nfc)
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#
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# Checks whether +str+ is in Unicode normalization form +form+,
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# which can be any of the four values +:nfc+, +:nfd+, +:nfkc+, or +:nfkd+.
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# The default is +:nfc+.
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#
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# If the string is not in a Unicode Encoding, then an Exception is raised.
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# For details, see String#unicode_normalize.
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#
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# "a\u0300".unicode_normalized? #=> false
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# "a\u0300".unicode_normalized?(:nfd) #=> true
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# "\u00E0".unicode_normalized? #=> true
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# "\u00E0".unicode_normalized?(:nfd) #=> false
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# "\xE0".force_encoding('ISO-8859-1').unicode_normalized?
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# #=> Encoding::CompatibilityError raised
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#
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def unicode_normalized?(form = :nfc)
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require 'unicode_normalize/normalize.rb'
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unicode_normalized? form
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end
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end
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