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authorduerst <duerst@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2018-10-16 06:41:47 (GMT)
committerduerst <duerst@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2018-10-16 06:41:47 (GMT)
commit7223582866c297fade5c9beba1d400e098923d2e (patch)
treefb4a52c9a900acf4418e6665c641b757af66a50e /enc
parentdd8771abe6cbc00e0b70e3e0251bb71ee0213c18 (diff)
add some comments to enc/unicode/case-folding.rb [ci skip]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@65090 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'enc')
-rwxr-xr-xenc/unicode/case-folding.rb18
1 files changed, 9 insertions, 9 deletions
diff --git a/enc/unicode/case-folding.rb b/enc/unicode/case-folding.rb
index 829efef..c25bb4e 100755
--- a/enc/unicode/case-folding.rb
+++ b/enc/unicode/case-folding.rb
@@ -270,11 +270,11 @@ class CaseMapping
when 'CaseFold_11'
flags += '|F'
if item
- flags += '|U' if to==item.upper
- flags += '|D' if to==item.lower
+ flags += '|U' if to==item.upper # ONIGENC_CASE_UPCASE
+ flags += '|D' if to==item.lower # ONIGENC_CASE_DOWNCASE
unless item.upper == item.title
if item.code == item.title
- flags += '|IT'
+ flags += '|IT' # ONIGENC_CASE_IS_TITLECASE
swap = case item.code
when '01C5' then '0064 017D'
when '01C8' then '006C 004A'
@@ -285,25 +285,25 @@ class CaseMapping
end
specials << swap
else
- flags += '|ST'
+ flags += '|ST' # ONIGENC_CASE_TITLECASE
specials << item.title
end
end
unless item.lower.nil? or item.lower==from or item.lower==to
specials << item.lower
- flags += '|SL'
+ flags += '|SL' # ONIGENC_CASE_DOWN_SPECIAL
end
unless item.upper.nil? or item.upper==from or item.upper==to
specials << item.upper
- flags += '|SU'
+ flags += '|SU' # ONIGENC_CASE_UP_SPECIAL
end
end
when 'CaseUnfold_11'
to = to.split(/ /)
if item
case to.first
- when item.upper then flags += '|U'
- when item.lower then flags += '|D'
+ when item.upper then flags += '|U' # ONIGENC_CASE_UPCASE
+ when item.lower then flags += '|D' # ONIGENC_CASE_DOWNCASE
else
raise "Unpredicted case 0 in enc/unicode/case_folding.rb. Please contact https://bugs.ruby-lang.org/."
end
@@ -311,7 +311,7 @@ class CaseMapping
if item.code == item.title
raise "Unpredicted case 1 in enc/unicode/case_folding.rb. Please contact https://bugs.ruby-lang.org/."
elsif item.title==to[1]
- flags += '|ST'
+ flags += '|ST' # ONIGENC_CASE_TITLECASE
else
raise "Unpredicted case 2 in enc/unicode/case_folding.rb. Please contact https://bugs.ruby-lang.org/."
end