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Stop dropping continuing backslash #471

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merged 2 commits into from
Aug 1, 2017
Merged

Stop dropping continuing backslash #471

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e2e70b7
Stop dropping \ after \
aycabta Jul 26, 2017
cb349b1
Add test_class_tokenize_regexp_continuing_backslash
aycabta Jul 26, 2017
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2 changes: 1 addition & 1 deletion lib/rdoc/ruby_lex.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -1235,7 +1235,7 @@ def identify_string(ltype, quoted = ltype, type = nil)
elsif ch == '\\'
if %w[' /].include? @ltype then
case ch = getc
when "\\", "\n", "'"
when "\n", "'"
when @ltype
str << ch
else
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11 changes: 11 additions & 0 deletions test/test_rdoc_ruby_lex.rb
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Expand Up @@ -339,6 +339,17 @@ def test_class_tokenize_regexp_escape
assert_equal expected, tokens
end

def test_class_tokenize_regexp_continuing_backslash
tokens = RDoc::RubyLex.tokenize "/(?<!\\\\)\\n\z/", nil

expected = [
@TK::TkREGEXP.new( 0, 1, 0, "/(?<!\\\\)\\n\z/"),
@TK::TkNL .new(12, 1, 12, "\n"),
]

assert_equal expected, tokens
end

def test_class_tokenize_string
tokens = RDoc::RubyLex.tokenize "'hi'", nil

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