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Fix StandardRB in word expander

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Sami Samhuri 2026-02-02 21:10:10 -08:00
parent 7cddb9393d
commit d6ded9dd46
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1 changed files with 8 additions and 11 deletions
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19
ruby/shell/word_expander.rb
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@ -53,8 +53,7 @@ module Shell
field = "".dup
at_word_start = true
found_glob_char = false
line.scan(/\G\s*(?>([^\0\s\\'"]+)|'([^\0']*)'|"((?:[^\0"\\]|\\[^\0])*)"|(\\[^\0]?)|(\S))(\s|\z)?/m) do
|word, sq, dq, esc, garbage, sep|
line.scan(/\G\s*(?>([^\0\s\\'"]+)|'([^\0']*)'|"((?:[^\0"\\]|\\[^\0])*)"|(\\[^\0]?)|(\S))(\s|\z)?/m) do |word, sq, dq, esc, garbage, sep|
if garbage
b = $~.begin(0)
line = $~[0]
@ -106,7 +105,7 @@ module Shell
name = m[1]
fallback = m[2]
env_value = ENV[name]
env_value.nil? || env_value.empty? ? expand_variables(fallback) : env_value
(env_value.nil? || env_value.empty?) ? expand_variables(fallback) : env_value
else
ENV.fetch(raw)
end
@ -178,7 +177,11 @@ module Shell
if i + 1 < line.length
escaped = line[i + 1]
if escaped == "$" || escaped == "`" || escaped == "\\" || escaped == "\""
output << (escaped == "$" ? ESCAPED_DOLLAR : (escaped == "`" ? ESCAPED_BACKTICK : escaped))
output << (if escaped == "$"
ESCAPED_DOLLAR
else
((escaped == "`") ? ESCAPED_BACKTICK : escaped)
end)
else
output << "\\"
output << escaped
@ -241,20 +244,15 @@ module Shell
case c
when "("
depth += 1
output << c
when ")"
depth -= 1
return [output, i + 1] if depth.zero?
output << c
when "'"
state = :single_quoted
output << c
when "\""
state = :double_quoted
output << c
else
output << c
end
output << c
when :single_quoted
output << c
state = :unquoted if c == "'"
@ -297,6 +295,5 @@ module Shell
end
output
end
end
end