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Fix Ripper with heredoc.

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manga_osyo 2021-01-17 04:41:01 +09:00 committed by Nobuyoshi Nakada
parent 562b97e2f0
commit b84b253a69
Notes: git 2021-01-17 12:58:39 +09:00 
Merged: https://github.com/ruby/ruby/pull/4083
2 changed files with 11 additions and 0 deletions
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1
ext/ripper/lib/ripper/lexer.rb
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@ -130,6 +130,7 @@ class Ripper
@buf = [] @buf = []
@stack = [] @stack = []
super() super()
@buf = @stack.pop unless @stack.empty?
if raise_errors and !@errors.empty? if raise_errors and !@errors.empty?
raise SyntaxError, @errors.map(&:message).join(' ;') raise SyntaxError, @errors.map(&:message).join(' ;')
end end

10
test/ripper/test_lexer.rb
View File

@ -90,6 +90,16 @@ class TestRipper::Lexer < Test::Unit::TestCase
assert_equal expect, Ripper.lex(src).map {|e| e[1]} assert_equal expect, Ripper.lex(src).map {|e| e[1]}
end end
def test_stack_at_on_heredoc_beg
src = "a <<b"
expect = %I[
on_ident
on_sp
on_heredoc_beg
]
assert_equal expect, Ripper.lex(src).map {|e| e[1]}
end
def test_slice def test_slice
assert_equal "string\#{nil}\n", assert_equal "string\#{nil}\n",
Ripper.slice(%(<<HERE\nstring\#{nil}\nHERE), "heredoc_beg .*? nl $(.*?) heredoc_end", 1) Ripper.slice(%(<<HERE\nstring\#{nil}\nHERE), "heredoc_beg .*? nl $(.*?) heredoc_end", 1)