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adding newline escaping, with tests

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This commit is contained in:
Jeremy Ashkenas
2009-12-26 09:29:03 -08:00
parent 2a1fc4b1b7
commit 08dddb27a0
4 changed files with 18 additions and 4 deletions
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10
test/unit/test_lexer.rb
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@@ -38,8 +38,14 @@ class LexerTest < Test::Unit::TestCase
def test_lexing_comment
code = "a: 1\n # comment\n # on two lines\nb: 2"
assert @lex.tokenize(code) == [[:IDENTIFIER, "a"], [:ASSIGN, ":"], [:NUMBER, "1"],
["\n", "\n"], [:COMMENT, [" comment", " on two lines"]], ["\n", "\n"],
[:IDENTIFIER, "b"], [:ASSIGN, ":"], [:NUMBER, "2"]]
["\n", "\n"], [:COMMENT, [" comment", " on two lines"]], ["\n", "\n"],
[:IDENTIFIER, "b"], [:ASSIGN, ":"], [:NUMBER, "2"]]
end
def test_lexing_newline_escaper
code = "two: 1 + \\\n\n 1"
assert @lex.tokenize(code) == [[:IDENTIFIER, "two"], [:ASSIGN, ":"],
[:NUMBER, "1"], ["+", "+"], [:NUMBER, "1"]]
end
def test_lexing