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store StringScanner in ParseContext and reuse it through parsing

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This commit is contained in:
Michael Go
2025-01-07 14:32:45 -04:00
parent 002e4caea7
commit 7c592c1c00
18 changed files with 126 additions and 98 deletions
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test/unit/parser_unit_test.rb
+16 -10
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@@ -6,20 +6,20 @@ class ParserUnitTest < Minitest::Test
include Liquid
def test_consume
p = Parser.new("wat: 7")
p = new_parser("wat: 7")
assert_equal('wat', p.consume(:id))
assert_equal(':', p.consume(:colon))
assert_equal('7', p.consume(:number))
end
def test_jump
p = Parser.new("wat: 7")
p = new_parser("wat: 7")
p.jump(2)
assert_equal('7', p.consume(:number))
end
def test_consume?
p = Parser.new("wat: 7")
p = new_parser("wat: 7")
assert_equal('wat', p.consume?(:id))
assert_equal(false, p.consume?(:dot))
assert_equal(':', p.consume(:colon))
@@ -27,7 +27,7 @@ class ParserUnitTest < Minitest::Test
end
def test_id?
p = Parser.new("wat 6 Peter Hegemon")
p = new_parser("wat 6 Peter Hegemon")
assert_equal('wat', p.id?('wat'))
assert_equal(false, p.id?('endgame'))
assert_equal('6', p.consume(:number))
@@ -36,7 +36,7 @@ class ParserUnitTest < Minitest::Test
end
def test_look
p = Parser.new("wat 6 Peter Hegemon")
p = new_parser("wat 6 Peter Hegemon")
assert_equal(true, p.look(:id))
assert_equal('wat', p.consume(:id))
assert_equal(false, p.look(:comparison))
@@ -46,12 +46,12 @@ class ParserUnitTest < Minitest::Test
end
def test_expressions
p = Parser.new("hi.there hi?[5].there? hi.there.bob")
p = new_parser("hi.there hi?[5].there? hi.there.bob")
assert_equal('hi.there', p.expression)
assert_equal('hi?[5].there?', p.expression)
assert_equal('hi.there.bob', p.expression)
p = Parser.new("567 6.0 'lol' \"wut\"")
p = new_parser("567 6.0 'lol' \"wut\"")
assert_equal('567', p.expression)
assert_equal('6.0', p.expression)
assert_equal("'lol'", p.expression)
@@ -59,7 +59,7 @@ class ParserUnitTest < Minitest::Test
end
def test_ranges
p = Parser.new("(5..7) (1.5..9.6) (young..old) (hi[5].wat..old)")
p = new_parser("(5..7) (1.5..9.6) (young..old) (hi[5].wat..old)")
assert_equal('(5..7)', p.expression)
assert_equal('(1.5..9.6)', p.expression)
assert_equal('(young..old)', p.expression)
@@ -67,7 +67,7 @@ class ParserUnitTest < Minitest::Test
end
def test_arguments
p = Parser.new("filter: hi.there[5], keyarg: 7")
p = new_parser("filter: hi.there[5], keyarg: 7")
assert_equal('filter', p.consume(:id))
assert_equal(':', p.consume(:colon))
assert_equal('hi.there[5]', p.argument)
@@ -77,8 +77,14 @@ class ParserUnitTest < Minitest::Test
def test_invalid_expression
assert_raises(SyntaxError) do
p = Parser.new("==")
p = new_parser("==")
p.expression
end
end
private
def new_parser(str)
Parser.new(str, StringScanner.new(""))
end
end