a33b47e485
- adds `jsgrammar.LINETERMINATORSEQ_RE` - lexer `tstream.TokenStream` checks for lineterminators in tokens - adds `tstream.Token` - refractors `tstream.TokenStream` and `jsparser.Parser` and to use it
38 lines
1.4 KiB
Python
38 lines
1.4 KiB
Python
from __future__ import unicode_literals
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from youtube_dl.jsinterp2.jsgrammar import TokenTypes
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from youtube_dl.jsinterp2.tstream import _RELATIONS
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skip = {
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'jsinterp': 'Branching is not supported',
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'interpret': 'Interpreting if statement not yet implemented'
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}
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tests = [
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{
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'code': '''
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function a(x) {
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if (x > 0)
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return true;
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else
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return false;
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}
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''',
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'asserts': [{'value': True, 'call': ('a', 1)}, {'value': False, 'call': ('a', 0)}],
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'ast': [
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(TokenTypes.FUNC, 'a', ['x'], [
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(TokenTypes.IF,
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(TokenTypes.EXPR, [(TokenTypes.ASSIGN, None, (TokenTypes.OPEXPR, [
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(TokenTypes.MEMBER, (TokenTypes.ID, 'x'), None, None),
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(TokenTypes.MEMBER, (TokenTypes.INT, 0), None, None),
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(TokenTypes.REL, _RELATIONS['>'][1])
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]), None)]),
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(TokenTypes.RETURN, (TokenTypes.EXPR, [(TokenTypes.ASSIGN, None, (TokenTypes.OPEXPR, [
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(TokenTypes.MEMBER, (TokenTypes.BOOL, True), None, None)]), None)])),
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(TokenTypes.RETURN, (TokenTypes.EXPR, [(TokenTypes.ASSIGN, None, (TokenTypes.OPEXPR, [
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(TokenTypes.MEMBER, (TokenTypes.BOOL, False), None, None)]), None)])))
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])
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]
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}
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]
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