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e3c60e631d
Adjust the python imports to be python2 and python3 compatible to enable gyb to be switched over to python3.
54 lines
2.0 KiB
Python
54 lines
2.0 KiB
Python
from .Child import Child
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from .Node import Node # noqa: I201
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COMMON_NODES = [
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Node('Decl', kind='Syntax'),
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Node('Expr', kind='Syntax'),
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Node('Stmt', kind='Syntax'),
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Node('Type', kind='Syntax'),
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Node('Pattern', kind='Syntax'),
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Node('UnknownDecl', kind='Decl'),
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Node('UnknownExpr', kind='Expr'),
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Node('UnknownStmt', kind='Stmt'),
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Node('UnknownType', kind='Type'),
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Node('UnknownPattern', kind='Pattern'),
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# code-block-item = (decl | stmt | expr) ';'?
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Node('CodeBlockItem', kind='Syntax', omit_when_empty=True,
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description="""
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A CodeBlockItem is any Syntax node that appears on its own line inside
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a CodeBlock.
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""",
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children=[
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Child('Item', kind='Syntax',
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description="The underlying node inside the code block.",
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node_choices=[
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Child('Decl', kind='Decl'),
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Child('Stmt', kind='Stmt'),
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Child('Expr', kind='Expr'),
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Child('TokenList', kind='TokenList'),
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Child('NonEmptyTokenList', kind='NonEmptyTokenList'),
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]),
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Child('Semicolon', kind='SemicolonToken',
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description="""
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If present, the trailing semicolon at the end of the item.
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""",
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is_optional=True),
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Child('ErrorTokens', kind='Syntax', is_optional=True),
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]),
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# code-block-item-list -> code-block-item code-block-item-list?
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Node('CodeBlockItemList', kind='SyntaxCollection',
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element='CodeBlockItem'),
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# code-block -> '{' stmt-list '}'
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Node('CodeBlock', kind='Syntax',
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traits=['Braced', 'WithStatements'],
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children=[
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Child('LeftBrace', kind='LeftBraceToken'),
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Child('Statements', kind='CodeBlockItemList',
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collection_element_name='Statement'),
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Child('RightBrace', kind='RightBraceToken'),
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]),
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]
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