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ade67ca899
* Create Swift libSyntax API This patch is an initial implementation of the Swift libSyntax API. It aims to provide all features of the C++ API but exposed to Swift. It currently resides in SwiftExperimental and will likely exist in a molten state for a while. * Only build SwiftSyntax on macOS
120 lines
3.5 KiB
Python
120 lines
3.5 KiB
Python
from Child import Child
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from Node import Node # noqa: I201
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EXPR_NODES = [
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# An inout expression.
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# &x
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Node('InOutExpr', kind='Expr',
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children=[
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Child('Ampersand', kind='AmpersandToken'),
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Child('Identifier', kind='IdentifierToken'),
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]),
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# A #column expression.
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Node('PoundColumnExpr', kind='Expr',
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children=[
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Child('PoundColumn', kind='PoundColumnToken'),
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]),
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Node('FunctionCallArgumentList', kind='SyntaxCollection',
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element='FunctionCallArgument'),
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# The try operator.
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# try foo()
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# try? foo()
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# try! foo()
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Node('TryOperator', kind='Syntax',
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children=[
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Child('TryKeyword', kind='TryToken'),
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Child('QuestionOrExclamationMark', kind='Token',
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is_optional=True,
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token_choices=[
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'PostfixQuestionMarkToken',
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'ExclamationMarkToken',
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]),
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]),
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# A #line expression.
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Node('PoundLineExpr', kind='Expr',
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children=[
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Child('PoundLine', kind='PoundLineToken'),
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]),
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# A #file expression.
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Node('PoundFileExpr', kind='Expr',
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children=[
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Child('PoundFile', kind='PoundFileToken'),
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]),
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# A #function expression.
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Node('PoundFunctionExpr', kind='Expr',
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children=[
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Child('PoundFunction', kind='PoundFunctionToken'),
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]),
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# symbolic-reference-expression -> identifier generic-argument-clause?
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Node('SymbolicReferenceExpr', kind='Expr',
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children=[
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Child('Identifier', kind='IdentifierToken'),
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Child('GenericArgumentClause', kind='GenericArgumentClause',
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is_optional=True),
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]),
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# A prefix operator expression.
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# -x
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# !true
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Node('PrefixOperatorExpr', kind='Expr',
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children=[
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Child('OperatorToken', kind='PrefixOperatorToken',
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is_optional=True),
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Child('PostfixExpression', kind='Expr'),
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]),
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# A floating-point literal
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# 4.0
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# -3.9
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# +4e20
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Node('FloatLiteralExpr', kind='Expr',
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children=[
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Child('Sign', kind='PrefixOperatorToken',
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is_optional=True),
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Child('FloatingDigits', kind='FloatingLiteralToken'),
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]),
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Node('FunctionCallExpr', kind='Expr',
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children=[
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Child('CalledExpression', kind='Expr'),
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Child('LeftParen', kind='LeftParenToken'),
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Child('ArgumentList', kind='FunctionCallArgumentList'),
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Child('RightParen', kind='RightParenToken'),
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]),
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# function-call-argument -> label? ':'? expression ','?
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Node('FunctionCallArgument', kind='Syntax',
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children=[
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Child('Label', kind='IdentifierToken',
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is_optional=True),
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Child('Colon', kind='ColonToken',
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is_optional=True),
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Child('Expression', kind='Expr'),
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Child('TrailingComma', kind='CommaToken',
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is_optional=True),
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]),
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# An integer literal.
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# 3
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# +3_400
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# +0x4f
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Node('IntegerLiteralExpr', kind='Expr',
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children=[
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Child('Sign', kind='PrefixOperatorToken',
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is_optional=True),
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Child('Digits', kind='IntegerLiteralToken'),
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]),
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Node('StringLiteralExpr', kind='Expr',
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children=[
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Child("StringLiteral", kind='StringLiteralToken')
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])
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]
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