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Class: ASTBooleanLiteral

Defined in: lang-cypher/src/ast/literal.ts:107

Boolean or null literal (true, false, or null); the parsed value is true, false, or null accordingly.

Extends​

Constructors​

Constructor​

new ASTBooleanLiteral(original): ASTBooleanLiteral

Defined in: lang-cypher/src/ast/literal.ts:108

Parameters​

ParameterType
originalstring

Returns​

ASTBooleanLiteral

Overrides​

ASTLiteral.constructor

Properties​

original​

original: string

Defined in: core/dist/ast.d.ts:18

Raw source text of the literal as it appeared in the query.

Inherited from​

ASTLiteral.original


value​

value: boolean

Defined in: core/dist/ast.d.ts:20

Parsed runtime value.

Inherited from​

ASTLiteral.value

Methods​

accept()​

accept<Ret, Arg>(visitor, arg?): Ret

Defined in: lang-cypher/src/ast/literal.ts:113

ASTNode.accept

Type Parameters​

Type Parameter
Ret
Arg

Parameters​

ParameterType
visitorCypherVisitor<Ret, Arg>
arg?Arg

Returns​

Ret

Overrides​

ASTLiteral.accept


parse()​

protected parse(val): boolean

Defined in: lang-cypher/src/ast/literal.ts:121

Converts the source text to true, false, or null (case-insensitive); returns null for any value other than 'true' or 'false'.

Parameters​

ParameterType
valstring

Returns​

boolean