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Class: BooleanLiteralExpression ​

Boolean literal.

Extends ​

Constructors ​

Constructor ​

ts
new BooleanLiteralExpression(valueToken, value): BooleanLiteralExpression;

Parameters ​

valueToken ​

SyntaxTreeToken

Value token.

value ​

boolean

Value.

Returns ​

BooleanLiteralExpression

Overrides ​

FilterExpression.constructor

Properties ​

_parent ​

ts
_parent: SyntaxTreeNode | null = null;

Internal

Inherited from ​

FilterExpression._parent

children ​

ts
readonly children: SyntaxTree[];

Children.

Inherited from ​

FilterExpression.children

length ​

ts
readonly length: number;

Length in the text.

Inherited from ​

FilterExpression.length

position ​

ts
readonly position: number;

Position in the text.

Inherited from ​

FilterExpression.position

value ​

ts
readonly value: boolean;

Value.

valueToken ​

ts
readonly valueToken: SyntaxTreeToken;

Value token.

Accessors ​

parent ​

Get Signature ​

ts
get parent(): SyntaxTreeNode | null;

Parent or null when no parent is assigned.

Returns ​

SyntaxTreeNode | null

Inherited from ​

FilterExpression.parent

skippedTextBefore ​

Get Signature ​

ts
get skippedTextBefore(): string;

Text that was skipped during parsing.

Returns ​

string

Text that was skipped during parsing.

Inherited from ​

FilterExpression.skippedTextBefore

textRange ​

Get Signature ​

ts
get textRange(): TextRange;

Range in the text.

Returns ​

TextRange

Inherited from ​

FilterExpression.textRange

textRangeWithoutSkipped ​

Get Signature ​

ts
get textRangeWithoutSkipped(): TextRange;

Range in the text excluding skipped text before.

Returns ​

TextRange

Inherited from ​

FilterExpression.textRangeWithoutSkipped

type ​

Get Signature ​

ts
get type(): SyntaxTreeType;

Type.

Returns ​

SyntaxTreeType

Type.

Overrides ​

FilterExpression.type

Methods ​

evaluate() ​

ts
evaluate(queryContext, filterExpressionContext): FilterValue;

Evaluates the expression in the given context and returns its value.

Parameters ​

queryContext ​

QueryContext

Query context.

filterExpressionContext ​

FilterExpressionContext

Filter expression context.

Returns ​

FilterValue

Inherited from ​

FilterExpression.evaluate

evaluateImplementation() ​

ts
protected evaluateImplementation(queryContext, filterExpressionContext): FilterValue;

Evaluates the expression in the given context and returns its value.

Parameters ​

queryContext ​

QueryContext

Query context.

filterExpressionContext ​

FilterExpressionContext

Filter expression context.

Returns ​

FilterValue

Overrides ​

FilterExpression.evaluateImplementation

forEach() ​

ts
forEach(action): void;

Executes the given action for this and all descendant trees in a pre-order tree traversal.

Parameters ​

action ​

(tree) => boolean | void

Action.

Returns ​

void

Inherited from ​

FilterExpression.forEach

getAtPosition() ​

ts
getAtPosition(characterPosition): SyntaxTree | null;

Returns the innermost subtree that spans the given character position or null when the position is outside of a range of the current tree.

Parameters ​

characterPosition ​

number

Position (character index).

Returns ​

SyntaxTree | null

Inherited from ​

FilterExpression.getAtPosition

getContainingAtPosition() ​

ts
getContainingAtPosition(caretPosition): SyntaxTree | null;

Returns the innermost subtree that fully contains the given caret position (not just touches) or null when the position is not contained in a range of the current tree.

Parameters ​

caretPosition ​

number

Position (caret position index).

Returns ​

SyntaxTree | null

Inherited from ​

FilterExpression.getContainingAtPosition

getTouchingAtPosition() ​

ts
getTouchingAtPosition(caretPosition): SyntaxTree[];

Returns all innermost subtrees that touch the given caret position.

Parameters ​

caretPosition ​

number

Position (caret position index).

Returns ​

SyntaxTree[]

Inherited from ​

FilterExpression.getTouchingAtPosition