kibana/docs/development/plugins/expressions/server/kibana-plugin-plugins-expressions-server.expressionastexpressionbuilder.md

Home > kibana-plugin-plugins-expressions-server > ExpressionAstExpressionBuilder

ExpressionAstExpressionBuilder interface

Signature:

export interface ExpressionAstExpressionBuilder 

Properties

Property	Type	Description
findFunction	<FnDef extends AnyExpressionFunctionDefinition = AnyExpressionFunctionDefinition>(fnName: InferFunctionDefinition<FnDef>['name']) => Array<ExpressionAstFunctionBuilder<FnDef>> | []	Recursively searches expression for all ocurrences of the function, including in subexpressions.Useful when performing migrations on a specific function, as you can iterate over the array of references and update all functions at once.
functions	ExpressionAstFunctionBuilder[]	Array of each of the buildExpressionFunction() instances in this expression. Use this to remove or reorder functions in the expression.
toAst	() => ExpressionAstExpression	Converts expression to an AST. ExpressionAstExpression
toString	() => string	Converts expression to an expression string. string
type	'expression_builder'	Used to identify expression builder objects.