latest

quarkdown-core/com.quarkdown.core.function.expression/SafeExpression

SafeExpression

class SafeExpression(val expression: Expression, fallback: () -> Expression) : Expression

An Expression that, upon failed evaluation due to an InvalidExpressionEvalException, delegates the operation to a safe fallback expression.

See also

ValueFactory.safeExpression

Constructors

constructor(expression: Expression, fallback: () -> Expression)

Properties

val expression: Expression

Functions

open override fun <T> accept(visitor: ExpressionVisitor<T>): T

Accepts a visitor.

fun Expression.append(other: Expression): Expression

Chains two expressions together, which is used in ComposedExpressions.

fun Expression.eval(): Value<*>