version: 1.0 updated: 2025-10-18#

evaluator#

Safe expression evaluation with operators support

Implements a recursive descent parser for expressions without using eval()

isSignal#

export function isSignal(value: unknown): value is Dep

evaluate#

Evaluate an expression against a scope object.

Supports literals, property access, operators, and member access.

export function evaluate(expr: string, scope: Scope): unknown

extractDependencies#

Extract all signal dependencies from an expression by finding identifiers that correspond to signals in the scope.

export function extractDependencies(expr: string, scope: Scope): Array<Dep>