Function buildIdentityMap

packages/parsers/src/gsapSerialize.ts:465–471

Build the identity-endpoint map for a flat tween's properties.

(props: Record<string, number | string>)

/** Build the identity-endpoint map for a flat tween's properties. */
function buildIdentityMap(props: Record<string, number | string>): Record<string, number | string> {
  const identity: Record<string, number | string> = {};
  for (const [key, val] of Object.entries(props)) {
    if (val != null) identity[key] = typeof val === "number" ? cssIdentityValue(key) : val;
  }
  return identity;
}

/**
 * Resolve the 0% (from) and 100% (to) property maps for a tween being