Function getEasingFunc

getEasingFunc(easingRef, options?): EasingFunction
Performs a lookup for standard Svelte easing functions by name. For convenience if passing in a function it is returned verbatim.
Parameters
- easingRef: EasingReference
  The name of a standard Svelte easing function or a supplied easing function.
- Optionaloptions: {
  default?: false | EasingFunctionName;
  }
  Optional parameters.
  - Optionaldefault?: false | EasingFunctionName
    A default easing function by name to return. When specified as false no default fallback easing function is selected. The default value is linear.
Returns EasingFunction
The requested easing function.