* Check if a string starts with $ or _

* Normalize raw function directives into object format.

* Ensure all props option syntax are normalized into the * Object-based format.

* Goal of the optimizer: walk the generated template AST tree * and detect sub-trees that are purely static, i.e. parts of * the DOM that never need

* Convert HTML string to AST.

* parse directive model to do the array update transform. a[idx] = val => $$a.splice($$idx, 1, val) * * for loop possible cases: * * - test * - t

* Push a watcher into the watcher queue. * Jobs with duplicate IDs will be skipped unless it's * pushed when the queue is being flushed.

* Remove class with compatibility for SVG since classList is not supported on * SVG elements in IE

* Reset the scheduler's state.

* Set a property on an object. Adds the new property and * triggers change notification if the property doesn't * already exist.