Function extract

extract(template: string): Chunk[]
Split a template into static text and {{slot}} / {{{raw}}} chunks, scanning the string once.
Parameters
- template: string
  The template source.
Returns Chunk[]
The chunks in order.
Remarks
Placeholders are the whole syntax: there are no loops, conditionals, filters, includes or comments.

Throws
AnzaError TEMPLATE for an unclosed {{ or {{{, or an empty {{}}.
Example
```
import { extract } from '@anzaui/engine';

extract('<b>{{title}}</b>{{{body}}}');
// [
//   { type: 'static', value: '<b>' },
//   { type: 'slot', name: 'title' },
//   { type: 'static', value: '</b>' },
//   { type: 'raw', name: 'body' },
// ]
```
- Defined in src/engine/slot/parse.ts:63