docs: introduce JS script to escape for Hexo, fixes #480

src/context/context.ts

@@ -8,14 +8,14 @@ import { InternalUndefinedVariableError } from '../util/error'
 export class Context {
   /**
    * insert a Context-level empty scope,
-   * for tags like {% capture %} {% assign %} to operate
+   * for tags like `{% capture %}` `{% assign %}` to operate
    */
   private scopes: Scope[] = [{}]
   private registers = {}
   /**
    * user passed in scope
-   * {% increment %}, {% decrement %} changes this scope,
-   * whereas {% capture %}, {% assign %} only hide this scope
+   * `{% increment %}`, `{% decrement %}` changes this scope,
+   * whereas `{% capture %}`, `{% assign %}` only hide this scope
    */
   public environments: Scope
   /**