add NodeComponent#context()

Author: zefir-git

src/NodeComponent.ts

@@ -33,6 +33,15 @@ export abstract class NodeComponent<T extends Node> {
 		this.node = node;
 	}
 
+	/**
+	 * Run a function in the context of this component
+	 * @param fn Provides this component as the first argument and `this`.
+	 */
+	public context(fn: (this: this, component: this) => this): this {
+		fn.call(this, this);
+		return this;
+	}
+
 	/**
 	 * Insert component after the last child
 	 */