ComponentContext Type — svelte Architecture

Source Code

packages/svelte/src/internal/client/types.d.ts lines 21–63

export type ComponentContext = {
	/** parent */
	p: null | ComponentContext;
	/** context */
	c: null | Map<unknown, unknown>;
	/** deferred effects */
	e: null | Array<() => void | (() => void)>;
	/** True if initialized, i.e. pop() ran */
	i: boolean;
	/**
	 * props — needed for legacy mode lifecycle functions, and for `createEventDispatcher`
	 * @deprecated remove in 6.0
	 */
	s: Record<string, unknown>;
	/**
	 * exports (and props, if `accessors: true`) — needed for `createEventDispatcher`
	 * @deprecated remove in 6.0
	 */
	x: Record<string, any> | null;
	/**
	 * legacy stuff
	 * @deprecated remove in 6.0
	 */
	l: null | {
		/** local signals (needed for beforeUpdate/afterUpdate) */
		s: null | Source[];
		/** update_callbacks */
		u: null | {
			/** afterUpdate callbacks */
			a: Array<() => void>;
			/** beforeUpdate callbacks */
			b: Array<() => void>;
			/** onMount callbacks */
			m: Array<() => any>;
		};
		/** `$:` statements */
		$: any[];
	};
	/**
	 * dev mode only: the component function
	 */
	function?: any;
};