Brunobkr/llama.cpp_AlgMor24_github

1/** @typedef {{ file: string, line: number, column: number }} Location */2 3import { get_descriptor } from '../../shared/utils.js';4import { LEGACY_PROPS, STATE_SYMBOL } from '#client/constants';5import { FILENAME } from '../../../constants.js';6import { component_context } from '../context.js';7import * as w from '../warnings.js';8import { sanitize_location } from '../../../utils.js';9 10/**11 * Sets up a validator that12 * - traverses the path of a prop to find out if it is allowed to be mutated13 * - checks that the binding chain is not interrupted14 * @param {Record<string, any>} props15 */16export function create_ownership_validator(props) {17	const component = component_context?.function;18	const parent = component_context?.p?.function;19 20	return {21		/**22		 * @param {string} prop23		 * @param {any[]} path24		 * @param {any} result25		 * @param {number} line26		 * @param {number} column27		 */28		mutation: (prop, path, result, line, column) => {29			const name = path[0];30			if (is_bound_or_unset(props, name) || !parent) {31				return result;32			}33 34			/** @type {any} */35			let value = props;36 37			for (let i = 0; i < path.length - 1; i++) {38				value = value[path[i]];39				if (!value?.[STATE_SYMBOL]) {40					return result;41				}42			}43 44			const location = sanitize_location(`${component[FILENAME]}:${line}:${column}`);45 46			w.ownership_invalid_mutation(name, location, prop, parent[FILENAME]);47 48			return result;49		},50		/**51		 * @param {any} key52		 * @param {any} child_component53		 * @param {() => any} value54		 */55		binding: (key, child_component, value) => {56			if (!is_bound_or_unset(props, key) && parent && value()?.[STATE_SYMBOL]) {57				w.ownership_invalid_binding(58					component[FILENAME],59					key,60					child_component[FILENAME],61					parent[FILENAME]62				);63			}64		}65	};66}67 68/**69 * @param {Record<string, any>} props70 * @param {string} prop_name71 */72function is_bound_or_unset(props, prop_name) {73	// Can be the case when someone does `mount(Component, props)` with `let props = $state({...})`74	// or `createClassComponent(Component, props)`75	const is_entry_props = STATE_SYMBOL in props || LEGACY_PROPS in props;76	return (77		!!get_descriptor(props, prop_name)?.set ||78		(is_entry_props && prop_name in props) ||79		!(prop_name in props)80	);81}82