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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 | 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 98x 242x 242x 242x 242x 242x 242x 98x 98x 2x 2x 2x 2x 2x 2x 278x 278x 278x 278x 278x 278x 278x 2x 2x 278x 2x 2x 2x 2x 2x 2x 244x 244x 244x 244x 244x 374x 11x 11x 9x 11x 374x 374x 278x 278x 374x 374x 374x 244x | /** @import { SourceLocation } from '#shared' */
import { HYDRATION_END, HYDRATION_START, HYDRATION_START_ELSE } from '../../../constants.js';
import { hydrating } from '../dom/hydration.js';
/**
* @param {any} fn
* @param {string} filename
* @param {SourceLocation[]} locations
* @returns {any}
*/
export function add_locations(fn, filename, locations) {
return (/** @type {any[]} */ ...args) => {
const dom = fn(...args);
var node = hydrating ? dom : dom.nodeType === 11 ? dom.firstChild : dom;
assign_locations(node, filename, locations);
return dom;
};
}
/**
* @param {Element} element
* @param {string} filename
* @param {SourceLocation} location
*/
function assign_location(element, filename, location) {
// @ts-expect-error
element.__svelte_meta = {
loc: { file: filename, line: location[0], column: location[1] }
};
if (location[2]) {
assign_locations(element.firstChild, filename, location[2]);
}
}
/**
* @param {Node | null} node
* @param {string} filename
* @param {SourceLocation[]} locations
*/
function assign_locations(node, filename, locations) {
var i = 0;
var depth = 0;
while (node && i < locations.length) {
if (hydrating && node.nodeType === 8) {
var comment = /** @type {Comment} */ (node);
if (comment.data === HYDRATION_START || comment.data === HYDRATION_START_ELSE) depth += 1;
else if (comment.data[0] === HYDRATION_END) depth -= 1;
}
if (depth === 0 && node.nodeType === 1) {
assign_location(/** @type {Element} */ (node), filename, locations[i++]);
}
node = node.nextSibling;
}
}
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