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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 88x 218x 218x 218x 218x 218x 218x 88x 88x 2x 2x 2x 2x 2x 2x 255x 255x 255x 255x 255x 255x 255x 2x 2x 255x 2x 2x 2x 2x 2x 2x 220x 220x 220x 220x 220x 346x 10x 10x 8x 10x 346x 346x 255x 255x 346x 346x 346x 220x | /** @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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