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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 87x 219x 219x 219x 219x 219x 219x 87x 87x 2x 2x 2x 2x 2x 2x 222x 222x 222x 222x 222x 222x 222x 2x 2x 222x 2x 2x 2x 2x 2x 2x 221x 221x 221x 221x 221x 297x 10x 10x 8x 10x 297x 297x 222x 222x 297x 297x 297x 221x | /** @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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