Press n or j to go to the next uncovered block, b, p or k for the previous block.
| 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 | 2x 2x 2x 2x 2x 2x 2x 2x 2x 11770x 11770x 11770x 11770x 11770x 11770x 78x 78x 11768x 11768x 11770x 1x 1x 11768x 11770x 12x 12x 12x 12x 12x 12x 12x 12x 11768x 11768x 11768x 11768x 11770x 2x 2x 11770x | import { parse_expression_at } from '../acorn.js';
import { regex_whitespace } from '../../patterns.js';
import * as e from '../../../errors.js';
/**
* @param {import('../index.js').Parser} parser
* @returns {import('estree').Expression}
*/
export default function read_expression(parser) {
try {
const node = parse_expression_at(parser.template, parser.ts, parser.index);
let num_parens = 0;
for (let i = parser.index; i < /** @type {number} */ (node.start); i += 1) {
if (parser.template[i] === '(') num_parens += 1;
}
let index = /** @type {number} */ (node.end);
if (node.trailingComments !== undefined && node.trailingComments.length > 0) {
index = node.trailingComments.at(-1).end;
}
while (num_parens > 0) {
const char = parser.template[index];
if (char === ')') {
num_parens -= 1;
} else if (!regex_whitespace.test(char)) {
e.expected_token(index, ')');
}
index += 1;
}
parser.index = index;
return /** @type {import('estree').Expression} */ (node);
} catch (err) {
parser.acorn_error(err);
}
}
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