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 11779x 11779x 11779x 11779x 11779x 11779x 78x 78x 11777x 11777x 11779x 1x 1x 11777x 11779x 12x 12x 12x 12x 12x 12x 12x 12x 11777x 11777x 11777x 11777x 11779x 2x 2x 11779x | 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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