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 44 45 | 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 12600x 12600x 12600x 12600x 12600x 12600x 80x 80x 12598x 12598x 12600x 1x 1x 12598x 12600x 14x 14x 14x 14x 14x 14x 14x 14x 12598x 12598x 12598x 12598x 12600x 2x 2x 12600x | /** @import { Expression } from 'estree' */
/** @import { Parser } from '../index.js' */
import { parse_expression_at } from '../acorn.js';
import { regex_whitespace } from '../../patterns.js';
import * as e from '../../../errors.js';
/**
* @param {Parser} parser
* @returns {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 {Expression} */ (node);
} catch (err) {
parser.acorn_error(err);
}
}
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