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 12705x 12705x 12705x 12705x 12705x 12705x 80x 80x 12703x 12703x 12705x 1x 1x 12703x 12705x 14x 14x 14x 14x 14x 14x 14x 14x 12703x 12703x 12703x 12703x 12705x 2x 2x 12705x | /** @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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