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'use strict';
const assert = require('node:assert/strict');
const { test } = require('node:test');
const { unmatchedBrackets } = require('../src/brackets');
test('mixed nesting matches across lines and repaired brackets stop being errors', () => {
assert.deepEqual(unmatchedBrackets('A[(B + C)\n + D[1]]'), []);
assert.deepEqual(unmatchedBrackets('A['), [1]);
assert.deepEqual(unmatchedBrackets('A[1]'), []);
assert.deepEqual(unmatchedBrackets('(\n)'), []);
});
test('unpaired opening, closing and crossed bracket types are all reported', () => {
assert.deepEqual(unmatchedBrackets('(['), [0, 1]);
assert.deepEqual(unmatchedBrackets(')]'), [0, 1]);
assert.deepEqual(unmatchedBrackets('([)]'), [0, 1, 2, 3]);
assert.deepEqual(unmatchedBrackets('(]'), [0, 1]);
});
test('comments and quotes are ignored with correct UTF-16 offsets after Unicode and CRLF', () => {
assert.deepEqual(unmatchedBrackets('OUTPUT "[( //" // )]\nOUTPUT \'[\''), []);
const unfinished = 'OUTPUT "unfinished [\r\nA[';
assert.deepEqual(unmatchedBrackets(unfinished), [unfinished.length - 1]);
const unicode = 'OUTPUT "Hello😀"\r\nA[';
assert.deepEqual(unmatchedBrackets(unicode), [unicode.length - 1]);
assert.deepEqual(unmatchedBrackets(String.raw`OUTPUT "x\"[(//"`), []);
const backslash = String.raw`OUTPUT "x\\" [`;
assert.deepEqual(unmatchedBrackets(backslash), [backslash.length - 1]);
const quoteChar = String.raw`OUTPUT '\'' [`;
assert.deepEqual(unmatchedBrackets(quoteChar), [quoteChar.length - 1]);
const escaped = 'OUTPUT "😀\\"["\r\nA[';
assert.deepEqual(unmatchedBrackets(escaped), [escaped.length - 1]);
});
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