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add revv() for reversing whole patterns

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This commit is contained in:
Alex McLean 2025-11-27 15:34:18 +00:00
parent d5d6284a90
commit f4b1baac87
3 changed files with 43 additions and 1 deletions
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12
packages/core/test/pattern.test.mjs
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@ -586,6 +586,18 @@ describe('Pattern', () => {
.map((a) => a.value),
).toStrictEqual(['c', 'b', 'a']);
});
it('Does not reverse the order of cycles', () => {
expect(fastcat('a', 'b', 'c', 'd').slow(2).rev().fast(2).sortHapsByPart().firstCycle()).toStrictEqual(
fastcat('b', 'a', 'd', 'c').firstCycle(),
);
});
});
describe('revv()', () => {
it('Does reverse the order of cycles', () => {
expect(fastcat('a', 'b', 'c', 'd').slow(2).revv().fast(2).sortHapsByPart().firstCycle()).toStrictEqual(
fastcat('d', 'c', 'b', 'a').firstCycle(),
);
});
});
describe('sequence()', () => {
it('Can work like fastcat', () => {