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FIXES: palindrome abc -> abccba (#831)

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* FIXES: palindrome abc -> abccba

* FIXES: tests for palindrome

---------

Co-authored-by: Bernhard Wagner <gitcommit@nosuch.biz>
This commit is contained in:
Bernhard Wagner 2023-12-05 11:15:13 +01:00 committed by GitHub
parent b374cdf47c
commit 1bca05e349
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4 changed files with 40 additions and 27 deletions
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2
packages/core/pattern.mjs
View File

@ -1985,7 +1985,7 @@ Pattern.prototype.hush = function () {
* note("c d e g").palindrome()
*/
export const palindrome = register('palindrome', function (pat) {
return pat.every(2, rev);
return pat.lastOf(2, rev);
});
/**

13
packages/core/test/pattern.test.mjs
View File

@ -20,6 +20,7 @@ import {
slowcat,
cat,
sequence,
palindrome,
polymeter,
polymeterSteps,
polyrhythm,
@ -571,6 +572,18 @@ describe('Pattern', () => {
expect(sequence(1, 2, 3).firstCycle()).toStrictEqual(fastcat(1, 2, 3).firstCycle());
});
});
describe('palindrome()', () => {
it('Can create palindrome', () => {
expect(
fastcat('a', 'b', 'c')
.palindrome()
.fast(2)
.firstCycle()
.sort((a, b) => a.part.begin.sub(b.part.begin))
.map((a) => a.value),
).toStrictEqual(['a', 'b', 'c', 'c', 'b', 'a']);
});
});
describe('polyrhythm()', () => {
it('Can layer up cycles', () => {
expect(polyrhythm(['a', 'b'], ['c']).firstCycle()).toStrictEqual(

32
test/__snapshots__/examples.test.mjs.snap
View File

@ -3267,22 +3267,22 @@ exports[`runs examples > example "outside" example index 0 1`] = `
exports[`runs examples > example "palindrome" example index 0 1`] = `
[
"[ 0/1 → 1/4 | note:g ]",
"[ 1/4 → 1/2 | note:e ]",
"[ 1/2 → 3/4 | note:d ]",
"[ 3/4 → 1/1 | note:c ]",
"[ 1/1 → 5/4 | note:c ]",
"[ 5/4 → 3/2 | note:d ]",
"[ 3/2 → 7/4 | note:e ]",
"[ 7/4 → 2/1 | note:g ]",
"[ 2/1 → 9/4 | note:g ]",
"[ 9/4 → 5/2 | note:e ]",
"[ 5/2 → 11/4 | note:d ]",
"[ 11/4 → 3/1 | note:c ]",
"[ 3/1 → 13/4 | note:c ]",
"[ 13/4 → 7/2 | note:d ]",
"[ 7/2 → 15/4 | note:e ]",
"[ 15/4 → 4/1 | note:g ]",
"[ 0/1 → 1/4 | note:c ]",
"[ 1/4 → 1/2 | note:d ]",
"[ 1/2 → 3/4 | note:e ]",
"[ 3/4 → 1/1 | note:g ]",
"[ 1/1 → 5/4 | note:g ]",
"[ 5/4 → 3/2 | note:e ]",
"[ 3/2 → 7/4 | note:d ]",
"[ 7/4 → 2/1 | note:c ]",
"[ 2/1 → 9/4 | note:c ]",
"[ 9/4 → 5/2 | note:d ]",
"[ 5/2 → 11/4 | note:e ]",
"[ 11/4 → 3/1 | note:g ]",
"[ 3/1 → 13/4 | note:g ]",
"[ 13/4 → 7/2 | note:e ]",
"[ 7/2 → 15/4 | note:d ]",
"[ 15/4 → 4/1 | note:c ]",
]
`;

20
test/__snapshots__/tunes.test.mjs.snap
View File

@ -8372,16 +8372,16 @@ exports[`renders tunes > tune: hyperpop 1`] = `
exports[`renders tunes > tune: juxUndTollerei 1`] = `
[
"[ 0/1 → 1/4 | note:bb3 s:sawtooth pan:0 cutoff:1188.2154262966046 lpattack:0.2 lpenv:-2 decay:0.05 sustain:0 room:0.6 delay:0.5 delaytime:0.1 delayfeedback:0.4 ]",
"[ 0/1 → 1/4 | note:c3 s:sawtooth pan:1 cutoff:1188.2154262966046 lpattack:0.2 lpenv:-2 decay:0.05 sustain:0 room:0.6 delay:0.5 delaytime:0.1 delayfeedback:0.4 ]",
"[ 1/4 → 1/2 | note:g3 s:sawtooth pan:0 cutoff:1361.2562095290161 lpattack:0.2 lpenv:-2 decay:0.05 sustain:0 room:0.6 delay:0.5 delaytime:0.1 delayfeedback:0.4 ]",
"[ 1/4 → 1/2 | note:eb3 s:sawtooth pan:1 cutoff:1361.2562095290161 lpattack:0.2 lpenv:-2 decay:0.05 sustain:0 room:0.6 delay:0.5 delaytime:0.1 delayfeedback:0.4 ]",
"[ 1/2 → 3/4 | note:eb3 s:sawtooth pan:0 cutoff:1524.257063143398 lpattack:0.2 lpenv:-2 decay:0.05 sustain:0 room:0.6 delay:0.5 delaytime:0.1 delayfeedback:0.4 ]",
"[ 1/2 → 3/4 | note:g3 s:sawtooth pan:1 cutoff:1524.257063143398 lpattack:0.2 lpenv:-2 decay:0.05 sustain:0 room:0.6 delay:0.5 delaytime:0.1 delayfeedback:0.4 ]",
"[ (101/200 → 1/1) ⇝ 201/200 | note:65 s:triangle pan:0 cutoff:1601.4815730092653 lpattack:0.2 lpenv:-2 decay:0.05 sustain:0 room:0.6 delay:0.5 delaytime:0.1 delayfeedback:0.4 ]",
"[ (101/200 → 1/1) ⇝ 201/200 | note:55 s:triangle pan:1 cutoff:1601.4815730092653 lpattack:0.2 lpenv:-2 decay:0.05 sustain:0 room:0.6 delay:0.5 delaytime:0.1 delayfeedback:0.4 ]",
"[ 3/4 → 1/1 | note:c3 s:sawtooth pan:0 cutoff:1670.953955747281 lpattack:0.2 lpenv:-2 decay:0.05 sustain:0 room:0.6 delay:0.5 delaytime:0.1 delayfeedback:0.4 ]",
"[ 3/4 → 1/1 | note:bb3 s:sawtooth pan:1 cutoff:1670.953955747281 lpattack:0.2 lpenv:-2 decay:0.05 sustain:0 room:0.6 delay:0.5 delaytime:0.1 delayfeedback:0.4 ]",
"[ 0/1 → 1/4 | note:c3 s:sawtooth pan:0 cutoff:1188.2154262966046 lpattack:0.2 lpenv:-2 decay:0.05 sustain:0 room:0.6 delay:0.5 delaytime:0.1 delayfeedback:0.4 ]",
"[ 0/1 → 1/4 | note:bb3 s:sawtooth pan:1 cutoff:1188.2154262966046 lpattack:0.2 lpenv:-2 decay:0.05 sustain:0 room:0.6 delay:0.5 delaytime:0.1 delayfeedback:0.4 ]",
"[ 1/4 → 1/2 | note:eb3 s:sawtooth pan:0 cutoff:1361.2562095290161 lpattack:0.2 lpenv:-2 decay:0.05 sustain:0 room:0.6 delay:0.5 delaytime:0.1 delayfeedback:0.4 ]",
"[ 1/4 → 1/2 | note:g3 s:sawtooth pan:1 cutoff:1361.2562095290161 lpattack:0.2 lpenv:-2 decay:0.05 sustain:0 room:0.6 delay:0.5 delaytime:0.1 delayfeedback:0.4 ]",
"[ 1/2 → 3/4 | note:g3 s:sawtooth pan:0 cutoff:1524.257063143398 lpattack:0.2 lpenv:-2 decay:0.05 sustain:0 room:0.6 delay:0.5 delaytime:0.1 delayfeedback:0.4 ]",
"[ 1/2 → 3/4 | note:eb3 s:sawtooth pan:1 cutoff:1524.257063143398 lpattack:0.2 lpenv:-2 decay:0.05 sustain:0 room:0.6 delay:0.5 delaytime:0.1 delayfeedback:0.4 ]",
"[ (101/200 → 1/1) ⇝ 201/200 | note:55 s:triangle pan:0 cutoff:1601.4815730092653 lpattack:0.2 lpenv:-2 decay:0.05 sustain:0 room:0.6 delay:0.5 delaytime:0.1 delayfeedback:0.4 ]",
"[ (101/200 → 1/1) ⇝ 201/200 | note:65 s:triangle pan:1 cutoff:1601.4815730092653 lpattack:0.2 lpenv:-2 decay:0.05 sustain:0 room:0.6 delay:0.5 delaytime:0.1 delayfeedback:0.4 ]",
"[ 3/4 → 1/1 | note:bb3 s:sawtooth pan:0 cutoff:1670.953955747281 lpattack:0.2 lpenv:-2 decay:0.05 sustain:0 room:0.6 delay:0.5 delaytime:0.1 delayfeedback:0.4 ]",
"[ 3/4 → 1/1 | note:c3 s:sawtooth pan:1 cutoff:1670.953955747281 lpattack:0.2 lpenv:-2 decay:0.05 sustain:0 room:0.6 delay:0.5 delaytime:0.1 delayfeedback:0.4 ]",
]
`;