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automated patternify, pseudo getters, string hacks

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This commit is contained in:
Felix Roos 2022-02-14 19:56:37 +01:00
parent f2acc12174
commit 240ebede6f
7 changed files with 184 additions and 69 deletions
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19
repl/src/tonal.ts
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@ -1,5 +1,5 @@
import { Note, Interval, Scale } from '@tonaljs/tonal';
import { Pattern as _Pattern } from '../../strudel.mjs';
import { Pattern as _Pattern, curry } from '../../strudel.mjs';
const Pattern = _Pattern as any;
@ -74,9 +74,11 @@ Pattern.prototype._transpose = function (intervalOrSemitones: string | number) {
return { value: Note.transpose(value, interval), scale };
});
};
Pattern.prototype.transpose = function (intervalOrSemitones: string | number) {
return this._patternify(Pattern.prototype._transpose)(intervalOrSemitones);
};
// TODO: find out how to patternify this function when it's standalone
// e.g. `stack(c3).superimpose(transpose(slowcat(7, 5)))` or
// or even `stack(c3).superimpose(transpose.slowcat(7, 5))` or
export const transpose = curry((a, pat) => pat.transpose(a))
Pattern.prototype._scaleTranspose = function (offset: number | string) {
return this._mapNotes(({ value, scale }: NoteEvent) => {
@ -86,14 +88,9 @@ Pattern.prototype._scaleTranspose = function (offset: number | string) {
return { value: scaleTranspose(scale, Number(offset), value), scale };
});
};
Pattern.prototype.scaleTranspose = function (offset: number | string) {
return this._patternify(Pattern.prototype._scaleTranspose)(offset);
};
Pattern.prototype._scale = function (scale: string) {
return this._mapNotes((value) => ({ ...value, scale }));
};
Pattern.prototype.scale = function (scale: string) {
return this._patternify(Pattern.prototype._scale)(scale);
};
Pattern.prototype.patternified = Pattern.prototype.patternified.concat(['transpose', 'scaleTranspose', 'scale']);
// Object.assign(Pattern.prototype.modifiers, { transpose })