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support "s" as "#" alternative inside note names

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This commit is contained in:
Felix Roos 2022-06-27 00:03:06 +02:00
parent a89fa766ea
commit dd3f4e4751
1 changed files with 2 additions and 2 deletions
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4
packages/core/util.mjs
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@ -10,7 +10,7 @@ export const tokenizeNote = (note) => {
if (typeof note !== 'string') { if (typeof note !== 'string') {
return []; return [];
} }
const [pc, acc = '', oct] = note.match(/^([a-gA-G])([#b]*)([0-9])?$/)?.slice(1) || []; const [pc, acc = '', oct] = note.match(/^([a-gA-G])([#bs]*)([0-9])?$/)?.slice(1) || [];
if (!pc) { if (!pc) {
return []; return [];
} }
@ -24,7 +24,7 @@ export const toMidi = (note) => {
throw new Error('not a note: "' + note + '"'); throw new Error('not a note: "' + note + '"');
} }
const chroma = { c: 0, d: 2, e: 4, f: 5, g: 7, a: 9, b: 11 }[pc.toLowerCase()]; const chroma = { c: 0, d: 2, e: 4, f: 5, g: 7, a: 9, b: 11 }[pc.toLowerCase()];
const offset = acc?.split('').reduce((o, char) => o + { '#': 1, b: -1 }[char], 0) || 0; const offset = acc?.split('').reduce((o, char) => o + { '#': 1, b: -1, s: 1 }[char], 0) || 0;
return (Number(oct) + 1) * 12 + chroma + offset; return (Number(oct) + 1) * 12 + chroma + offset;
}; };
export const fromMidi = (n) => { export const fromMidi = (n) => {