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Null check

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This commit is contained in:
Caitlin Hennessy
2017-12-08 11:16:47 -08:00
parent 2d7a108e79
commit e87e1767b5
1 changed files with 1 additions and 1 deletions
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2
sim/state/sounds.ts
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@ -22,7 +22,7 @@ namespace pxsim.SoundMethods {
} }
export function play(buf: RefBuffer, volume: number) { export function play(buf: RefBuffer, volume: number) {
if (numSoundsPlaying >= soundsLimit) { if (!buf || numSoundsPlaying >= soundsLimit) {
return Promise.resolve(); return Promise.resolve();
} }
return new Promise<void>(resolve => { return new Promise<void>(resolve => {