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Prevent setting onCharactericChanged callback to null.

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Evelyn Eastmond 2019-01-16 19:50:32 -05:00
parent 6e290ea937
commit 802f752ded
1 changed files with 3 additions and 1 deletions
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4
src/io/ble.js
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@ -126,7 +126,9 @@ class BLE extends JSONRPCWebSocket {
if (optStartNotifications) { if (optStartNotifications) {
params.startNotifications = true; params.startNotifications = true;
} }
this._characteristicDidChangeCallback = onCharacteristicChanged; if (onCharacteristicChanged) {
this._characteristicDidChangeCallback = onCharacteristicChanged;
}
return this.sendRemoteRequest('read', params) return this.sendRemoteRequest('read', params)
.catch(e => { .catch(e => {
this.handleDisconnectError(e); this.handleDisconnectError(e);