hap-nodejs
Version:
HAP-NodeJS is a Node.js implementation of HomeKit Accessory Server.
108 lines • 3.37 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.formatOutgoingCharacteristicValue = formatOutgoingCharacteristicValue;
exports.isNumericFormat = isNumericFormat;
exports.isUnsignedNumericFormat = isUnsignedNumericFormat;
exports.isIntegerNumericFormat = isIntegerNumericFormat;
exports.numericLowerBound = numericLowerBound;
exports.numericUpperBound = numericUpperBound;
function formatOutgoingCharacteristicValue(value, props) {
if (typeof value === "boolean") {
return value ? 1 : 0;
}
else if (typeof value === "number") {
if (!props.minStep || props.minStep >= 1) {
return value;
}
const base = props.minValue ?? 0;
const inverse = 1 / props.minStep;
return Math.round(((Math.round((value - base) * inverse) / inverse) + base) * 10000) / 10000;
}
return value;
}
/**
* @group Utils
*/
function isNumericFormat(format) {
switch (format) {
case "int" /* Formats.INT */:
case "float" /* Formats.FLOAT */:
case "uint8" /* Formats.UINT8 */:
case "uint16" /* Formats.UINT16 */:
case "uint32" /* Formats.UINT32 */:
case "uint64" /* Formats.UINT64 */:
return true;
default:
return false;
}
}
/**
* @group Utils
*/
function isUnsignedNumericFormat(format) {
switch (format) {
case "uint8" /* Formats.UINT8 */:
case "uint16" /* Formats.UINT16 */:
case "uint32" /* Formats.UINT32 */:
case "uint64" /* Formats.UINT64 */:
return true;
default:
return false;
}
}
/**
* @group Utils
*/
function isIntegerNumericFormat(format) {
switch (format) {
case "int" /* Formats.INT */:
case "uint8" /* Formats.UINT8 */:
case "uint16" /* Formats.UINT16 */:
case "uint32" /* Formats.UINT32 */:
case "uint64" /* Formats.UINT64 */:
return true;
default:
return false;
}
}
/**
* @group Utils
*/
function numericLowerBound(format) {
switch (format) {
case "int" /* Formats.INT */:
return -2147483648;
case "float" /* Formats.FLOAT */:
return -Number.MAX_VALUE;
case "uint8" /* Formats.UINT8 */:
case "uint16" /* Formats.UINT16 */:
case "uint32" /* Formats.UINT32 */:
case "uint64" /* Formats.UINT64 */:
return 0;
default:
throw new Error("Unable to determine numeric lower bound for " + format);
}
}
/**
* @group Utils
*/
function numericUpperBound(format) {
switch (format) {
case "int" /* Formats.INT */:
return 2147483647;
case "float" /* Formats.FLOAT */:
return Number.MAX_VALUE;
case "uint8" /* Formats.UINT8 */:
return 255;
case "uint16" /* Formats.UINT16 */:
return 65535;
case "uint32" /* Formats.UINT32 */:
return 4294967295;
case "uint64" /* Formats.UINT64 */:
// eslint-disable-next-line @typescript-eslint/no-loss-of-precision
return 18446744073709551615; // don't get fooled, javascript uses 18446744073709552000 here
default:
throw new Error("Unable to determine numeric lower bound for " + format);
}
}
//# sourceMappingURL=request-util.js.map