tedious
Version:
A TDS driver, for connecting to MS SQLServer databases.
47 lines (46 loc) • 4.8 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = void 0;
var _floatn = _interopRequireDefault(require("./floatn"));
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
const NULL_LENGTH = Buffer.from([0x00]);
const Float = {
id: 0x3E,
type: 'FLT8',
name: 'Float',
declaration: function () {
return 'float';
},
generateTypeInfo() {
return Buffer.from([_floatn.default.id, 0x08]);
},
generateParameterLength(parameter, options) {
if (parameter.value == null) {
return NULL_LENGTH;
}
return Buffer.from([0x08]);
},
*generateParameterData(parameter, options) {
if (parameter.value == null) {
return;
}
const buffer = Buffer.alloc(8);
buffer.writeDoubleLE(parseFloat(parameter.value), 0);
yield buffer;
},
validate: function (value) {
if (value == null) {
return null;
}
value = parseFloat(value);
if (isNaN(value)) {
throw new TypeError('Invalid number.');
}
return value;
}
};
var _default = exports.default = Float;
module.exports = Float;
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