node-query/node_modules/mysql/lib/protocol/packets/ResultSetHeaderPacket.js

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module.exports = ResultSetHeaderPacket;
function ResultSetHeaderPacket(options) {
options = options || {};
this.fieldCount = options.fieldCount;
this.extra = options.extra;
}
ResultSetHeaderPacket.prototype.parse = function(parser) {
this.fieldCount = parser.parseLengthCodedNumber();
if (parser.reachedPacketEnd()) return;
this.extra = (this.fieldCount === null)
? parser.parsePacketTerminatedString()
: parser.parseLengthCodedNumber();
};
ResultSetHeaderPacket.prototype.write = function(writer) {
writer.writeLengthCodedNumber(this.fieldCount);
if (this.extra !== undefined) {
writer.writeLengthCodedNumber(this.extra);
}
};