Golang implementation of 51Degrees/Device-Detection based on trie without cgo.
Installation
go get github.com/IncSW/fifd
import "github.com/IncSW/fifd"Quick Start
reader, err := fifd.NewReaderFromFile("path/to/51DegreesV3.4.trie")
if err != nil {
panic(err)
}
device := reader.MatchDevice("UserAgent")
fmt.Println(device.GetValue("BrowserName"), device.GetValue("BrowserVersion"))Performance
Go 1.14.2, Debian 9.1, i7-7700
fixed ua: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:60.0) Gecko/20100101 Firefox/60.0
fifd/fixed-8 1291940 927 ns/op 0 B/op 0 allocs/op
cgo/fixed-8 533149 2214 ns/op 224 B/op 19 allocs/op
fifd/fixed-parallel-8 6384787 189 ns/op 0 B/op 0 allocs/op
cgo/fixed-parallel-8 2139506 554 ns/op 224 B/op 19 allocs/op
fifd/range-8 422196 2720 ns/op 0 B/op 0 allocs/op
cgo/range-8 404926 2964 ns/op 235 B/op 18 allocs/op
fifd/range-parallel-8 2738305 430 ns/op 0 B/op 0 allocs/op
cgo/range-parallel-8 1810068 657 ns/op 235 B/op 18 allocs/op