route/vendor/layeh.com/gopher-luar/util.go

37 lines
698 B
Go

package luar
import (
"fmt"
"reflect"
"unicode"
"unicode/utf8"
"github.com/yuin/gopher-lua"
)
func check(L *lua.LState, idx int) (ref reflect.Value, mt *Metatable) {
ud := L.CheckUserData(idx)
ref = reflect.ValueOf(ud.Value)
mt = &Metatable{LTable: ud.Metatable.(*lua.LTable)}
return
}
func tostring(L *lua.LState) int {
ud := L.CheckUserData(1)
value := ud.Value
if stringer, ok := value.(fmt.Stringer); ok {
L.Push(lua.LString(stringer.String()))
} else {
L.Push(lua.LString(ud.String()))
}
return 1
}
func getUnexportedName(name string) string {
first, n := utf8.DecodeRuneInString(name)
if n == 0 {
return name
}
return string(unicode.ToLower(first)) + name[n:]
}