status-im/status-go

package node

import (
    "reflect"
    "unicode"
)

// firstCharToLower converts to first character of name to lowercase.
func firstCharToLower(name string) string {
    ret := []rune(name)
    if len(ret) > 0 {
        ret[0] = unicode.ToLower(ret[0])
    }
    return string(ret)
}

// addSuitableCallbacks iterates over the methods of the given type and adds them to
// the methods list
// This is taken from go-ethereum services
func addSuitableCallbacks(receiver reflect.Value, namespace string, methods map[string]bool) {
    typ := receiver.Type()
    for m := 0; m < typ.NumMethod(); m++ {
        method := typ.Method(m)
        if method.PkgPath != "" {
            continue // method not exported
        }
        name := firstCharToLower(method.Name)
        methods[namespace+"_"+name] = true
    }
}