From 9f21fbbfd52c2bd819d737938720976e9f3dc9e0 Mon Sep 17 00:00:00 2001
From: Evgeniy Kulikov <kim@nspcc.ru>
Date: Thu, 21 Nov 2019 17:32:08 +0300
Subject: [PATCH] docs: add doc comment for LoadPrivateKey

---
 load.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/load.go b/load.go
index 601e89e..7c61277 100644
--- a/load.go
+++ b/load.go
@@ -8,6 +8,10 @@ import (
 	"github.com/pkg/errors"
 )
 
+// LoadPrivateKey allows to load private key from various formats:
+// - wif string
+// - hex string
+// - file path (D-bytes or SEC 1 / ASN.1 DER form)
 func LoadPrivateKey(val string) (*ecdsa.PrivateKey, error) {
 	if data, err := ioutil.ReadFile(val); err == nil {
 		return UnmarshalPrivateKey(data)