From 29850330789c9a0ce2b6351a9e370255b975e986 Mon Sep 17 00:00:00 2001
From: gammazero <gammazero@users.noreply.github.com>
Date: Thu, 19 Nov 2020 17:38:08 -0800
Subject: [PATCH] Fix vet warnings about conversion of int to string

Fixes issue #38
---
 .travis.yml       |  1 +
 multibase.go      |  2 +-
 multibase_test.go | 10 +++++-----
 3 files changed, 7 insertions(+), 6 deletions(-)

diff --git a/.travis.yml b/.travis.yml
index 09f9a4c..adfdd9d 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -5,6 +5,7 @@ language: go
 
 go:
   - 1.11.x
+  - 1.15.x
 
 env:
   global:
diff --git a/multibase.go b/multibase.go
index 87b8118..92975c2 100644
--- a/multibase.go
+++ b/multibase.go
@@ -84,7 +84,7 @@ func Encode(base Encoding, data []byte) (string, error) {
 	switch base {
 	case Identity:
 		// 0x00 inside a string is OK in golang and causes no problems with the length calculation.
-		return string(Identity) + string(data), nil
+		return string(rune(Identity)) + string(data), nil
 	case Base2:
 		return string(Base2) + binaryEncodeToString(data), nil
 	case Base16:
diff --git a/multibase_test.go b/multibase_test.go
index 12f24da..4f938d5 100644
--- a/multibase_test.go
+++ b/multibase_test.go
@@ -24,7 +24,7 @@ func TestMap(t *testing.T) {
 
 var sampleBytes = []byte("Decentralize everything!!!")
 var encodedSamples = map[Encoding]string{
-	Identity:          string(0x00) + "Decentralize everything!!!",
+	Identity:          string(rune(0x00)) + "Decentralize everything!!!",
 	Base2:             "00100010001100101011000110110010101101110011101000111001001100001011011000110100101111010011001010010000001100101011101100110010101110010011110010111010001101000011010010110111001100111001000010010000100100001",
 	Base16:            "f446563656e7472616c697a652065766572797468696e67212121",
 	Base16Upper:       "F446563656E7472616C697A652065766572797468696E67212121",
@@ -91,22 +91,22 @@ func TestRoundTrip(t *testing.T) {
 			continue
 		}
 
-		_, _, err := Decode(string(base) + "\u00A0")
+		_, _, err := Decode(string(rune(base)) + "\u00A0")
 		if err == nil {
 			t.Fatal(EncodingToStr[base] + " decode should fail on low-unicode")
 		}
 
-		_, _, err = Decode(string(base) + "\u1F4A8")
+		_, _, err = Decode(string(rune(base)) + "\u1F4A8")
 		if err == nil {
 			t.Fatal(EncodingToStr[base] + " decode should fail on emoji")
 		}
 
-		_, _, err = Decode(string(base) + "!")
+		_, _, err = Decode(string(rune(base)) + "!")
 		if err == nil {
 			t.Fatal(EncodingToStr[base] + " decode should fail on punctuation")
 		}
 
-		_, _, err = Decode(string(base) + "\xA0")
+		_, _, err = Decode(string(rune(base)) + "\xA0")
 		if err == nil {
 			t.Fatal(EncodingToStr[base] + " decode should fail on high-latin1")
 		}