From c0dd68766e0e5c80c1c4382b2f6ba9f0da9518f9 Mon Sep 17 00:00:00 2001
From: pedromorgan <pedromorgan@gmail.com>
Date: Wed, 6 Dec 2017 21:30:53 +0000
Subject: [PATCH] Ditch go < 1.5 (and no external dependancies)

---
 .travis.yml  |  3 ---
 README.md    |  2 +-
 mime.go      |  1 -
 mime_go14.go | 25 -------------------------
 4 files changed, 1 insertion(+), 30 deletions(-)
 delete mode 100644 mime_go14.go

diff --git a/.travis.yml b/.travis.yml
index 64e9339..20b1123 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,9 +1,6 @@
 language: go
 
 go:
-  - 1.2x
-  - 1.3x
-  - 1.4x
   - 1.5x
   - 1.6x
   - 1.7x
diff --git a/README.md b/README.md
index 6b549af..f4b4ad7 100644
--- a/README.md
+++ b/README.md
@@ -14,7 +14,7 @@ is easy to implement other methods for sending emails using a local Postfix, an
 API, etc.
 
 
-It requires Go 1.2 or newer. With Go 1.5, no external dependencies are used.
+It requires Go 1.5 or newer.
 
 
 ## Features
diff --git a/mime.go b/mime.go
index 194d4a7..3aab82d 100644
--- a/mime.go
+++ b/mime.go
@@ -1,4 +1,3 @@
-// +build go1.5
 
 package gomail
 
diff --git a/mime_go14.go b/mime_go14.go
deleted file mode 100644
index 3dc26aa..0000000
--- a/mime_go14.go
+++ /dev/null
@@ -1,25 +0,0 @@
-// +build !go1.5
-
-package gomail
-
-import "gopkg.in/alexcesaro/quotedprintable.v3"
-
-var newQPWriter = quotedprintable.NewWriter
-
-type mimeEncoder struct {
-	quotedprintable.WordEncoder
-}
-
-var (
-	bEncoding     = mimeEncoder{quotedprintable.BEncoding}
-	qEncoding     = mimeEncoder{quotedprintable.QEncoding}
-	lastIndexByte = func(s string, c byte) int {
-		for i := len(s) - 1; i >= 0; i-- {
-
-			if s[i] == c {
-				return i
-			}
-		}
-		return -1
-	}
-)