From 331597b9f8a7942cbcb233a328301e4d5bf94fb0 Mon Sep 17 00:00:00 2001
From: Tulir Asokan <tulir@maunium.net>
Date: Fri, 11 Jan 2019 23:28:47 +0200
Subject: Switch to Go modules and make other changes

---
 .../mattn/go-runewidth/runewidth_posix.go          | 77 ----------------------
 1 file changed, 77 deletions(-)
 delete mode 100644 vendor/github.com/mattn/go-runewidth/runewidth_posix.go

(limited to 'vendor/github.com/mattn/go-runewidth/runewidth_posix.go')

diff --git a/vendor/github.com/mattn/go-runewidth/runewidth_posix.go b/vendor/github.com/mattn/go-runewidth/runewidth_posix.go
deleted file mode 100644
index c579e9a..0000000
--- a/vendor/github.com/mattn/go-runewidth/runewidth_posix.go
+++ /dev/null
@@ -1,77 +0,0 @@
-// +build !windows,!js
-
-package runewidth
-
-import (
-	"os"
-	"regexp"
-	"strings"
-)
-
-var reLoc = regexp.MustCompile(`^[a-z][a-z][a-z]?(?:_[A-Z][A-Z])?\.(.+)`)
-
-var mblenTable = map[string]int{
-	"utf-8":   6,
-	"utf8":    6,
-	"jis":     8,
-	"eucjp":   3,
-	"euckr":   2,
-	"euccn":   2,
-	"sjis":    2,
-	"cp932":   2,
-	"cp51932": 2,
-	"cp936":   2,
-	"cp949":   2,
-	"cp950":   2,
-	"big5":    2,
-	"gbk":     2,
-	"gb2312":  2,
-}
-
-func isEastAsian(locale string) bool {
-	charset := strings.ToLower(locale)
-	r := reLoc.FindStringSubmatch(locale)
-	if len(r) == 2 {
-		charset = strings.ToLower(r[1])
-	}
-
-	if strings.HasSuffix(charset, "@cjk_narrow") {
-		return false
-	}
-
-	for pos, b := range []byte(charset) {
-		if b == '@' {
-			charset = charset[:pos]
-			break
-		}
-	}
-	max := 1
-	if m, ok := mblenTable[charset]; ok {
-		max = m
-	}
-	if max > 1 && (charset[0] != 'u' ||
-		strings.HasPrefix(locale, "ja") ||
-		strings.HasPrefix(locale, "ko") ||
-		strings.HasPrefix(locale, "zh")) {
-		return true
-	}
-	return false
-}
-
-// IsEastAsian return true if the current locale is CJK
-func IsEastAsian() bool {
-	locale := os.Getenv("LC_CTYPE")
-	if locale == "" {
-		locale = os.Getenv("LANG")
-	}
-
-	// ignore C locale
-	if locale == "POSIX" || locale == "C" {
-		return false
-	}
-	if len(locale) > 1 && locale[0] == 'C' && (locale[1] == '.' || locale[1] == '-') {
-		return false
-	}
-
-	return isEastAsian(locale)
-}
-- 
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