vendor: remove unused code

cmd/vendor/github.com/coreos/go-semver/example.go

@@ -1,20 +0,0 @@
-package main
-
-import (
-	"fmt"
-	"github.com/coreos/go-semver/semver"
-	"os"
-)
-
-func main() {
-	vA, err := semver.NewVersion(os.Args[1])
-	if err != nil {
-		fmt.Println(err.Error())
-	}
-	vB, err := semver.NewVersion(os.Args[2])
-	if err != nil {
-		fmt.Println(err.Error())
-	}
-
-	fmt.Printf("%s < %s == %t\n", vA, vB, vA.LessThan(*vB))
-}

cmd/vendor/github.com/kballard/go-shellquote/LICENSE

@@ -1,19 +0,0 @@
-Copyright (C) 2014 Kevin Ballard
-
-Permission is hereby granted, free of charge, to any person obtaining
-a copy of this software and associated documentation files (the "Software"),
-to deal in the Software without restriction, including without limitation
-the rights to use, copy, modify, merge, publish, distribute, sublicense,
-and/or sell copies of the Software, and to permit persons to whom the
-Software is furnished to do so, subject to the following conditions:
-
-The above copyright notice and this permission notice shall be included
-in all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
-EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
-OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
-IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
-DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
-TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE
-OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

cmd/vendor/github.com/kballard/go-shellquote/doc.go

@@ -1,3 +0,0 @@
-// Shellquote provides utilities for joining/splitting strings using sh's
-// word-splitting rules.
-package shellquote

cmd/vendor/github.com/kballard/go-shellquote/quote.go

@@ -1,102 +0,0 @@
-package shellquote
-
-import (
-	"bytes"
-	"strings"
-	"unicode/utf8"
-)
-
-// Join quotes each argument and joins them with a space.
-// If passed to /bin/sh, the resulting string will be split back into the
-// original arguments.
-func Join(args ...string) string {
-	var buf bytes.Buffer
-	for i, arg := range args {
-		if i != 0 {
-			buf.WriteByte(' ')
-		}
-		quote(arg, &buf)
-	}
-	return buf.String()
-}
-
-const (
-	specialChars      = "\\'\"`${[|&;<>()*?!"
-	extraSpecialChars = " \t\n"
-	prefixChars       = "~"
-)
-
-func quote(word string, buf *bytes.Buffer) {
-	// We want to try to produce a "nice" output. As such, we will
-	// backslash-escape most characters, but if we encounter a space, or if we
-	// encounter an extra-special char (which doesn't work with
-	// backslash-escaping) we switch over to quoting the whole word. We do this
-	// with a space because it's typically easier for people to read multi-word
-	// arguments when quoted with a space rather than with ugly backslashes
-	// everywhere.
-	origLen := buf.Len()
-
-	if len(word) == 0 {
-		// oops, no content
-		buf.WriteString("''")
-		return
-	}
-
-	cur, prev := word, word
-	atStart := true
-	for len(cur) > 0 {
-		c, l := utf8.DecodeRuneInString(cur)
-		cur = cur[l:]
-		if strings.ContainsRune(specialChars, c) || (atStart && strings.ContainsRune(prefixChars, c)) {
-			// copy the non-special chars up to this point
-			if len(cur) < len(prev) {
-				buf.WriteString(prev[0 : len(prev)-len(cur)-l])
-			}
-			buf.WriteByte('\\')
-			buf.WriteRune(c)
-			prev = cur
-		} else if strings.ContainsRune(extraSpecialChars, c) {
-			// start over in quote mode
-			buf.Truncate(origLen)
-			goto quote
-		}
-		atStart = false
-	}
-	if len(prev) > 0 {
-		buf.WriteString(prev)
-	}
-	return
-
-quote:
-	// quote mode
-	// Use single-quotes, but if we find a single-quote in the word, we need
-	// to terminate the string, emit an escaped quote, and start the string up
-	// again
-	inQuote := false
-	for len(word) > 0 {
-		i := strings.IndexRune(word, '\'')
-		if i == -1 {
-			break
-		}
-		if i > 0 {
-			if !inQuote {
-				buf.WriteByte('\'')
-				inQuote = true
-			}
-			buf.WriteString(word[0:i])
-			word = word[i+1:]
-		}
-		if inQuote {
-			buf.WriteByte('\'')
-			inQuote = false
-		}
-		buf.WriteString("\\'")
-	}
-	if len(word) > 0 {
-		if !inQuote {
-			buf.WriteByte('\'')
-		}
-		buf.WriteString(word)
-		buf.WriteByte('\'')
-	}
-}

cmd/vendor/github.com/kballard/go-shellquote/unquote.go

@@ -1,144 +0,0 @@
-package shellquote
-
-import (
-	"bytes"
-	"errors"
-	"strings"
-	"unicode/utf8"
-)
-
-var (
-	UnterminatedSingleQuoteError = errors.New("Unterminated single-quoted string")
-	UnterminatedDoubleQuoteError = errors.New("Unterminated double-quoted string")
-	UnterminatedEscapeError      = errors.New("Unterminated backslash-escape")
-)
-
-var (
-	splitChars        = " \n\t"
-	singleChar        = '\''
-	doubleChar        = '"'
-	escapeChar        = '\\'
-	doubleEscapeChars = "$`\"\n\\"
-)
-
-// Split splits a string according to /bin/sh's word-splitting rules. It
-// supports backslash-escapes, single-quotes, and double-quotes. Notably it does
-// not support the $'' style of quoting. It also doesn't attempt to perform any
-// other sort of expansion, including brace expansion, shell expansion, or
-// pathname expansion.
-//
-// If the given input has an unterminated quoted string or ends in a
-// backslash-escape, one of UnterminatedSingleQuoteError,
-// UnterminatedDoubleQuoteError, or UnterminatedEscapeError is returned.
-func Split(input string) (words []string, err error) {
-	var buf bytes.Buffer
-	words = make([]string, 0)
-
-	for len(input) > 0 {
-		// skip any splitChars at the start
-		c, l := utf8.DecodeRuneInString(input)
-		if strings.ContainsRune(splitChars, c) {
-			input = input[l:]
-			continue
-		}
-
-		var word string
-		word, input, err = splitWord(input, &buf)
-		if err != nil {
-			return
-		}
-		words = append(words, word)
-	}
-	return
-}
-
-func splitWord(input string, buf *bytes.Buffer) (word string, remainder string, err error) {
-	buf.Reset()
-
-raw:
-	{
-		cur := input
-		for len(cur) > 0 {
-			c, l := utf8.DecodeRuneInString(cur)
-			cur = cur[l:]
-			if c == singleChar {
-				buf.WriteString(input[0 : len(input)-len(cur)-l])
-				input = cur
-				goto single
-			} else if c == doubleChar {
-				buf.WriteString(input[0 : len(input)-len(cur)-l])
-				input = cur
-				goto double
-			} else if c == escapeChar {
-				buf.WriteString(input[0 : len(input)-len(cur)-l])
-				input = cur
-				goto escape
-			} else if strings.ContainsRune(splitChars, c) {
-				buf.WriteString(input[0 : len(input)-len(cur)-l])
-				return buf.String(), cur, nil
-			}
-		}
-		if len(input) > 0 {
-			buf.WriteString(input)
-			input = ""
-		}
-		goto done
-	}
-
-escape:
-	{
-		if len(input) == 0 {
-			return "", "", UnterminatedEscapeError
-		}
-		c, l := utf8.DecodeRuneInString(input)
-		if c == '\n' {
-			// a backslash-escaped newline is elided from the output entirely
-		} else {
-			buf.WriteString(input[:l])
-		}
-		input = input[l:]
-	}
-	goto raw
-
-single:
-	{
-		i := strings.IndexRune(input, singleChar)
-		if i == -1 {
-			return "", "", UnterminatedSingleQuoteError
-		}
-		buf.WriteString(input[0:i])
-		input = input[i+1:]
-		goto raw
-	}
-
-double:
-	{
-		cur := input
-		for len(cur) > 0 {
-			c, l := utf8.DecodeRuneInString(cur)
-			cur = cur[l:]
-			if c == doubleChar {
-				buf.WriteString(input[0 : len(input)-len(cur)-l])
-				input = cur
-				goto raw
-			} else if c == escapeChar {
-				// bash only supports certain escapes in double-quoted strings
-				c2, l2 := utf8.DecodeRuneInString(cur)
-				cur = cur[l2:]
-				if strings.ContainsRune(doubleEscapeChars, c2) {
-					buf.WriteString(input[0 : len(input)-len(cur)-l-l2])
-					if c2 == '\n' {
-						// newline is special, skip the backslash entirely
-					} else {
-						buf.WriteRune(c2)
-					}
-					input = cur
-				}
-			}
-		}
-		return "", "", UnterminatedDoubleQuoteError
-	}
-
-done:
-	return buf.String(), input, nil
-}

glide.lock

@@ -65,8 +65,6 @@ imports:
   version: 76626ae9c91c4f2a10f34cad8ce83ea42c93bb75
 - name: github.com/jonboulle/clockwork
   version: 2eee05ed794112d45db504eb05aa693efd2b8b09
-- name: github.com/kballard/go-shellquote
-  version: d8ec1a69a250a17bb0e419c386eac1f3711dc142
 - name: github.com/kr/pty
   version: f7ee69f31298ecbe5d2b349c711e2547a617d398
 - name: github.com/mattn/go-runewidth

glide.yaml

@@ -63,8 +63,6 @@ import:
   version: 76626ae9c91c4f2a10f34cad8ce83ea42c93bb75
 - package: github.com/jonboulle/clockwork
   version: v0.1.0
-- package: github.com/kballard/go-shellquote
-  version: d8ec1a69a250a17bb0e419c386eac1f3711dc142
 - package: github.com/kr/pty
   version: f7ee69f31298ecbe5d2b349c711e2547a617d398
 - package: github.com/mattn/go-runewidth