vendor: github.com/mattn/go-shellwords@v1.0.4

go.mod

@@ -82,7 +82,7 @@ require (
 	github.com/masterzen/simplexml v0.0.0-20160608183007-4572e39b1ab9 // indirect
 	github.com/masterzen/winrm v0.0.0-20180224160350-7e40f93ae939
 	github.com/mattn/go-colorable v0.1.1
-	github.com/mattn/go-shellwords v1.0.1
+	github.com/mattn/go-shellwords v1.0.4
 	github.com/miekg/dns v1.0.8 // indirect
 	github.com/mitchellh/cli v1.0.0
 	github.com/mitchellh/colorstring v0.0.0-20190213212951-d06e56a500db

go.sum

@@ -259,8 +259,8 @@ github.com/mattn/go-isatty v0.0.4/go.mod h1:M+lRXTBqGeGNdLjl/ufCoiOlB5xdOkqRJdNx
 github.com/mattn/go-isatty v0.0.5 h1:tHXDdz1cpzGaovsTB+TVB8q90WEokoVmfMqoVcrLUgw=
 github.com/mattn/go-isatty v0.0.5/go.mod h1:Iq45c/XA43vh69/j3iqttzPXn0bhXyGjM0Hdxcsrc5s=
 github.com/mattn/go-runewidth v0.0.4/go.mod h1:LwmH8dsx7+W8Uxz3IHJYH5QSwggIsqBzpuz5H//U1FU=
-github.com/mattn/go-shellwords v1.0.1 h1:2/mQs/EosKUge1MHnAavnrNwa0wLnWDjG4dTYMGf/kI=
-github.com/mattn/go-shellwords v1.0.1/go.mod h1:3xCvwCdWdlDJUrvuMn7Wuy9eWs4pE8vqg+NOMyg4B2o=
+github.com/mattn/go-shellwords v1.0.4 h1:xmZZyxuP+bYKAKkA9ABYXVNJ+G/Wf3R8d8vAP3LDJJk=
+github.com/mattn/go-shellwords v1.0.4/go.mod h1:3xCvwCdWdlDJUrvuMn7Wuy9eWs4pE8vqg+NOMyg4B2o=
 github.com/matttproud/golang_protobuf_extensions v1.0.1 h1:4hp9jkHxhMHkqkrB3Ix0jegS5sx/RkqARlsWZ6pIwiU=
 github.com/matttproud/golang_protobuf_extensions v1.0.1/go.mod h1:D8He9yQNgCq6Z5Ld7szi9bcBfOoFv/3dc6xSMkL2PC0=
 github.com/microcosm-cc/bluemonday v1.0.1/go.mod h1:hsXNsILzKxV+sX77C5b8FSuKF00vh2OMYv+xgHpAMF4=

vendor/github.com/mattn/go-shellwords/LICENSE

@@ -0,0 +1,21 @@
+The MIT License (MIT)
+
+Copyright (c) 2017 Yasuhiro Matsumoto
+
+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.

vendor/github.com/mattn/go-shellwords/README.md

@@ -40,7 +40,7 @@ This is based on cpan module [Parse::CommandLine](https://metacpan.org/pod/Parse
 
 # License
 
-under the MIT License: http://mattn.mit-license.org/2014
+under the MIT License: http://mattn.mit-license.org/2017
 
 # Author
 

vendor/github.com/mattn/go-shellwords/go.mod

@@ -0,0 +1 @@
+module github.com/mattn/go-shellwords

vendor/github.com/mattn/go-shellwords/shellwords.go

@@ -21,13 +21,17 @@ func isSpace(r rune) bool {
 	return false
 }
 
-func replaceEnv(s string) string {
+func replaceEnv(getenv func(string) string, s string) string {
+	if getenv == nil {
+		getenv = os.Getenv
+	}
+
 	return envRe.ReplaceAllStringFunc(s, func(s string) string {
 		s = s[1:]
 		if s[0] == '{' {
 			s = s[1 : len(s)-1]
 		}
-		return os.Getenv(s)
+		return getenv(s)
 	})
 }
 
@@ -35,19 +39,28 @@ type Parser struct {
 	ParseEnv      bool
 	ParseBacktick bool
 	Position      int
+
+	// If ParseEnv is true, use this for getenv.
+	// If nil, use os.Getenv.
+	Getenv func(string) string
 }
 
 func NewParser() *Parser {
-	return &Parser{ParseEnv, ParseBacktick, 0}
+	return &Parser{
+		ParseEnv:      ParseEnv,
+		ParseBacktick: ParseBacktick,
+		Position:      0,
+	}
 }
 
 func (p *Parser) Parse(line string) ([]string, error) {
 	args := []string{}
 	buf := ""
-	var escaped, doubleQuoted, singleQuoted, backQuote bool
+	var escaped, doubleQuoted, singleQuoted, backQuote, dollarQuote bool
 	backtick := ""
 
 	pos := -1
+	got := false
 
 loop:
 	for i, r := range line {
@@ -67,22 +80,23 @@ loop:
 		}
 
 		if isSpace(r) {
-			if singleQuoted || doubleQuoted || backQuote {
+			if singleQuoted || doubleQuoted || backQuote || dollarQuote {
 				buf += string(r)
 				backtick += string(r)
-			} else if buf != "" {
+			} else if got {
 				if p.ParseEnv {
-					buf = replaceEnv(buf)
+					buf = replaceEnv(p.Getenv, buf)
 				}
 				args = append(args, buf)
 				buf = ""
+				got = false
 			}
 			continue
 		}
 
 		switch r {
 		case '`':
-			if !singleQuoted && !doubleQuoted {
+			if !singleQuoted && !doubleQuoted && !dollarQuote {
 				if p.ParseBacktick {
 					if backQuote {
 						out, err := shellRun(backtick)
@@ -98,37 +112,71 @@ loop:
 				backtick = ""
 				backQuote = !backQuote
 			}
+		case ')':
+			if !singleQuoted && !doubleQuoted && !backQuote {
+				if p.ParseBacktick {
+					if dollarQuote {
+						out, err := shellRun(backtick)
+						if err != nil {
+							return nil, err
+						}
+						buf = out
+					}
+					backtick = ""
+					dollarQuote = !dollarQuote
+					continue
+				}
+				backtick = ""
+				dollarQuote = !dollarQuote
+			}
+		case '(':
+			if !singleQuoted && !doubleQuoted && !backQuote {
+				if !dollarQuote && len(buf) > 0 && buf == "$" {
+					dollarQuote = true
+					buf += "("
+					continue
+				} else {
+					return nil, errors.New("invalid command line string")
+				}
+			}
 		case '"':
-			if !singleQuoted {
+			if !singleQuoted && !dollarQuote {
 				doubleQuoted = !doubleQuoted
 				continue
 			}
 		case '\'':
-			if !doubleQuoted {
+			if !doubleQuoted && !dollarQuote {
 				singleQuoted = !singleQuoted
 				continue
 			}
 		case ';', '&', '|', '<', '>':
 			if !(escaped || singleQuoted || doubleQuoted || backQuote) {
+				if r == '>' && len(buf) > 0 {
+					if c := buf[0]; '0' <= c && c <= '9' {
+						i -= 1
+						got = false
+					}
+				}
 				pos = i
 				break loop
 			}
 		}
 
+		got = true
 		buf += string(r)
-		if backQuote {
+		if backQuote || dollarQuote {
 			backtick += string(r)
 		}
 	}
 
-	if buf != "" {
+	if got {
 		if p.ParseEnv {
-			buf = replaceEnv(buf)
+			buf = replaceEnv(p.Getenv, buf)
 		}
 		args = append(args, buf)
 	}
 
-	if escaped || singleQuoted || doubleQuoted || backQuote {
+	if escaped || singleQuoted || doubleQuoted || backQuote || dollarQuote {
 		return nil, errors.New("invalid command line string")
 	}
 

vendor/github.com/mattn/go-shellwords/util_go15.go

@@ -0,0 +1,24 @@
+// +build !go1.6
+
+package shellwords
+
+import (
+	"os"
+	"os/exec"
+	"runtime"
+	"strings"
+)
+
+func shellRun(line string) (string, error) {
+	var b []byte
+	var err error
+	if runtime.GOOS == "windows" {
+		b, err = exec.Command(os.Getenv("COMSPEC"), "/c", line).Output()
+	} else {
+		b, err = exec.Command(os.Getenv("SHELL"), "-c", line).Output()
+	}
+	if err != nil {
+		return "", err
+	}
+	return strings.TrimSpace(string(b)), nil
+}

vendor/github.com/mattn/go-shellwords/util_posix.go

@@ -1,4 +1,4 @@
-// +build !windows
+// +build !windows,go1.6
 
 package shellwords
 
@@ -13,6 +13,9 @@ func shellRun(line string) (string, error) {
 	shell := os.Getenv("SHELL")
 	b, err := exec.Command(shell, "-c", line).Output()
 	if err != nil {
+		if eerr, ok := err.(*exec.ExitError); ok {
+			b = eerr.Stderr
+		}
 		return "", errors.New(err.Error() + ":" + string(b))
 	}
 	return strings.TrimSpace(string(b)), nil

vendor/github.com/mattn/go-shellwords/util_windows.go

@@ -1,3 +1,5 @@
+// +build windows,go1.6
+
 package shellwords
 
 import (
@@ -11,6 +13,9 @@ func shellRun(line string) (string, error) {
 	shell := os.Getenv("COMSPEC")
 	b, err := exec.Command(shell, "/c", line).Output()
 	if err != nil {
+		if eerr, ok := err.(*exec.ExitError); ok {
+			b = eerr.Stderr
+		}
 		return "", errors.New(err.Error() + ":" + string(b))
 	}
 	return strings.TrimSpace(string(b)), nil

vendor/modules.txt

@@ -372,7 +372,7 @@ github.com/masterzen/winrm/soap
 github.com/mattn/go-colorable
 # github.com/mattn/go-isatty v0.0.5
 github.com/mattn/go-isatty
-# github.com/mattn/go-shellwords v1.0.1
+# github.com/mattn/go-shellwords v1.0.4
 github.com/mattn/go-shellwords
 # github.com/mitchellh/cli v1.0.0
 github.com/mitchellh/cli