/usr/share/gocode/src/github.com/Unknwon/com/cmd.go is in golang-github-unknwon-com-dev 0.0~git20151008.0.28b053d-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 | // +build go1.2
// Copyright 2013 com authors
//
// Licensed under the Apache License, Version 2.0 (the "License"): you may
// not use this file except in compliance with the License. You may obtain
// a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
// License for the specific language governing permissions and limitations
// under the License.
// Package com is an open source project for commonly used functions for the Go programming language.
package com
import (
"bytes"
"fmt"
"os/exec"
"runtime"
"strings"
)
// ExecCmdDirBytes executes system command in given directory
// and return stdout, stderr in bytes type, along with possible error.
func ExecCmdDirBytes(dir, cmdName string, args ...string) ([]byte, []byte, error) {
bufOut := new(bytes.Buffer)
bufErr := new(bytes.Buffer)
cmd := exec.Command(cmdName, args...)
cmd.Dir = dir
cmd.Stdout = bufOut
cmd.Stderr = bufErr
err := cmd.Run()
return bufOut.Bytes(), bufErr.Bytes(), err
}
// ExecCmdBytes executes system command
// and return stdout, stderr in bytes type, along with possible error.
func ExecCmdBytes(cmdName string, args ...string) ([]byte, []byte, error) {
return ExecCmdDirBytes("", cmdName, args...)
}
// ExecCmdDir executes system command in given directory
// and return stdout, stderr in string type, along with possible error.
func ExecCmdDir(dir, cmdName string, args ...string) (string, string, error) {
bufOut, bufErr, err := ExecCmdDirBytes(dir, cmdName, args...)
return string(bufOut), string(bufErr), err
}
// ExecCmd executes system command
// and return stdout, stderr in string type, along with possible error.
func ExecCmd(cmdName string, args ...string) (string, string, error) {
return ExecCmdDir("", cmdName, args...)
}
// _________ .__ .____
// \_ ___ \ ____ | | ___________ | | ____ ____
// / \ \/ / _ \| | / _ \_ __ \ | | / _ \ / ___\
// \ \___( <_> ) |_( <_> ) | \/ | |__( <_> ) /_/ >
// \______ /\____/|____/\____/|__| |_______ \____/\___ /
// \/ \/ /_____/
// Color number constants.
const (
Gray = uint8(iota + 90)
Red
Green
Yellow
Blue
Magenta
//NRed = uint8(31) // Normal
EndColor = "\033[0m"
)
// getColorLevel returns colored level string by given level.
func getColorLevel(level string) string {
level = strings.ToUpper(level)
switch level {
case "TRAC":
return fmt.Sprintf("\033[%dm%s\033[0m", Blue, level)
case "ERRO":
return fmt.Sprintf("\033[%dm%s\033[0m", Red, level)
case "WARN":
return fmt.Sprintf("\033[%dm%s\033[0m", Magenta, level)
case "SUCC":
return fmt.Sprintf("\033[%dm%s\033[0m", Green, level)
default:
return level
}
}
// ColorLogS colors log and return colored content.
// Log format: <level> <content [highlight][path]> [ error ].
// Level: TRAC -> blue; ERRO -> red; WARN -> Magenta; SUCC -> green; others -> default.
// Content: default; path: yellow; error -> red.
// Level has to be surrounded by "[" and "]".
// Highlights have to be surrounded by "# " and " #"(space), "#" will be deleted.
// Paths have to be surrounded by "( " and " )"(space).
// Errors have to be surrounded by "[ " and " ]"(space).
// Note: it hasn't support windows yet, contribute is welcome.
func ColorLogS(format string, a ...interface{}) string {
log := fmt.Sprintf(format, a...)
var clog string
if runtime.GOOS != "windows" {
// Level.
i := strings.Index(log, "]")
if log[0] == '[' && i > -1 {
clog += "[" + getColorLevel(log[1:i]) + "]"
}
log = log[i+1:]
// Error.
log = strings.Replace(log, "[ ", fmt.Sprintf("[\033[%dm", Red), -1)
log = strings.Replace(log, " ]", EndColor+"]", -1)
// Path.
log = strings.Replace(log, "( ", fmt.Sprintf("(\033[%dm", Yellow), -1)
log = strings.Replace(log, " )", EndColor+")", -1)
// Highlights.
log = strings.Replace(log, "# ", fmt.Sprintf("\033[%dm", Gray), -1)
log = strings.Replace(log, " #", EndColor, -1)
} else {
// Level.
i := strings.Index(log, "]")
if log[0] == '[' && i > -1 {
clog += "[" + log[1:i] + "]"
}
log = log[i+1:]
// Error.
log = strings.Replace(log, "[ ", "[", -1)
log = strings.Replace(log, " ]", "]", -1)
// Path.
log = strings.Replace(log, "( ", "(", -1)
log = strings.Replace(log, " )", ")", -1)
// Highlights.
log = strings.Replace(log, "# ", "", -1)
log = strings.Replace(log, " #", "", -1)
}
return clog + log
}
// ColorLog prints colored log to stdout.
// See color rules in function 'ColorLogS'.
func ColorLog(format string, a ...interface{}) {
fmt.Print(ColorLogS(format, a...))
}
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