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Revamp config, Gofmt project, and clean up unneeded code

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This commit is contained in:
Elara 2021-01-03 19:41:26 -08:00
parent a7428315e3
commit 93c80f01b8
20 changed files with 316 additions and 237 deletions
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1
.gitignore vendored
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@ -2,4 +2,5 @@ pak
pak-linux-x86_64
pak-linux-aarch64
pak-macos
pak-new.toml
.idea

80
Makefile
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@ -5,83 +5,29 @@ pak: main.go
installbinonly: pak
install -Dm755 pak $(DESTDIR)/usr/bin/pak
mkdir -p $(DESTDIR)/etc/pak.d
aptinstall: plugins/apt/pak.cfg pak
install -Dm644 plugins/apt/pak.cfg $(DESTDIR)/etc/pak.cfg
mkdir -p $(DESTDIR)/etc/pak.d
install -Dm644 plugins/snap/pak.cfg $(DESTDIR)/etc/pak.d/snap.cfg
install -Dm644 plugins/yay/pak.cfg $(DESTDIR)/etc/pak.d/yay.cfg
install -Dm644 plugins/zypper/pak.cfg $(DESTDIR)/etc/pak.d/zypper.cfg
install -Dm644 plugins/pacman/pak.cfg $(DESTDIR)/etc/pak.d/pacman.cfg
install -Dm644 plugins/brew/pak.cfg $(DESTDIR)/etc/pak.d/brew.cfg
install -Dm644 plugins/aptitude/pak.cfg $(DESTDIR)/etc/pak.d/aptitude.cfg
install -Dm755 pak $(DESTDIR)/usr/bin/pak
aptinstall: install-config.sh pak.toml pak
install -Dm644 pak.toml $(DESTDIR)/etc/pak.toml
bash install-config.sh apt $(DESTDIR)
snapinstall: plugins/snap/pak.cfg pak
install -Dm644 plugins/snap/pak.cfg $(DESTDIR)/etc/pak.cfg
mkdir -p $(DESTDIR)/etc/pak.d
install -Dm644 plugins/apt/pak.cfg $(DESTDIR)/etc/pak.d/apt.cfg
install -Dm644 plugins/yay/pak.cfg $(DESTDIR)/etc/pak.d/yay.cfg
install -Dm644 plugins/zypper/pak.cfg $(DESTDIR)/etc/pak.d/zypper.cfg
install -Dm644 plugins/pacman/pak.cfg $(DESTDIR)/etc/pak.d/pacman.cfg
install -Dm644 plugins/brew/pak.cfg $(DESTDIR)/etc/pak.d/brew.cfg
install -Dm644 plugins/aptitude/pak.cfg $(DESTDIR)/etc/pak.d/aptitude.cfg
snapinstall: install-config.sh pak.toml pak
install -Dm755 pak $(DESTDIR)/usr/bin/pak
bash install-config.sh snap $(DESTDIR)
yayinstall: plugins/yay/pak.cfg pak
install -Dm644 plugins/yay/pak.cfg $(DESTDIR)/etc/pak.cfg
mkdir -p $(DESTDIR)/etc/pak.d
install -Dm644 plugins/snap/pak.cfg $(DESTDIR)/etc/pak.d/snap.cfg
install -Dm644 plugins/apt/pak.cfg $(DESTDIR)/etc/pak.d/apt.cfg
install -Dm644 plugins/zypper/pak.cfg $(DESTDIR)/etc/pak.d/zypper.cfg
install -Dm644 plugins/pacman/pak.cfg $(DESTDIR)/etc/pak.d/pacman.cfg
install -Dm644 plugins/brew/pak.cfg $(DESTDIR)/etc/pak.d/brew.cfg
install -Dm644 plugins/aptitude/pak.cfg $(DESTDIR)/etc/pak.d/aptitude.cfg
yayinstall: install-config.sh pak.toml pak
install -Dm755 pak $(DESTDIR)/usr/bin/pak
bash install-config.sh yay $(DESTDIR)
pacinstall: plugins/pacman/pak.cfg pak
install -Dm644 plugins/pacman/pak.cfg $(DESTDIR)/etc/pak.cfg
mkdir -p $(DESTDIR)/etc/pak.d
install -Dm644 plugins/snap/pak.cfg $(DESTDIR)/etc/pak.d/snap.cfg
install -Dm644 plugins/yay/pak.cfg $(DESTDIR)/etc/pak.d/yay.cfg
install -Dm644 plugins/zypper/pak.cfg $(DESTDIR)/etc/pak.d/zypper.cfg
install -Dm644 plugins/apt/pak.cfg $(DESTDIR)/etc/pak.d/apt.cfg
install -Dm644 plugins/brew/pak.cfg $(DESTDIR)/etc/pak.d/brew.cfg
install -Dm644 plugins/aptitude/pak.cfg $(DESTDIR)/etc/pak.d/aptitude.cfg
pacinstall: install-config.sh pak.toml pak
install -Dm755 pak $(DESTDIR)/usr/bin/pak
bash install-config.sh pacman $(DESTDIR)
aptitude: plugins/aptitude/pak.cfg pak
install -Dm644 plugins/aptitude/pak.cfg $(DESTDIR)/etc/pak.cfg
mkdir -p $(DESTDIR)/etc/pak.d
install -Dm644 plugins/snap/pak.cfg $(DESTDIR)/etc/pak.d/snap.cfg
install -Dm644 plugins/yay/pak.cfg $(DESTDIR)/etc/pak.d/yay.cfg
install -Dm644 plugins/zypper/pak.cfg $(DESTDIR)/etc/pak.d/zypper.cfg
install -Dm644 plugins/pacman/pak.cfg $(DESTDIR)/etc/pak.d/pacman.cfg
install -Dm644 plugins/brew/pak.cfg $(DESTDIR)/etc/pak.d/brew.cfg
install -Dm644 plugins/apt/pak.cfg $(DESTDIR)/etc/pak.d/apt.cfg
aptitude: install-config.sh pak.toml pak
install -Dm755 pak $(DESTDIR)/usr/bin/pak
bash install-config.sh aptitude $(DESTDIR)
brewinstall: plugins/brew/pak.cfg pak
install -Dm644 plugins/brew/pak.cfg $(DESTDIR)/etc/pak.cfg
mkdir -p $(DESTDIR)/etc/pak.d
install -Dm644 plugins/snap/pak.cfg $(DESTDIR)/etc/pak.d/snap.cfg
install -Dm644 plugins/yay/pak.cfg $(DESTDIR)/etc/pak.d/yay.cfg
install -Dm644 plugins/zypper/pak.cfg $(DESTDIR)/etc/pak.d/zypper.cfg
install -Dm644 plugins/pacman/pak.cfg $(DESTDIR)/etc/pak.d/pacman.cfg
install -Dm644 plugins/apt/pak.cfg $(DESTDIR)/etc/pak.d/apt.cfg
install -Dm644 plugins/aptitude/pak.cfg $(DESTDIR)/etc/pak.d/aptitude.cfg
install -Dm755 pak $(DESTDIR)/usr/bin/pak
zyppinstall: plugins/zypper/pak.cfg pak
install -Dm644 plugins/zypper/pak.cfg $(DESTDIR)/etc/pak.cfg
mkdir -p $(DESTDIR)/etc/pak.d
install -Dm644 plugins/snap/pak.cfg $(DESTDIR)/etc/pak.d/snap.cfg
install -Dm644 plugins/yay/pak.cfg $(DESTDIR)/etc/pak.d/yay.cfg
install -Dm644 plugins/apt/pak.cfg $(DESTDIR)/etc/pak.d/apt.cfg
install -Dm644 plugins/pacman/pak.cfg $(DESTDIR)/etc/pak.d/pacman.cfg
install -Dm644 plugins/brew/pak.cfg $(DESTDIR)/etc/pak.d/brew.cfg
install -Dm644 plugins/aptitude/pak.cfg $(DESTDIR)/etc/pak.d/aptitude.cfg
brewinstall: install-config.sh pak.toml pak
install -Dm755 pak $(DESTDIR)/usr/bin/pak
bash install-config.sh brew $(DESTDIR)
.PHONY: pak $(MAKECMDGOALS)

39
config.go Normal file
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@ -0,0 +1,39 @@
package main
import (
"github.com/pelletier/go-toml"
"io/ioutil"
"log"
)
// Config contains the root of the TOML config file
type Config struct {
ActiveManager string
RootCommand string
Managers map[string]Manager
}
// Manager contains the root of all manager sections in the TOML config file
type Manager struct {
UseRoot bool
Commands map[string]string
Shortcuts map[string]string
}
// Create new Config{} with values from file path given
func NewConfig(path string) Config {
// Read file at path
data, err := ioutil.ReadFile(path)
if err != nil {
log.Fatalln(err)
}
// Create new Config{}
cfg := Config{}
// Unmarshal TOML in config
err = toml.Unmarshal(data, &cfg)
if err != nil {
log.Fatalln(err)
}
// Return config
return cfg
}

1
distance.go
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@ -41,7 +41,6 @@ func Jaro(a, b string) float64 {
return ((matches / la) + (matches / lb) + (matches-transposes)/matches) / 3.0
}
func JaroWinkler(a, b string, boostThreshold float64, prefixSize int) float64 {
j := Jaro(a, b)

0
error Normal file
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55
extra.go Normal file
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@ -0,0 +1,55 @@
package main
// Check if slice contains string
func Contains(slice []string, val string) bool {
for _, item := range slice {
if item == val {
return true
}
}
return false
}
func Max(array []float64) float64 {
var max = array[0]
var min = array[0]
for _, value := range array {
if max < value {
max = value
}
if min > value {
min = value
}
}
return max
}
// Get key from map given value
func GetKey(inMap map[string]string, val string) string {
// For every key/value pair in map
for key, value := range inMap {
// If value found
if value == val {
// Return key
return key
}
}
// If fails, return empty string
return ""
}
// Get slice of float64 given map[string]float64
func GetValuesDist(inMap map[string]float64) []float64 {
// Make new slice with set capacity
values := make([]float64, len(inMap))
// Set index to 0
index := 0
for _, value := range inMap {
// Set index of slice to value
values[index] = value
// Increment index
index++
}
// Return completed slice
return values
}

5
go.mod
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@ -2,4 +2,7 @@ module pak
go 1.15
require github.com/pelletier/go-toml v1.8.2-0.20201124181426-2e01f733df54
require (
github.com/pelletier/go-toml v1.8.2-0.20201124181426-2e01f733df54
github.com/spf13/pflag v1.0.5
)

3
go.sum
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@ -1,3 +1,6 @@
github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/pelletier/go-toml v1.8.2-0.20201124181426-2e01f733df54 h1:U7n5zyrdmyUTvXR7DRuSRrdFBkjcIPeCjSG2GScQSL8=
github.com/pelletier/go-toml v1.8.2-0.20201124181426-2e01f733df54/go.mod h1:T2/BmBdy8dvIRq1a/8aqjN41wvWlN4lrapLU/GW4pbc=
github.com/spf13/pflag v1.0.5 h1:iy+VFUOCP1a+8yFto/drg2CJ5u0yRoB7fZw3DKv/JXA=
github.com/spf13/pflag v1.0.5/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=

2
install-config.sh Normal file
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@ -0,0 +1,2 @@
sed "s/activeManager = \"\"/activeManager = \"$1\"/" pak.toml > pak-new.toml
install -Dm644 pak-new.toml "$2"/etc/pak.toml

109
main.go
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@ -19,36 +19,34 @@
package main
import (
"flag"
"fmt"
"github.com/pelletier/go-toml"
"io/ioutil"
flag "github.com/spf13/pflag"
"log"
"os"
"os/exec"
"os/user"
"regexp"
"strings"
)
func main() {
// Put all arguments into a variable
args := os.Args[1:]
// Check which currentUser is running command
currentUser, err := user.Current()
if err != nil { log.Fatal(err) }
if err != nil {
log.Fatal(err)
}
// Create help flags
var helpFlagGiven bool
flag.BoolVar(&helpFlagGiven, "help", false, "Show help screen")
flag.BoolVar(&helpFlagGiven, "h", false, "Show help screen (shorthand)")
flag.BoolVarP(&helpFlagGiven, "help", "h", false, "Show help screen")
// Check to make sure root is not being used unless -r/--root specified
var rootCheckBypass bool
// Create --root and -r flags for root check bypass
flag.BoolVar(&rootCheckBypass,"root", false, "Bypass root check")
flag.BoolVar(&rootCheckBypass,"r", false, "Bypass root check (shorthand)")
flag.BoolVarP(&rootCheckBypass, "root", "r", false, "Bypass root check")
var packageManagerOverride string
flag.StringVarP(&packageManagerOverride, "package-manager", "p", os.Getenv("PAK_MGR_OVERRIDE"), "Override package manager wrapped by pak")
// Parse arguments for flags
flag.Parse()
@ -63,108 +61,101 @@ func main() {
}
}
// Create regex to remove all flags using ";;;" as it is uncommon to use in command line
flagRegex := regexp.MustCompile(`(?m)(;;;|^)-+[^;]*;;;`)
// Join args into string
argsStr := strings.Join(args, ";;;")
// Remove all flags from join args
argsStr = flagRegex.ReplaceAllString(argsStr, "$1")
// Separate args back into slice
args = strings.Split(argsStr, ";;;")
// Get arguments without flags
args := flag.Args()
// Define variables for config file location, and override state boolean
var configFileLocation string
var isOverridden bool
// Get PAK_MGR_OVERRIDE environment variable
override := os.Getenv("PAK_MGR_OVERRIDE")
// Read /etc/pak.toml into new Config{}
config := NewConfig("/etc/pak.toml")
// If override is set
if override != "" {
// Set configFileLocation to /etc/pak.d/{override}.cfg
configFileLocation = "/etc/pak.d/" + override + ".cfg"
if packageManagerOverride != "" {
// Set active package manager to override
config.ActiveManager = packageManagerOverride
// Set override state to true
isOverridden = true
} else {
// Otherwise, set configFileLocation to default config
configFileLocation = "/etc/pak.cfg"
// Set override state to false
isOverridden = false
}
// Parse config file removing all comments and empty lines
config, err := ioutil.ReadFile(configFileLocation)
parsedConfig, _ := toml.Load(string(config))
// Set first line of config to variable
packageManagerCommand := parsedConfig.Get("packageManager").(string)
//fmt.Println(packageManagerCommand) //DEBUG
// Parse list of commands in config line 2 and set to variable as array
commands := InterfaceToString(parsedConfig.Get("commands").([]interface{}))
commands := config.Managers[config.ActiveManager].Commands
//fmt.Println(commands) //DEBUG
// Set the root option in config line 3 to a variable
useRoot := parsedConfig.Get("useRoot").(bool)
useRoot := config.Managers[config.ActiveManager].UseRoot
//fmt.Println(useRoot) //DEBUG
// Set command to use to invoke root at config line 4 to a variable
rootCommand := parsedConfig.Get("rootCommand").(string)
rootCommand := config.RootCommand
//fmt.Println(rootCommand) //DEBUG
// Parse list of shortcuts in config and line 5 set to variable as an array
shortcuts := InterfaceToString(parsedConfig.Get("shortcuts").([]interface{}))
shortcuts := config.Managers[config.ActiveManager].Shortcuts
//fmt.Println(shortcuts) //DEBUG
// Parse list of shortcuts in config line 6 and set to variable as array
shortcutMappings := InterfaceToString(parsedConfig.Get("shortcutMappings").([]interface{}))
//fmt.Println(shortcutMappings) //DEBUG
// Create similar to slice to put all matched commands into
var similarTo []string
// Displays help message if no arguments provided or -h/--help is passed
if len(args) == 0 || helpFlagGiven || Contains(args, "help") {
printHelpMessage(packageManagerCommand, useRoot, rootCommand, commands, shortcuts, shortcutMappings, isOverridden)
printHelpMessage(config.ActiveManager, useRoot, rootCommand, commands, shortcuts, isOverridden)
os.Exit(0)
}
// Create distance slice to store JaroWinkler distance values
var distance []float64
distance := map[string]float64{}
// Appends JaroWinkler distance between each available command and the first argument to an array
for _,command := range commands {
distance = append(distance, JaroWinkler(command, args[0], 1, 0))
for command := range commands {
distance[command] = JaroWinkler(command, args[0], 1, 0)
}
// Deals with shortcuts
for index, shortcut := range shortcuts {
for shortcut, mapping := range shortcuts {
// If the first argument is a shortcut and similarTo does not already contain its mapping, append it
if args[0] == shortcut && !Contains(similarTo, shortcutMappings[index]) {
similarTo = append(similarTo, shortcutMappings[index])
if args[0] == shortcut && !Contains(similarTo, mapping) {
similarTo = append(similarTo, mapping)
}
}
// Compares each distance to the max of the distance slice and appends the closest command to similarTo
for index, element := range distance {
for command, cmdDist := range distance {
// If current element is the closest to the first argument
if element == Max(distance) {
if cmdDist == Max(GetValuesDist(distance)) {
// Append command at same index as distance to similarTo
similarTo = append(similarTo, commands[index])
similarTo = append(similarTo, commands[command])
}
}
// If similarTo is still empty, log it fatally as something is wrong with the config or the code
if len(similarTo) == 0 { log.Fatalln("This command does not match any known commands or shortcuts") }
if len(similarTo) == 0 {
log.Fatalln("This command does not match any known commands or shortcuts")
}
// Anonymous function to decide whether to print (overridden)
printOverridden := func() string { if isOverridden { return "(overridden)" } else { return "" } }
printOverridden := func() string {
if isOverridden {
return "(overridden)"
} else {
return ""
}
}
// Print text showing command being run and package manager being used
fmt.Println("Running:", strings.Title(similarTo[0]), "using", strings.Title(packageManagerCommand), printOverridden())
fmt.Println("Running:", strings.Title(GetKey(commands, similarTo[0])), "using", strings.Title(config.ActiveManager), printOverridden())
// Run package manager with the proper arguments passed if more than one argument exists
var cmdArr []string
// If root is to be used, append it to cmdArr
if useRoot { cmdArr = append(cmdArr, rootCommand) }
if useRoot {
cmdArr = append(cmdArr, rootCommand)
}
// Create slice with all commands and arguments for the package manager
cmdArr = append(cmdArr, []string{packageManagerCommand, similarTo[0]}...)
cmdArr = append(cmdArr, config.ActiveManager, similarTo[0])
// If greater than 2 arguments, append them to cmdArr
if len(args) >= 2 { cmdArr = append(cmdArr, strings.Join(args[1:], " ")) }
if len(args) >= 2 {
cmdArr = append(cmdArr, strings.Join(args[1:], " "))
}
// Create space separated string from cmdArr
cmdStr := strings.Join(cmdArr, " ")
// Instantiate exec.Command object with command sh, flag -c, and cmdStr

127
pak.toml Normal file
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@ -0,0 +1,127 @@
activeManager = ""
rootCommand = "sudo"
[managers]
[managers.apt]
useRoot = true
[managers.apt.commands]
install = "install"
remove = "remove"
search = "search"
list = "list"
refresh = "update"
upgrade = "upgrade"
download = "download"
clean = "clean"
[managers.apt.shortcuts]
arm = "autoremove"
[managers.aptitude]
useRoot = true
[managers.aptitude.commands]
install = "install"
remove = "remove"
download = "download"
refresh = "update"
upgrade = "upgrade"
full-upgrade = "full-upgrade"
safe-upgrade = "safe-upgrade"
clean = "clean"
hold = "hold"
unhold = "unhold"
mark-auto = "markauto"
unmark-auto = "unmarkauto"
why = "why"
whynot = "whynot"
reinstall = "reinstall"
search = "search"
show = "show"
list = "search '~i'"
changelog = "changelog"
[managers.brew]
useRoot = false
[managers.brew.commands]
install = "install"
remove = "remove"
reinstall = "reinstall"
cask-install = "cask install"
cask-remove = "cask remove"
cask-reinstall = "cask reinstall"
cask = "cask"
list = "list"
refresh = "update"
upgrade = "upgrade"
search = "search"
doctor = "doctor"
edit = "edit"
[managers.snap]
useRoot = true
[managers.snap.commands]
install = "install"
remove = "remove"
upgrade = "refresh"
downgrade = "revert"
run = "run"
download = "download"
[managers.npm]
useRoot = false
[managers.npm.commands]
whoami = "whoami"
view = "view"
version = "version"
update = "update"
test = "test"
stop = "stop"
start = "start"
publish = "publish"
prune = "prune"
deprecate = "deprecate"
doctor = "doctor"
logout = "logout"
login = "login"
list = "list"
link = "link"
rebuild = "rebuild"
repo = "repo"
search = "search"
docs = "docs"
create = "create"
remove = "uninstall"
install = "install"
[managers.pacman]
useRoot = true
[managers.pacman.commands]
install = "-S"
remove = "-R"
upgrade = "-Syu"
update = "-Su"
refresh = "-Sy"
autoremove = "-Rss $(pacman -Qdtq)"
search = "-Ss"
list = "-Qi"
file-refresh = "-Fy"
file-search = "-Fx"
[managers.pacman.shortcuts]
arm = "-Rss $(pacman -Qdtq)"
[managers.yay]
useRoot = false
[managers.yay.commands]
install = "-S"
remove = "-R"
upgrade = "-Syu"
update = "-Su"
refresh = "-Sy"
autoremove = "-Rss $(yay -Qdtq)"
search = "-Ss"
list = "-Qi"
file-refresh = "-Fy"
file-search = "-Fx"
interactive = ""
[managers.yay.shortcuts]
arm = "-Rss $(yay -Qdtq)"

7
plugins/apt/pak.cfg
View File

@ -1,7 +0,0 @@
# Config for the pak package manager wrapper
packageManager = "apt"
commands = ["install", "remove", "update", "upgrade", "search", "download"]
useRoot = true
rootCommand = "sudo"
shortcuts = ["rm", "inst"]
shortcutMappings = ["remove", "install"]

7
plugins/aptitude/pak.cfg
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@ -1,7 +0,0 @@
# Config for the pak package manager wrapper
packageManager = "aptitude"
commands = ["install", "remove", "download", "update", "upgrade", "full-upgrade", "safe-upgrade", "clean", "hold", "unhold", "markauto", "unmarkauto", "why", "whynot", "reinstall", "search", "show", "changelog"]
useRoot = true
rootCommand = "sudo"
shortcuts = ["rm", "inst"]
shortcutMappings = ["remove", "install"]

7
plugins/brew/pak.cfg
View File

@ -1,7 +0,0 @@
# Config for the pak package manager wrapper
packageManager = "brew"
commands = ["install", "reinstall", "remove", "upgrade", "update", "search", "cask", "list", "doctor", "edit"]
useRoot = false
rootCommand = "sudo"
shortcuts = ["rm", "src", "dl", "ci", "cr", "cre"]
shortcutMappings = ["remove", "search", "download", "cask install", "cask remove", "cask reinstall"]

7
plugins/pacman/pak.cfg
View File

@ -1,7 +0,0 @@
# Config for the pak package manager wrapper
packageManager = "aptman"
commands = ["install", "remove", "upgrade", "update", "refresh", "autoremove", "search", "filesearch", "list"]
useRoot = true
rootCommand = "sudo"
shortcuts = ["rm", "arm", "ls"]
shortcutMappings = ["remove", "autoremove", "list"]

7
plugins/snap/pak.cfg
View File

@ -1,7 +0,0 @@
# Config for the pak package manager wrapper
packageManager = "snap"
commands = ["install", "remove", "refresh", "revert", "run", "download"]
useRoot = true
rootCommand = "sudo"
shortcuts = ["rm", "inst"]
shortcutMappings = ["remove", "install"]

7
plugins/yay/pak.cfg
View File

@ -1,7 +0,0 @@
# Config for the pak package manager wrapper
packageManager = "aptyay"
commands = ["install", "remove", "upgrade", "update", "refresh", "autoremove", "search", "filesearch", "list", "interactive"]
useRoot = false
rootCommand = "sudo"
shortcuts = ["rm", "arm", "ls", "int"]
shortcutMappings = ["remove", "autoremove", "list", "interactive"]

7
plugins/zypper/pak.cfg
View File

@ -1,7 +0,0 @@
# Config for the pak package manager wrapper
packageManager = "zypper"
commands = ["install", "remove", "refresh", "search", "update", "addrepo"]
useRoot = true
rootCommand = "sudo"
shortcuts = ["rm", "ar", "inst"]
shortcutMappings = ["remove", "addrepo", "install"]

49
slices.go
View File

@ -1,49 +0,0 @@
package main
import "fmt"
// Remove an element at an index from a slice
func removeAtIndex(s []string, index int) []string {
return append(s[:index], s[index+1:]...)
}
// Check if slice contains string
func Contains(slice []string, val string) bool {
for _, item := range slice {
if item == val {
return true
}
}
return false
}
func Max(array []float64) float64 {
var max = array[0]
var min = array[0]
for _, value := range array {
if max < value {
max = value
}
if min > value {
min = value
}
}
return max
}
func Find(slice []string, val string) int {
for i, item := range slice {
if item == val {
return i
}
}
return -1
}
func InterfaceToString(interfaceSlice []interface{}) []string {
returnedSlice := make([]string, len(interfaceSlice))
for index, element := range interfaceSlice {
returnedSlice[index] = fmt.Sprint(element)
}
return returnedSlice
}

23
usage.go
View File

@ -2,24 +2,35 @@ package main
import (
"fmt"
"strings"
)
// Print help screen
func printHelpMessage(packageManagerCommand string, useRoot bool, rootCommand string, commands []string, shortcuts []string, shortcutMappings []string, isOverridden bool) {
func printHelpMessage(packageManagerCommand string, useRoot bool, rootCommand string, commands map[string]string, shortcuts map[string]string, isOverridden bool) {
fmt.Println("Arsen Musayelyan's Package Manager Wrapper")
fmt.Print("Current package manager is: ", packageManagerCommand)
if isOverridden { fmt.Println(" (overridden)") } else { fmt.Print("\n") }
if useRoot { fmt.Println("Using root with command:", rootCommand) } else { fmt.Println("Not using root") }
if isOverridden {
fmt.Println(" (overridden)")
} else {
fmt.Print("\n")
}
if useRoot {
fmt.Println("Using root with command:", rootCommand)
} else {
fmt.Println("Not using root")
}
fmt.Println()
fmt.Println("Usage: pak <command> [package]")
fmt.Println("Example: pak in hello")
fmt.Println()
fmt.Println("The available commands are:")
fmt.Println(strings.Join(commands, "\n"))
for command, mapping := range commands {
fmt.Println(command+":", mapping)
}
fmt.Println()
fmt.Println("The available shortcuts are:")
for index, element := range shortcuts { fmt.Println(element + ":", shortcutMappings[index]) }
for shortcut, mapping := range shortcuts {
fmt.Println(shortcut+":", mapping)
}
fmt.Println()
fmt.Println("The available flags are:")
fmt.Println("--help, -h: Shows this help screen")