Added flags to ls

command/cat/cat.go

@@ -12,11 +12,9 @@ func Cat(in input_parser.Input, env *environment.Env) {
 	file := filepath.Join(env.Path, in.Args)
 	bytea_str, err := os.ReadFile(file)
 	if err != nil {
-		fmt.Print(fmt.Sprintf("Error opening file: %s", err.Error()))
+		fmt.Print(fmt.Sprintf("Lilla råttan åt upp din kod", err.Error()))
 		return
 	}
 	fmt.Print(string(bytea_str))
 
 }
-
-

command/command.go

@@ -21,6 +21,7 @@ import (
 	"path/filepath"
 	"strings"
 )
+
 var path_command map[string]string
 
 func Init(env *environment.Env) {
@@ -31,24 +32,37 @@ func Init(env *environment.Env) {
 
 func Run_command(in input_parser.Input, env *environment.Env) {
 	switch in.Instruction {
-		case "pwd": pwd.Pwd(in, env)
-		case "echo": echo.Echo(in, env)
-		case "ls": ls.Ls(in, env)
-		case "cd": cd.Cd(in, env)
-		case "man": man.Man(in, env)
-		case "cat": cat.Cat(in, env)
-		case "head": head.Head(in, env)
-		case "touch": touch.Touch(in, env)
-		case "rm": rm.Rm(in, env)
-		case "cp": cp.Cp(in, env)
-		case "mv": mv.Mv(in,env)
-		case "help": help.Help(in,env)
+	case "pwd":
+		pwd.Pwd(in, env)
+	case "echo":
+		echo.Echo(in, env)
+	case "ls":
+		ls.Ls(in, env, "flags")
+	case "cd":
+		cd.Cd(in, env)
+	case "man":
+		man.Man(in, env)
+	case "cat":
+		cat.Cat(in, env)
+	case "head":
+		head.Head(in, env)
+	case "touch":
+		touch.Touch(in, env)
+	case "rm":
+		rm.Rm(in, env)
+	case "cp":
+		cp.Cp(in, env)
+	case "mv":
+		mv.Mv(in, env)
+	case "help":
+		help.Help(in, env)
 	default:
 		if !run_by_path(in, env) {
 			fmt.Println(fmt.Sprintf("No such command! (%s)", in.Instruction))
 		}
 	}
 }
+
 // Returns if anything was run or not
 func run_by_path(in input_parser.Input, env *environment.Env) bool {
 	instr, errB := path_command[in.Instruction]
@@ -83,7 +97,7 @@ func recursive_executable_finder(path string) {
 		path_command[f.Name()] = filepath.Join(path, f.Name())
 	}
 }
-func is_executable( name string) bool {
+func is_executable(name string) bool {
 	return true
 	stat, _ := os.Stat(name)
 	mode := stat.Mode()

command/echo/echo.go

@@ -1,12 +1,12 @@
 package echo
 
 import (
+	"bbash/environment"
 	"bbash/input_parser"
 	"fmt"
-	"bbash/environment"
 )
 
 func Echo(in input_parser.Input, _ *environment.Env) {
 	fmt.Print(in.Args)
+	// fungerar inte om råttan åt din kod
 }
-

command/help/help.go

@@ -1,9 +1,9 @@
 package help
 
 import (
+	"bbash/environment"
 	"bbash/input_parser"
 	"fmt"
-	"bbash/environment"
 )
 
 func Help(in input_parser.Input, _ *environment.Env) {
@@ -12,7 +12,7 @@ func Help(in input_parser.Input, _ *environment.Env) {
 	The options are:
 pwd:	Output current working directory
 echo:	Echoes the input argument
-ls:	List Sources in the current working directory
+ls:	Lists Sources in the current working directory
 cd:	Change to directory given in the argument
 man:	Manual for the terminal options
 cat:	Outputs the contents of the given file
@@ -24,5 +24,3 @@ mv:	Moves a given file. Argument: <source> <destination>
 help:	Prints this message
 	`)
 }
-
-

command/ls/ls.go

@@ -5,17 +5,29 @@ import (
 	"bbash/input_parser"
 	"fmt"
 	"os"
+	"strings"
 )
 
-func Ls(in input_parser.Input, env *environment.Env) {
+var flagsArray []string = []string{"a ", "help "}
+var flagsDictionary map[string]string = map[string]string{"a": "-a shows hidden directories", "help": "-help shows this message"}
+
+func Ls(in input_parser.Input, env *environment.Env, flags string) {
+	if flags == "help" || flags == "-help" {
+		fmt.Printf("Lists Sources in the current working directory")
+		fmt.Printf("Supported flags are")
+		for i := 0; i < len(flagsArray); i++ {
+			fmt.Println(flagsArray[i] + flagsDictionary[flagsArray[i]])
+		} // this prints all flags and their description
+	}
 	fs, err := os.ReadDir(env.Path)
 	if err != nil {
 		fmt.Print(fmt.Sprintf("Error opening directory %s", env.Path))
 	}
 	for _, f := range fs {
+		if (f.Name()[0] == '.') && (strings.Contains(flags, "a")) {
+			continue
+		} // allows for hidden directories
 		fmt.Print(f.Name())
 		fmt.Println()
 	}
 }
-
-