pkg/environment: Migrate fs functions to fsx

internal/cli/meta.go

@@ -3,12 +3,14 @@ package cli
 import (
 	"errors"
 	"io/fs"
+	"os"
 	"os/user"
 	"path/filepath"
 	"strings"
 
 	"github.com/FAU-CDI/wisski-distillery/internal/bootstrap"
 	"github.com/FAU-CDI/wisski-distillery/pkg/environment"
+	"github.com/FAU-CDI/wisski-distillery/pkg/fsx"
 )
 
 // metaConfigFile is the path to a configuration file that contains the path to the last used wdcli executable.
@@ -41,7 +43,7 @@ func ReadBaseDirectory(env environment.Environment) (value string, err error) {
 	}
 
 	// read the meta config file!
-	contents, err := environment.ReadFile(env, path)
+	contents, err := os.ReadFile(path)
 	if err != nil {
 		return "", err
 	}
@@ -67,5 +69,5 @@ func WriteBaseDirectory(env environment.Environment, dir string) error {
 	}
 
 	// just put the directory inside it!
-	return environment.WriteFile(env, path, []byte(dir), fs.ModePerm)
+	return fsx.WriteFile(path, []byte(dir), fs.ModePerm)
 }

internal/cli/params.go

@@ -19,11 +19,12 @@ type Params struct {
 // ParamsFromEnv creates a new set of parameters from the environment.
 // Uses [ReadBaseDirectory] or falls back to [BaseDirectoryDefault].
 func ParamsFromEnv() (params Params, err error) {
+	var native environment.Environment
 
 	// try to read the base directory!
-	value, err := ReadBaseDirectory(new(environment.Native)) // TODO: Are we sure about the native environment here?
+	value, err := ReadBaseDirectory(native) // TODO: Are we sure about the native environment here?
 	switch {
-	case environment.IsNotExist(err):
+	case os.IsNotExist(err):
 		params.ConfigPath = bootstrap.BaseDirectoryDefault
 	case err == nil:
 		params.ConfigPath = value