Remove ioutil uses, remove unused code

cmd/editor/editor.go

@@ -4,7 +4,6 @@
 package main
 
 import (
-	"io/ioutil"
 	"os"
 	"syscall/js"
 
@@ -45,7 +44,7 @@ func (j *jsEditor) onEdit(js.Value, []js.Value) interface{} {
 		if err == nil {
 			perm = info.Mode()
 		}
-		err = ioutil.WriteFile(j.filePath, []byte(contents), perm)
+		err = os.WriteFile(j.filePath, []byte(contents), perm)
 		if err != nil {
 			log.Error("Failed to write file contents: ", err)
 		}
@@ -64,7 +63,7 @@ func (j *jsEditor) CurrentFile() string {
 }
 
 func (j *jsEditor) ReloadFile() error {
-	contents, err := ioutil.ReadFile(j.filePath)
+	contents, err := os.ReadFile(j.filePath)
 	if err != nil {
 		return err
 	}

cmd/editor/ide/window.go

@@ -6,7 +6,7 @@ package ide
 import (
 	_ "embed"
 	"go/format"
-	"io/ioutil"
+	"os"
 	"strings"
 	"syscall/js"
 
@@ -100,7 +100,7 @@ func New(elem *dom.Element, editorBuilder EditorBuilder, consoleBuilder ConsoleB
 		}
 
 		go func() {
-			src, err := ioutil.ReadFile(path)
+			src, err := os.ReadFile(path)
 			if err != nil {
 				log.Errorf("Failed to read Go file %q: %v", path, err)
 				return
@@ -110,7 +110,7 @@ func New(elem *dom.Element, editorBuilder EditorBuilder, consoleBuilder ConsoleB
 				log.Errorf("Failed to format Go file %q: %v", path, err)
 				return
 			}
-			err = ioutil.WriteFile(path, out, 0)
+			err = os.WriteFile(path, out, 0)
 			if err != nil {
 				log.Errorf("Failed to write Go file %q: %v", path, err)
 				return

cmd/editor/main.go

@@ -5,7 +5,6 @@ package main
 
 import (
 	"flag"
-	"io/ioutil"
 	"os"
 	"syscall/js"
 
@@ -86,7 +85,7 @@ func main() {
 	fmt.Println("Hello from Wasm!", datasize.Gigabytes(4))
 }
 `
-		err := ioutil.WriteFile("main.go", []byte(mainGoContents), 0600)
+		err := os.WriteFile("main.go", []byte(mainGoContents), 0600)
 		if err != nil {
 			log.Error("Failed to write to main.go: ", err)
 			return

cmd/editor/plaineditor/editor.go

@@ -4,7 +4,7 @@
 package plaineditor
 
 import (
-	"io/ioutil"
+	"os"
 	"syscall/js"
 
 	"github.com/hack-pad/hackpad/cmd/editor/dom"
@@ -51,7 +51,7 @@ func (e *textAreaEditor) CurrentFile() string {
 }
 
 func (e *textAreaEditor) ReloadFile() error {
-	contents, err := ioutil.ReadFile(e.filePath)
+	contents, err := os.ReadFile(e.filePath)
 	if err != nil {
 		return err
 	}
@@ -60,7 +60,7 @@ func (e *textAreaEditor) ReloadFile() error {
 }
 
 func (e *textAreaEditor) edited(newContents func() string) {
-	err := ioutil.WriteFile(e.filePath, []byte(newContents()), 0600)
+	err := os.WriteFile(e.filePath, []byte(newContents()), 0600)
 	if err != nil {
 		log.Errorf("Failed to write %s: %s", e.filePath, err.Error())
 		return

cmd/editor/plaineditor/typer.go

@@ -61,10 +61,10 @@ func handleKeydown(event js.Value) {
 	if code == KeyEnter {
 		// TODO restore cmd+enter triggering run button
 		// if metaKey {
-		//preventDefault()
-		//runPlayground()
-		//return
-		//}
+		//     preventDefault()
+		//     runPlayground()
+		//     return
+		// }
 
 		lastNewLine := strings.LastIndexByte(slice(text, 0, selectionStart), '\n')
 		if lastNewLine != -1 {

cmd/sh/main.go

@@ -1,15 +1,15 @@
 package main
 
 import (
-	"io/ioutil"
+	"io"
 	"log"
 	"os"
 
 	"github.com/hack-pad/hush"
 )
 
 func main() {
-	log.SetOutput(ioutil.Discard)
+	log.SetOutput(io.Discard)
 	exitCode := hush.Run()
 	os.Exit(exitCode)
 }

internal/fs/pipe.go

@@ -38,8 +38,6 @@ func newPipe(newFID func() FID) (r, w *fileDescriptor) {
 }
 
 type pipeChan struct {
-	unimplementedFile
-
 	buf            chan byte
 	done           chan struct{}
 	reader, writer FID

internal/interop/event.go

@@ -22,17 +22,8 @@ func NewEventTarget() EventTarget {
 }
 
 type Event struct {
-	Target          js.Value
-	Type            string
-	stopPropagation bool
-}
-
-func (e Event) StopPropagation() {
-	e.stopPropagation = true
-}
-
-func (e Event) Stopped() bool {
-	return e.stopPropagation
+	Target js.Value
+	Type   string
 }
 
 type eventTarget struct {

internal/interop/profile.go

@@ -20,7 +20,7 @@ func ProfileJS(this js.Value, args []js.Value) interface{} {
 		MemoryProfileJS(this, args)
 		// Re-enable once these profiles actually work in the browser. Currently produces 0 samples.
 		// TraceProfileJS(this, args)
-		//StartCPUProfileJS(this, args)
+		// StartCPUProfileJS(this, args)
 	}()
 	return nil
 }

internal/log/js_log.go

@@ -64,10 +64,10 @@ func logJSValues(kind consoleType, args ...interface{}) int {
 		}
 		jsArgs = append(jsArgs, jsArg)
 	}
-	console.Call(kind.String(), jsArgs...)
+	_, _ = console.Call(kind.String(), jsArgs...)
 	return 0
 }
 
 func writeLog(c consoleType, s string) {
-	console.Call(c.String(), s)
+	_, _ = console.Call(c.String(), s)
 }