add more console commands; support shift-tab to navigate backwards

addons/dev_console/autocomplete_line.ts

@@ -26,9 +26,13 @@ export default class AutocompleteLine extends LineEdit {
 	}
 
 	_input(event: InputEvent): void {
-		if (this.has_focus() && this.suppress_focus_change && event.is_action_pressed(Action.FocusNext)) {
+		if (this.has_focus() && this.suppress_focus_change)
+			if (event.is_action_pressed(Action.FocusPrevious)) {
 				this.accept_event()
-			this.autocomplete()
+				this.autocomplete(-1)
+			} else if (event.is_action_pressed(Action.FocusNext)) {
+				this.accept_event()
+				this.autocomplete(1)
 			}
 	}
 
@@ -60,9 +64,9 @@ export default class AutocompleteLine extends LineEdit {
 		this.caret_column = this.text.length + 1
 	}
 
-	autocomplete() {
+	autocomplete(direction: (-1 | 1)) {
 		if (this.current_suggestions.length > 0) {
-			this.suggestion_index = (this.suggestion_index + 1) % this.current_suggestions.length
+			this.suggestion_index = (this.suggestion_index + direction) % this.current_suggestions.length
 			this.text = this.current_suggestions.at(this.suggestion_index) || ''
 			this.suggestion.clear()
 			this.set_caret_to_end()

addons/dev_console/dev_console.ts

@@ -11,11 +11,10 @@ export const Action = {
   Down: 'ui_down',
   TextComplete: 'ui_text_completion_replace',
   FocusNext: 'ui_focus_next',
-  FocusPrevious: 'ui_focus_prev',
+  FocusPrevious: 'ui_focus_prev'
 } as const
 
 export default class DevConsole extends CanvasLayer {
-
   @onready("Container/VBoxContainer/Output")
   private output!: RichTextLabel
 
@@ -36,7 +35,7 @@ export default class DevConsole extends CanvasLayer {
     this.input.autocomplete_list = method_names.toArray()
     this.parse_callable = Callable.create(
       this,
-      this.submit_command
+      this._submit_command
     )
   }
 
@@ -86,10 +85,6 @@ export default class DevConsole extends CanvasLayer {
     this.input.set_caret_to_end()
   }
 
-  _autocomplete() {
-    this.input.autocomplete()
-  }
-
   async _show() {
     await this.get_tree().process_frame.as_promise()
 
@@ -114,44 +109,52 @@ export default class DevConsole extends CanvasLayer {
     }
   }
 
-  print(value: string) {
+  _print(value: string) {
     this.output.append_text(value)
     this.output.append_text('\n')
   }
 
-  wrap_in_tag(text: string, tag: [string, string]): string {
+  _wrap_in_tag(text: string, tag: [string, string]): string {
     return `[${tag[0]}=${tag[1]}]${text}[/${tag[0]}]`
   }
 
-  format(text: string, tags: Record<string, string>): string {
-    return Object.entries(tags).reduce(this.wrap_in_tag, text)
+  _format(text: string, tags: Record<string, string>): string {
+    return Object.entries(tags).reduce(this._wrap_in_tag, text)
   }
 
-  print_error(error: string) {
-    this.print(this.format(error, { color: 'red' }))
+  _print_error(error: string) {
+    this._print(this._format(error, { color: 'red' }))
   }
 
-  echo(command: string) {
-    this.print(this.format(`> ${command}`, { color: 'white' }))
+  _echo(command: string) {
+    this._print(this._format(`> ${command}`, { color: 'white' }))
   }
 
-  submit_command(command: string) {
+  _submit_command(command: string) {
     this.input.clear()
     this.history.push(command)
-    this.echo(command)
+    this._echo(command)
     const error = this.expression.parse(command)
 
     if (error !== GError.OK) {
-      this.print_error(this.expression.get_error_text())
+      this._print_error(this.expression.get_error_text())
       return
     }
 
     const result = this.expression.execute(new GArray(), this)
 
     if (this.expression.has_execute_failed()) {
-      this.print_error(this.expression.get_error_text())
+      this._print_error(this.expression.get_error_text())
     } else {
-      this.print(result.toString())
+      this._print(result.toString())
     }
   }
+
+  clear() {
+    this.output.clear()
+  }
+
+  echo(...args: any) {
+    this._print(args.map((arg: any) => arg.toString()).join(' '))
+  }
 }