Only NonInteractiveShellRunner is active on default

- Disable InteractiveShellRunner and ScriptShellRunner on default
- Enable those in commands and e2e sample apps
- Document changes
- Fixes #1017

spring-shell-autoconfigure/src/main/java/org/springframework/shell/boot/ShellRunnerAutoConfiguration.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2021-2023 the original author or authors.
+ * Copyright 2021-2024 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -59,7 +59,7 @@ public NonInteractiveShellRunner nonInteractiveApplicationRunner(Shell shell, Sh
 	public static class NonePrimaryCommandConfiguration {
 
 		@Bean
-		@ConditionalOnProperty(prefix = "spring.shell.interactive", value = "enabled", havingValue = "true", matchIfMissing = true)
+		@ConditionalOnProperty(prefix = "spring.shell.interactive", value = "enabled", havingValue = "true", matchIfMissing = false)
 		public InteractiveShellRunner interactiveApplicationRunner(LineReader lineReader, PromptProvider promptProvider,
 				Shell shell, ShellContext shellContext) {
 			return new InteractiveShellRunner(lineReader, promptProvider, shell, shellContext);
@@ -75,7 +75,7 @@ public NonInteractiveShellRunner nonInteractiveApplicationRunner(Shell shell, Sh
 		}
 
 		@Bean
-		@ConditionalOnProperty(prefix = "spring.shell.script", value = "enabled", havingValue = "true", matchIfMissing = true)
+		@ConditionalOnProperty(prefix = "spring.shell.script", value = "enabled", havingValue = "true", matchIfMissing = false)
 		public ScriptShellRunner scriptApplicationRunner(Parser parser, Shell shell) {
 			return new ScriptShellRunner(parser, shell);
 		}

spring-shell-autoconfigure/src/test/java/org/springframework/shell/boot/ShellRunnerAutoConfigurationTests.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2022-2023 the original author or authors.
+ * Copyright 2022-2024 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -53,9 +53,10 @@ class ShellRunnerAutoConfigurationTests {
 
 	@Nested
 	class Interactive {
+
 		@Test
-		void enabledByDefault() {
-			contextRunner.run(context -> assertThat(context).hasSingleBean(InteractiveShellRunner.class));
+		void disabledByDefault() {
+			contextRunner.run(context -> assertThat(context).doesNotHaveBean(InteractiveShellRunner.class));
 		}
 
 		@Test
@@ -67,6 +68,7 @@ void disabledWhenPropertySet() {
 
 	@Nested
 	class NonInteractive {
+
 		@Test
 		void enabledByDefault() {
 			contextRunner.run(context -> assertThat(context).hasSingleBean(NonInteractiveShellRunner.class));
@@ -101,9 +103,10 @@ void canBeCustomized() {
 
 	@Nested
 	class Script {
+
 		@Test
-		void enabledByDefault() {
-			contextRunner.run(context -> assertThat(context).hasSingleBean(ScriptShellRunner.class));
+		void disabledByDefault() {
+			contextRunner.run(context -> assertThat(context).doesNotHaveBean(ScriptShellRunner.class));
 		}
 
 		@Test

spring-shell-docs/modules/ROOT/pages/execution.adoc

@@ -31,6 +31,22 @@ and its default implementation makes a choice which `ShellRunner` is used. There
 only one `ShellApplicationRunner` but it can be redefined if needed for some reason.
 
 Three `ShellRunner` implementation exists, named `InteractiveShellRunner`,
-`NonInteractiveShellRunner` and `ScriptShellRunner`. These are enabled on default but
-can be disable if needed using properties `spring.shell.interactive.enabled`,
-`spring.shell.noninteractive.enabled` and `spring.shell.script.enabled` respecively.
+`NonInteractiveShellRunner` and `ScriptShellRunner`. Only `NonInteractiveShellRunner`
+is enabled by default. Enabled state can be modified using properties
+`spring.shell.interactive.enabled`, `spring.shell.noninteractive.enabled` and
+`spring.shell.script.enabled` respecively.
+
+For example enabling interactive and script runners use properties:
+
+[source, yaml]
+----
+spring:
+  shell:
+    interactive:
+      enabled: true
+    script:
+      enabled: true
+----
+
+NOTE: Versions up to `3.2.x` had all runners enabled by default, starting from `3.3.x`
+      only `NonInteractiveShellRunner` is enabled by default.

spring-shell-samples/spring-shell-sample-commands/src/main/resources/application.yml

@@ -2,6 +2,8 @@ spring:
   main:
     banner-mode: off
   shell:
+    interactive:
+      enabled: true
     ## pick global default option naming
     # option:
     #   naming:

spring-shell-samples/spring-shell-sample-e2e/src/main/resources/application.yml

@@ -2,6 +2,8 @@ spring:
   main:
     banner-mode: off
   shell:
+    interactive:
+      enabled: true
     ## pick global default option naming
     # option:
     #   naming: