Delimit output value in failure analysis

See gh-31571

spring-boot-project/spring-boot/src/main/java/org/springframework/boot/diagnostics/analyzer/BindFailureAnalyzer.java

@@ -63,7 +63,7 @@ class BindFailureAnalyzer extends AbstractFailureAnalyzer<BindException> {
 	private void buildDescription(StringBuilder description, ConfigurationProperty property) {
 		if (property != null) {
 			description.append(String.format("%n    Property: %s", property.getName()));
-			description.append(String.format("%n    Value: %s", property.getValue()));
+			description.append(String.format("%n    Value: \"%s\"", property.getValue()));
 			description.append(String.format("%n    Origin: %s", property.getOrigin()));
 		}
 	}

spring-boot-project/spring-boot/src/main/java/org/springframework/boot/diagnostics/analyzer/BindValidationFailureAnalyzer.java

@@ -75,7 +75,7 @@ class BindValidationFailureAnalyzer extends AbstractFailureAnalyzer<Throwable> {
 	private void appendFieldError(StringBuilder description, FieldError error) {
 		Origin origin = Origin.from(error);
 		description.append(String.format("%n    Property: %s", error.getObjectName() + "." + error.getField()));
-		description.append(String.format("%n    Value: %s", error.getRejectedValue()));
+		description.append(String.format("%n    Value: \"%s\"", error.getRejectedValue()));
 		if (origin != null) {
 			description.append(String.format("%n    Origin: %s", origin));
 		}

spring-boot-project/spring-boot/src/main/java/org/springframework/boot/diagnostics/analyzer/UnboundConfigurationPropertyFailureAnalyzer.java

@@ -51,7 +51,7 @@ class UnboundConfigurationPropertyFailureAnalyzer
 	private void buildDescription(StringBuilder description, ConfigurationProperty property) {
 		if (property != null) {
 			description.append(String.format("%n    Property: %s", property.getName()));
-			description.append(String.format("%n    Value: %s", property.getValue()));
+			description.append(String.format("%n    Value: \"%s\"", property.getValue()));
 			description.append(String.format("%n    Origin: %s", property.getOrigin()));
 		}
 	}

spring-boot-project/spring-boot/src/test/java/org/springframework/boot/diagnostics/analyzer/BindFailureAnalyzerTests.java

@@ -101,7 +101,7 @@ class BindFailureAnalyzerTests {
 	}
 
 	private static String failure(String property, String value, String origin, String reason) {
-		return String.format("Property: %s%n    Value: %s%n    Origin: %s%n    Reason: %s", property, value, origin,
+		return String.format("Property: %s%n    Value: \"%s\"%n    Origin: %s%n    Reason: %s", property, value, origin,
 				reason);
 	}
 

spring-boot-project/spring-boot/src/test/java/org/springframework/boot/diagnostics/analyzer/BindValidationFailureAnalyzerTests.java

@@ -92,7 +92,7 @@ class BindValidationFailureAnalyzerTests {
 	}
 
 	private static String failure(String property, String value, String reason) {
-		return String.format("Property: %s%n    Value: %s%n    Reason: %s", property, value, reason);
+		return String.format("Property: %s%n    Value: \"%s\"%n    Reason: %s", property, value, reason);
 	}
 
 	private FailureAnalysis performAnalysis(Class<?> configuration, String... environment) {

spring-boot-project/spring-boot/src/test/java/org/springframework/boot/diagnostics/analyzer/UnboundConfigurationPropertyFailureAnalyzerTests.java

@@ -63,7 +63,7 @@ class UnboundConfigurationPropertyFailureAnalyzerTests {
 	}
 
 	private static String failure(String property, String value, String origin, String reason) {
-		return String.format("Property: %s%n    Value: %s%n    Origin: %s%n    Reason: %s", property, value, origin,
+		return String.format("Property: %s%n    Value: \"%s\"%n    Origin: %s%n    Reason: %s", property, value, origin,
 				reason);
 	}