Fix for object hadlers and subroutines returning null

Marcel Overdijk · Marcel Overdijk · commit 51a7d4ce4a61 · 2017-02-19T22:05:30.000+01:00
diff --git a/rivescript-core/src/main/java/com/rivescript/RiveScript.java b/rivescript-core/src/main/java/com/rivescript/RiveScript.java
@@ -2021,6 +2021,9 @@ private String processTags(String username, String message, String reply, List<S
 			} else {
 				output = this.errorMessages.get("objectNotFound");
 			}
+			if (output == null) {
+				output = "";
+			}
 
 			reply = reply.replace(matcher.group(0), output);
 		}

Original file line number	Diff line number	Diff line change
`@@ -2021,6 +2021,9 @@ private String processTags(String username, String message, String reply, List<S`
`2021`	`2021`	`} else {`
`2022`	`2022`	`output = this.errorMessages.get("objectNotFound");`
`2023`	`2023`	`}`
	`2024`	`+ if (output == null) {`
	`2025`	`+ output = "";`
	`2026`	`+ }`
`2024`	`2027`
`2025`	`2028`	`reply = reply.replace(matcher.group(0), output);`
`2026`	`2029`	`}`