From 93884fa70a1fdcef373353639f10cec7aee7cec0 Mon Sep 17 00:00:00 2001 From: "Benjamin J. Culkin" Date: Fri, 20 Jul 2018 12:51:08 -0300 Subject: Update --- .../java/bjc/rgens/parser/elements/vars/RRefVariableElement.java | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'src/main/java/bjc/rgens/parser/elements/vars/RRefVariableElement.java') diff --git a/src/main/java/bjc/rgens/parser/elements/vars/RRefVariableElement.java b/src/main/java/bjc/rgens/parser/elements/vars/RRefVariableElement.java index d731d64..5c0a768 100644 --- a/src/main/java/bjc/rgens/parser/elements/vars/RRefVariableElement.java +++ b/src/main/java/bjc/rgens/parser/elements/vars/RRefVariableElement.java @@ -16,6 +16,9 @@ public class RRefVariableElement extends VariableElement { public void generate(GenerationState state) { Rule rl = state.findRule(value, true); + if(rl == null) + throw new GrammarException(String.format("Could not find rule '%s'", value)); + GenerationState newState = state.newBuf(); rl.generate(newState); @@ -23,7 +26,7 @@ public class RRefVariableElement extends VariableElement { String res = newState.contents.toString(); if(forbidSpaces && res.contains(" ")) { - throw new GrammarException("Spaces not allowed in this context (rule-reference %s)"); + throw new GrammarException(String.format("Spaces not allowed in this context (rule-reference %s)", state)); } state.contents.append(res); -- cgit v1.2.3