From 67207e20f3dc8b9e92e45560776b5b304f964cc1 Mon Sep 17 00:00:00 2001
From: Your Name <you@example.com>
Date: Sat, 7 Nov 2020 07:56:08 -0500
Subject: Fixed segfaults for invalid module names

---
 libbible.cc | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

(limited to 'libbible.cc')

diff --git a/libbible.cc b/libbible.cc
index 7b08174..29e8873 100644
--- a/libbible.cc
+++ b/libbible.cc
@@ -42,6 +42,10 @@ map<string, vector<string>> libbible::getModules() {
 vector<libbible::passage> libbible::getPassages(string modName, string book) {
     vector<libbible::passage> passages;
     SWModule *target = library.getModule(modName.c_str());
+    if(target == nullptr) {
+        // Module doesn't exist
+        return passages;
+    }
     target->setKey((book + " " + "1").c_str());
     VerseKey *key = (VerseKey *) target->getKey();
     int maxChapter = key->getChapterMax();
@@ -124,13 +128,17 @@ void inferMissing(libbible::passage *pass, SWModule *target) {
 }
 
 vector<libbible::text> libbible::getText(libbible::passage pass) {
+    vector<libbible::text> texts;
     SWModule *target = library.getModule(pass.modName.c_str());
+    if(target == nullptr) {
+        // Module doesn't exist
+        return texts;
+    }
     inferMissing(&pass, target);
     target->setKey((pass.book
                 + " " + to_string(pass.chapterStart)
                 + ":" + to_string(pass.verseStart)).c_str());
     VerseKey *key = (VerseKey *) target->getKey();
-    vector<libbible::text> texts;
 
     bool endOfParagraph = false;
 
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