Add private methods QPDFObjectHandle::asArray etc

Centralise casting of QPDFObjects and reduce repeated dereferencing.

1 files changed, 4 insertions, 2 deletions

diff --git a/libqpdf/QPDF_Reserved.cc b/libqpdf/QPDF_Reserved.cc
index 5808a369..d5009674 100644
--- a/libqpdf/QPDF_Reserved.cc
+++ b/libqpdf/QPDF_Reserved.cc
@@ -17,14 +17,16 @@ QPDF_Reserved::shallowCopy()
 std::string
 QPDF_Reserved::unparse()
 {
-    throw std::logic_error("attempt to unparse QPDF_Reserved");
+    throw std::logic_error(
+        "QPDFObjectHandle: attempting to unparse a reserved object");
     return "";
 }
 
 JSON
 QPDF_Reserved::getJSON(int json_version)
 {
-    throw std::logic_error("attempt to generate JSON from QPDF_Reserved");
+    throw std::logic_error(
+        "QPDFObjectHandle: attempting to unparse a reserved object");
     return JSON::makeNull();
 }