From fae5ce8795080018875227aee8613677f92e99ce Mon Sep 17 00:00:00 2001
From: MacroFake <falke.marco@gmail.com>
Date: Mon, 18 Jul 2022 11:13:22 +0200
Subject: univalue: Return more detailed type check error messages

---
 src/univalue/include/univalue.h | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

(limited to 'src/univalue/include')

diff --git a/src/univalue/include/univalue.h b/src/univalue/include/univalue.h
index b665954927..dff544f96f 100644
--- a/src/univalue/include/univalue.h
+++ b/src/univalue/include/univalue.h
@@ -106,6 +106,7 @@ private:
     std::vector<std::string> keys;
     std::vector<UniValue> values;
 
+    void checkType(const VType& expected) const;
     bool findKey(const std::string& key, size_t& retIdx) const;
     void writeArray(unsigned int prettyIndent, unsigned int indentLevel, std::string& s) const;
     void writeObject(unsigned int prettyIndent, unsigned int indentLevel, std::string& s) const;
@@ -130,7 +131,7 @@ public:
 template <class It>
 void UniValue::push_backV(It first, It last)
 {
-    if (typ != VARR) throw std::runtime_error{"JSON value is not an array as expected"};
+    checkType(VARR);
     values.insert(values.end(), first, last);
 }
 
@@ -138,9 +139,7 @@ template <typename Int>
 Int UniValue::getInt() const
 {
     static_assert(std::is_integral<Int>::value);
-    if (typ != VNUM) {
-        throw std::runtime_error("JSON value is not an integer as expected");
-    }
+    checkType(VNUM);
     Int result;
     const auto [first_nonmatching, error_condition] = std::from_chars(val.data(), val.data() + val.size(), result);
     if (first_nonmatching != val.data() + val.size() || error_condition != std::errc{}) {
-- 
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