hopefully fixed a warning

62f81a60 · Niels · 74544b42 · 62f81a60 · 62f81a60
Commit 62f81a60 authored Apr 29, 2016 by Niels
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Showing with 8 additions and 4 deletions

json.hpp src/json.hpp +4 -2

json.hpp.re2c src/json.hpp.re2c +4 -2

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--- a/src/json.hpp
+++ b/src/json.hpp
@@ -6078,9 +6078,11 @@ class basic_json
                    {
                        // convert a number 0..15 to its hex representation
                        // (0..f)
-                        auto hexify = [](const char v) -> char
+                        const auto hexify = [](const int v) -> char
                        {
-                            return (v < 10) ? ('0' + v) : ('a' + v - 10);
+                            return (v < 10)
+                            ? ('0' + static_cast<char>(v))
+                            : ('a' + static_cast<char>(v - 10));
                        };
                        // print character c as \uxxxx

--- a/src/json.hpp.re2c
+++ b/src/json.hpp.re2c
@@ -6078,9 +6078,11 @@ class basic_json
                    {
                        // convert a number 0..15 to its hex representation
                        // (0..f)
-                        auto hexify = [](const char v) -> char
+                        const auto hexify = [](const int v) -> char
                        {
-                            return (v < 10) ? ('0' + v) : ('a' + v - 10);
+                            return (v < 10)
+                            ? ('0' + static_cast<char>(v))
+                            : ('a' + static_cast<char>(v - 10));
                        };
                        // print character c as \uxxxx