Fix to_string(std::any) overload (#203)

filipsajdak · web-flow · commit 76060526c134 · 2023-01-06T10:10:50.000-08:00
diff --git a/include/cpp2util.h b/include/cpp2util.h
@@ -1133,7 +1133,7 @@ inline auto to_string(...) -> std::string {
     return "(customize me - no cpp2::to_string overload exists for this type)";
 }
 
-inline auto to_string(std::any const&) -> std::string {
+inline auto to_string(std::same_as<std::any> auto const&) -> std::string {
     return "std::any";
 }
 
diff --git a/regression-tests/test-results/clang-12/mixed-string-interpolation.cpp.execution b/regression-tests/test-results/clang-12/mixed-string-interpolation.cpp.execution
@@ -14,4 +14,4 @@ p = (first, (empty))
 t = (3.140000, (empty), (empty))
 vv = 0
 vv = (1, 2.300000)
-custom = std::any
+custom = (customize me - no cpp2::to_string overload exists for this type)

Original file line number	Diff line number	Diff line change
`@@ -1133,7 +1133,7 @@ inline auto to_string(...) -> std::string {`
`1133`	`1133`	`return "(customize me - no cpp2::to_string overload exists for this type)";`
`1134`	`1134`	`}`
`1135`	`1135`
`1136`		`-inline auto to_string(std::any const&) -> std::string {`
	`1136`	`+inline auto to_string(std::same_as<std::any> auto const&) -> std::string {`
`1137`	`1137`	`return "std::any";`
`1138`	`1138`	`}`
`1139`	`1139`