Use formatting limits instead of arbitrary size

mborland · mborland · commit a57468d9981e · 2025-11-12T15:05:22.000+01:00
diff --git a/examples/charconv_cohort_preservation.cpp b/examples/charconv_cohort_preservation.cpp
@@ -87,7 +87,7 @@ int main()
         }
 
         // The same chars_format option applies to to_chars which allows us to roundtrip the values
-        char buffer[64] {};
+        char buffer[boost::decimal::formatting_limits<decimal32_t>::cohort_preserving_scientific_max_chars] {};
         const auto r_to = to_chars(buffer, buffer + sizeof(buffer), string_val, chars_format::cohort_preserving_scientific);
 
         if (!r_to)

Original file line number	Diff line number	Diff line change
`@@ -87,7 +87,7 @@ int main()`
`87`	`87`	`}`
`88`	`88`
`89`	`89`	`// The same chars_format option applies to to_chars which allows us to roundtrip the values`
`90`		`- char buffer[64] {};`
	`90`	`+ char buffer[boost::decimal::formatting_limits<decimal32_t>::cohort_preserving_scientific_max_chars] {};`
`91`	`91`	`const auto r_to = to_chars(buffer, buffer + sizeof(buffer), string_val, chars_format::cohort_preserving_scientific);`
`92`	`92`
`93`	`93`	`if (!r_to)`