[#fmt-formatter-0ce]
= xref:fmt.adoc[fmt]::formatter&lt;xref:folly/exception_wrapper.adoc[folly::exception&lowbar;wrapper]&gt;
:relfileprefix: ../
:mrdocs:

Formatter specialization that formats an `exception&lowbar;wrapper` via `what()`&period;

== Synopsis

Declared in `&lt;folly&sol;ExceptionWrapper&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template&lt;&gt;
struct formatter&lt;xref:folly/exception_wrapper.adoc[folly::exception&lowbar;wrapper]&gt;
    : xref:fmt/formatter-0d.adoc[formatter&lt;folly::fbstring&gt;]
----

== Base Classes

[cols="1,4"]
|===
| Name| Description
| `xref:fmt/formatter-0d.adoc[formatter&lt;folly::fbstring&gt;]`
| &lcub;fmt&rcub; formatter specialization that formats fbstring as a string view&period;
|===

== Member Functions

[cols="1,4"]
|===
| Name| Description
| xref:fmt/formatter-0ce/format-0c.adoc[`format`] 
| `format` overloads
|===


== Using Declarations

[cols="1,4"]
|===
| Name| Description
| xref:fmt/formatter-0d/parse.adoc[`parse`] 
| Parses the format specification, reusing the string&hyphen;view formatter&period;
|===



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