[#BloombergLP-bdld-DatumMaker]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdld.adoc[bdld]::DatumMaker
:relfileprefix: ../../
:mrdocs:

This concrete mechanism class provides "sugar" for easily creating `bdld::Datum` objects for testing.

== Synopsis

Declared in `<bdld_datummaker.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
class DatumMaker;
----

== Type Aliases

[cols="1,4"]
|===
| Name| Description
| xref:BloombergLP/bdld/DatumMaker/AllocatorType.adoc[`AllocatorType`] 
| Allocator type used to supply memory for constructed `Datum` values.
|===


== Member Functions

[cols="1,4"]
|===
| Name| Description
| xref:BloombergLP/bdld/DatumMaker/2constructor.adoc[`DatumMaker`]         [.small]#[constructor]#
| Create a `DatumMaker` that uses the specified `allocator`.
| xref:BloombergLP/bdld/DatumMaker/a.adoc[`a`] 
| Return a `bdld::Datum` having an array value of the specified `elements`.
| xref:BloombergLP/bdld/DatumMaker/allocator.adoc[`allocator`] 
| Return `get_allocator().mechanism()`.
| xref:BloombergLP/bdld/DatumMaker/bin.adoc[`bin`] 
| Return a binary `bdld::Datum` that is a copy of the given memory.
| xref:BloombergLP/bdld/DatumMaker/get_allocator.adoc[`get_allocator`] 
| Return the allocator used by this object to supply memory.
| xref:BloombergLP/bdld/DatumMaker/im.adoc[`im`] 
| Return a `bdld::Datum` integer‐map from the specified `entries`.
| xref:BloombergLP/bdld/DatumMaker/m.adoc[`m`] 
| Return a `bdld::Datum` map from the specified `entries`.
| xref:BloombergLP/bdld/DatumMaker/mok.adoc[`mok`] 
| Return a `bdld::Datum` map with owned keys from the specified entries.
| xref:BloombergLP/bdld/DatumMaker/operator_call-030.adoc[`operator()`] 
| Function call operators
| xref:BloombergLP/bdld/DatumMaker/ref.adoc[`ref`] 
| Return a `bdld::Datum` that references, but does not own, `string`.
|===



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