[#BloombergLP-balcl-TypeInfoUtil-satisfiesConstraint-0c]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/balcl.adoc[balcl]::xref:BloombergLP/balcl/TypeInfoUtil.adoc[TypeInfoUtil]::satisfiesConstraint
:relfileprefix: ../../../
:mrdocs:

Return `true` if `element` satisfies the constraint of `typeInfo`.

== Synopsis

Declared in `<balcl_typeinfo.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
static
bool
satisfiesConstraint(
    xref:BloombergLP/balcl/OptionValue.adoc[OptionValue] const& element,
    xref:BloombergLP/balcl/TypeInfo.adoc[TypeInfo] const& typeInfo,
    std::ostream& stream);
----

== Description

Same as the preceding overload, but write a descriptive error message to the specified `stream` when validation fails.

== Return Value

`true` if `element` satisfies the constraint (or there is none), and `false` otherwise

== Parameters

[cols="1,4"]
|===
| Name| Description
| *element*
| option value to validate
| *typeInfo*
| type and constraint information
| *stream*
| diagnostic output stream
|===


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