[#boost-urls-grammar-error]
= xref:boost.adoc[boost]::xref:boost/urls.adoc[urls]::xref:boost/urls/grammar.adoc[grammar]::error
:relfileprefix: ../../../
:mrdocs:


Error codes returned when using rules

== Synopsis


Declared in `<https://www.github.com/boostorg/url/blob/develop/include/boost/url/grammar/error.hpp#L26[boost/url/grammar/error.hpp]>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
enum class error : int;
----

== Members


[,cols=2]
|===
|Name |Description
|`need_more`
|More input is needed to match the rule
|`mismatch`
|The rule did not match the input.
|`end_of_range`
|A rule reached the end of a range
|`leftover`
|Leftover input remaining after match.
|`invalid`
|A rule encountered unrecoverable invalid input.
|`out_of_range`
|An integer overflowed during parsing.
|`syntax`
|An unspecified syntax error was found.
|===

== See Also


xref:boost/urls/grammar/condition.adoc[condition],        xref:boost/urls/grammar/parse-02.adoc[parse].






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