[#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-09.adoc[`parse`].


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