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.\" ========================================================================
.\"
.IX Title "Mojolicious::Routes::Pattern 3"
.TH Mojolicious::Routes::Pattern 3 "2023-03-08" "perl v5.26.3" "User Contributed Perl Documentation"
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.SH "NAME"
Mojolicious::Routes::Pattern \- Route pattern
.SH "SYNOPSIS"
.IX Header "SYNOPSIS"
.Vb 1
\&  use Mojolicious::Routes::Pattern;
\&
\&  # Create pattern
\&  my $pattern = Mojolicious::Routes::Pattern\->new(\*(Aq/test/:name\*(Aq);
\&
\&  # Match routes
\&  my $captures = $pattern\->match(\*(Aq/test/sebastian\*(Aq);
\&  say $captures\->{name};
.Ve
.SH "DESCRIPTION"
.IX Header "DESCRIPTION"
Mojolicious::Routes::Pattern is the core of Mojolicious::Routes.
.SH "ATTRIBUTES"
.IX Header "ATTRIBUTES"
Mojolicious::Routes::Pattern implements the following attributes.
.SS "constraints"
.IX Subsection "constraints"
.Vb 2
\&  my $constraints = $pattern\->constraints;
\&  $pattern        = $pattern\->constraints({foo => qr/\ew+/});
.Ve
.PP
Regular expression constraints.
.SS "defaults"
.IX Subsection "defaults"
.Vb 2
\&  my $defaults = $pattern\->defaults;
\&  $pattern     = $pattern\->defaults({foo => \*(Aqbar\*(Aq});
.Ve
.PP
Default parameters.
.SS "placeholder_start"
.IX Subsection "placeholder_start"
.Vb 2
\&  my $start = $pattern\->placeholder_start;
\&  $pattern  = $pattern\->placeholder_start(\*(Aq:\*(Aq);
.Ve
.PP
Character indicating a placeholder, defaults to \f(CW\*(C`:\*(C'\fR.
.SS "placeholders"
.IX Subsection "placeholders"
.Vb 2
\&  my $placeholders = $pattern\->placeholders;
\&  $pattern         = $pattern\->placeholders([\*(Aqfoo\*(Aq, \*(Aqbar\*(Aq]);
.Ve
.PP
Placeholder names.
.SS "quote_end"
.IX Subsection "quote_end"
.Vb 2
\&  my $end  = $pattern\->quote_end;
\&  $pattern = $pattern\->quote_end(\*(Aq}\*(Aq);
.Ve
.PP
Character indicating the end of a quoted placeholder, defaults to \f(CW\*(C`>\*(C'\fR.
.SS "quote_start"
.IX Subsection "quote_start"
.Vb 2
\&  my $start = $pattern\->quote_start;
\&  $pattern  = $pattern\->quote_start(\*(Aq{\*(Aq);
.Ve
.PP
Character indicating the start of a quoted placeholder, defaults to \f(CW\*(C`<\*(C'\fR.
.SS "regex"
.IX Subsection "regex"
.Vb 2
\&  my $regex = $pattern\->regex;
\&  $pattern  = $pattern\->regex($regex);
.Ve
.PP
Pattern in compiled regular expression form.
.SS "relaxed_start"
.IX Subsection "relaxed_start"
.Vb 2
\&  my $start = $pattern\->relaxed_start;
\&  $pattern  = $pattern\->relaxed_start(\*(Aq*\*(Aq);
.Ve
.PP
Character indicating a relaxed placeholder, defaults to \f(CW\*(C`#\*(C'\fR.
.SS "tree"
.IX Subsection "tree"
.Vb 2
\&  my $tree = $pattern\->tree;
\&  $pattern = $pattern\->tree([[\*(Aqtext\*(Aq, \*(Aq/foo\*(Aq]]);
.Ve
.PP
Pattern in parsed form. Note that this structure should only be used very carefully since it is very dynamic.
.SS "type_start"
.IX Subsection "type_start"
.Vb 2
\&  my $start = $pattern\->type_start;
\&  $pattern  = $pattern\->type_start(\*(Aq|\*(Aq);
.Ve
.PP
Character indicating the start of a placeholder type, defaults to \f(CW\*(C`:\*(C'\fR.
.SS "types"
.IX Subsection "types"
.Vb 2
\&  my $types = $pattern\->types;
\&  $pattern  = $pattern\->types({int => qr/[0\-9]+/});
.Ve
.PP
Placeholder types.
.SS "unparsed"
.IX Subsection "unparsed"
.Vb 2
\&  my $unparsed = $pattern\->unparsed;
\&  $pattern     = $pattern\->unparsed(\*(Aq/:foo/:bar\*(Aq);
.Ve
.PP
Raw unparsed pattern.
.SS "wildcard_start"
.IX Subsection "wildcard_start"
.Vb 2
\&  my $start = $pattern\->wildcard_start;
\&  $pattern  = $pattern\->wildcard_start(\*(Aq*\*(Aq);
.Ve
.PP
Character indicating the start of a wildcard placeholder, defaults to \f(CW\*(C`*\*(C'\fR.
.SH "METHODS"
.IX Header "METHODS"
Mojolicious::Routes::Pattern inherits all methods from Mojo::Base and implements the following new ones.
.SS "match"
.IX Subsection "match"
.Vb 2
\&  my $captures = $pattern\->match(\*(Aq/foo/bar\*(Aq);
\&  my $captures = $pattern\->match(\*(Aq/foo/bar\*(Aq, 1);
.Ve
.PP
Match pattern against entire path, format detection is disabled by default.
.SS "match_partial"
.IX Subsection "match_partial"
.Vb 2
\&  my $captures = $pattern\->match_partial(\e$path);
\&  my $captures = $pattern\->match_partial(\e$path, 1);
.Ve
.PP
Match pattern against path and remove matching parts, format detection is disabled by default.
.SS "new"
.IX Subsection "new"
.Vb 4
\&  my $pattern = Mojolicious::Routes::Pattern\->new;
\&  my $pattern = Mojolicious::Routes::Pattern\->new(\*(Aq/users/:id\*(Aq);
\&  my $pattern = Mojolicious::Routes::Pattern\->new(\*(Aq/user/:id\*(Aq, id => qr/\ed+/);
\&  my $pattern = Mojolicious::Routes::Pattern\->new(format => [\*(Aqjson\*(Aq, \*(Aqyaml\*(Aq]);
.Ve
.PP
Construct a new Mojolicious::Routes::Pattern object and \*(L"parse\*(R" pattern if necessary.
.SS "parse"
.IX Subsection "parse"
.Vb 3
\&  $pattern = $pattern\->parse(\*(Aq/user/:id\*(Aq);
\&  $pattern = $pattern\->parse(\*(Aq/user/:id\*(Aq, id=> qr/\ed+/);
\&  $pattern = $pattern\->parse(format => [\*(Aqjson\*(Aq, \*(Aqyaml\*(Aq]);
.Ve
.PP
Parse pattern.
.SS "render"
.IX Subsection "render"
.Vb 2
\&  my $path = $pattern\->render({id => 24});
\&  my $path = $pattern\->render({id => 24}, 1);
.Ve
.PP
Render pattern into a path with parameters, format rendering is disabled by default.
.SH "SEE ALSO"
.IX Header "SEE ALSO"
Mojolicious, Mojolicious::Guides, <https://mojolicious.org>.