Initial Commit

database/perl/vendor/lib/SQL/Abstract/Parts.pm

@@ -0,0 +1,37 @@
+package SQL::Abstract::Parts;
+
+use Module::Runtime ();
+use Scalar::Util ();
+use strict;
+use warnings;
+
+use overload '""' => 'stringify', fallback => 1;
+
+sub new {
+  my ($proto, $join, @parts) = @_;
+  bless([
+    $join, map Scalar::Util::blessed($_) ? [ @$_ ] : $_, @parts
+  ], ref($proto) || $proto);
+}
+
+sub stringify {
+  my ($self) = @_;
+  my ($join, @parts) = @$self;
+  return join($join, map +(ref() ? stringify($_) : $_), @parts);
+}
+
+sub to_array { return @{$_[0]} }
+
+sub formatter {
+  my ($self, %opts) = @_;
+  require SQL::Abstract::Formatter;
+  SQL::Abstract::Formatter->new(%opts)
+}
+
+sub format {
+  my ($self, %opts) = @_;
+  $self->formatter(%opts)
+       ->format($self->to_array);
+}
+
+1;