added function interface

lib/Rex/Function/Common.pm

@@ -0,0 +1,48 @@
+#
+# (c) Jan Gehring <[email protected]>
+#
+# vim: set ts=2 sw=2 tw=0:
+# vim: set expandtab:
+
+package Rex::Function::Common;
+
+use strict;
+use warnings;
+
+# VERSION
+
+require Exporter;
+require Rex::Config;
+use Data::Dumper;
+use base qw(Exporter);
+use vars qw(@EXPORT);
+use MooseX::Params::Validate;
+use Rex::MultiSub::Function;
+
+@EXPORT = qw(function);
+
+sub function {
+  my ( $name, $options, $function ) = @_;
+  my $name_save = $name;
+  if ( $name_save !~ m/^[a-zA-Z_][a-zA-Z0-9_]+$/ ) {
+    Rex::Logger::info(
+      "Please use only the following characters for function names:", "warn" );
+    Rex::Logger::info( "  A-Z, a-z, 0-9 and _", "warn" );
+    Rex::Logger::info( "Also the function should start with A-Z or a-z",
+      "warn" );
+    die "Wrong function name syntax.";
+  }
+
+  my $sub = Rex::MultiSub::Function->new(
+    name           => $name_save,
+    function       => $function,
+    params_list    => $options->{params_list},
+    test_wantarray => 1,
+  );
+
+  my ( $class, $file, @tmp ) = caller;
+
+  $sub->export( $class, $options->{export} );
+}
+
+1;