1 files changed, 69 insertions, 0 deletions
diff --git a/lib/WWW/Efa/Error/Ambiguous.pm b/lib/WWW/Efa/Error/Ambiguous.pm
new file mode 100644
index 0000000..e738a63
--- /dev/null
+++ b/lib/WWW/Efa/Error/Ambiguous.pm
@@ -0,0 +1,69 @@
+package WWW::Efa::Error::Ambiguous;
+
+=head1 NAME
+
+WWW::Efa::Error::Ambiguous - WWW::Efa error, ambiguous to/from/via input
+
+=head1 SYNOPSIS
+
+    use WWW::Efa::Error::Ambiguous;
+
+    my $error = WWW::Efa::Error::Ambiguous->new(
+        'name_origin', 'Bredeney', 'Bredeney Friedhof'
+    );
+
+    die $error->as_string();
+    # WWW::Efa error: ambiguous input for name_origin:
+    #     Bredeney
+    #     Bredeney Friedhof
+
+=head1 DESCRIPTION
+
+Class for all WWW::Efa-internal errors occuring during initialization. Usually
+caused by missing or invalid setup arguments.
+
+=cut
+
+use strict;
+use warnings;
+use 5.010;
+
+use base 'Exporter';
+
+our @EXPORT_OK = qw{};
+our @ISA = ('WWW::Efa::Error');
+
+sub new {
+	my ($obj, $key, @possible) = @_;
+	my $ref = {};
+
+	$ref->{'key'}      = $key;
+	$ref->{'possible'} = \@possible;
+
+	return bless($ref, $obj);
+}
+
+=head1 METHODS
+
+=head2 $error->as_string()
+
+Return the error as string, can directly be displayed to the user
+
+=cut
+
+sub as_string {
+	my ($self) = @_;
+
+	my $ret = sprintf(
+		"WWW::Efa error: ambiguous input for %s:\n",
+		$self->{'key'},
+	);
+
+	foreach my $value (@{$self->{'possible'}}) {
+		$ret .= "\t$value\n";
+	}
+
+	return $ret;
+}
+
+1;