From 8bfee41e214b015fe6eb8ef0c185859f5b6401a7 Mon Sep 17 00:00:00 2001
From: Daniel Friesel <derf@derf.homelinux.org>
Date: Sat, 14 Aug 2010 05:18:31 +0200
Subject: Add remaining error classes, sort of

---
 lib/WWW/Efa/Error/Ambiguous.pm | 69 ++++++++++++++++++++++++++++++++++++++++++
 lib/WWW/Efa/Error/Backend.pm   | 64 +++++++++++++++++++++++----------------
 lib/WWW/Efa/Error/NoData.pm    | 50 ++++++++++++++++++++++++++++++
 lib/WWW/Efa/Error/Setup.pm     |  1 -
 4 files changed, 157 insertions(+), 27 deletions(-)
 create mode 100644 lib/WWW/Efa/Error/Ambiguous.pm
 create mode 100644 lib/WWW/Efa/Error/NoData.pm

(limited to 'lib/WWW/Efa')

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;
diff --git a/lib/WWW/Efa/Error/Backend.pm b/lib/WWW/Efa/Error/Backend.pm
index b6ffa75..930fed5 100644
--- a/lib/WWW/Efa/Error/Backend.pm
+++ b/lib/WWW/Efa/Error/Backend.pm
@@ -1,5 +1,27 @@
 package WWW::Efa::Error::Backend;
 
+=head1 NAME
+
+WWW::Efa::Error::Backend - WWW::Efa unknown error from efa.vrr.de
+
+=head1 SYNOPSIS
+
+    use WWW::Efa::Error::Backend;
+
+    my $error = WWW::Efa::Error::Backend->new(
+        'Yadda Yadda'
+    );
+
+    die $error->as_string();
+    # WWW::Efa error from efa.vrr.de:
+    # Yadda Yadda
+
+=head1 DESCRIPTION
+
+Received an unknown error from efa.vrr.de
+
+=cut
+
 use strict;
 use warnings;
 use 5.010;
@@ -7,42 +29,32 @@ use 5.010;
 use base 'Exporter';
 
 our @EXPORT_OK = qw{};
+our @ISA = ('WWW::Efa::Error');
 
 sub new {
-	my ($obj, $type, $data) = @_;
+	my ($obj, $msg) = @_;
 	my $ref = {};
 
-	$ref->{'type'}   = $type;
-	$ref->{'data'}   = $data;
+	$ref->{'message'} = $msg;
 
 	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 $ret;
-
-	given ($self->{'type'}) {
-		when ('no data') {
-			$ret = "WWW::Efa: efa.vrr.de returned no data\n";
-		}
-		when ('ambiguous') {
-			$ret = sprintf(
-				"WWW::Efa: efa.vrr.de: Ambiguous input for %s:\n",
-				shift(@{$self->{'data'}}),
-			);
-			foreach my $possible (@{$self->{'data'}}) {
-				$ret .= "\t${possible}\n";
-			}
-		}
-		when ('error') {
-			$ret = sprintf(
-				"WWW::Efa: efa.vrr.de error:\n%s\n",
-				$self->{'data'},
-			);
-		}
-	}
-	return $ret;
+
+	return sprintf(
+		"WWW::Efa error from efa.vrr.de:\n%s\n",
+		$self->{'message'},
+	);
 }
 
 1;
diff --git a/lib/WWW/Efa/Error/NoData.pm b/lib/WWW/Efa/Error/NoData.pm
new file mode 100644
index 0000000..e74d220
--- /dev/null
+++ b/lib/WWW/Efa/Error/NoData.pm
@@ -0,0 +1,50 @@
+package WWW::Efa::Error::NoData;
+
+=head1 NAME
+
+WWW::Efa::Error::NoData - WWW::Efa error, efa.vrr.de returned no data
+
+=head1 SYNOPSIS
+
+    use WWW::Efa::Error::Setup;
+
+    my $error = WWW::Efa::Error::NoData->new();
+
+    die $error->as_string();
+    # WWW::Efa error: No data returned by efa.vrr.de
+
+=head1 DESCRIPTION
+
+efa.vrr.de returned no parsable data
+
+=cut
+
+use strict;
+use warnings;
+use 5.010;
+
+use base 'Exporter';
+
+our @EXPORT_OK = qw{};
+our @ISA = ('WWW::Efa::Error');
+
+sub new {
+	my ($obj) = @_;
+	my $ref = {};
+
+	return bless($ref, $obj);
+}
+
+=head1 METHODS
+
+=head2 $error->as_string()
+
+Return the error as string, can directly be displayed to the user
+
+=cut
+
+sub as_string {
+	return "WWW::Efa error: No data returned by efa.vrr.de\n";
+}
+
+1;
diff --git a/lib/WWW/Efa/Error/Setup.pm b/lib/WWW/Efa/Error/Setup.pm
index 386613b..9840687 100644
--- a/lib/WWW/Efa/Error/Setup.pm
+++ b/lib/WWW/Efa/Error/Setup.pm
@@ -52,7 +52,6 @@ Return the error as string, can directly be displayed to the user
 
 sub as_string {
 	my ($self) = @_;
-	my $ret;
 
 	return sprintf(
 		"WWW::Efa setup error: Wrong arg for option %s: %s\n%s\n",
-- 
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