Add debug option, bump version to v0.1.3 v0.1.3

2 files changed, 14 insertions, 4 deletions

diff --git a/draco.1 b/draco.1
index c08be26..d68912b 100644
--- a/draco.1
+++ b/draco.1
@@ -6,7 +6,7 @@
 .Nd a script to convert reddit thread to Org document
 .Sh SYNOPSIS
 .Nm draco
-.Op -v
+.Op Fl dv
 .Ar <url>
 .Sh DESCRIPTION
 .Nm
@@ -15,6 +15,13 @@ is a script to convert reddit thread to Org document. It accepts a url
 
 It'll also print comments along with their replies. It's limited by
 the reddit API.
+
+The options are as follows:
+.Bl -tag -width Ds
+.It Fl d
+Turn on debug messages. Debug messages will be printed to STDERR.
+.It Fl v
+Print version.
 .Pp
 .Sh NOTES
 Draco will add 2 spaces before every new line. Comments/Posts may
diff --git a/draco.pl b/draco.pl
index 37e4654..ac67ee9 100755
--- a/draco.pl
+++ b/draco.pl
@@ -15,13 +15,14 @@ my $lb = Unicode::LineBreak->new(ColMax => 76); # Default is 76.
 # Printing UTF-8 to STDOUT.
 binmode(STDOUT, "encoding(UTF-8)");
 
-my $VERSION = "v0.1.2";
-
-die "usage: draco [-v] <url>\n" unless scalar @ARGV;
+die "usage: draco [-dv] <url>\n" unless scalar @ARGV;
 
+my $DEBUG;
+my $VERSION = "v0.1.3";
 # Dispatch table to be parsed before url.
 my %dispatch = (
     '-v'  => sub { print "Draco $VERSION\n"; exit; },
+    '-d'  => sub { $DEBUG = 1; print STDERR "draco: debug on.\n"; },
 );
 if (exists $dispatch{$ARGV[0]}) {
     # shift @ARGV to get $url in next shift.
@@ -35,11 +36,13 @@ my $json_url = "${url}.json";
 my $http = HTTP::Tiny->new( verify_SSL => 1 );
 
 # Fetch the post.
+print STDERR "draco: fetching `$json_url'.\n" if $DEBUG;
 my $response = $http->get($json_url);
 die "Unexpected response - $response->{status}: $response->{reason}"
     unless $response->{success};
 
 # Decode json.
+print STDERR "draco: decoding json response.\n" if $DEBUG;
 my $json_data = decode_json($response->{content});
 
 # $post contains post data