From b9ed547db043ef57dca6d2d633c344bf0a00af2c Mon Sep 17 00:00:00 2001
From: Jesse Luehrs <doy@tozt.net>
Date: Thu, 30 May 2013 05:20:24 -0500
Subject: save readline history

---
 lib/Reply/Plugin/ReadLine.pm | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/lib/Reply/Plugin/ReadLine.pm b/lib/Reply/Plugin/ReadLine.pm
index dc9c617..29ad5a0 100644
--- a/lib/Reply/Plugin/ReadLine.pm
+++ b/lib/Reply/Plugin/ReadLine.pm
@@ -4,14 +4,30 @@ use warnings;
 
 use base 'Reply::Plugin';
 
+use File::HomeDir;
+use File::Spec;
 use Term::ReadLine;
 
+my $history = File::Spec->catfile(File::HomeDir->my_data, '.reply_history');
+
 sub new {
     my $class = shift;
 
     my $self = $class->SUPER::new(@_);
     $self->{term} = Term::ReadLine->new('Reply');
 
+    if (open my $fh, '<', $history) {
+        for my $line (<$fh>) {
+            chomp $line;
+            $self->{term}->addhistory($line);
+        }
+    }
+    else {
+        my $e = $!;
+        warn "Couldn't open $history for reading: $e"
+            if -e $history;
+    }
+
     return $self;
 }
 
@@ -22,4 +38,14 @@ sub read_line {
     return $self->{term}->readline($prompt);
 }
 
+sub DESTROY {
+    my $self = shift;
+
+    # XXX support more later
+    return unless $self->{term}->ReadLine eq 'Term::ReadLine::Gnu';
+
+    $self->{term}->WriteHistory($history)
+        or warn "Couldn't write history to $history";
+}
+
 1;
-- 
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