From 150ec4ad4fb3056f9aa147b0ef6ac96e40572b33 Mon Sep 17 00:00:00 2001
From: Lixfeld <lixfeld-git@gmx.de>
Date: Mon, 19 Aug 2024 21:28:15 +0200
Subject: [PATCH 1/3] Add gdt sample files

---
 lib/rouge/demos/gdt     | 11 +++++++++++
 spec/visual/samples/gdt | 19 +++++++++++++++++++
 2 files changed, 30 insertions(+)
 create mode 100644 lib/rouge/demos/gdt
 create mode 100644 spec/visual/samples/gdt

diff --git a/lib/rouge/demos/gdt b/lib/rouge/demos/gdt
new file mode 100644
index 0000000000..6cdc759f21
--- /dev/null
+++ b/lib/rouge/demos/gdt
@@ -0,0 +1,11 @@
+01380006301
+0178315EKG_TYP1
+0178316PRX_SYS1
+014921802.00
+01330000815
+0123101Doe
+0133102Jane
+017310301011990
+01031102
+0123622158
+0123623061
\ No newline at end of file
diff --git a/spec/visual/samples/gdt b/spec/visual/samples/gdt
new file mode 100644
index 0000000000..c1b78f2fbb
--- /dev/null
+++ b/spec/visual/samples/gdt
@@ -0,0 +1,19 @@
+01380006310
+0178315PRX_SYS1
+0178316KKX_SYS1
+014921802.10
+014300004711
+0123101Doe
+0133102John
+017310331121999
+01031101
+0123622180
+0123623085
+017620031122023
+0166227Comment
+0286228Blood pressure test
+0286228-------------------
+0236228Ps[mmHg]   143
+0236228Pd[mmHg]    92
+0236228HF[P/min]   71
+0096228
\ No newline at end of file

From 2ef6b7a8d699c843e7f4a58850d1cf28468e49ee Mon Sep 17 00:00:00 2001
From: Lixfeld <lixfeld-git@gmx.de>
Date: Mon, 19 Aug 2024 21:36:58 +0200
Subject: [PATCH 2/3] Add gdt lexer

---
 lib/rouge/lexers/gdt.rb | 41 +++++++++++++++++++++++++++++++++++++++++
 spec/lexers/gdt_spec.rb | 18 ++++++++++++++++++
 2 files changed, 59 insertions(+)
 create mode 100644 lib/rouge/lexers/gdt.rb
 create mode 100644 spec/lexers/gdt_spec.rb

diff --git a/lib/rouge/lexers/gdt.rb b/lib/rouge/lexers/gdt.rb
new file mode 100644
index 0000000000..3cffc3ade1
--- /dev/null
+++ b/lib/rouge/lexers/gdt.rb
@@ -0,0 +1,41 @@
+# -*- coding: utf-8 -*- #
+# frozen_string_literal: true
+
+module Rouge
+  module Lexers
+    class GDT < RegexLexer
+      title 'GDT'
+      desc "Geräte-Daten-Träger (Device Data Carrier)"
+      tag 'gdt'
+      filenames '*.gdt'
+      mimetypes 'text/x-gdt'
+
+      state :root do
+        rule %r/[0-9]{3}/, Text, :length
+      end
+
+      state :length do
+        rule %r/(6227|6228)/, Keyword, :comment
+        rule %r/8000/, Keyword, :type
+        rule %r/[0-9]{4}/, Keyword, :content
+        rule %r/\s+/, Text::Whitespace
+      end
+
+      state :content do
+        rule %r(.*?$), Literal, :root
+      end
+
+      state :comment do
+        rule %r(.*?$), Comment, :root
+      end
+
+      state :type do
+        rule %r(.*?$), Name::Class, :root
+      end
+
+      state :whitespace do
+        rule %r/\s+/, Text::Whitespace
+      end
+    end
+  end
+end
diff --git a/spec/lexers/gdt_spec.rb b/spec/lexers/gdt_spec.rb
new file mode 100644
index 0000000000..d23508c296
--- /dev/null
+++ b/spec/lexers/gdt_spec.rb
@@ -0,0 +1,18 @@
+# -*- coding: utf-8 -*- #
+# frozen_string_literal: true
+
+describe Rouge::Lexers::GDT do
+  let(:subject) { Rouge::Lexers::GDT.new }
+
+  describe 'guessing' do
+    include Support::Guessing
+
+    it 'guesses by filename' do
+      assert_guess :filename => 'foo.gdt'
+    end
+
+    it 'guesses by mimetype' do
+      assert_guess :mimetype => 'text/x-gdt'
+    end
+  end
+end

From f7aea2a53a8fc919cfbae6a690ff6f06c57b5520 Mon Sep 17 00:00:00 2001
From: Lixfeld <lixfeld-git@gmx.de>
Date: Tue, 20 Aug 2024 08:10:07 +0200
Subject: [PATCH 3/3] Handle end of line (CR/LF)

---
 lib/rouge/lexers/gdt.rb | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/lib/rouge/lexers/gdt.rb b/lib/rouge/lexers/gdt.rb
index 3cffc3ade1..4c84fb403a 100644
--- a/lib/rouge/lexers/gdt.rb
+++ b/lib/rouge/lexers/gdt.rb
@@ -22,15 +22,15 @@ class GDT < RegexLexer
       end
 
       state :content do
-        rule %r(.*?$), Literal, :root
+        rule %r/.*$\r?\n?/, Literal, :root
       end
 
       state :comment do
-        rule %r(.*?$), Comment, :root
+        rule %r/.*$\r?\n?/, Comment, :root
       end
 
       state :type do
-        rule %r(.*?$), Name::Class, :root
+        rule %r/.*$\r?\n?/, Name::Class, :root
       end
 
       state :whitespace do