commit 05628fa8b6a48df2ebe775951432818672d3b06e
Author: Jason McBrayer <jmcbray@carcosa.net>
Date:   Wed May 20 14:57:24 2020 -0400

    Initial version
    
    Currently doesn't support preformatted blocks; support for
    links is not as good as I want.

diff --git a/README.gmi b/README.gmi
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--- /dev/null
+++ b/README.gmi
@@ -0,0 +1,19 @@
+# gemini-mode
+## A simple syntax-highlighting mode for text/gemini
+
+### This is a sub-subheading
+
+#### This is a sub-sub-subheading
+
+##### We can go deeper.
+
+```
+  ____                _       _ 
+ / ___| ___ _ __ ___ (_)_ __ (_)
+| |  _ / _ \ '_ ` _ \| | '_ \| |
+| |_| |  __/ | | | | | | | | | |
+ \____|\___|_| |_| |_|_|_| |_|_|
+```
+
+
+=> gemini://gus.guru/ GUS (Gemini Universal Search)
diff --git a/gemini-mode.el b/gemini-mode.el
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+++ b/gemini-mode.el
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+;;; gemini.el --- A simple highlighting package for text/gemini 
+
+;; Copyright (C) 2020  Jason McBrayer
+
+;; Author: Jason McBrayer <jmcbray@carcosa.net>
+;; Created: 20 May 2020
+;; Version: 0.1.0
+;; Keywords: syntax gemini
+;; Homepage: https://git.carcosa.net/jmcbray/gemini.el
+;; Package-Requires: ((emacs "24"))
+
+;; This file is not part of GNU Emacs.
+
+;; This program is free software: you can redistribute it and/or modify
+;; it under the terms of the GNU Affero General Public License as
+;; published by the Free Software Foundation, either version 3 of the
+;; License, or (at your option) any later version.
+
+;; This program is distributed in the hope that it will be useful,
+;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;; GNU Affero General Public License for more details.
+
+;; You should have received a copy of the GNU Affero General Public License
+;; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+
+(defface gemini-heading-face-1
+  '((t :inherit bold :height 1.8))
+  "Face for Gemini headings level 1")
+(defface gemini-heading-face-2
+  '((t :inherit bold :height 1.4))
+  "Face for Gemini headings level 2")
+(defface gemini-heading-face-3
+  '((t :inherit bold :height 1.2))
+  "Face for Gemini headings level 3")
+(defface gemini-heading-face-rest
+  '((t :inherit bold))
+  "Face for Gemini headings below level 3")
+
+(defvar gemini-highlights
+  (let* ((gemini-heading-3-regexp "^###\s.*$")
+         (gemini-heading-2-regexp "^##\s.*$")
+         (gemini-heading-1-regexp "^#\s.*$")
+         (gemini-heading-rest-regexp "^###+\s.*$")
+         (gemini-link-regexp "^=>.*$"))
+    `((,gemini-heading-rest-regexp . 'gemini-heading-face-rest)
+      (,gemini-heading-3-regexp . 'gemini-heading-face-3)
+      (,gemini-heading-2-regexp . 'gemini-heading-face-2)
+      (,gemini-heading-1-regexp . 'gemini-heading-face-1)
+      (,gemini-link-regexp . 'link)))
+  "Font lock keywords for gemini-mode")
+
+
+(define-derived-mode gemini-mode text-mode "gemini"
+  "Major mode for editing text/gemini 'geminimap' documents"
+  (setq font-lock-defaults '(gemini-highlights)))
+
+(provide 'gemini-mode)