File modules/editor/codemirror/mode/clojure/index.html

Last commit: Sun Dec 17 01:14:09 2017 +0100	Jan Dankert	Integration eines weiteren Code-Editors: Codemirror. Demnächst müssen wir hier mal aufräumen und andere Editoren rauswerfen.


     1 <!doctype html>
     2 
     3 <title>CodeMirror: Clojure mode</title>
     4 <meta charset="utf-8"/>
     5 <link rel=stylesheet href="../../doc/docs.css">
     6 
     7 <link rel="stylesheet" href="../../lib/codemirror.css">
     8 <script src="../../lib/codemirror.js"></script>
     9 <script src="clojure.js"></script>
    10 <style>.CodeMirror {background: #f8f8f8;}</style>
    11 <div id=nav>
    12   <a href="http://codemirror.net"><h1>CodeMirror</h1><img id=logo src="../../doc/logo.png"></a>
    13 
    14   <ul>
    15     <li><a href="../../index.html">Home</a>
    16     <li><a href="../../doc/manual.html">Manual</a>
    17     <li><a href="https://github.com/codemirror/codemirror">Code</a>
    18   </ul>
    19   <ul>
    20     <li><a href="../index.html">Language modes</a>
    21     <li><a class=active href="#">Clojure</a>
    22   </ul>
    23 </div>
    24 
    25 <article>
    26 <h2>Clojure mode</h2>
    27 <form><textarea id="code" name="code">
    28 ; Conway's Game of Life, based on the work of:
    29 ;; Laurent Petit https://gist.github.com/1200343
    30 ;; Christophe Grand http://clj-me.cgrand.net/2011/08/19/conways-game-of-life
    31 
    32 (ns ^{:doc "Conway's Game of Life."}
    33  game-of-life)
    34 
    35 ;; Core game of life's algorithm functions
    36 
    37 (defn neighbours
    38   "Given a cell's coordinates, returns the coordinates of its neighbours."
    39   [[x y]]
    40   (for [dx [-1 0 1] dy (if (zero? dx) [-1 1] [-1 0 1])]
    41     [(+ dx x) (+ dy y)]))
    42 
    43 (defn step
    44   "Given a set of living cells, computes the new set of living cells."
    45   [cells]
    46   (set (for [[cell n] (frequencies (mapcat neighbours cells))
    47              :when (or (= n 3) (and (= n 2) (cells cell)))]
    48          cell)))
    49 
    50 ;; Utility methods for displaying game on a text terminal
    51 
    52 (defn print-board
    53   "Prints a board on *out*, representing a step in the game."
    54   [board w h]
    55   (doseq [x (range (inc w)) y (range (inc h))]
    56     (if (= y 0) (print "\n"))
    57     (print (if (board [x y]) "[X]" " . "))))
    58 
    59 (defn display-grids
    60   "Prints a squence of boards on *out*, representing several steps."
    61   [grids w h]
    62   (doseq [board grids]
    63     (print-board board w h)
    64     (print "\n")))
    65 
    66 ;; Launches an example board
    67 
    68 (def
    69   ^{:doc "board represents the initial set of living cells"}
    70    board #{[2 1] [2 2] [2 3]})
    71 
    72 (display-grids (take 3 (iterate step board)) 5 5)
    73 
    74 ;; Let's play with characters
    75 (println \1 \a \# \\
    76          \" \( \newline
    77          \} \" \space
    78          \tab \return \backspace
    79          \u1000 \uAaAa \u9F9F)
    80 
    81 ;; Let's play with numbers
    82 (+ 1 -1 1/2 -1/2 -0.5 0.5)
    83 
    84 </textarea></form>
    85     <script>
    86       var editor = CodeMirror.fromTextArea(document.getElementById("code"), {});
    87     </script>
    88 
    89     <p><strong>MIME types defined:</strong> <code>text/x-clojure</code>.</p>
    90 
    91   </article>



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Sun, 17 Dec 2017 01:14:09 +0100	Jan Dankert	Integration eines weiteren Code-Editors: Codemirror. Demnächst müssen wir hier mal aufräumen und andere Editoren rauswerfen.