third-party/codemirror-3.15/mode/apl/apl.js

   1 CodeMirror.defineMode("apl", function() {
   2   var builtInOps = {
   3     ".": "innerProduct",
   4     "\\": "scan",
   5     "/": "reduce",
   6     "⌿": "reduce1Axis",
   7     "⍀": "scan1Axis",
   8     "¨": "each",
   9     "⍣": "power"
  10   };
  11   var builtInFuncs = {
  12     "+": ["conjugate", "add"],
  13     "−": ["negate", "subtract"],
  14     "×": ["signOf", "multiply"],
  15     "÷": ["reciprocal", "divide"],
  16     "⌈": ["ceiling", "greaterOf"],
  17     "⌊": ["floor", "lesserOf"],
  18     "∣": ["absolute", "residue"],
  19     "⍳": ["indexGenerate", "indexOf"],
  20     "?": ["roll", "deal"],
  21     "⋆": ["exponentiate", "toThePowerOf"],
  22     "⍟": ["naturalLog", "logToTheBase"],
  23     "○": ["piTimes", "circularFuncs"],
  24     "!": ["factorial", "binomial"],
  25     "⌹": ["matrixInverse", "matrixDivide"],
  26     "<": [null, "lessThan"],
  27     "≤": [null, "lessThanOrEqual"],
  28     "=": [null, "equals"],
  29     ">": [null, "greaterThan"],
  30     "≥": [null, "greaterThanOrEqual"],
  31     "≠": [null, "notEqual"],
  32     "≡": ["depth", "match"],
  33     "≢": [null, "notMatch"],
  34     "∈": ["enlist", "membership"],
  35     "⍷": [null, "find"],
  36     "∪": ["unique", "union"],
  37     "∩": [null, "intersection"],
  38     "∼": ["not", "without"],
  39     "∨": [null, "or"],
  40     "∧": [null, "and"],
  41     "⍱": [null, "nor"],
  42     "⍲": [null, "nand"],
  43     "⍴": ["shapeOf", "reshape"],
  44     ",": ["ravel", "catenate"],
  45     "⍪": [null, "firstAxisCatenate"],
  46     "⌽": ["reverse", "rotate"],
  47     "⊖": ["axis1Reverse", "axis1Rotate"],
  48     "⍉": ["transpose", null],
  49     "↑": ["first", "take"],
  50     "↓": [null, "drop"],
  51     "⊂": ["enclose", "partitionWithAxis"],
  52     "⊃": ["diclose", "pick"],
  53     "⌷": [null, "index"],
  54     "⍋": ["gradeUp", null],
  55     "⍒": ["gradeDown", null],
  56     "⊤": ["encode", null],
  57     "⊥": ["decode", null],
  58     "⍕": ["format", "formatByExample"],
  59     "⍎": ["execute", null],
  60     "⊣": ["stop", "left"],
  61     "⊢": ["pass", "right"]
  62   };
  63
  64   var isOperator = /[\.\/⌿⍀¨⍣]/;
  65   var isNiladic = /⍬/;
  66   var isFunction = /[\+−×÷⌈⌊∣⍳\?⋆⍟○!⌹<≤=>≥≠≡≢∈⍷∪∩∼∨∧⍱⍲⍴,⍪⌽⊖⍉↑↓⊂⊃⌷⍋⍒⊤⊥⍕⍎⊣⊢]/;
  67   var isArrow = /←/;
  68   var isComment = /[⍝#].*$/;
  69
  70   var stringEater = function(type) {
  71     var prev;
  72     prev = false;
  73     return function(c) {
  74       prev = c;
  75       if (c === type) {
  76         return prev === "\\";
  77       }
  78       return true;
  79     };
  80   };
  81   return {
  82     startState: function() {
  83       return {
  84         prev: false,
  85         func: false,
  86         op: false,
  87         string: false,
  88         escape: false
  89       };
  90     },
  91     token: function(stream, state) {
  92       var ch, funcName, word;
  93       if (stream.eatSpace()) {
  94         return null;
  95       }
  96       ch = stream.next();
  97       if (ch === '"' || ch === "'") {
  98         stream.eatWhile(stringEater(ch));
  99         stream.next();
 100         state.prev = true;
 101         return "string";
 102       }
 103       if (/[\[{\(]/.test(ch)) {
 104         state.prev = false;
 105         return null;
 106       }
 107       if (/[\]}\)]/.test(ch)) {
 108         state.prev = true;
 109         return null;
 110       }
 111       if (isNiladic.test(ch)) {
 112         state.prev = false;
 113         return "niladic";
 114       }
 115       if (/[¯\d]/.test(ch)) {
 116         if (state.func) {
 117           state.func = false;
 118           state.prev = false;
 119         } else {
 120           state.prev = true;
 121         }
 122         stream.eatWhile(/[\w\.]/);
 123         return "number";
 124       }
 125       if (isOperator.test(ch)) {
 126         return "operator apl-" + builtInOps[ch];
 127       }
 128       if (isArrow.test(ch)) {
 129         return "apl-arrow";
 130       }
 131       if (isFunction.test(ch)) {
 132         funcName = "apl-";
 133         if (builtInFuncs[ch] != null) {
 134           if (state.prev) {
 135             funcName += builtInFuncs[ch][1];
 136           } else {
 137             funcName += builtInFuncs[ch][0];
 138           }
 139         }
 140         state.func = true;
 141         state.prev = false;
 142         return "function " + funcName;
 143       }
 144       if (isComment.test(ch)) {
 145         stream.skipToEnd();
 146         return "comment";
 147       }
 148       if (ch === "∘" && stream.peek() === ".") {
 149         stream.next();
 150         return "function jot-dot";
 151       }
 152       stream.eatWhile(/[\w\$_]/);
 153       word = stream.current();
 154       state.prev = true;
 155       return "keyword";
 156     }
 157   };
 158 });
 159
 160 CodeMirror.defineMIME("text/apl", "apl");