z80.js
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// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: http://codemirror.net/LICENSE
(function(mod) {
if (typeof exports == "object" && typeof module == "object") // CommonJS
mod(require("../../lib/codemirror"));
else if (typeof define == "function" && define.amd) // AMD
define(["../../lib/codemirror"], mod);
else // Plain browser env
mod(CodeMirror);
})(function(CodeMirror) {
"use strict";
CodeMirror.defineMode('z80', function() {
var keywords1 = /^(exx?|(ld|cp|in)([di]r?)?|pop|push|ad[cd]|cpl|daa|dec|inc|neg|sbc|sub|and|bit|[cs]cf|x?or|res|set|r[lr]c?a?|r[lr]d|s[lr]a|srl|djnz|nop|rst|[de]i|halt|im|ot[di]r|out[di]?)\b/i;
var keywords2 = /^(call|j[pr]|ret[in]?)\b/i;
var keywords3 = /^b_?(call|jump)\b/i;
var variables1 = /^(af?|bc?|c|de?|e|hl?|l|i[xy]?|r|sp)\b/i;
var variables2 = /^(n?[zc]|p[oe]?|m)\b/i;
var errors = /^([hl][xy]|i[xy][hl]|slia|sll)\b/i;
var numbers = /^([\da-f]+h|[0-7]+o|[01]+b|\d+)\b/i;
return {
startState: function() {
return {context: 0};
},
token: function(stream, state) {
if (!stream.column())
state.context = 0;
if (stream.eatSpace())
return null;
var w;
if (stream.eatWhile(/\w/)) {
w = stream.current();
if (stream.indentation()) {
if (state.context == 1 && variables1.test(w))
return 'variable-2';
if (state.context == 2 && variables2.test(w))
return 'variable-3';
if (keywords1.test(w)) {
state.context = 1;
return 'keyword';
} else if (keywords2.test(w)) {
state.context = 2;
return 'keyword';
} else if (keywords3.test(w)) {
state.context = 3;
return 'keyword';
}
if (errors.test(w))
return 'error';
} else if (numbers.test(w)) {
return 'number';
} else {
return null;
}
} else if (stream.eat(';')) {
stream.skipToEnd();
return 'comment';
} else if (stream.eat('"')) {
while (w = stream.next()) {
if (w == '"')
break;
if (w == '\\')
stream.next();
}
return 'string';
} else if (stream.eat('\'')) {
if (stream.match(/\\?.'/))
return 'number';
} else if (stream.eat('.') || stream.sol() && stream.eat('#')) {
state.context = 4;
if (stream.eatWhile(/\w/))
return 'def';
} else if (stream.eat('$')) {
if (stream.eatWhile(/[\da-f]/i))
return 'number';
} else if (stream.eat('%')) {
if (stream.eatWhile(/[01]/))
return 'number';
} else {
stream.next();
}
return null;
}
};
});
CodeMirror.defineMIME("text/x-z80", "z80");
});