101 lines
2.8 KiB
JavaScript
101 lines
2.8 KiB
JavaScript
// CodeMirror, copyright (c) by Marijn Haverbeke and others
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// Distributed under an MIT license: http://codemirror.net/LICENSE
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(function(mod) {
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if (typeof exports == "object" && typeof module == "object") // CommonJS
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mod(require("../../lib/codemirror"));
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else if (typeof define == "function" && define.amd) // AMD
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define(["../../lib/codemirror"], mod);
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else // Plain browser env
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mod(CodeMirror);
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})(function(CodeMirror) {
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"use strict";
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CodeMirror.defineMode('z80', function() {
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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;
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var keywords2 = /^(call|j[pr]|ret[in]?)\b/i;
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var keywords3 = /^b_?(call|jump)\b/i;
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var variables1 = /^(af?|bc?|c|de?|e|hl?|l|i[xy]?|r|sp)\b/i;
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var variables2 = /^(n?[zc]|p[oe]?|m)\b/i;
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var errors = /^([hl][xy]|i[xy][hl]|slia|sll)\b/i;
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var numbers = /^([\da-f]+h|[0-7]+o|[01]+b|\d+)\b/i;
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return {
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startState: function() {
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return {context: 0};
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},
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token: function(stream, state) {
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if (!stream.column())
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state.context = 0;
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if (stream.eatSpace())
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return null;
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var w;
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if (stream.eatWhile(/\w/)) {
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w = stream.current();
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if (stream.indentation()) {
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if (state.context == 1 && variables1.test(w))
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return 'variable-2';
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if (state.context == 2 && variables2.test(w))
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return 'variable-3';
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if (keywords1.test(w)) {
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state.context = 1;
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return 'keyword';
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} else if (keywords2.test(w)) {
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state.context = 2;
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return 'keyword';
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} else if (keywords3.test(w)) {
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state.context = 3;
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return 'keyword';
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}
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if (errors.test(w))
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return 'error';
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} else if (numbers.test(w)) {
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return 'number';
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} else {
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return null;
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}
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} else if (stream.eat(';')) {
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stream.skipToEnd();
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return 'comment';
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} else if (stream.eat('"')) {
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while (w = stream.next()) {
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if (w == '"')
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break;
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if (w == '\\')
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stream.next();
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}
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return 'string';
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} else if (stream.eat('\'')) {
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if (stream.match(/\\?.'/))
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return 'number';
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} else if (stream.eat('.') || stream.sol() && stream.eat('#')) {
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state.context = 4;
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if (stream.eatWhile(/\w/))
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return 'def';
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} else if (stream.eat('$')) {
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if (stream.eatWhile(/[\da-f]/i))
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return 'number';
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} else if (stream.eat('%')) {
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if (stream.eatWhile(/[01]/))
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return 'number';
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} else {
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stream.next();
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}
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return null;
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}
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};
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});
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CodeMirror.defineMIME("text/x-z80", "z80");
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});
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