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z80.js
116 lines
| 3.5 KiB
| application/javascript
|
JavascriptLexer
r1 | // 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(_config, parserConfig) { | ||||
var ez80 = parserConfig.ez80; | ||||
var keywords1, keywords2; | ||||
if (ez80) { | ||||
keywords1 = /^(exx?|(ld|cp)([di]r?)?|[lp]ea|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|[de]i|halt|im|in([di]mr?|ir?|irx|2r?)|ot(dmr?|[id]rx|imr?)|out(0?|[di]r?|[di]2r?)|tst(io)?|slp)(\.([sl]?i)?[sl])?\b/i; | ||||
keywords2 = /^(((call|j[pr]|rst|ret[in]?)(\.([sl]?i)?[sl])?)|(rs|st)mix)\b/i; | ||||
} else { | ||||
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; | ||||
keywords2 = /^(call|j[pr]|ret[in]?|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+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/)) { | ||||
if (ez80 && stream.eat('.')) { | ||||
stream.eatWhile(/\w/); | ||||
} | ||||
w = stream.current(); | ||||
if (stream.indentation()) { | ||||
if ((state.context == 1 || state.context == 4) && variables1.test(w)) { | ||||
state.context = 4; | ||||
return 'var2'; | ||||
} | ||||
if (state.context == 2 && variables2.test(w)) { | ||||
state.context = 4; | ||||
return 'var3'; | ||||
} | ||||
if (keywords1.test(w)) { | ||||
state.context = 1; | ||||
return 'keyword'; | ||||
} else if (keywords2.test(w)) { | ||||
state.context = 2; | ||||
return 'keyword'; | ||||
} else if (state.context == 4 && numbers.test(w)) { | ||||
return 'number'; | ||||
} | ||||
if (errors.test(w)) | ||||
return 'error'; | ||||
} else if (stream.match(numbers)) { | ||||
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 = 5; | ||||
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"); | ||||
CodeMirror.defineMIME("text/x-ez80", { name: "z80", ez80: true }); | ||||
}); | ||||