This commit is contained in:
life
2014-05-07 13:06:24 +08:00
parent fac05a7b6c
commit 476ade10e7
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<!doctype html>
<title>CodeMirror: Julia mode</title>
<meta charset="utf-8"/>
<link rel=stylesheet href="../../doc/docs.css">
<link rel="stylesheet" href="../../lib/codemirror.css">
<script src="../../lib/codemirror.js"></script>
<script src="julia.js"></script>
<style type="text/css">.CodeMirror {border-top: 1px solid black; border-bottom: 1px solid black;}</style>
<div id=nav>
<a href="http://codemirror.net"><img id=logo src="../../doc/logo.png"></a>
<ul>
<li><a href="../../index.html">Home</a>
<li><a href="../../doc/manual.html">Manual</a>
<li><a href="https://github.com/marijnh/codemirror">Code</a>
</ul>
<ul>
<li><a href="../index.html">Language modes</a>
<li><a class=active href="#">Julia</a>
</ul>
</div>
<article>
<h2>Julia mode</h2>
<div><textarea id="code" name="code">
#numbers
1234
1234im
.234
.234im
2.23im
2.3f3
23e2
0x234
#strings
'a'
"asdf"
r"regex"
b"bytestring"
"""
multiline string
"""
#identifiers
a
as123
function_name!
#literal identifier multiples
3x
4[1, 2, 3]
#dicts and indexing
x=[1, 2, 3]
x[end-1]
x={"julia"=>"language of technical computing"}
#exception handling
try
f()
catch
@printf "Error"
finally
g()
end
#types
immutable Color{T<:Number}
r::T
g::T
b::T
end
#functions
function change!(x::Vector{Float64})
for i = 1:length(x)
x[i] *= 2
end
end
#function invocation
f('b', (2, 3)...)
#operators
|=
&=
^=
\-
%=
*=
+=
-=
<=
>=
!=
==
%
*
+
-
<
>
!
=
|
&
^
\
?
~
:
$
<:
.<
.>
<<
<<=
>>
>>>>
>>=
>>>=
<<=
<<<=
.<=
.>=
.==
->
//
in
...
//
:=
.//=
.*=
./=
.^=
.%=
.+=
.-=
\=
\\=
||
===
&&
|=
.|=
<:
>:
|>
<|
::
x ? y : z
#macros
@spawnat 2 1+1
@eval(:x)
#keywords and operators
if else elseif while for
begin let end do
try catch finally return break continue
global local const
export import importall using
function macro module baremodule
type immutable quote
true false enumerate
</textarea></div>
<script>
var editor = CodeMirror.fromTextArea(document.getElementById("code"), {
mode: {name: "julia",
},
lineNumbers: true,
indentUnit: 4,
tabMode: "shift",
matchBrackets: true
});
</script>
<p><strong>MIME types defined:</strong> <code>text/x-julia</code>.</p>
</article>

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CodeMirror.defineMode("julia", function(_conf, parserConf) {
var ERRORCLASS = 'error';
function wordRegexp(words) {
return new RegExp("^((" + words.join(")|(") + "))\\b");
}
var operators = parserConf.operators || /^(?:\.?[|&^\\%*+\-<>!=\/]=?|\?|~|:|\$|<:|\.[<>]|<<=?|>>>?=?|\.[<>=]=|->?|\/\/|\bin\b|\.{3})/;
var delimiters = parserConf.delimiters || /^[;,()[\]{}]/;
var identifiers = parserConf.identifiers|| /^[_A-Za-z][_A-Za-z0-9]*!*/;
var blockOpeners = ["begin", "function", "type", "immutable", "let", "macro", "for", "while", "quote", "if", "else", "elseif", "try", "finally", "catch"];
var blockClosers = ["end", "else", "elseif", "catch", "finally"];
var keywordList = ['if', 'else', 'elseif', 'while', 'for', 'begin', 'let', 'end', 'do', 'try', 'catch', 'finally', 'return', 'break', 'continue', 'global', 'local', 'const', 'export', 'import', 'importall', 'using', 'function', 'macro', 'module', 'baremodule', 'type', 'immutable', 'quote', 'typealias', 'abstract', 'bitstype', 'ccall'];
var builtinList = ['true', 'false', 'enumerate', 'open', 'close', 'nothing', 'NaN', 'Inf', 'print', 'println', 'Int8', 'Uint8', 'Int16', 'Uint16', 'Int32', 'Uint32', 'Int64', 'Uint64', 'Int128', 'Uint128', 'Bool', 'Char', 'Float16', 'Float32', 'Float64', 'Array', 'Vector', 'Matrix', 'String', 'UTF8String', 'ASCIIString', 'error', 'warn', 'info', '@printf'];
//var stringPrefixes = new RegExp("^[br]?('|\")")
var stringPrefixes = /^[br]?('|"{3}|")/;
var keywords = wordRegexp(keywordList);
var builtins = wordRegexp(builtinList);
var openers = wordRegexp(blockOpeners);
var closers = wordRegexp(blockClosers);
var macro = /@[_A-Za-z][_A-Za-z0-9]*!*/;
var indentInfo = null;
function in_array(state) {
var ch = cur_scope(state);
if(ch=="[" || ch=="{") {
return true;
}
else {
return false;
}
}
function cur_scope(state) {
if(state.scopes.length==0) {
return null;
}
return state.scopes[state.scopes.length - 1];
}
// tokenizers
function tokenBase(stream, state) {
// Handle scope changes
var leaving_expr = state.leaving_expr;
state.leaving_expr = false;
if(leaving_expr) {
if(stream.match(/^'+/)) {
return 'operator';
}
if(stream.match("...")) {
return 'operator';
}
}
if (stream.eatSpace()) {
return null;
}
var ch = stream.peek();
// Handle Comments
if (ch === '#') {
stream.skipToEnd();
return 'comment';
}
if(ch==='[') {
state.scopes.push("[");
}
if(ch==='{') {
state.scopes.push("{");
}
var scope=cur_scope(state);
if(scope==='[' && ch===']') {
state.scopes.pop();
state.leaving_expr=true;
}
if(scope==='{' && ch==='}') {
state.scopes.pop();
state.leaving_expr=true;
}
var match;
if(match=stream.match(openers, false)) {
state.scopes.push(match);
}
if(!in_array(state) && stream.match(closers, false)) {
state.scopes.pop();
}
if(in_array(state)) {
if(stream.match("end")) {
return 'number';
}
}
if(stream.match("=>")) {
return 'operator';
}
// Handle Number Literals
if (stream.match(/^[0-9\.]/, false)) {
var imMatcher = RegExp(/^im\b/);
var floatLiteral = false;
// Floats
if (stream.match(/^\d*\.\d+([ef][\+\-]?\d+)?/i)) { floatLiteral = true; }
if (stream.match(/^\d+\.\d*/)) { floatLiteral = true; }
if (stream.match(/^\.\d+/)) { floatLiteral = true; }
if (floatLiteral) {
// Float literals may be "imaginary"
stream.match(imMatcher);
return 'number';
}
// Integers
var intLiteral = false;
// Hex
if (stream.match(/^0x[0-9a-f]+/i)) { intLiteral = true; }
// Binary
if (stream.match(/^0b[01]+/i)) { intLiteral = true; }
// Octal
if (stream.match(/^0o[0-7]+/i)) { intLiteral = true; }
// Decimal
if (stream.match(/^[1-9]\d*(e[\+\-]?\d+)?/)) {
// Decimal literals may be "imaginary"
stream.eat(/J/i);
// TODO - Can you have imaginary longs?
intLiteral = true;
}
// Zero by itself with no other piece of number.
if (stream.match(/^0(?![\dx])/i)) { intLiteral = true; }
if (intLiteral) {
// Integer literals may be "long"
stream.match(imMatcher);
return 'number';
}
}
// Handle Strings
if (stream.match(stringPrefixes)) {
state.tokenize = tokenStringFactory(stream.current());
return state.tokenize(stream, state);
}
// Handle operators and Delimiters
if (stream.match(operators)) {
return 'operator';
}
if (stream.match(delimiters)) {
return null;
}
if (stream.match(keywords)) {
return 'keyword';
}
if (stream.match(builtins)) {
return 'builtin';
}
if (stream.match(macro)) {
return 'meta';
}
if (stream.match(identifiers)) {
state.leaving_expr=true;
return 'variable';
}
// Handle non-detected items
stream.next();
return ERRORCLASS;
}
function tokenStringFactory(delimiter) {
while ('rub'.indexOf(delimiter.charAt(0).toLowerCase()) >= 0) {
delimiter = delimiter.substr(1);
}
var singleline = delimiter.length == 1;
var OUTCLASS = 'string';
function tokenString(stream, state) {
while (!stream.eol()) {
stream.eatWhile(/[^'"\\]/);
if (stream.eat('\\')) {
stream.next();
if (singleline && stream.eol()) {
return OUTCLASS;
}
} else if (stream.match(delimiter)) {
state.tokenize = tokenBase;
return OUTCLASS;
} else {
stream.eat(/['"]/);
}
}
if (singleline) {
if (parserConf.singleLineStringErrors) {
return ERRORCLASS;
} else {
state.tokenize = tokenBase;
}
}
return OUTCLASS;
}
tokenString.isString = true;
return tokenString;
}
function tokenLexer(stream, state) {
indentInfo = null;
var style = state.tokenize(stream, state);
var current = stream.current();
// Handle '.' connected identifiers
if (current === '.') {
style = stream.match(identifiers, false) ? null : ERRORCLASS;
if (style === null && state.lastStyle === 'meta') {
// Apply 'meta' style to '.' connected identifiers when
// appropriate.
style = 'meta';
}
return style;
}
return style;
}
var external = {
startState: function() {
return {
tokenize: tokenBase,
scopes: [],
leaving_expr: false
};
},
token: function(stream, state) {
var style = tokenLexer(stream, state);
state.lastStyle = style;
return style;
},
indent: function(state, textAfter) {
var delta = 0;
if(textAfter=="end" || textAfter=="]" || textAfter=="}" || textAfter=="else" || textAfter=="elseif" || textAfter=="catch" || textAfter=="finally") {
delta = -1;
}
return (state.scopes.length + delta) * 2;
},
lineComment: "#",
fold: "indent",
electricChars: "edlsifyh]}"
};
return external;
});
CodeMirror.defineMIME("text/x-julia", "julia");