pluotsorbet/signature.js

77 строки
2.1 KiB
JavaScript

/* -*- Mode: Java; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* vim: set shiftwidth=4 tabstop=4 autoindent cindent expandtab: */
'use strict';
var Signature = {};
Signature.TYPE = {
boolean: 'Z',
byte: 'B',
char: 'C',
double: 'D',
float: 'F',
int: 'I',
long: 'J',
object: 'L',
short: 'S',
void: 'V',
array: '[',
toString: function(s) {
for(var type in this) {
if (this[type] === s) {
return type;
}
}
return null;
}
};
Signature.parse = (function () {
function _parse(part) {
var res = [];
if (part != '') {
var isArray = false;
var pos = 0;
while (pos < part.length) {
switch(part[pos]) {
case TYPE.boolean:
case TYPE.byte:
case TYPE.char:
case TYPE.double:
case TYPE.float:
case TYPE.int:
case TYPE.long:
case TYPE.short:
res.push( { type: TYPE.toString(part[pos]), isArray: isArray } );
isArray = false;
break;
case TYPE.object:
var className = '';
while (part[++pos] !== ';') {
className += part[pos];
}
res.push( { type: "object", isArray: isArray, className: className } );
isArray = false;
break;
case TYPE.array:
isArray = true;
break;
}
pos++;
}
}
return res;
}
return function(s) {
var IN = s.split(')')[0].substr(1);
var OUT = s.split(')')[1];
return {
IN: _parse(IN),
OUT: _parse(OUT),
toString: new Function(util.format("return \"%s\"", s))
};
};
})();