// Copyright 2010 The Emscripten Authors. All rights reserved.
// Emscripten is available under two separate licenses, the MIT license and the
// University of Illinois/NCSA Open Source License. Both these licenses can be
// found in the LICENSE file.
//
// Various tools for parsing LLVM. Utilities of various sorts, that are
// specific to Emscripten (and hence not in utility.js).
//"use strict";
// Does simple 'macro' substitution, using Django-like syntax,
// {{{ code }}} will be replaced with |eval(code)|.
// NOTE: Be careful with that ret check. If ret is |0|, |ret ? ret.toString() : ''| would result in ''!
function processMacros(text) {
return text.replace(/{{{([^}]|}(?!}))+}}}/g, function(str) {
str = str.substr(3, str.length-6);
var ret = eval(str);
return ret !== null ? ret.toString() : '';
});
}
// Simple #if/else/endif preprocessing for a file. Checks if the
// ident checked is true in our global.
// Also handles #include x.js (similar to C #include