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{"version":3,"file":"bundle.min.js","sources":["../lib/utils/index.js","../lib/parse.js","../lib/ast.js","../lib/transform.js","../lib/utils/first_in_statement.js","../lib/output.js","../lib/equivalent-to.js","../lib/scope.js","../tools/node.js","../lib/size.js","../lib/compress/index.js","../tools/domprops.js","../lib/propmangle.js","../lib/minify.js","../lib/sourcemap.js","../lib/mozilla-ast.js"],"sourcesContent":["/***********************************************************************\n\n A JavaScript tokenizer / parser / beautifier / compressor.\n https://github.com/mishoo/UglifyJS2\n\n -------------------------------- (C) ---------------------------------\n\n Author: Mihai Bazon\n <mihai.bazon@gmail.com>\n http://mihai.bazon.net/blog\n\n Distributed under the BSD license:\n\n Copyright 2012 (c) Mihai Bazon <mihai.bazon@gmail.com>\n\n Redistribution and use in source and binary forms, with or without\n modification, are permitted provided that the following conditions\n are met:\n\n * Redistributions of source code must retain the above\n copyright notice, this list of conditions and the following\n disclaimer.\n\n * Redistributions in binary form must reproduce the above\n copyright notice, this list of conditions and the following\n disclaimer in the documentation and/or other materials\n provided with the distribution.\n\n THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “AS IS” AND ANY\n EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE\n IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR\n PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE\n LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,\n OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,\n PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR\n PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY\n THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR\n TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF\n THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF\n SUCH DAMAGE.\n\n ***********************************************************************/\n\n\"use strict\";\n\nfunction characters(str) {\n return str.split(\"\");\n}\n\nfunction member(name, array) {\n return array.includes(name);\n}\n\nclass DefaultsError extends Error {\n constructor(msg, defs) {\n super();\n\n this.name = \"DefaultsError\";\n this.message = msg;\n this.defs = defs;\n }\n}\n\nfunction defaults(args, defs, croak) {\n if (args === true)\n args = {};\n const ret = args || {};\n if (croak) for (const i in ret) if (HOP(ret, i) && !HOP(defs, i))\n throw new DefaultsError(\"`\" + i + \"` is not a supported option\", defs);\n for (const i in defs) if (HOP(defs, i)) {\n if (!args || !HOP(args, i)) {\n ret[i] = defs[i];\n } else if (i === \"ecma\") {\n let ecma = args[i] | 0;\n if (ecma > 5 && ecma < 2015) ecma += 2009;\n ret[i] = ecma;\n } else {\n ret[i] = (args && HOP(args, i)) ? args[i] : defs[i];\n }\n }\n return ret;\n}\n\nfunction noop() {}\nfunction return_false() { return false; }\nfunction return_true() { return true; }\nfunction return_this() { return this; }\nfunction return_null() { return null; }\n\nvar MAP = (function() {\n function MAP(a, f, backwards) {\n var ret = [], top = [], i;\n function doit() {\n var val = f(a[i], i);\n var is_last = val instanceof Last;\n if (is_last) val = val.v;\n if (val instanceof AtTop) {\n val = val.v;\n if (val instanceof Splice) {\n top.push.apply(top, backwards ? val.v.slice().reverse() : val.v);\n } else {\n top.push(val);\n
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