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darenhsu
2022-07-17 13:16:16 +08:00
parent 84759556ff
commit befd344ab0
28070 changed files with 4008428 additions and 1 deletions
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node_modules/uglify-js/lib/ast.js
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node_modules/uglify-js/lib/compress.js
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node_modules/uglify-js/lib/minify.js
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"use strict";
var to_ascii, to_base64;
if (typeof Buffer == "undefined") {
to_ascii = atob;
to_base64 = btoa;
} else if (typeof Buffer.alloc == "undefined") {
to_ascii = function(b64) {
return new Buffer(b64, "base64").toString();
};
to_base64 = function(str) {
return new Buffer(str).toString("base64");
};
} else {
to_ascii = function(b64) {
return Buffer.from(b64, "base64").toString();
};
to_base64 = function(str) {
return Buffer.from(str).toString("base64");
};
}
function read_source_map(name, toplevel) {
var comments = toplevel.end.comments_after;
for (var i = comments.length; --i >= 0;) {
var comment = comments[i];
if (comment.type != "comment1") break;
var match = /^# ([^\s=]+)=(\S+)\s*$/.exec(comment.value);
if (!match) break;
if (match[1] == "sourceMappingURL") {
match = /^data:application\/json(;.*?)?;base64,(\S+)$/.exec(match[2]);
if (!match) break;
return to_ascii(match[2]);
}
}
AST_Node.warn("inline source map not found: " + name);
}
function parse_source_map(content) {
try {
return JSON.parse(content);
} catch (ex) {
throw new Error("invalid input source map: " + content);
}
}
function set_shorthand(name, options, keys) {
if (options[name]) {
keys.forEach(function(key) {
if (options[key]) {
if (typeof options[key] != "object") options[key] = {};
if (!(name in options[key])) options[key][name] = options[name];
}
});
}
}
function init_cache(cache) {
if (!cache) return;
if (!("props" in cache)) {
cache.props = new Dictionary();
} else if (!(cache.props instanceof Dictionary)) {
cache.props = Dictionary.fromObject(cache.props);
}
}
function to_json(cache) {
return {
props: cache.props.toObject()
};
}
function minify(files, options) {
try {
options = defaults(options, {
compress: {},
enclose: false,
ie8: false,
keep_fnames: false,
mangle: {},
nameCache: null,
output: {},
parse: {},
rename: undefined,
sourceMap: false,
timings: false,
toplevel: false,
validate: false,
warnings: false,
wrap: false,
}, true);
if (options.validate) AST_Node.enable_validation();
var timings = options.timings && {
start: Date.now()
};
if (options.rename === undefined) {
options.rename = options.compress && options.mangle;
}
set_shorthand("ie8", options, [ "compress", "mangle", "output" ]);
set_shorthand("keep_fnames", options, [ "compress", "mangle" ]);
set_shorthand("toplevel", options, [ "compress", "mangle" ]);
var quoted_props;
if (options.mangle) {
options.mangle = defaults(options.mangle, {
cache: options.nameCache && (options.nameCache.vars || {}),
eval: false,
ie8: false,
keep_fnames: false,
properties: false,
reserved: [],
toplevel: false,
}, true);
if (options.mangle.properties) {
if (typeof options.mangle.properties != "object") {
options.mangle.properties = {};
}
if (options.mangle.properties.keep_quoted) {
quoted_props = options.mangle.properties.reserved;
if (!Array.isArray(quoted_props)) quoted_props = [];
options.mangle.properties.reserved = quoted_props;
}
if (options.nameCache && !("cache" in options.mangle.properties)) {
options.mangle.properties.cache = options.nameCache.props || {};
}
}
init_cache(options.mangle.cache);
init_cache(options.mangle.properties.cache);
}
if (options.sourceMap) {
options.sourceMap = defaults(options.sourceMap, {
content: null,
filename: null,
includeSources: false,
names: true,
root: null,
url: null,
}, true);
}
var warnings = [];
if (options.warnings) AST_Node.log_function(function(warning) {
warnings.push(warning);
}, options.warnings == "verbose");
if (timings) timings.parse = Date.now();
var toplevel;
if (files instanceof AST_Toplevel) {
toplevel = files;
} else {
if (typeof files == "string") {
files = [ files ];
}
options.parse = options.parse || {};
options.parse.toplevel = null;
var source_map_content = options.sourceMap && options.sourceMap.content;
if (typeof source_map_content == "string" && source_map_content != "inline") {
source_map_content = parse_source_map(source_map_content);
}
if (source_map_content) options.sourceMap.orig = Object.create(null);
for (var name in files) if (HOP(files, name)) {
options.parse.filename = name;
options.parse.toplevel = toplevel = parse(files[name], options.parse);
if (source_map_content == "inline") {
var inlined_content = read_source_map(name, toplevel);
if (inlined_content) {
options.sourceMap.orig[name] = parse_source_map(inlined_content);
}
} else if (source_map_content) {
options.sourceMap.orig[name] = source_map_content;
}
}
}
if (quoted_props) {
reserve_quoted_keys(toplevel, quoted_props);
}
[ "enclose", "wrap" ].forEach(function(action) {
var option = options[action];
if (!option) return;
var orig = toplevel.print_to_string().slice(0, -1);
toplevel = toplevel[action](option);
files[toplevel.start.file] = toplevel.print_to_string().replace(orig, "");
});
if (timings) timings.rename = Date.now();
if (options.rename) {
toplevel.figure_out_scope(options.mangle);
toplevel.expand_names(options.mangle);
}
if (timings) timings.compress = Date.now();
if (options.compress) toplevel = new Compressor(options.compress).compress(toplevel);
if (timings) timings.scope = Date.now();
if (options.mangle) toplevel.figure_out_scope(options.mangle);
if (timings) timings.mangle = Date.now();
if (options.mangle) {
toplevel.compute_char_frequency(options.mangle);
toplevel.mangle_names(options.mangle);
}
if (timings) timings.properties = Date.now();
if (options.mangle && options.mangle.properties) {
toplevel = mangle_properties(toplevel, options.mangle.properties);
}
if (timings) timings.output = Date.now();
var result = {};
if (options.output.ast) {
result.ast = toplevel;
}
if (!HOP(options.output, "code") || options.output.code) {
if (options.sourceMap) {
options.output.source_map = SourceMap(options.sourceMap);
if (options.sourceMap.includeSources) {
if (files instanceof AST_Toplevel) {
throw new Error("original source content unavailable");
} else for (var name in files) if (HOP(files, name)) {
options.output.source_map.setSourceContent(name, files[name]);
}
}
}
delete options.output.ast;
delete options.output.code;
var stream = OutputStream(options.output);
toplevel.print(stream);
result.code = stream.get();
if (options.sourceMap) {
result.map = options.output.source_map.toString();
var url = options.sourceMap.url;
if (url) {
result.code = result.code.replace(/\n\/\/# sourceMappingURL=\S+\s*$/, "");
if (url == "inline") {
result.code += "\n//# sourceMappingURL=data:application/json;charset=utf-8;base64," + to_base64(result.map);
} else {
result.code += "\n//# sourceMappingURL=" + url;
}
}
}
}
if (options.nameCache && options.mangle) {
if (options.mangle.cache) options.nameCache.vars = to_json(options.mangle.cache);
if (options.mangle.properties && options.mangle.properties.cache) {
options.nameCache.props = to_json(options.mangle.properties.cache);
}
}
if (timings) {
timings.end = Date.now();
result.timings = {
parse: 1e-3 * (timings.rename - timings.parse),
rename: 1e-3 * (timings.compress - timings.rename),
compress: 1e-3 * (timings.scope - timings.compress),
scope: 1e-3 * (timings.mangle - timings.scope),
mangle: 1e-3 * (timings.properties - timings.mangle),
properties: 1e-3 * (timings.output - timings.properties),
output: 1e-3 * (timings.end - timings.output),
total: 1e-3 * (timings.end - timings.start)
};
}
if (warnings.length) {
result.warnings = warnings;
}
return result;
} catch (ex) {
return { error: ex };
} finally {
AST_Node.disable_validation();
}
}
node_modules/uglify-js/lib/mozilla-ast.js
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/***********************************************************************
A JavaScript tokenizer / parser / beautifier / compressor.
https://github.com/mishoo/UglifyJS
-------------------------------- (C) ---------------------------------
Author: Mihai Bazon
<mihai.bazon@gmail.com>
http://mihai.bazon.net/blog
Distributed under the BSD license:
Copyright 2012 (c) Mihai Bazon <mihai.bazon@gmail.com>
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the following
disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following
disclaimer in the documentation and/or other materials
provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “AS IS” AND ANY
EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
SUCH DAMAGE.
***********************************************************************/
"use strict";
(function() {
function normalize_directives(body) {
var in_directive = true;
for (var i = 0; i < body.length; i++) {
if (in_directive && body[i] instanceof AST_Statement && body[i].body instanceof AST_String) {
body[i] = new AST_Directive({
start: body[i].start,
end: body[i].end,
value: body[i].body.value
});
} else if (in_directive && !(body[i] instanceof AST_Statement && body[i].body instanceof AST_String)) {
in_directive = false;
}
}
return body;
}
var MOZ_TO_ME = {
Program: function(M) {
return new AST_Toplevel({
start: my_start_token(M),
end: my_end_token(M),
body: normalize_directives(M.body.map(from_moz))
});
},
FunctionDeclaration: function(M) {
return new AST_Defun({
start: my_start_token(M),
end: my_end_token(M),
name: from_moz(M.id),
argnames: M.params.map(from_moz),
body: normalize_directives(from_moz(M.body).body)
});
},
FunctionExpression: function(M) {
return new AST_Function({
start: my_start_token(M),
end: my_end_token(M),
name: from_moz(M.id),
argnames: M.params.map(from_moz),
body: normalize_directives(from_moz(M.body).body)
});
},
ExpressionStatement: function(M) {
return new AST_SimpleStatement({
start: my_start_token(M),
end: my_end_token(M),
body: from_moz(M.expression)
});
},
TryStatement: function(M) {
var handlers = M.handlers || [M.handler];
if (handlers.length > 1 || M.guardedHandlers && M.guardedHandlers.length) {
throw new Error("Multiple catch clauses are not supported.");
}
return new AST_Try({
start : my_start_token(M),
end : my_end_token(M),
body : from_moz(M.block).body,
bcatch : from_moz(handlers[0]),
bfinally : M.finalizer ? new AST_Finally(from_moz(M.finalizer)) : null
});
},
Property: function(M) {
var key = M.key;
var args = {
start : my_start_token(key),
end : my_end_token(M.value),
key : "" + key[key.type == "Identifier" ? "name" : "value"],
value : from_moz(M.value)
};
if (M.kind == "init") return new AST_ObjectKeyVal(args);
args.key = new AST_SymbolAccessor({
name: args.key
});
args.value = new AST_Accessor(args.value);
if (M.kind == "get") return new AST_ObjectGetter(args);
if (M.kind == "set") return new AST_ObjectSetter(args);
},
ArrayExpression: function(M) {
return new AST_Array({
start : my_start_token(M),
end : my_end_token(M),
elements : M.elements.map(function(elem) {
return elem === null ? new AST_Hole() : from_moz(elem);
})
});
},
ObjectExpression: function(M) {
return new AST_Object({
start : my_start_token(M),
end : my_end_token(M),
properties : M.properties.map(function(prop) {
prop.type = "Property";
return from_moz(prop)
})
});
},
SequenceExpression: function(M) {
return new AST_Sequence({
start : my_start_token(M),
end : my_end_token(M),
expressions: M.expressions.map(from_moz)
});
},
MemberExpression: function(M) {
return new (M.computed ? AST_Sub : AST_Dot)({
start : my_start_token(M),
end : my_end_token(M),
property : M.computed ? from_moz(M.property) : M.property.name,
expression : from_moz(M.object)
});
},
SwitchCase: function(M) {
return new (M.test ? AST_Case : AST_Default)({
start : my_start_token(M),
end : my_end_token(M),
expression : from_moz(M.test),
body : M.consequent.map(from_moz)
});
},
VariableDeclaration: function(M) {
return new AST_Var({
start : my_start_token(M),
end : my_end_token(M),
definitions : M.declarations.map(from_moz)
});
},
Literal: function(M) {
var val = M.value, args = {
start : my_start_token(M),
end : my_end_token(M)
};
if (val === null) return new AST_Null(args);
var rx = M.regex;
if (rx && rx.pattern) {
// RegExpLiteral as per ESTree AST spec
args.value = new RegExp(rx.pattern, rx.flags);
args.value.raw_source = rx.pattern;
return new AST_RegExp(args);
} else if (rx) {
// support legacy RegExp
args.value = M.regex && M.raw ? M.raw : val;
return new AST_RegExp(args);
}
switch (typeof val) {
case "string":
args.value = val;
return new AST_String(args);
case "number":
args.value = val;
return new AST_Number(args);
case "boolean":
return new (val ? AST_True : AST_False)(args);
}
},
Identifier: function(M) {
var p = FROM_MOZ_STACK[FROM_MOZ_STACK.length - 2];
return new ( p.type == "LabeledStatement" ? AST_Label
: p.type == "VariableDeclarator" && p.id === M ? AST_SymbolVar
: p.type == "FunctionExpression" ? (p.id === M ? AST_SymbolLambda : AST_SymbolFunarg)
: p.type == "FunctionDeclaration" ? (p.id === M ? AST_SymbolDefun : AST_SymbolFunarg)
: p.type == "CatchClause" ? AST_SymbolCatch
: p.type == "BreakStatement" || p.type == "ContinueStatement" ? AST_LabelRef
: AST_SymbolRef)({
start : my_start_token(M),
end : my_end_token(M),
name : M.name
});
},
ThisExpression: function(M) {
return new AST_This({
start : my_start_token(M),
end : my_end_token(M),
name : "this",
});
},
};
MOZ_TO_ME.UpdateExpression =
MOZ_TO_ME.UnaryExpression = function To_Moz_Unary(M) {
var prefix = "prefix" in M ? M.prefix
: M.type == "UnaryExpression" ? true : false;
return new (prefix ? AST_UnaryPrefix : AST_UnaryPostfix)({
start : my_start_token(M),
end : my_end_token(M),
operator : M.operator,
expression : from_moz(M.argument)
});
};
map("EmptyStatement", AST_EmptyStatement);
map("BlockStatement", AST_BlockStatement, "body@body");
map("IfStatement", AST_If, "test>condition, consequent>body, alternate>alternative");
map("LabeledStatement", AST_LabeledStatement, "label>label, body>body");
map("BreakStatement", AST_Break, "label>label");
map("ContinueStatement", AST_Continue, "label>label");
map("WithStatement", AST_With, "object>expression, body>body");
map("SwitchStatement", AST_Switch, "discriminant>expression, cases@body");
map("ReturnStatement", AST_Return, "argument>value");
map("ThrowStatement", AST_Throw, "argument>value");
map("WhileStatement", AST_While, "test>condition, body>body");
map("DoWhileStatement", AST_Do, "test>condition, body>body");
map("ForStatement", AST_For, "init>init, test>condition, update>step, body>body");
map("ForInStatement", AST_ForIn, "left>init, right>object, body>body");
map("DebuggerStatement", AST_Debugger);
map("VariableDeclarator", AST_VarDef, "id>name, init>value");
map("CatchClause", AST_Catch, "param>argname, body%body");
map("BinaryExpression", AST_Binary, "operator=operator, left>left, right>right");
map("LogicalExpression", AST_Binary, "operator=operator, left>left, right>right");
map("AssignmentExpression", AST_Assign, "operator=operator, left>left, right>right");
map("ConditionalExpression", AST_Conditional, "test>condition, consequent>consequent, alternate>alternative");
map("NewExpression", AST_New, "callee>expression, arguments@args");
map("CallExpression", AST_Call, "callee>expression, arguments@args");
def_to_moz(AST_Toplevel, function To_Moz_Program(M) {
return to_moz_scope("Program", M);
});
def_to_moz(AST_Defun, function To_Moz_FunctionDeclaration(M) {
return {
type: "FunctionDeclaration",
id: to_moz(M.name),
params: M.argnames.map(to_moz),
body: to_moz_scope("BlockStatement", M)
}
});
def_to_moz(AST_Function, function To_Moz_FunctionExpression(M) {
return {
type: "FunctionExpression",
id: to_moz(M.name),
params: M.argnames.map(to_moz),
body: to_moz_scope("BlockStatement", M)
}
});
def_to_moz(AST_Directive, function To_Moz_Directive(M) {
return {
type: "ExpressionStatement",
expression: {
type: "Literal",
value: M.value
}
};
});
def_to_moz(AST_SimpleStatement, function To_Moz_ExpressionStatement(M) {
return {
type: "ExpressionStatement",
expression: to_moz(M.body)
};
});
def_to_moz(AST_SwitchBranch, function To_Moz_SwitchCase(M) {
return {
type: "SwitchCase",
test: to_moz(M.expression),
consequent: M.body.map(to_moz)
};
});
def_to_moz(AST_Try, function To_Moz_TryStatement(M) {
return {
type: "TryStatement",
block: to_moz_block(M),
handler: to_moz(M.bcatch),
guardedHandlers: [],
finalizer: to_moz(M.bfinally)
};
});
def_to_moz(AST_Catch, function To_Moz_CatchClause(M) {
return {
type: "CatchClause",
param: to_moz(M.argname),
guard: null,
body: to_moz_block(M)
};
});
def_to_moz(AST_Definitions, function To_Moz_VariableDeclaration(M) {
return {
type: "VariableDeclaration",
kind: "var",
declarations: M.definitions.map(to_moz)
};
});
def_to_moz(AST_Sequence, function To_Moz_SequenceExpression(M) {
return {
type: "SequenceExpression",
expressions: M.expressions.map(to_moz)
};
});
def_to_moz(AST_PropAccess, function To_Moz_MemberExpression(M) {
var isComputed = M instanceof AST_Sub;
return {
type: "MemberExpression",
object: to_moz(M.expression),
computed: isComputed,
property: isComputed ? to_moz(M.property) : {type: "Identifier", name: M.property}
};
});
def_to_moz(AST_Unary, function To_Moz_Unary(M) {
return {
type: M.operator == "++" || M.operator == "--" ? "UpdateExpression" : "UnaryExpression",
operator: M.operator,
prefix: M instanceof AST_UnaryPrefix,
argument: to_moz(M.expression)
};
});
def_to_moz(AST_Binary, function To_Moz_BinaryExpression(M) {
return {
type: M.operator == "&&" || M.operator == "||" ? "LogicalExpression" : "BinaryExpression",
left: to_moz(M.left),
operator: M.operator,
right: to_moz(M.right)
};
});
def_to_moz(AST_Array, function To_Moz_ArrayExpression(M) {
return {
type: "ArrayExpression",
elements: M.elements.map(to_moz)
};
});
def_to_moz(AST_Object, function To_Moz_ObjectExpression(M) {
return {
type: "ObjectExpression",
properties: M.properties.map(to_moz)
};
});
def_to_moz(AST_ObjectProperty, function To_Moz_Property(M) {
var key = {
type: "Literal",
value: M.key instanceof AST_SymbolAccessor ? M.key.name : M.key
};
var kind;
if (M instanceof AST_ObjectKeyVal) {
kind = "init";
} else
if (M instanceof AST_ObjectGetter) {
kind = "get";
} else
if (M instanceof AST_ObjectSetter) {
kind = "set";
}
return {
type: "Property",
kind: kind,
key: key,
value: to_moz(M.value)
};
});
def_to_moz(AST_Symbol, function To_Moz_Identifier(M) {
var def = M.definition();
return {
type: "Identifier",
name: def && def.mangled_name || M.name
};
});
def_to_moz(AST_This, function To_Moz_ThisExpression() {
return { type: "ThisExpression" };
});
def_to_moz(AST_RegExp, function To_Moz_RegExpLiteral(M) {
var flags = M.value.toString().match(/[gimuy]*$/)[0];
var value = "/" + M.value.raw_source + "/" + flags;
return {
type: "Literal",
value: value,
raw: value,
regex: {
pattern: M.value.raw_source,
flags: flags
}
};
});
def_to_moz(AST_Constant, function To_Moz_Literal(M) {
var value = M.value;
if (typeof value === 'number' && (value < 0 || (value === 0 && 1 / value < 0))) {
return {
type: "UnaryExpression",
operator: "-",
prefix: true,
argument: {
type: "Literal",
value: -value,
raw: M.start.raw
}
};
}
return {
type: "Literal",
value: value,
raw: M.start.raw
};
});
def_to_moz(AST_Atom, function To_Moz_Atom(M) {
return {
type: "Identifier",
name: String(M.value)
};
});
AST_Boolean.DEFMETHOD("to_mozilla_ast", AST_Constant.prototype.to_mozilla_ast);
AST_Null.DEFMETHOD("to_mozilla_ast", AST_Constant.prototype.to_mozilla_ast);
AST_Hole.DEFMETHOD("to_mozilla_ast", function To_Moz_ArrayHole() { return null });
AST_Block.DEFMETHOD("to_mozilla_ast", AST_BlockStatement.prototype.to_mozilla_ast);
AST_Lambda.DEFMETHOD("to_mozilla_ast", AST_Function.prototype.to_mozilla_ast);
/* -----[ tools ]----- */
function raw_token(moznode) {
if (moznode.type == "Literal") {
return moznode.raw != null ? moznode.raw : moznode.value + "";
}
}
function my_start_token(moznode) {
var loc = moznode.loc, start = loc && loc.start;
var range = moznode.range;
return new AST_Token({
file : loc && loc.source,
line : start && start.line,
col : start && start.column,
pos : range ? range[0] : moznode.start,
endline : start && start.line,
endcol : start && start.column,
endpos : range ? range[0] : moznode.start,
raw : raw_token(moznode),
});
}
function my_end_token(moznode) {
var loc = moznode.loc, end = loc && loc.end;
var range = moznode.range;
return new AST_Token({
file : loc && loc.source,
line : end && end.line,
col : end && end.column,
pos : range ? range[1] : moznode.end,
endline : end && end.line,
endcol : end && end.column,
endpos : range ? range[1] : moznode.end,
raw : raw_token(moznode),
});
}
function map(moztype, mytype, propmap) {
var moz_to_me = "function From_Moz_" + moztype + "(M){\n";
moz_to_me += "return new U2." + mytype.name + "({\n" +
"start: my_start_token(M),\n" +
"end: my_end_token(M)";
var me_to_moz = "function To_Moz_" + moztype + "(M){\n";
me_to_moz += "return {\n" +
"type: " + JSON.stringify(moztype);
if (propmap) propmap.split(/\s*,\s*/).forEach(function(prop) {
var m = /([a-z0-9$_]+)(=|@|>|%)([a-z0-9$_]+)/i.exec(prop);
if (!m) throw new Error("Can't understand property map: " + prop);
var moz = m[1], how = m[2], my = m[3];
moz_to_me += ",\n" + my + ": ";
me_to_moz += ",\n" + moz + ": ";
switch (how) {
case "@":
moz_to_me += "M." + moz + ".map(from_moz)";
me_to_moz += "M." + my + ".map(to_moz)";
break;
case ">":
moz_to_me += "from_moz(M." + moz + ")";
me_to_moz += "to_moz(M." + my + ")";
break;
case "=":
moz_to_me += "M." + moz;
me_to_moz += "M." + my;
break;
case "%":
moz_to_me += "from_moz(M." + moz + ").body";
me_to_moz += "to_moz_block(M)";
break;
default:
throw new Error("Can't understand operator in propmap: " + prop);
}
});
moz_to_me += "\n})\n}";
me_to_moz += "\n}\n}";
//moz_to_me = parse(moz_to_me).print_to_string({ beautify: true });
//me_to_moz = parse(me_to_moz).print_to_string({ beautify: true });
//console.log(moz_to_me);
moz_to_me = new Function("U2", "my_start_token", "my_end_token", "from_moz", "return(" + moz_to_me + ")")(
exports, my_start_token, my_end_token, from_moz
);
me_to_moz = new Function("to_moz", "to_moz_block", "to_moz_scope", "return(" + me_to_moz + ")")(
to_moz, to_moz_block, to_moz_scope
);
MOZ_TO_ME[moztype] = moz_to_me;
def_to_moz(mytype, me_to_moz);
}
var FROM_MOZ_STACK = null;
function from_moz(node) {
FROM_MOZ_STACK.push(node);
var ret = node != null ? MOZ_TO_ME[node.type](node) : null;
FROM_MOZ_STACK.pop();
return ret;
}
AST_Node.from_mozilla_ast = function(node) {
var save_stack = FROM_MOZ_STACK;
FROM_MOZ_STACK = [];
var ast = from_moz(node);
FROM_MOZ_STACK = save_stack;
ast.walk(new TreeWalker(function(node) {
if (node instanceof AST_LabelRef) {
for (var level = 0, parent; parent = this.parent(level); level++) {
if (parent instanceof AST_Scope) break;
if (parent instanceof AST_LabeledStatement && parent.label.name == node.name) {
node.thedef = parent.label;
break;
}
}
if (!node.thedef) {
var s = node.start;
js_error("Undefined label " + node.name, s.file, s.line, s.col, s.pos);
}
}
}));
return ast;
};
function set_moz_loc(mynode, moznode, myparent) {
var start = mynode.start;
var end = mynode.end;
if (start.pos != null && end.endpos != null) {
moznode.range = [start.pos, end.endpos];
}
if (start.line) {
moznode.loc = {
start: {line: start.line, column: start.col},
end: end.endline ? {line: end.endline, column: end.endcol} : null
};
if (start.file) {
moznode.loc.source = start.file;
}
}
return moznode;
}
function def_to_moz(mytype, handler) {
mytype.DEFMETHOD("to_mozilla_ast", function() {
return set_moz_loc(this, handler(this));
});
}
function to_moz(node) {
return node != null ? node.to_mozilla_ast() : null;
}
function to_moz_block(node) {
return {
type: "BlockStatement",
body: node.body.map(to_moz)
};
}
function to_moz_scope(type, node) {
var body = node.body.map(to_moz);
if (node.body[0] instanceof AST_SimpleStatement && node.body[0].body instanceof AST_String) {
body.unshift(to_moz(new AST_EmptyStatement(node.body[0])));
}
return {
type: type,
body: body
};
}
})();
node_modules/uglify-js/lib/output.js
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node_modules/uglify-js/lib/parse.js
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node_modules/uglify-js/lib/propmangle.js
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/***********************************************************************
A JavaScript tokenizer / parser / beautifier / compressor.
https://github.com/mishoo/UglifyJS
-------------------------------- (C) ---------------------------------
Author: Mihai Bazon
<mihai.bazon@gmail.com>
http://mihai.bazon.net/blog
Distributed under the BSD license:
Copyright 2012 (c) Mihai Bazon <mihai.bazon@gmail.com>
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the following
disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following
disclaimer in the documentation and/or other materials
provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “AS IS” AND ANY
EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
SUCH DAMAGE.
***********************************************************************/
"use strict";
function find_builtins(reserved) {
// NaN will be included due to Number.NaN
[
"null",
"true",
"false",
"Infinity",
"-Infinity",
"undefined",
].forEach(add);
[
Array,
Boolean,
Date,
Error,
Function,
Math,
Number,
Object,
RegExp,
String,
].forEach(function(ctor) {
Object.getOwnPropertyNames(ctor).map(add);
if (ctor.prototype) {
Object.getOwnPropertyNames(ctor.prototype).map(add);
}
});
function add(name) {
push_uniq(reserved, name);
}
}
function reserve_quoted_keys(ast, reserved) {
ast.walk(new TreeWalker(function(node) {
if (node instanceof AST_ObjectKeyVal && node.quote) {
add(node.key);
} else if (node instanceof AST_Sub) {
addStrings(node.property, add);
}
}));
function add(name) {
push_uniq(reserved, name);
}
}
function addStrings(node, add) {
node.walk(new TreeWalker(function(node) {
if (node instanceof AST_Sequence) {
addStrings(node.tail_node(), add);
} else if (node instanceof AST_String) {
add(node.value);
} else if (node instanceof AST_Conditional) {
addStrings(node.consequent, add);
addStrings(node.alternative, add);
}
return true;
}));
}
function mangle_properties(ast, options) {
options = defaults(options, {
builtins: false,
cache: null,
debug: false,
keep_quoted: false,
only_cache: false,
regex: null,
reserved: null,
}, true);
var reserved = options.reserved;
if (!Array.isArray(reserved)) reserved = [];
if (!options.builtins) find_builtins(reserved);
var cname = -1;
var cache;
if (options.cache) {
cache = options.cache.props;
cache.each(function(mangled_name) {
push_uniq(reserved, mangled_name);
});
} else {
cache = new Dictionary();
}
var regex = options.regex;
// note debug is either false (disabled), or a string of the debug suffix to use (enabled).
// note debug may be enabled as an empty string, which is falsey. Also treat passing 'true'
// the same as passing an empty string.
var debug = options.debug !== false;
var debug_suffix;
if (debug) debug_suffix = options.debug === true ? "" : options.debug;
var names_to_mangle = [];
var unmangleable = [];
// step 1: find candidates to mangle
ast.walk(new TreeWalker(function(node) {
if (node instanceof AST_ObjectKeyVal) {
add(node.key);
} else if (node instanceof AST_ObjectProperty) {
// setter or getter, since KeyVal is handled above
add(node.key.name);
} else if (node instanceof AST_Dot) {
add(node.property);
} else if (node instanceof AST_Sub) {
addStrings(node.property, add);
} else if (node instanceof AST_Call
&& node.expression.print_to_string() == "Object.defineProperty") {
addStrings(node.args[1], add);
}
}));
// step 2: transform the tree, renaming properties
return ast.transform(new TreeTransformer(function(node) {
if (node instanceof AST_ObjectKeyVal) {
node.key = mangle(node.key);
} else if (node instanceof AST_ObjectProperty) {
// setter or getter
node.key.name = mangle(node.key.name);
} else if (node instanceof AST_Dot) {
node.property = mangle(node.property);
} else if (!options.keep_quoted && node instanceof AST_Sub) {
node.property = mangleStrings(node.property);
} else if (node instanceof AST_Call
&& node.expression.print_to_string() == "Object.defineProperty") {
node.args[1] = mangleStrings(node.args[1]);
}
}));
// only function declarations after this line
function can_mangle(name) {
if (unmangleable.indexOf(name) >= 0) return false;
if (reserved.indexOf(name) >= 0) return false;
if (options.only_cache) return cache.has(name);
if (/^-?[0-9]+(\.[0-9]+)?(e[+-][0-9]+)?$/.test(name)) return false;
return true;
}
function should_mangle(name) {
if (regex && !regex.test(name)) return false;
if (reserved.indexOf(name) >= 0) return false;
return cache.has(name) || names_to_mangle.indexOf(name) >= 0;
}
function add(name) {
if (can_mangle(name)) push_uniq(names_to_mangle, name);
if (!should_mangle(name)) push_uniq(unmangleable, name);
}
function mangle(name) {
if (!should_mangle(name)) {
return name;
}
var mangled = cache.get(name);
if (!mangled) {
if (debug) {
// debug mode: use a prefix and suffix to preserve readability, e.g. o.foo -> o._$foo$NNN_.
var debug_mangled = "_$" + name + "$" + debug_suffix + "_";
if (can_mangle(debug_mangled)) mangled = debug_mangled;
}
// either debug mode is off, or it is on and we could not use the mangled name
if (!mangled) do {
mangled = base54(++cname);
} while (!can_mangle(mangled));
cache.set(name, mangled);
}
return mangled;
}
function mangleStrings(node) {
return node.transform(new TreeTransformer(function(node) {
if (node instanceof AST_Sequence) {
var last = node.expressions.length - 1;
node.expressions[last] = mangleStrings(node.expressions[last]);
} else if (node instanceof AST_String) {
node.value = mangle(node.value);
} else if (node instanceof AST_Conditional) {
node.consequent = mangleStrings(node.consequent);
node.alternative = mangleStrings(node.alternative);
}
return node;
}));
}
}
node_modules/uglify-js/lib/scope.js
Generated Vendored
+633
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@@ -0,0 +1,633 @@
/***********************************************************************
A JavaScript tokenizer / parser / beautifier / compressor.
https://github.com/mishoo/UglifyJS
-------------------------------- (C) ---------------------------------
Author: Mihai Bazon
<mihai.bazon@gmail.com>
http://mihai.bazon.net/blog
Distributed under the BSD license:
Copyright 2012 (c) Mihai Bazon <mihai.bazon@gmail.com>
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the following
disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following
disclaimer in the documentation and/or other materials
provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “AS IS” AND ANY
EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
SUCH DAMAGE.
***********************************************************************/
"use strict";
function SymbolDef(id, scope, orig, init) {
this.eliminated = 0;
this.global = false;
this.id = id;
this.init = init;
this.lambda = orig instanceof AST_SymbolLambda;
this.mangled_name = null;
this.name = orig.name;
this.orig = [ orig ];
this.references = [];
this.replaced = 0;
this.scope = scope;
this.undeclared = false;
}
SymbolDef.prototype = {
unmangleable: function(options) {
return this.global && !options.toplevel
|| this.undeclared
|| !options.eval && this.scope.pinned()
|| options.keep_fnames
&& (this.orig[0] instanceof AST_SymbolLambda
|| this.orig[0] instanceof AST_SymbolDefun);
},
mangle: function(options) {
var cache = options.cache && options.cache.props;
if (this.global && cache && cache.has(this.name)) {
this.mangled_name = cache.get(this.name);
} else if (!this.mangled_name && !this.unmangleable(options)) {
var def;
if (def = this.redefined()) {
this.mangled_name = def.mangled_name || def.name;
} else {
this.mangled_name = next_mangled_name(this.scope, options, this);
}
if (this.global && cache) {
cache.set(this.name, this.mangled_name);
}
}
},
redefined: function() {
return this.defun && this.defun.variables.get(this.name);
}
};
AST_Toplevel.DEFMETHOD("figure_out_scope", function(options) {
options = defaults(options, {
cache: null,
ie8: false,
});
// pass 1: setup scope chaining and handle definitions
var self = this;
var scope = self.parent_scope = null;
var defun = null;
var tw = new TreeWalker(function(node, descend) {
if (node instanceof AST_Catch) {
var save_scope = scope;
scope = new AST_Scope(node);
scope.init_scope_vars(save_scope);
descend();
scope = save_scope;
return true;
}
if (node instanceof AST_Scope) {
node.init_scope_vars(scope);
var save_scope = scope;
var save_defun = defun;
defun = scope = node;
descend();
scope = save_scope;
defun = save_defun;
return true;
}
if (node instanceof AST_With) {
for (var s = scope; s; s = s.parent_scope) s.uses_with = true;
return;
}
if (node instanceof AST_Symbol) {
node.scope = scope;
}
if (node instanceof AST_Label) {
node.thedef = node;
node.references = [];
}
if (node instanceof AST_SymbolDefun) {
// This should be defined in the parent scope, as we encounter the
// AST_Defun node before getting to its AST_Symbol.
(node.scope = defun.parent_scope.resolve()).def_function(node, defun);
} else if (node instanceof AST_SymbolLambda) {
var def = defun.def_function(node, node.name == "arguments" ? undefined : defun);
if (options.ie8) def.defun = defun.parent_scope.resolve();
} else if (node instanceof AST_SymbolVar) {
defun.def_variable(node, node.TYPE == "SymbolVar" ? null : undefined);
if (defun !== scope) {
node.mark_enclosed(options);
var def = scope.find_variable(node);
if (node.thedef !== def) {
node.thedef = def;
}
node.reference(options);
}
} else if (node instanceof AST_SymbolCatch) {
scope.def_variable(node).defun = defun;
}
});
self.next_def_id = 0;
self.walk(tw);
// pass 2: find back references and eval
self.globals = new Dictionary();
var tw = new TreeWalker(function(node) {
if (node instanceof AST_LoopControl) {
if (node.label) node.label.thedef.references.push(node);
return true;
}
if (node instanceof AST_SymbolRef) {
var name = node.name;
var sym = node.scope.find_variable(name);
if (!sym) {
sym = self.def_global(node);
} else if (sym.scope instanceof AST_Lambda && name == "arguments") {
sym.scope.uses_arguments = true;
}
if (name == "eval") {
var parent = tw.parent();
if (parent.TYPE == "Call" && parent.expression === node) {
for (var s = node.scope; s && !s.uses_eval; s = s.parent_scope) {
s.uses_eval = true;
}
} else if (sym.undeclared) {
self.uses_eval = true;
}
}
node.thedef = sym;
node.reference(options);
return true;
}
// ensure mangling works if catch reuses a scope variable
if (node instanceof AST_SymbolCatch) {
var def = node.definition().redefined();
if (def) for (var s = node.scope; s; s = s.parent_scope) {
push_uniq(s.enclosed, def);
if (s === def.scope) break;
}
return true;
}
});
self.walk(tw);
// pass 3: fix up any scoping issue with IE8
if (options.ie8) self.walk(new TreeWalker(function(node) {
if (node instanceof AST_SymbolCatch) {
var scope = node.thedef.defun;
if (scope.name instanceof AST_SymbolLambda && scope.name.name == node.name) {
scope = scope.parent_scope.resolve();
}
redefine(node, scope);
return true;
}
if (node instanceof AST_SymbolLambda) {
var def = node.thedef;
redefine(node, node.scope.parent_scope.resolve());
if (typeof node.thedef.init !== "undefined") {
node.thedef.init = false;
} else if (def.init) {
node.thedef.init = def.init;
}
return true;
}
}));
function redefine(node, scope) {
var name = node.name;
var old_def = node.thedef;
var new_def = scope.find_variable(name);
if (new_def) {
var redef;
while (redef = new_def.redefined()) new_def = redef;
} else {
new_def = self.globals.get(name);
}
if (new_def) {
new_def.orig.push(node);
} else {
new_def = scope.def_variable(node);
}
old_def.orig.concat(old_def.references).forEach(function(node) {
node.thedef = new_def;
node.reference(options);
});
if (old_def.lambda) new_def.lambda = true;
if (new_def.undeclared) self.variables.set(name, new_def);
}
});
AST_Scope.DEFMETHOD("make_def", function(orig, init) {
var top = this;
while (top.parent_scope) top = top.parent_scope;
return new SymbolDef(++top.next_def_id, this, orig, init);
});
AST_Toplevel.DEFMETHOD("def_global", function(node) {
var globals = this.globals, name = node.name;
if (globals.has(name)) {
return globals.get(name);
} else {
var g = this.make_def(node);
g.undeclared = true;
g.global = true;
globals.set(name, g);
return g;
}
});
AST_Scope.DEFMETHOD("init_scope_vars", function(parent_scope) {
this.variables = new Dictionary(); // map name to AST_SymbolVar (variables defined in this scope; includes functions)
this.functions = new Dictionary(); // map name to AST_SymbolDefun (functions defined in this scope)
this.uses_with = false; // will be set to true if this or some nested scope uses the `with` statement
this.uses_eval = false; // will be set to true if this or nested scope uses the global `eval`
this.parent_scope = parent_scope; // the parent scope
this.enclosed = []; // a list of variables from this or outer scope(s) that are referenced from this or inner scopes
this.cname = -1; // the current index for mangling functions/variables
});
AST_Lambda.DEFMETHOD("init_scope_vars", function() {
AST_Scope.prototype.init_scope_vars.apply(this, arguments);
this.uses_arguments = false;
this.def_variable(new AST_SymbolFunarg({
name: "arguments",
start: this.start,
end: this.end
}));
});
AST_Symbol.DEFMETHOD("mark_enclosed", function(options) {
var def = this.definition();
for (var s = this.scope; s; s = s.parent_scope) {
push_uniq(s.enclosed, def);
if (options.keep_fnames) {
s.functions.each(function(d) {
push_uniq(def.scope.enclosed, d);
});
}
if (s === def.scope) break;
}
});
AST_Symbol.DEFMETHOD("reference", function(options) {
this.definition().references.push(this);
this.mark_enclosed(options);
});
AST_Scope.DEFMETHOD("find_variable", function(name) {
if (name instanceof AST_Symbol) name = name.name;
return this.variables.get(name)
|| (this.parent_scope && this.parent_scope.find_variable(name));
});
AST_Scope.DEFMETHOD("def_function", function(symbol, init) {
var def = this.def_variable(symbol, init);
if (!def.init || def.init instanceof AST_Defun) def.init = init;
this.functions.set(symbol.name, def);
return def;
});
AST_Scope.DEFMETHOD("def_variable", function(symbol, init) {
var def = this.variables.get(symbol.name);
if (def) {
def.orig.push(symbol);
if (def.init instanceof AST_Function) def.init = init;
} else {
def = this.make_def(symbol, init);
this.variables.set(symbol.name, def);
def.global = !this.parent_scope;
}
return symbol.thedef = def;
});
AST_Lambda.DEFMETHOD("resolve", return_this);
AST_Scope.DEFMETHOD("resolve", function() {
return this.parent_scope.resolve();
});
AST_Toplevel.DEFMETHOD("resolve", return_this);
function names_in_use(scope, options) {
var names = scope.names_in_use;
if (!names) {
scope.names_in_use = names = Object.create(scope.mangled_names || null);
scope.cname_holes = [];
var cache = options.cache && options.cache.props;
scope.enclosed.forEach(function(def) {
if (def.unmangleable(options)) names[def.name] = true;
if (def.global && cache && cache.has(def.name)) {
names[cache.get(def.name)] = true;
}
});
}
return names;
}
function next_mangled_name(scope, options, def) {
var in_use = names_in_use(scope, options);
var holes = scope.cname_holes;
var names = Object.create(null);
var scopes = [ scope ];
def.references.forEach(function(sym) {
var scope = sym.scope;
do {
if (scopes.indexOf(scope) < 0) {
for (var name in names_in_use(scope, options)) {
names[name] = true;
}
scopes.push(scope);
} else break;
} while (scope = scope.parent_scope);
});
var name;
for (var i = 0; i < holes.length; i++) {
name = base54(holes[i]);
if (names[name]) continue;
holes.splice(i, 1);
scope.names_in_use[name] = true;
return name;
}
while (true) {
name = base54(++scope.cname);
if (in_use[name] || RESERVED_WORDS[name] || options.reserved.has[name]) continue;
if (!names[name]) break;
holes.push(scope.cname);
}
scope.names_in_use[name] = true;
return name;
}
AST_Symbol.DEFMETHOD("unmangleable", function(options) {
var def = this.definition();
return !def || def.unmangleable(options);
});
// labels are always mangleable
AST_Label.DEFMETHOD("unmangleable", return_false);
AST_Symbol.DEFMETHOD("unreferenced", function() {
return !this.definition().references.length && !this.scope.pinned();
});
AST_Symbol.DEFMETHOD("definition", function() {
return this.thedef;
});
AST_Symbol.DEFMETHOD("global", function() {
return this.definition().global;
});
function _default_mangler_options(options) {
options = defaults(options, {
eval : false,
ie8 : false,
keep_fnames : false,
reserved : [],
toplevel : false,
});
if (!Array.isArray(options.reserved)) options.reserved = [];
// Never mangle arguments
push_uniq(options.reserved, "arguments");
options.reserved.has = makePredicate(options.reserved);
return options;
}
AST_Toplevel.DEFMETHOD("mangle_names", function(options) {
options = _default_mangler_options(options);
// We only need to mangle declaration nodes. Special logic wired
// into the code generator will display the mangled name if it's
// present (and for AST_SymbolRef-s it'll use the mangled name of
// the AST_SymbolDeclaration that it points to).
var lname = -1;
if (options.cache && options.cache.props) {
var mangled_names = this.mangled_names = Object.create(null);
options.cache.props.each(function(mangled_name) {
mangled_names[mangled_name] = true;
});
}
var redefined = [];
var tw = new TreeWalker(function(node, descend) {
if (node instanceof AST_LabeledStatement) {
// lname is incremented when we get to the AST_Label
var save_nesting = lname;
descend();
lname = save_nesting;
return true;
}
if (node instanceof AST_Scope) {
descend();
if (options.cache && node instanceof AST_Toplevel) {
node.globals.each(mangle);
}
if (node instanceof AST_Defun && tw.has_directive("use asm")) {
var sym = new AST_SymbolRef(node.name);
sym.scope = node;
sym.reference(options);
}
node.variables.each(function(def) {
if (!defer_redef(def)) mangle(def);
});
return true;
}
if (node instanceof AST_Label) {
var name;
do {
name = base54(++lname);
} while (RESERVED_WORDS[name]);
node.mangled_name = name;
return true;
}
if (!options.ie8 && node instanceof AST_Catch) {
var def = node.argname.definition();
var redef = defer_redef(def, node.argname);
descend();
if (!redef) mangle(def);
return true;
}
});
this.walk(tw);
redefined.forEach(mangle);
function mangle(def) {
if (options.reserved.has[def.name]) return;
def.mangle(options);
}
function defer_redef(def, node) {
var redef = def.redefined();
if (!redef) return false;
redefined.push(def);
def.references.forEach(reference);
if (node) reference(node);
return true;
function reference(sym) {
sym.thedef = redef;
sym.reference(options);
sym.thedef = def;
}
}
});
AST_Toplevel.DEFMETHOD("find_colliding_names", function(options) {
var cache = options.cache && options.cache.props;
var avoid = Object.create(null);
options.reserved.forEach(to_avoid);
this.globals.each(add_def);
this.walk(new TreeWalker(function(node) {
if (node instanceof AST_Scope) node.variables.each(add_def);
if (node instanceof AST_SymbolCatch) add_def(node.definition());
}));
return avoid;
function to_avoid(name) {
avoid[name] = true;
}
function add_def(def) {
var name = def.name;
if (def.global && cache && cache.has(name)) name = cache.get(name);
else if (!def.unmangleable(options)) return;
to_avoid(name);
}
});
AST_Toplevel.DEFMETHOD("expand_names", function(options) {
base54.reset();
base54.sort();
options = _default_mangler_options(options);
var avoid = this.find_colliding_names(options);
var cname = 0;
this.globals.each(rename);
this.walk(new TreeWalker(function(node) {
if (node instanceof AST_Scope) node.variables.each(rename);
if (node instanceof AST_SymbolCatch) rename(node.definition());
}));
function next_name() {
var name;
do {
name = base54(cname++);
} while (avoid[name] || RESERVED_WORDS[name]);
return name;
}
function rename(def) {
if (def.global && options.cache) return;
if (def.unmangleable(options)) return;
if (options.reserved.has[def.name]) return;
var redef = def.redefined();
var name = redef ? redef.rename || redef.name : next_name();
def.rename = name;
def.orig.concat(def.references).forEach(function(sym) {
if (sym.definition() === def) sym.name = name;
});
}
});
AST_Node.DEFMETHOD("tail_node", return_this);
AST_Sequence.DEFMETHOD("tail_node", function() {
return this.expressions[this.expressions.length - 1];
});
AST_Toplevel.DEFMETHOD("compute_char_frequency", function(options) {
options = _default_mangler_options(options);
base54.reset();
try {
AST_Node.prototype.print = function(stream, force_parens) {
this._print(stream, force_parens);
if (this instanceof AST_Symbol && !this.unmangleable(options)) {
base54.consider(this.name, -1);
} else if (options.properties) {
if (this instanceof AST_Dot) {
base54.consider(this.property, -1);
} else if (this instanceof AST_Sub) {
skip_string(this.property);
}
}
};
base54.consider(this.print_to_string(), 1);
} finally {
AST_Node.prototype.print = AST_Node.prototype._print;
}
base54.sort();
function skip_string(node) {
if (node instanceof AST_String) {
base54.consider(node.value, -1);
} else if (node instanceof AST_Conditional) {
skip_string(node.consequent);
skip_string(node.alternative);
} else if (node instanceof AST_Sequence) {
skip_string(node.tail_node());
}
}
});
var base54 = (function() {
var freq = Object.create(null);
function init(chars) {
var array = [];
for (var i = 0; i < chars.length; i++) {
var ch = chars[i];
array.push(ch);
freq[ch] = -1e-2 * i;
}
return array;
}
var digits = init("0123456789");
var leading = init("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ$_");
var chars, frequency;
function reset() {
frequency = Object.create(freq);
}
base54.consider = function(str, delta) {
for (var i = str.length; --i >= 0;) {
frequency[str[i]] += delta;
}
};
function compare(a, b) {
return frequency[b] - frequency[a];
}
base54.sort = function() {
chars = leading.sort(compare).concat(digits.sort(compare));
};
base54.reset = reset;
reset();
function base54(num) {
var ret = "", base = 54;
num++;
do {
num--;
ret += chars[num % base];
num = Math.floor(num / base);
base = 64;
} while (num > 0);
return ret;
}
return base54;
})();
node_modules/uglify-js/lib/sourcemap.js
Generated Vendored
+191
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@@ -0,0 +1,191 @@
/***********************************************************************
A JavaScript tokenizer / parser / beautifier / compressor.
https://github.com/mishoo/UglifyJS
-------------------------------- (C) ---------------------------------
Author: Mihai Bazon
<mihai.bazon@gmail.com>
http://mihai.bazon.net/blog
Distributed under the BSD license:
Copyright 2012 (c) Mihai Bazon <mihai.bazon@gmail.com>
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the following
disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following
disclaimer in the documentation and/or other materials
provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “AS IS” AND ANY
EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
SUCH DAMAGE.
***********************************************************************/
"use strict";
var vlq_char = characters("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/");
var vlq_bits = vlq_char.reduce(function(map, ch, bits) {
map[ch] = bits;
return map;
}, Object.create(null));
function vlq_decode(indices, str) {
var value = 0;
var shift = 0;
for (var i = 0, j = 0; i < str.length; i++) {
var bits = vlq_bits[str[i]];
value += (bits & 31) << shift;
if (bits & 32) {
shift += 5;
} else {
indices[j++] += value & 1 ? 0x80000000 | -(value >> 1) : value >> 1;
value = shift = 0;
}
}
return j;
}
function vlq_encode(num) {
var result = "";
num = Math.abs(num) << 1 | num >>> 31;
do {
var bits = num & 31;
if (num >>>= 5) bits |= 32;
result += vlq_char[bits];
} while (num);
return result;
}
function create_array_map() {
var map = Object.create(null);
var array = [];
array.index = function(name) {
if (!HOP(map, name)) {
map[name] = array.length;
array.push(name);
}
return map[name];
};
return array;
}
function SourceMap(options) {
var sources = create_array_map();
var sources_content = options.includeSources && Object.create(null);
var names = create_array_map();
var mappings = "";
if (options.orig) Object.keys(options.orig).forEach(function(name) {
var map = options.orig[name];
var indices = [ 0, 0, 1, 0, 0 ];
options.orig[name] = {
names: map.names,
mappings: map.mappings.split(/;/).map(function(line) {
indices[0] = 0;
return line.split(/,/).map(function(segment) {
return indices.slice(0, vlq_decode(indices, segment));
});
}),
sources: map.sources,
};
if (!sources_content || !map.sourcesContent) return;
for (var i = 0; i < map.sources.length; i++) {
var content = map.sourcesContent[i];
if (content) sources_content[map.sources[i]] = content;
}
});
var prev_source;
var generated_line = 1;
var generated_column = 0;
var source_index = 0;
var original_line = 1;
var original_column = 0;
var name_index = 0;
return {
add: options.orig ? function(source, gen_line, gen_col, orig_line, orig_col, name) {
var map = options.orig[source];
if (map) {
var segments = map.mappings[orig_line - 1];
if (!segments) return;
var indices;
for (var i = 0; i < segments.length; i++) {
var col = segments[i][0];
if (orig_col >= col) indices = segments[i];
if (orig_col <= col) break;
}
if (!indices || indices.length < 4) {
source = null;
} else {
source = map.sources[indices[1]];
orig_line = indices[2];
orig_col = indices[3];
if (indices.length > 4) name = map.names[indices[4]];
}
}
add(source, gen_line, gen_col, orig_line, orig_col, name);
} : add,
setSourceContent: sources_content ? function(source, content) {
sources_content[source] = content;
} : noop,
toString: function() {
return JSON.stringify({
version: 3,
file: options.filename || undefined,
sourceRoot: options.root || undefined,
sources: sources,
sourcesContent: sources_content ? sources.map(function(source) {
return sources_content[source] || null;
}) : undefined,
names: names,
mappings: mappings,
});
}
};
function add(source, gen_line, gen_col, orig_line, orig_col, name) {
if (prev_source == null && source == null) return;
prev_source = source;
if (generated_line < gen_line) {
generated_column = 0;
do {
mappings += ";";
} while (++generated_line < gen_line);
} else if (mappings) {
mappings += ",";
}
mappings += vlq_encode(gen_col - generated_column);
generated_column = gen_col;
if (source == null) return;
var src_idx = sources.index(source);
mappings += vlq_encode(src_idx - source_index);
source_index = src_idx;
mappings += vlq_encode(orig_line - original_line);
original_line = orig_line;
mappings += vlq_encode(orig_col - original_column);
original_column = orig_col;
if (options.names && name != null) {
var name_idx = names.index(name);
mappings += vlq_encode(name_idx - name_index);
name_index = name_idx;
}
}
}
node_modules/uglify-js/lib/transform.js
Generated Vendored
+185
View File
@@ -0,0 +1,185 @@
/***********************************************************************
A JavaScript tokenizer / parser / beautifier / compressor.
https://github.com/mishoo/UglifyJS
-------------------------------- (C) ---------------------------------
Author: Mihai Bazon
<mihai.bazon@gmail.com>
http://mihai.bazon.net/blog
Distributed under the BSD license:
Copyright 2012 (c) Mihai Bazon <mihai.bazon@gmail.com>
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the following
disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following
disclaimer in the documentation and/or other materials
provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “AS IS” AND ANY
EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
SUCH DAMAGE.
***********************************************************************/
"use strict";
function TreeTransformer(before, after) {
TreeWalker.call(this);
this.before = before;
this.after = after;
}
TreeTransformer.prototype = new TreeWalker;
(function(DEF) {
function do_list(list, tw) {
return List(list, function(node) {
return node.transform(tw, true);
});
}
DEF(AST_Node, noop);
DEF(AST_LabeledStatement, function(self, tw) {
self.label = self.label.transform(tw);
self.body = self.body.transform(tw);
});
DEF(AST_SimpleStatement, function(self, tw) {
self.body = self.body.transform(tw);
});
DEF(AST_Block, function(self, tw) {
self.body = do_list(self.body, tw);
});
DEF(AST_Do, function(self, tw) {
self.body = self.body.transform(tw);
self.condition = self.condition.transform(tw);
});
DEF(AST_While, function(self, tw) {
self.condition = self.condition.transform(tw);
self.body = self.body.transform(tw);
});
DEF(AST_For, function(self, tw) {
if (self.init) self.init = self.init.transform(tw);
if (self.condition) self.condition = self.condition.transform(tw);
if (self.step) self.step = self.step.transform(tw);
self.body = self.body.transform(tw);
});
DEF(AST_ForIn, function(self, tw) {
self.init = self.init.transform(tw);
self.object = self.object.transform(tw);
self.body = self.body.transform(tw);
});
DEF(AST_With, function(self, tw) {
self.expression = self.expression.transform(tw);
self.body = self.body.transform(tw);
});
DEF(AST_Exit, function(self, tw) {
if (self.value) self.value = self.value.transform(tw);
});
DEF(AST_LoopControl, function(self, tw) {
if (self.label) self.label = self.label.transform(tw);
});
DEF(AST_If, function(self, tw) {
self.condition = self.condition.transform(tw);
self.body = self.body.transform(tw);
if (self.alternative) self.alternative = self.alternative.transform(tw);
});
DEF(AST_Switch, function(self, tw) {
self.expression = self.expression.transform(tw);
self.body = do_list(self.body, tw);
});
DEF(AST_Case, function(self, tw) {
self.expression = self.expression.transform(tw);
self.body = do_list(self.body, tw);
});
DEF(AST_Try, function(self, tw) {
self.body = do_list(self.body, tw);
if (self.bcatch) self.bcatch = self.bcatch.transform(tw);
if (self.bfinally) self.bfinally = self.bfinally.transform(tw);
});
DEF(AST_Catch, function(self, tw) {
self.argname = self.argname.transform(tw);
self.body = do_list(self.body, tw);
});
DEF(AST_Definitions, function(self, tw) {
self.definitions = do_list(self.definitions, tw);
});
DEF(AST_VarDef, function(self, tw) {
self.name = self.name.transform(tw);
if (self.value) self.value = self.value.transform(tw);
});
DEF(AST_Lambda, function(self, tw) {
if (self.name) self.name = self.name.transform(tw);
self.argnames = do_list(self.argnames, tw);
self.body = do_list(self.body, tw);
});
DEF(AST_Call, function(self, tw) {
self.expression = self.expression.transform(tw);
self.args = do_list(self.args, tw);
});
DEF(AST_Sequence, function(self, tw) {
self.expressions = do_list(self.expressions, tw);
});
DEF(AST_Dot, function(self, tw) {
self.expression = self.expression.transform(tw);
});
DEF(AST_Sub, function(self, tw) {
self.expression = self.expression.transform(tw);
self.property = self.property.transform(tw);
});
DEF(AST_Unary, function(self, tw) {
self.expression = self.expression.transform(tw);
});
DEF(AST_Binary, function(self, tw) {
self.left = self.left.transform(tw);
self.right = self.right.transform(tw);
});
DEF(AST_Conditional, function(self, tw) {
self.condition = self.condition.transform(tw);
self.consequent = self.consequent.transform(tw);
self.alternative = self.alternative.transform(tw);
});
DEF(AST_Array, function(self, tw) {
self.elements = do_list(self.elements, tw);
});
DEF(AST_Object, function(self, tw) {
self.properties = do_list(self.properties, tw);
});
DEF(AST_ObjectProperty, function(self, tw) {
self.value = self.value.transform(tw);
});
})(function(node, descend) {
node.DEFMETHOD("transform", function(tw, in_list) {
var x, y;
tw.push(this);
if (tw.before) x = tw.before(this, descend, in_list);
if (typeof x === "undefined") {
x = this;
descend(x, tw);
if (tw.after) {
y = tw.after(x, in_list);
if (typeof y !== "undefined") x = y;
}
}
tw.pop();
return x;
});
});
node_modules/uglify-js/lib/utils.js
Generated Vendored
+282
View File
@@ -0,0 +1,282 @@
/***********************************************************************
A JavaScript tokenizer / parser / beautifier / compressor.
https://github.com/mishoo/UglifyJS
-------------------------------- (C) ---------------------------------
Author: Mihai Bazon
<mihai.bazon@gmail.com>
http://mihai.bazon.net/blog
Distributed under the BSD license:
Copyright 2012 (c) Mihai Bazon <mihai.bazon@gmail.com>
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the following
disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following
disclaimer in the documentation and/or other materials
provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “AS IS” AND ANY
EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
SUCH DAMAGE.
***********************************************************************/
"use strict";
function characters(str) {
return str.split("");
}
function member(name, array) {
return array.indexOf(name) >= 0;
}
function find_if(func, array) {
for (var i = array.length; --i >= 0;) if (func(array[i])) return array[i];
}
function repeat_string(str, i) {
if (i <= 0) return "";
if (i == 1) return str;
var d = repeat_string(str, i >> 1);
d += d;
return i & 1 ? d + str : d;
}
function configure_error_stack(fn) {
Object.defineProperty(fn.prototype, "stack", {
get: function() {
var err = new Error(this.message);
err.name = this.name;
try {
throw err;
} catch (e) {
return e.stack;
}
}
});
}
function DefaultsError(msg, defs) {
this.message = msg;
this.defs = defs;
}
DefaultsError.prototype = Object.create(Error.prototype);
DefaultsError.prototype.constructor = DefaultsError;
DefaultsError.prototype.name = "DefaultsError";
configure_error_stack(DefaultsError);
function defaults(args, defs, croak) {
if (croak) for (var i in args) {
if (HOP(args, i) && !HOP(defs, i)) throw new DefaultsError("`" + i + "` is not a supported option", defs);
}
for (var i in args) {
if (HOP(args, i)) defs[i] = args[i];
}
return defs;
}
function merge(obj, ext) {
var count = 0;
for (var i in ext) if (HOP(ext, i)) {
obj[i] = ext[i];
count++;
}
return count;
}
function noop() {}
function return_false() { return false; }
function return_true() { return true; }
function return_this() { return this; }
function return_null() { return null; }
var List = (function() {
function List(a, f, backwards) {
var ret = [], top = [], i;
function doit() {
var val = f(a[i], i);
var is_last = val instanceof Last;
if (is_last) val = val.v;
if (val instanceof AtTop) {
val = val.v;
if (val instanceof Splice) {
top.push.apply(top, backwards ? val.v.slice().reverse() : val.v);
} else {
top.push(val);
}
} else if (val !== skip) {
if (val instanceof Splice) {
ret.push.apply(ret, backwards ? val.v.slice().reverse() : val.v);
} else {
ret.push(val);
}
}
return is_last;
}
if (Array.isArray(a)) {
if (backwards) {
for (i = a.length; --i >= 0;) if (doit()) break;
ret.reverse();
top.reverse();
} else {
for (i = 0; i < a.length; ++i) if (doit()) break;
}
} else {
for (i in a) if (HOP(a, i)) if (doit()) break;
}
return top.concat(ret);
}
List.is_op = function(val) {
return val === skip || val instanceof AtTop || val instanceof Last || val instanceof Splice;
};
List.at_top = function(val) { return new AtTop(val); };
List.splice = function(val) { return new Splice(val); };
List.last = function(val) { return new Last(val); };
var skip = List.skip = {};
function AtTop(val) { this.v = val; }
function Splice(val) { this.v = val; }
function Last(val) { this.v = val; }
return List;
})();
function push_uniq(array, el) {
if (array.indexOf(el) < 0) return array.push(el);
}
function string_template(text, props) {
return text.replace(/\{(.+?)\}/g, function(str, p) {
return props && props[p];
});
}
function remove(array, el) {
var index = array.indexOf(el);
if (index >= 0) array.splice(index, 1);
}
function makePredicate(words) {
if (!Array.isArray(words)) words = words.split(" ");
var map = Object.create(null);
words.forEach(function(word) {
map[word] = true;
});
return map;
}
function all(array, predicate) {
for (var i = array.length; --i >= 0;)
if (!predicate(array[i], i))
return false;
return true;
}
function Dictionary() {
this._values = Object.create(null);
this._size = 0;
}
Dictionary.prototype = {
set: function(key, val) {
if (!this.has(key)) ++this._size;
this._values["$" + key] = val;
return this;
},
add: function(key, val) {
if (this.has(key)) {
this.get(key).push(val);
} else {
this.set(key, [ val ]);
}
return this;
},
get: function(key) { return this._values["$" + key] },
del: function(key) {
if (this.has(key)) {
--this._size;
delete this._values["$" + key];
}
return this;
},
has: function(key) { return ("$" + key) in this._values },
all: function(predicate) {
for (var i in this._values)
if (!predicate(this._values[i], i.substr(1)))
return false;
return true;
},
each: function(f) {
for (var i in this._values)
f(this._values[i], i.substr(1));
},
size: function() {
return this._size;
},
map: function(f) {
var ret = [];
for (var i in this._values)
ret.push(f(this._values[i], i.substr(1)));
return ret;
},
clone: function() {
var ret = new Dictionary();
for (var i in this._values)
ret._values[i] = this._values[i];
ret._size = this._size;
return ret;
},
toObject: function() { return this._values }
};
Dictionary.fromObject = function(obj) {
var dict = new Dictionary();
dict._size = merge(dict._values, obj);
return dict;
};
function HOP(obj, prop) {
return Object.prototype.hasOwnProperty.call(obj, prop);
}
// return true if the node at the top of the stack (that means the
// innermost node in the current output) is lexically the first in
// a statement.
function first_in_statement(stack) {
var node = stack.parent(-1);
for (var i = 0, p; p = stack.parent(i++); node = p) {
if (p.TYPE == "Call") {
if (p.expression === node) continue;
} else if (p instanceof AST_Binary) {
if (p.left === node) continue;
} else if (p instanceof AST_Conditional) {
if (p.condition === node) continue;
} else if (p instanceof AST_PropAccess) {
if (p.expression === node) continue;
} else if (p instanceof AST_Sequence) {
if (p.expressions[0] === node) continue;
} else if (p instanceof AST_Statement) {
return p.body === node;
} else if (p instanceof AST_UnaryPostfix) {
if (p.expression === node) continue;
}
return false;
}
}