diff options
author | Florian Dold <florian.dold@gmail.com> | 2019-03-27 21:01:33 +0100 |
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committer | Florian Dold <florian.dold@gmail.com> | 2019-03-27 21:01:33 +0100 |
commit | cc97a4dd2a967e1c2273bd5f4c5f49a5bf2e2585 (patch) | |
tree | 92c5d88706a6ffc654d1b133618d357890e7096b /node_modules/uglify-js/lib/mozilla-ast.js | |
parent | 3771b4d6b67b34c130f3a9a1a15f42deefdb2eda (diff) |
remove node_modules
Diffstat (limited to 'node_modules/uglify-js/lib/mozilla-ast.js')
-rw-r--r-- | node_modules/uglify-js/lib/mozilla-ast.js | 629 |
1 files changed, 0 insertions, 629 deletions
diff --git a/node_modules/uglify-js/lib/mozilla-ast.js b/node_modules/uglify-js/lib/mozilla-ast.js deleted file mode 100644 index dace808ab..000000000 --- a/node_modules/uglify-js/lib/mozilla-ast.js +++ /dev/null @@ -1,629 +0,0 @@ -/*********************************************************************** - - A JavaScript tokenizer / parser / beautifier / compressor. - https://github.com/mishoo/UglifyJS2 - - -------------------------------- (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.type == "Identifier" ? key.name : key.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 - }); - } - }; - - 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("ThisExpression", AST_This); - 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 || def.name : M.name - }; - }); - - 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 - }; - } -})(); |