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75 lines
2.9 KiB
75 lines
2.9 KiB
var jsp = require("./parse-js"), |
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pro = require("./process"); |
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var BY_TYPE = {}; |
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function HOP(obj, prop) { |
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return Object.prototype.hasOwnProperty.call(obj, prop); |
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}; |
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function AST_Node(parent) { |
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this.parent = parent; |
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}; |
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AST_Node.prototype.init = function(){}; |
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function DEFINE_NODE_CLASS(type, props, methods) { |
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var base = methods && methods.BASE || AST_Node; |
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if (!base) base = AST_Node; |
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function D(parent, data) { |
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base.apply(this, arguments); |
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if (props) props.forEach(function(name, i){ |
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this["_" + name] = data[i]; |
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}); |
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this.init(); |
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}; |
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var P = D.prototype = new AST_Node; |
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P.node_type = function(){ return type }; |
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if (props) props.forEach(function(name){ |
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var propname = "_" + name; |
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P["set_" + name] = function(val) { |
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this[propname] = val; |
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return this; |
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}; |
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P["get_" + name] = function() { |
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return this[propname]; |
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}; |
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}); |
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if (type != null) BY_TYPE[type] = D; |
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if (methods) for (var i in methods) if (HOP(methods, i)) { |
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P[i] = methods[i]; |
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} |
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return D; |
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}; |
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var AST_String_Node = DEFINE_NODE_CLASS("string", ["value"]); |
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var AST_Number_Node = DEFINE_NODE_CLASS("num", ["value"]); |
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var AST_Name_Node = DEFINE_NODE_CLASS("name", ["value"]); |
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var AST_Statlist_Node = DEFINE_NODE_CLASS(null, ["body"]); |
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var AST_Root_Node = DEFINE_NODE_CLASS("toplevel", null, { BASE: AST_Statlist_Node }); |
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var AST_Block_Node = DEFINE_NODE_CLASS("block", null, { BASE: AST_Statlist_Node }); |
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var AST_Splice_Node = DEFINE_NODE_CLASS("splice", null, { BASE: AST_Statlist_Node }); |
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var AST_Var_Node = DEFINE_NODE_CLASS("var", ["definitions"]); |
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var AST_Const_Node = DEFINE_NODE_CLASS("const", ["definitions"]); |
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var AST_Try_Node = DEFINE_NODE_CLASS("try", ["body", "catch", "finally"]); |
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var AST_Throw_Node = DEFINE_NODE_CLASS("throw", ["exception"]); |
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var AST_New_Node = DEFINE_NODE_CLASS("new", ["constructor", "arguments"]); |
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var AST_Switch_Node = DEFINE_NODE_CLASS("switch", ["expression", "branches"]); |
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var AST_Switch_Branch_Node = DEFINE_NODE_CLASS(null, ["expression", "body"]); |
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var AST_Break_Node = DEFINE_NODE_CLASS("break", ["label"]); |
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var AST_Continue_Node = DEFINE_NODE_CLASS("continue", ["label"]); |
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var AST_Assign_Node = DEFINE_NODE_CLASS("assign", ["operator", "lvalue", "rvalue"]); |
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var AST_Dot_Node = DEFINE_NODE_CLASS("dot", ["expression", "name"]); |
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var AST_Call_Node = DEFINE_NODE_CLASS("call", ["function", "arguments"]); |
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var AST_Lambda_Node = DEFINE_NODE_CLASS(null, ["name", "arguments", "body"]) |
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var AST_Function_Node = DEFINE_NODE_CLASS("function", null, AST_Lambda_Node); |
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var AST_Defun_Node = DEFINE_NODE_CLASS("defun", null, AST_Lambda_Node); |
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var AST_If_Node = DEFINE_NODE_CLASS("if", ["condition", "then", "else"]);
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