76 lines
2.9 KiB
JavaScript
76 lines
2.9 KiB
JavaScript
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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