54     function do_list(list, tw) {  argument
56             return node.transform(tw, true);
61     DEF(AST_LabeledStatement, function(self, tw) {  argument
62         self.label = self.label.transform(tw);
63         self.body = self.body.transform(tw);
65     DEF(AST_SimpleStatement, function(self, tw) {  argument
66         self.body = self.body.transform(tw);
68     DEF(AST_Block, function(self, tw) {  argument
69         self.body = do_list(self.body, tw);
71     DEF(AST_Do, function(self, tw) {  argument
72         self.body = self.body.transform(tw);
73         self.condition = self.condition.transform(tw);
75     DEF(AST_While, function(self, tw) {  argument
76         self.condition = self.condition.transform(tw);
77         self.body = self.body.transform(tw);
79     DEF(AST_For, function(self, tw) {  argument
80         if (self.init) self.init = self.init.transform(tw);
81         if (self.condition) self.condition = self.condition.transform(tw);
82         if (self.step) self.step = self.step.transform(tw);
83         self.body = self.body.transform(tw);
85     DEF(AST_ForEnumeration, function(self, tw) {  argument
86         self.init = self.init.transform(tw);
87         self.object = self.object.transform(tw);
88         self.body = self.body.transform(tw);
90     DEF(AST_With, function(self, tw) {  argument
91         self.expression = self.expression.transform(tw);
92         self.body = self.body.transform(tw);
94     DEF(AST_Exit, function(self, tw) {  argument
95         if (self.value) self.value = self.value.transform(tw);
97     DEF(AST_LoopControl, function(self, tw) {  argument
98         if (self.label) self.label = self.label.transform(tw);
100     DEF(AST_If, function(self, tw) {  argument
101         self.condition = self.condition.transform(tw);
102         self.body = self.body.transform(tw);
103         if (self.alternative) self.alternative = self.alternative.transform(tw);
105     DEF(AST_Switch, function(self, tw) {  argument
106         self.expression = self.expression.transform(tw);
107         self.body = do_list(self.body, tw);
109     DEF(AST_Case, function(self, tw) {  argument
110         self.expression = self.expression.transform(tw);
111         self.body = do_list(self.body, tw);
113     DEF(AST_Try, function(self, tw) {  argument
114         self.body = do_list(self.body, tw);
115         if (self.bcatch) self.bcatch = self.bcatch.transform(tw);
116         if (self.bfinally) self.bfinally = self.bfinally.transform(tw);
118     DEF(AST_Catch, function(self, tw) {  argument
119         if (self.argname) self.argname = self.argname.transform(tw);
120         self.body = do_list(self.body, tw);
122     DEF(AST_Definitions, function(self, tw) {  argument
123         self.definitions = do_list(self.definitions, tw);
125     DEF(AST_VarDef, function(self, tw) {  argument
126         self.name = self.name.transform(tw);
127         if (self.value) self.value = self.value.transform(tw);
129     DEF(AST_DefaultValue, function(self, tw) {  argument
130         self.name = self.name.transform(tw);
131         self.value = self.value.transform(tw);
133     DEF(AST_Lambda, function(self, tw) {  argument
134         if (self.name) self.name = self.name.transform(tw);
135         self.argnames = do_list(self.argnames, tw);
136         if (self.rest) self.rest = self.rest.transform(tw);
137         self.body = do_list(self.body, tw);
139     function transform_arrow(self, tw) {  argument
140         self.argnames = do_list(self.argnames, tw);
141         if (self.rest) self.rest = self.rest.transform(tw);
143             self.value = self.value.transform(tw);
145             self.body = do_list(self.body, tw);
150     DEF(AST_Class, function(self, tw) {  argument
151         if (self.name) self.name = self.name.transform(tw);
152         if (self.extends) self.extends = self.extends.transform(tw);
153         self.properties = do_list(self.properties, tw);
155     DEF(AST_ClassProperty, function(self, tw) {  argument
156         if (self.key instanceof AST_Node) self.key = self.key.transform(tw);
157         if (self.value) self.value = self.value.transform(tw);
159     DEF(AST_Call, function(self, tw) {  argument
160         self.expression = self.expression.transform(tw);
161         self.args = do_list(self.args, tw);
163     DEF(AST_Sequence, function(self, tw) {  argument
164         self.expressions = do_list(self.expressions, tw);
166     DEF(AST_Await, function(self, tw) {  argument
167         self.expression = self.expression.transform(tw);
169     DEF(AST_Yield, function(self, tw) {  argument
170         if (self.expression) self.expression = self.expression.transform(tw);
172     DEF(AST_Dot, function(self, tw) {  argument
173         self.expression = self.expression.transform(tw);
175     DEF(AST_Sub, function(self, tw) {  argument
176         self.expression = self.expression.transform(tw);
177         self.property = self.property.transform(tw);
179     DEF(AST_Spread, function(self, tw) {  argument
180         self.expression = self.expression.transform(tw);
182     DEF(AST_Unary, function(self, tw) {  argument
183         self.expression = self.expression.transform(tw);
185     DEF(AST_Binary, function(self, tw) {  argument
186         self.left = self.left.transform(tw);
187         self.right = self.right.transform(tw);
189     DEF(AST_Conditional, function(self, tw) {  argument
190         self.condition = self.condition.transform(tw);
191         self.consequent = self.consequent.transform(tw);
192         self.alternative = self.alternative.transform(tw);
194     DEF(AST_Array, function(self, tw) {  argument
195         self.elements = do_list(self.elements, tw);
197     DEF(AST_DestructuredArray, function(self, tw) {  argument
198         self.elements = do_list(self.elements, tw);
199         if (self.rest) self.rest = self.rest.transform(tw);
201     DEF(AST_DestructuredKeyVal, function(self, tw) {  argument
202         if (self.key instanceof AST_Node) self.key = self.key.transform(tw);
203         self.value = self.value.transform(tw);
205     DEF(AST_DestructuredObject, function(self, tw) {  argument
206         self.properties = do_list(self.properties, tw);
207         if (self.rest) self.rest = self.rest.transform(tw);
209     DEF(AST_Object, function(self, tw) {  argument
210         self.properties = do_list(self.properties, tw);
212     DEF(AST_ObjectProperty, function(self, tw) {  argument
213         if (self.key instanceof AST_Node) self.key = self.key.transform(tw);
214         self.value = self.value.transform(tw);
216     DEF(AST_ExportDeclaration, function(self, tw) {  argument
217         self.body = self.body.transform(tw);
219     DEF(AST_ExportDefault, function(self, tw) {  argument
220         self.body = self.body.transform(tw);
222     DEF(AST_ExportReferences, function(self, tw) {  argument
223         self.properties = do_list(self.properties, tw);
225     DEF(AST_Import, function(self, tw) {  argument
226         if (self.all) self.all = self.all.transform(tw);
227         if (self.default) self.default = self.default.transform(tw);
228         if (self.properties) self.properties = do_list(self.properties, tw);
230     DEF(AST_Template, function(self, tw) {  argument
231         if (self.tag) self.tag = self.tag.transform(tw);
232         self.expressions = do_list(self.expressions, tw);
235     node.DEFMETHOD("transform", function(tw, in_list) {  argument
237         tw.push(this);
238         if (tw.before) x = tw.before(this, descend, in_list);
241             descend(x, tw);
242             if (tw.after) {
243                 y = tw.after(x, in_list);
247         tw.pop();