export missing API for AST manipulation (#3707)

4 files changed, 22 insertions, 22 deletions

diff --git a/lib/ast.js b/lib/ast.js
index f2052350..99e2353e 100644
--- a/lib/ast.js
+++ b/lib/ast.js
@@ -351,7 +351,7 @@ var AST_Toplevel = DEFNODE("Toplevel", "globals", {
             filename: "wrap=" + JSON.stringify(name)
         }).transform(new TreeTransformer(function(node) {
             if (node instanceof AST_Directive && node.value == "$ORIG") {
-                return MAP.splice(body);
+                return List.splice(body);
             }
         }));
     },
@@ -370,7 +370,7 @@ var AST_Toplevel = DEFNODE("Toplevel", "globals", {
             filename: "enclose=" + JSON.stringify(args_values)
         }).transform(new TreeTransformer(function(node) {
             if (node instanceof AST_Directive && node.value == "$ORIG") {
-                return MAP.splice(body);
+                return List.splice(body);
             }
         }));
     }
diff --git a/lib/compress.js b/lib/compress.js
index b190ef9c..0fcd199e 100644
--- a/lib/compress.js
+++ b/lib/compress.js
@@ -1230,7 +1230,7 @@ merge(Compressor.prototype, {
                         var parent = multi_replacer.parent();
                         if (parent instanceof AST_Sequence && parent.tail_node() !== node) {
                             value_def.replaced++;
-                            return MAP.skip;
+                            return List.skip;
                         }
                         return get_rvalue(candidate);
                       case 1:
@@ -1863,7 +1863,7 @@ merge(Compressor.prototype, {
                         node.value = null;
                         return node;
                     }
-                    return in_list ? MAP.skip : null;
+                    return in_list ? List.skip : null;
                 }, patch_sequence));
             }
 
@@ -4017,7 +4017,7 @@ merge(Compressor.prototype, {
                         if (value) props.push(value);
                         switch (props.length) {
                           case 0:
-                            return MAP.skip;
+                            return List.skip;
                           case 1:
                             return maintain_this_binding(compressor, parent, node, props[0].transform(tt));
                           default:
@@ -4159,11 +4159,11 @@ merge(Compressor.prototype, {
                 }
                 switch (body.length) {
                   case 0:
-                    return in_list ? MAP.skip : make_node(AST_EmptyStatement, node);
+                    return in_list ? List.skip : make_node(AST_EmptyStatement, node);
                   case 1:
                     return body[0];
                   default:
-                    return in_list ? MAP.splice(body) : make_node(AST_BlockStatement, node, {
+                    return in_list ? List.splice(body) : make_node(AST_BlockStatement, node, {
                         body: body
                     });
                 }
@@ -4177,7 +4177,7 @@ merge(Compressor.prototype, {
                     var block = node.body;
                     node.body = block.body.pop();
                     block.body.push(node);
-                    return in_list ? MAP.splice(block.body) : block;
+                    return in_list ? List.splice(block.body) : block;
                 }
                 return node;
             }
@@ -4214,7 +4214,7 @@ merge(Compressor.prototype, {
                 } else if (is_empty(node.init)) {
                     node.init = null;
                 }
-                return !block ? node : in_list ? MAP.splice(block.body) : block;
+                return !block ? node : in_list ? List.splice(block.body) : block;
             } else if (node instanceof AST_ForIn) {
                 if (!drop_vars || !compressor.option("loops")) return;
                 if (!(node.init instanceof AST_Definitions)) return;
@@ -4229,7 +4229,7 @@ merge(Compressor.prototype, {
                         body: value
                     });
                 }
-                return in_list ? MAP.skip : make_node(AST_EmptyStatement, node);
+                return in_list ? List.skip : make_node(AST_EmptyStatement, node);
             } else if (node instanceof AST_Sequence) {
                 if (node.expressions.length == 1) return node.expressions[0];
             }
@@ -4610,7 +4610,7 @@ merge(Compressor.prototype, {
                     }));
                 });
                 defs_by_id[node.name.definition().id] = defs;
-                return MAP.splice(var_defs);
+                return List.splice(var_defs);
             }
 
             function make_sym(sym, key) {
diff --git a/lib/transform.js b/lib/transform.js
index 5897aa77..e97cb741 100644
--- a/lib/transform.js
+++ b/lib/transform.js
@@ -52,7 +52,7 @@ TreeTransformer.prototype = new TreeWalker;
 
 (function(DEF) {
     function do_list(list, tw) {
-        return MAP(list, function(node) {
+        return List(list, function(node) {
             return node.transform(tw, true);
         });
     }
diff --git a/lib/utils.js b/lib/utils.js
index 6ac68bbd..da82a140 100644
--- a/lib/utils.js
+++ b/lib/utils.js
@@ -113,8 +113,8 @@ function return_true() { return true; }
 function return_this() { return this; }
 function return_null() { return null; }
 
-var MAP = (function() {
-    function MAP(a, f, backwards) {
+var List = (function() {
+    function List(a, f, backwards) {
         var ret = [], top = [], i;
         function doit() {
             var val = f(a[i], i);
@@ -149,14 +149,14 @@ var MAP = (function() {
         }
         return top.concat(ret);
     }
-    MAP.at_top = function(val) { return new AtTop(val) };
-    MAP.splice = function(val) { return new Splice(val) };
-    MAP.last = function(val) { return new Last(val) };
-    var skip = MAP.skip = {};
-    function AtTop(val) { this.v = val }
-    function Splice(val) { this.v = val }
-    function Last(val) { this.v = val }
-    return MAP;
+    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) {