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Diffstat (limited to 'signaling-server/node_modules/socket.io/node_modules/socket.io-client/node_modules/uglify-js/lib/squeeze-more.js')
-rw-r--r--signaling-server/node_modules/socket.io/node_modules/socket.io-client/node_modules/uglify-js/lib/squeeze-more.js69
1 files changed, 69 insertions, 0 deletions
diff --git a/signaling-server/node_modules/socket.io/node_modules/socket.io-client/node_modules/uglify-js/lib/squeeze-more.js b/signaling-server/node_modules/socket.io/node_modules/socket.io-client/node_modules/uglify-js/lib/squeeze-more.js
new file mode 100644
index 0000000..fbf3733
--- /dev/null
+++ b/signaling-server/node_modules/socket.io/node_modules/socket.io-client/node_modules/uglify-js/lib/squeeze-more.js
@@ -0,0 +1,69 @@
+var jsp = require("./parse-js"),
+ pro = require("./process"),
+ slice = jsp.slice,
+ member = jsp.member,
+ curry = jsp.curry,
+ MAP = pro.MAP,
+ PRECEDENCE = jsp.PRECEDENCE,
+ OPERATORS = jsp.OPERATORS;
+
+function ast_squeeze_more(ast) {
+ var w = pro.ast_walker(), walk = w.walk, scope;
+ function with_scope(s, cont) {
+ var save = scope, ret;
+ scope = s;
+ ret = cont();
+ scope = save;
+ return ret;
+ };
+ function _lambda(name, args, body) {
+ return [ this[0], name, args, with_scope(body.scope, curry(MAP, body, walk)) ];
+ };
+ return w.with_walkers({
+ "toplevel": function(body) {
+ return [ this[0], with_scope(this.scope, curry(MAP, body, walk)) ];
+ },
+ "function": _lambda,
+ "defun": _lambda,
+ "new": function(ctor, args) {
+ if (ctor[0] == "name") {
+ if (ctor[1] == "Array" && !scope.has("Array")) {
+ if (args.length != 1) {
+ return [ "array", args ];
+ } else {
+ return walk([ "call", [ "name", "Array" ], args ]);
+ }
+ } else if (ctor[1] == "Object" && !scope.has("Object")) {
+ if (!args.length) {
+ return [ "object", [] ];
+ } else {
+ return walk([ "call", [ "name", "Object" ], args ]);
+ }
+ } else if ((ctor[1] == "RegExp" || ctor[1] == "Function" || ctor[1] == "Error") && !scope.has(ctor[1])) {
+ return walk([ "call", [ "name", ctor[1] ], args]);
+ }
+ }
+ },
+ "call": function(expr, args) {
+ if (expr[0] == "dot" && expr[2] == "toString" && args.length == 0) {
+ // foo.toString() ==> foo+""
+ return [ "binary", "+", expr[1], [ "string", "" ]];
+ }
+ if (expr[0] == "name") {
+ if (expr[1] == "Array" && args.length != 1 && !scope.has("Array")) {
+ return [ "array", args ];
+ }
+ if (expr[1] == "Object" && !args.length && !scope.has("Object")) {
+ return [ "object", [] ];
+ }
+ if (expr[1] == "String" && !scope.has("String")) {
+ return [ "binary", "+", args[0], [ "string", "" ]];
+ }
+ }
+ }
+ }, function() {
+ return walk(pro.ast_add_scope(ast));
+ });
+};
+
+exports.ast_squeeze_more = ast_squeeze_more;