}
if (node.rest) {
node.rest = node.rest.transform(trimmer);
- if (node.rest instanceof AST_DestructuredArray && node.rest.elements.length == 0
- || node.rest instanceof AST_DestructuredObject && node.rest.properties.length == 0) {
+ if (!(node.uses_arguments && !tt.has_directive("use strict"))
+ && (node.rest instanceof AST_DestructuredArray && node.rest.elements.length == 0
+ || node.rest instanceof AST_DestructuredObject && node.rest.properties.length == 0)) {
node.rest = null;
}
}
argname = null;
} else if (compressor.has_directive("use strict")
|| fn.name
+ || fn.rest
|| !(fn_parent instanceof AST_Call && index < fn_parent.args.length)
|| !all(fn.argnames, function(argname) {
return argname instanceof AST_SymbolFunarg;
expect_stdout: "PASS"
node_version: ">=6"
}
+
+issue_4525_1: {
+ options = {
+ arguments: true,
+ }
+ input: {
+ console.log(function(a, ...[]) {
+ a = "FAIL";
+ return arguments[0];
+ }("PASS"));
+ }
+ expect: {
+ console.log(function(a, ...[]) {
+ a = "FAIL";
+ return arguments[0];
+ }("PASS"));
+ }
+ expect_stdout: "PASS"
+ node_version: ">=6"
+}
+
+issue_4525_2: {
+ options = {
+ unused: true,
+ }
+ input: {
+ console.log(function(a, ...[]) {
+ a = "FAIL";
+ return arguments[0];
+ }("PASS"));
+ }
+ expect: {
+ console.log(function(a, ...[]) {
+ a = "FAIL";
+ return arguments[0];
+ }("PASS"));
+ }
+ expect_stdout: "PASS"
+ node_version: ">=6"
+}