839                     node.elements.forEach(function(node, index) {  argument
2684 …              if (value instanceof AST_Array) return !all(node.elements, function(element, index) {  argument
2883                     expr.expressions.forEach(function(node, index) {  argument
3459                 if (!all(def.references, function(ref, index) {  argument
5498                 if (!all(fn.argnames, function(sym, index) {  argument
6784                         index: index++,  property
6793                 index: index++,  property
7973                     node.elements.forEach(function(element, index) {  argument
8058                         values = value.properties.map(function(prop, index) {  argument
8094                     }).forEach(function(key, index) {  argument
8139                         value.properties = List(values, function(prop, index) {  argument
9808         function pop_expr(stats, body, index) {  argument
10671         var can_drop = is_func && all(fn.argnames, function(argname, index) {  argument
10812                         node.elements.forEach(function(node, index) {  argument
10848                 fn.argnames.forEach(function(argname, index) {  argument
11316             self.expressions.forEach(function(expr, index) {  argument