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special case single super method call with spread, fixes #227

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This commit is contained in:
Sebastian McKenzie
2015-01-13 01:09:10 +11:00
parent 123186003c
commit 831b420df3
2 changed files with 23 additions and 15 deletions
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16
lib/6to5/transformation/transformers/es6-classes.js
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@@ -289,10 +289,18 @@ Class.prototype.replaceInstanceSuperReferences = function (methodNode) {
var superProperty = self.superProperty(property, methodNode.static, computed, thisReference);
if (args) {
return t.callExpression(
t.memberExpression(superProperty, t.identifier("call"), false),
[thisReference].concat(args)
);
if (args.length === 1 && t.isSpreadElement(args[0])) {
// super(...arguments);
return t.callExpression(
t.memberExpression(superProperty, t.identifier("apply"), false),
[thisReference, args[0].argument]
);
} else {
return t.callExpression(
t.memberExpression(superProperty, t.identifier("call"), false),
[thisReference].concat(args)
);
}
} else {
return superProperty;
}