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add support for member expression super classes - closes #22

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This commit is contained in:
Sebastian McKenzie
2014-10-09 14:03:19 +11:00
parent 7ee8f8ff3d
commit 0664ccff98
3 changed files with 49 additions and 2 deletions
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17
lib/6to5/transformers/classes.js
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@@ -13,10 +13,23 @@ exports.ClassExpression = function (node) {
return buildClass(node);
};
var getMemberExpressionObject = function (node) {
while (node.type === "MemberExpression") {
node = node.object;
}
return node;
};
var buildClass = function (node) {
var superName = node.superClass;
var className = node.id;
var superClassReference = node.superClass;
if (superName && superName.type === "MemberExpression") {
superClassReference = getMemberExpressionObject(superName);
}
var container = util.template("class", {
CLASS_NAME: className
});
@@ -32,8 +45,8 @@ var buildClass = function (node) {
CLASS_NAME: className
}, true));
container.arguments.push(superName);
container.callee.params.push(superName);
container.arguments.push(superClassReference);
container.callee.params.push(superClassReference);
}
buildClassBody(body, className, superName, node);