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fix and add missing module specifier reference detection - fixes #1520

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This commit is contained in:
Sebastian McKenzie 2015-05-13 19:23:47 +01:00
parent ab54bfa50e
commit 51341ca6c3
1 changed files with 17 additions and 2 deletions
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19
src/babel/types/validators.js
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@ -49,12 +49,27 @@ export function isReferenced(node: Object, parent: Object): boolean {
return parent.id !== node;
// no: export { foo as NODE };
// yes: export { NODE as foo };
// no: export { NODE as foo } from "foo";
case "ExportSpecifier":
return parent.exported !== node;
if (parent.source) {
return false;
} else {
return parent.local === node;
}
// no: import NODE from "foo";
case "ImportDefaultSpecifier":
return false;
// no: import * as NODE from "foo";
case "ImportNamespaceSpecifier":
return false;
// no: import { NODE as foo } from "foo";
// no: import { foo as NODE } from "foo";
case "ImportSpecifier":
return parent.imported !== node;
return false;
// no: class NODE {}
case "ClassDeclaration":