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fix: parse value imports named type as values (#11296)

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* fix: parse value imports named type as values

* Address feedback

* Add plugin tests

* Add isContextual() check

* Remove importKind: value from extraneous nodes

* Ensure importKind is correct for more nodes

* Add additional test

* Address feedback

* Revert formatting

* Fix tests
This commit is contained in:
Kai Cataldo
2020-03-20 20:38:07 -04:00
committed by GitHub
parent 469e8ed591
commit 7ca814489a
19 changed files with 548 additions and 7 deletions
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25
packages/babel-parser/src/plugins/typescript/index.js
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@@ -1862,14 +1862,25 @@ export default (superClass: Class<Parser>): Class<Parser> =>
checkDuplicateExports() {}
parseImport(node: N.Node): N.AnyImport {
if (this.match(tt.name) && this.lookahead().type === tt.eq) {
return this.tsParseImportEqualsDeclaration(node);
}
if (this.match(tt.name) || this.match(tt.star) || this.match(tt.braceL)) {
const ahead = this.lookahead();
if (this.eatContextual("type")) {
node.importKind = "type";
} else {
node.importKind = "value";
if (this.match(tt.name) && ahead.type === tt.eq) {
return this.tsParseImportEqualsDeclaration(node);
}
if (
this.isContextual("type") &&
// import type, { a } from "b";
ahead.type !== tt.comma &&
// import type from "a";
!(ahead.type === tt.name && ahead.value === "from")
) {
node.importKind = "type";
this.next();
} else {
node.importKind = "value";
}
}
const importNode = super.parseImport(node);