[ts] Add support for template interpolations in types (#12131)

Co-authored-by: Brian Ng <bng412@gmail.com>
2020-10-14 20:15:42 +02:00
parent 9f40d6fcd0
commit 3fd963fdc8
10 changed files with 106 additions and 19 deletions
--- a/packages/babel-types/src/definitions/core.js
+++ b/packages/babel-types/src/definitions/core.js
@@ -1841,7 +1841,13 @@ defineType("TemplateLiteral", {
    expressions: {
      validate: chain(
        assertValueType("array"),
-        assertEach(assertNodeType("Expression")),
+        assertEach(
+          assertNodeType(
+            "Expression",
+            // For TypeScript template literal types
+            "TSType",
+          ),
+        ),
        function (node, key, val) {
          if (node.quasis.length !== val.length + 1) {
            throw new TypeError(