fix(es/typescript): Correctly handle deep import chains (swc-project#…

…9487)

**Related issue:**

- Closes swc-project#9486

.changeset/silver-taxis-do.md

@@ -0,0 +1,5 @@
+---
+swc_ecma_transforms_typescript: patch
+---
+
+fix(es/typescript): Correctly handle deep import chains

crates/swc_ecma_transforms_typescript/src/strip_import_export.rs

@@ -121,10 +121,10 @@ impl UsageCollect {
 
         let mut new_usage = AHashSet::default();
         for id in &self.id_usage {
-            let mut entry = self.import_chain.remove_entry(id);
-            while let Some((id, next)) = entry {
-                new_usage.insert(next);
-                entry = self.import_chain.remove_entry(&id);
+            let mut next = self.import_chain.remove(id);
+            while let Some(id) = next {
+                next = self.import_chain.remove(&id);
+                new_usage.insert(id);
             }
             if self.import_chain.is_empty() {
                 break;

crates/swc_ecma_transforms_typescript/tests/fixture/issue-9486/input.ts

@@ -0,0 +1,5 @@
+import { ns1 } from '../anotherFile';
+import ns2 = ns1.ns2;
+import Class = ns2.Class;
+
+const a = new Class(5);

crates/swc_ecma_transforms_typescript/tests/fixture/issue-9486/output.js

@@ -0,0 +1,4 @@
+import { ns1 } from '../anotherFile';
+const ns2 = ns1.ns2;
+const Class = ns2.Class;
+const a = new Class(5);