Always use forward slash on import paths (#346)

.github/workflows/test.yml

@@ -163,3 +163,27 @@ jobs:
           shopt -s globstar
           tsc bindings/**/*.ts --noEmit --noUnusedLocals
           rm -rf bindings
+
+  test-windows:
+    name: Test ts-rs with --all-features on Windows
+    runs-on: windows-latest
+    if: github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name != github.event.pull_request.base.repo.full_name
+    steps:
+      - uses: actions/checkout@v4
+      - uses: rui314/setup-mold@v1
+      - uses: dtolnay/rust-toolchain@stable
+        with:
+          toolchain: stable
+      - uses: Swatinem/rust-cache@v2
+      - name: Test
+        working-directory: ts-rs
+        # Create empty tsconfig and cd into bindings to make tsc
+        # compile every ts file in the directory
+        run: |
+          cargo test --all-features
+          "{}" | Out-File bindings/tsconfig.json
+          cd bindings
+          npm i -g typescript
+          tsc --noEmit --noUnusedLocals --strict
+          cd ..
+          rm -r -fo bindings

.gitignore

@@ -1,5 +1,6 @@
 target/
 /.idea
 *.ts
+tsconfig.json
 
 /ts-rs/tests-out

ts-rs/src/export.rs

@@ -323,7 +323,7 @@ fn generate_imports<T: TS + ?Sized + 'static>(
 
         writeln!(
             out,
-            "import type {{ {} }} from {:?};",
+            r#"import type {{ {} }} from "{}";"#,
             &dep.ts_name, rel_path
         )?;
     }
@@ -334,11 +334,19 @@ fn generate_imports<T: TS + ?Sized + 'static>(
 /// Returns the required import path for importing `import` from the file `from`
 fn import_path(from: &Path, import: &Path) -> Result<String, ExportError> {
     let rel_path = diff_paths(import, from.parent().unwrap())?;
-    let path = match rel_path.components().next() {
-        Some(Component::Normal(_)) => format!("./{}", rel_path.to_string_lossy()),
+    let str_path = match rel_path.components().next() {
+        Some(Component::Normal(_)) => {
+            format!("./{}", rel_path.to_string_lossy())
+        }
         _ => rel_path.to_string_lossy().into(),
     };
 
+    let path = if cfg!(target_os = "windows") {
+        str_path.replace('\\', "/")
+    } else {
+        str_path
+    };
+
     let path_without_extension = path.trim_end_matches(".ts");
 
     Ok(if cfg!(feature = "import-esm") {