bug: Fix issue with absolute paths

.github/workflows/test.yml

@@ -126,6 +126,25 @@ jobs:
           tsc output/**/*.ts --noEmit --noUnusedLocals --strict
           rm -rf output
 
+  test-absolute-export-env:
+    name: Test ts-rs with absolute TS_RS_EXPORT_DIR
+    runs-on: ubuntu-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
+        run: |
+          TS_RS_EXPORT_DIR=$(pwd)/output cargo test --no-default-features
+          shopt -s globstar
+          tsc output/**/*.ts --noEmit --noUnusedLocals --strict
+          rm -rf output
+
   test-no-features:
     name: Test ts-rs with --no-default-features
     runs-on: ubuntu-latest

ts-rs/src/export/path.rs

@@ -4,13 +4,7 @@ use super::ExportError as E;
 
 const ERROR_MESSAGE: &str = r#"The path provided with `#[ts(export_to = "..")]` is not valid"#;
 pub fn absolute<T: AsRef<Path>>(path: T) -> Result<PathBuf, E> {
-    let path = path.as_ref();
-
-    if path.is_absolute() {
-        return Ok(path.to_owned());
-    }
-
-    let path = std::env::current_dir()?.join(path);
+    let path = std::env::current_dir()?.join(path.as_ref());
 
     let mut out = Vec::new();
     for comp in path.components() {

ts-rs/tests/integration/issue_317.rs

@@ -8,7 +8,7 @@ struct VariantId(u32);
 #[ts(export_to = "issue_317/")]
 struct VariantOverview {
     id: u32,
-    name: String
+    name: String,
 }
 
 #[derive(TS)]

ts-rs/tests/integration/main.rs

@@ -23,6 +23,7 @@ mod infer_as;
 mod issue_168;
 mod issue_232;
 mod issue_308;
+mod issue_317;
 mod issue_70;
 mod issue_80;
 mod leading_colon;
@@ -59,4 +60,3 @@ mod union_with_data;
 mod union_with_internal_tag;
 mod unit;
 mod r#unsized;
-mod issue_317;