feat: add `tempDir` to path plugin (#7144)

Co-authored-by: Lucas Fernandes Nogueira <lucas@tauri.studio>

.changes/tempdir-api.md

@@ -0,0 +1,5 @@
+---
+'@tauri-apps/api': 'patch'
+---
+
+Add `tempDir` function to `path` module

.changes/tempdir-core.md

@@ -0,0 +1,5 @@
+---
+'tauri': 'patch'
+---
+
+Add `temp_dir` method to `PathResolver`

core/tauri/src/path/android.rs

@@ -112,4 +112,9 @@ impl<R: Runtime> PathResolver<R> {
       .call_resolve("getConfigDir")
       .map(|dir| dir.join("logs"))
   }
+
+  /// A temporary directory. Resolves to [`std::env::temp_dir`].
+  pub fn temp_dir(&self) -> Result<PathBuf> {
+    Ok(std::env::temp_dir())
+  }
 }

core/tauri/src/path/desktop.rs

@@ -254,4 +254,9 @@ impl<R: Runtime> PathResolver<R> {
 
     path
   }
+
+  /// A temporary directory. Resolves to [`std::env::temp_dir`].
+  pub fn temp_dir(&self) -> Result<PathBuf> {
+    Ok(std::env::temp_dir())
+  }
 }

core/tauri/src/path/mod.rs

@@ -2,10 +2,7 @@
 // SPDX-License-Identifier: Apache-2.0
 // SPDX-License-Identifier: MIT
 
-use std::{
-  env::temp_dir,
-  path::{Component, Display, Path, PathBuf},
-};
+use std::path::{Component, Display, Path, PathBuf};
 
 use crate::{
   plugin::{Builder, TauriPlugin},
@@ -26,9 +23,9 @@ mod android;
 mod desktop;
 
 #[cfg(target_os = "android")]
-pub(crate) use android::PathResolver;
+pub use android::PathResolver;
 #[cfg(not(target_os = "android"))]
-pub(crate) use desktop::PathResolver;
+pub use desktop::PathResolver;
 
 /// A wrapper for [`PathBuf`] that prevents path traversal.
 #[derive(Clone, Debug)]
@@ -100,8 +97,7 @@ pub enum BaseDirectory {
   Video,
   /// The Resource directory.
   Resource,
-  /// A temporary directory.
-  /// Resolves to [`temp_dir`].
+  /// A temporary directory. Resolves to [`std::env::temp_dir`].
   Temp,
   /// The default app config directory.
   /// Resolves to [`BaseDirectory::Config`]`/{bundle_identifier}`.
@@ -293,7 +289,7 @@ fn resolve_path<R: Runtime>(
     BaseDirectory::Public => resolver.public_dir(),
     BaseDirectory::Video => resolver.video_dir(),
     BaseDirectory::Resource => resolver.resource_dir(),
-    BaseDirectory::Temp => Ok(temp_dir()),
+    BaseDirectory::Temp => resolver.temp_dir(),
     BaseDirectory::AppConfig => resolver.app_config_dir(),
     BaseDirectory::AppData => resolver.app_data_dir(),
     BaseDirectory::AppLocalData => resolver.app_local_data_dir(),

tooling/api/src/path.ts

@@ -524,6 +524,22 @@ async function appLogDir(): Promise<string> {
   })
 }
 
+/**
+ * Returns a temporary directory.
+ * @example
+ * ```typescript
+ * import { tempDir } from '@tauri-apps/api/path';
+ * const temp = await tempDir();
+ * ```
+ *
+ * @since 2.0.0
+ */
+async function tempDir(path: string): Promise<string> {
+  return invoke('plugin:path|resolve_directory', {
+    directory: BaseDirectory.Temp
+  })
+}
+
 /**
  * Provides the platform-specific path segment separator:
  * - `\` on Windows
@@ -683,5 +699,6 @@ export {
   dirname,
   extname,
   basename,
-  isAbsolute
+  isAbsolute,
+  tempDir
 }