[Bug] Geolocation specta build error on fresh project

[birdlavv]

Installing the geolocation plugin causes a build error:

use of undeclared crate or module `specta_util`

This error looks related to this fix: tauri-apps/tauri#11871

Steps to reproduce:

1. Create fresh Tauri project
2. run tauri ios init
3. Install Geolocation according to documentation: https://github.com/tauri-apps/plugins-workspace/tree/v2/plugins/geolocation
4. run tauri ios dev

tauri "info"

[✔] Environment
- OS: Mac OS 15.2.0 arm64 (X64)
✔ Xcode Command Line Tools: installed
✔ rustc: 1.83.0 (90b35a623 2024-11-26)
✔ cargo: 1.83.0 (5ffbef321 2024-10-29)
✔ rustup: 1.27.1 (54dd3d00f 2024-04-24)
✔ Rust toolchain: stable-aarch64-apple-darwin (default)
- node: 22.13.0
- pnpm: 10.0.0
- npm: 10.9.2

[-] Packages
- tauri 🦀: 2.2.0
- tauri-build 🦀: 2.0.4
- wry 🦀: 0.48.0
- tao 🦀: 0.31.1
- @tauri-apps/api : 2.2.0
- @tauri-apps/cli : 2.2.2

[-] Plugins
- tauri-plugin-geolocation 🦀: 2.2.0
- @tauri-apps/plugin-geolocation : 2.2.0

[-] App
- build-type: bundle
- CSP: unset
- frontendDist: ../dist
- devUrl: http://localhost:1420/
- bundler: Vite

[-] iOS
- Developer Teams: [...]

[FabianLars]

Can you post the full error message please?

[birdlavv]

Here's the full error:

 Updating git repository `https://github.com/tauri-apps/plugins-workspace`
    Updating crates.io index
     Locking 6 packages to latest compatible versions
      Adding Inflector v0.11.4
      Adding paste v1.0.15
      Adding specta v2.0.0-rc.20
      Adding specta-macros v2.0.0-rc.17
      Adding specta-util v0.0.7
      Adding tauri-plugin-geolocation v2.2.0 (https://github.com/tauri-apps/plugins-workspace?rev=c6169ce2d34eff934390c7d01b75f994ddef8c26#c6169ce2)
   Compiling tauri-plugin-geolocation v2.2.0 (https://github.com/tauri-apps/plugins-workspace?rev=c6169ce2d34eff934390c7d01b75f994ddef8c26#c6169ce2)
   Compiling plug v0.1.0 (/Users/user/Projects/plug/src-tauri)
error[E0433]: failed to resolve: use of undeclared crate or module `specta_util`
  --> /Users/user/.cargo/git/checkouts/plugins-workspace-fd0259fcb18f51ad/c6169ce/plugins/geolocation/src/models.rs:86:48
   |
86 | #[derive(Debug, Clone, Serialize, Deserialize, Type)]
   |                                                ^^^^ use of undeclared crate or module `specta_util`
   |
   = note: this error originates in the derive macro `Type` (in Nightly builds, run with -Z macro-backtrace for more info)

error[E0433]: failed to resolve: use of undeclared crate or module `specta_util`
  --> /Users/user/.cargo/git/checkouts/plugins-workspace-fd0259fcb18f51ad/c6169ce/plugins/geolocation/src/models.rs:76:57
   |
76 | #[derive(Debug, Clone, Default, Serialize, Deserialize, Type)]
   |                                                         ^^^^ use of undeclared crate or module `specta_util`
   |
   = note: this error originates in the derive macro `Type` (in Nightly builds, run with -Z macro-backtrace for more info)

error[E0433]: failed to resolve: use of undeclared crate or module `specta_util`
  --> /Users/user/.cargo/git/checkouts/plugins-workspace-fd0259fcb18f51ad/c6169ce/plugins/geolocation/src/models.rs:56:57
   |
56 | #[derive(Debug, Clone, Default, Serialize, Deserialize, Type)]
   |                                                         ^^^^ use of undeclared crate or module `specta_util`
   |
   = note: this error originates in the derive macro `Type` (in Nightly builds, run with -Z macro-backtrace for more info)

error[E0433]: failed to resolve: use of undeclared crate or module `specta_util`
  --> /Users/user/.cargo/git/checkouts/plugins-workspace-fd0259fcb18f51ad/c6169ce/plugins/geolocation/src/models.rs:49:48
   |
49 | #[derive(Debug, Clone, Serialize, Deserialize, Type)]
   |                                                ^^^^ use of undeclared crate or module `specta_util`
   |
   = note: this error originates in the derive macro `Type` (in Nightly builds, run with -Z macro-backtrace for more info)

error[E0433]: failed to resolve: use of undeclared crate or module `specta_util`
  --> /Users/user/.cargo/git/checkouts/plugins-workspace-fd0259fcb18f51ad/c6169ce/plugins/geolocation/src/models.rs:28:57
   |
28 | #[derive(Debug, Clone, Default, Serialize, Deserialize, Type)]
   |                                                         ^^^^ use of undeclared crate or module `specta_util`
   |
   = note: this error originates in the derive macro `Type` (in Nightly builds, run with -Z macro-backtrace for more info)

error[E0433]: failed to resolve: use of undeclared crate or module `specta_util`
 --> /Users/user/.cargo/git/checkouts/plugins-workspace-fd0259fcb18f51ad/c6169ce/plugins/geolocation/src/models.rs:9:57
  |
9 | #[derive(Debug, Clone, Default, Serialize, Deserialize, Type)]
  |                                                         ^^^^ use of undeclared crate or module `specta_util`
  |
  = note: this error originates in the derive macro `Type` (in Nightly builds, run with -Z macro-backtrace for more info)

error[E0433]: failed to resolve: use of undeclared crate or module `specta_util`
  --> /Users/user/.cargo/git/checkouts/plugins-workspace-fd0259fcb18f51ad/c6169ce/plugins/geolocation/src/error.rs:12:35
   |
12 | #[derive(Debug, thiserror::Error, Type)]
   |                                   ^^^^ use of undeclared crate or module `specta_util`
   |
   = note: this error originates in the derive macro `Type` (in Nightly builds, run with -Z macro-backtrace for more info)

For more information about this error, try `rustc --explain E0433`.
error: could not compile `tauri-plugin-geolocation` (lib) due to 7 previous errors
Failed to run `cargo build`: command ["cargo", "build", "--package", "plug", "--manifest-path", "/Users/user/Projects/plug/src-tauri/Cargo.toml", "--target", "aarch64-apple-ios-sim", "--features", "tauri/rustls-tls", "--lib", "--no-default-features"] exited with code 101
    Error Failed to run `cargo build`: command ["cargo", "build", "--package", "plug", "--manifest-path", "/Users/user/Projects/plug/src-tauri/Cargo.toml", "--target", "aarch64-apple-ios-sim", "--features", "tauri/rustls-tls", "--lib", "--no-default-features"] exited with code 101
 ELIFECYCLE  Command failed with exit code 1.
Command PhaseScriptExecution failed with a nonzero exit code

** BUILD FAILED **


The following build commands failed:
        PhaseScriptExecution Build\ Rust\ Code /Users/user/Library/Developer/Xcode/DerivedData/plug-dvpbkhwgdylergerjonumxbwtiad/Build/Intermediates.noindex/plug.build/debug-iphonesimulator/plug_iOS.build/Script-7410B68769DB8337BA96C7E1.sh (in target 'plug_iOS' from project 'plug')
        Building workspace plug with scheme plug_iOS and configuration debug
(2 failures)
command ["xcodebuild"] exited with code 65
    Error command ["xcodebuild"] exited with code 65
 ELIFECYCLE  Command failed with exit code 1.

[FabianLars]

thanks. a bit weird that i don't see this myself but the error itself makes sense and you were right about the linked pr.