Allow to access leptos_fluent! parameter values at runtime (#170)

Author: mondeja

.gitattributes

@@ -2,10 +2,10 @@
 Cargo.lock -diff
 
 # READMEs are autogenerated other files
-/README.md -diff
-/leptos-fluent-macros/README.md -diff
-/leptos-fluent/README.md -diff
-book/mdbook-admonish.css -diff
+/README.md -diff linguist-generated
+/leptos-fluent-macros/README.md -diff linguist-generated
+/leptos-fluent/README.md -diff linguist-generated
+/book/mdbook-admonish.css -diff linguist-generated
 
 # Don't export/archive these files
 .github            export-ignore

CHANGELOG.md

@@ -1,5 +1,14 @@
 # CHANGELOG
 
+## Unreleased - [0.1.6]
+
+### New features
+
+- Add `provide_meta_context` parameter to `leptos_fluent!` to provide meta
+  information about the macro caller arguments. Use, for example,
+  `leptos_fluent::i18n().meta().unwrap().cookie_name` to get the value
+  `cookie_name` used as parameter for the macro.
+
 ## 2024-06-26 - [0.1.5]
 
 ### New features
@@ -310,6 +319,7 @@ version to `0.1` during installation.
 
 - Added all ISO-639-1 and ISO-639-2 languages.
 
+[0.1.6]: https://github.com/mondeja/leptos-fluent/compare/v0.1.5...master
 [0.1.5]: https://github.com/mondeja/leptos-fluent/compare/v0.1.4...v0.1.5
 [0.1.4]: https://github.com/mondeja/leptos-fluent/compare/v0.1.3...v0.1.4
 [0.1.3]: https://github.com/mondeja/leptos-fluent/compare/v0.1.2...v0.1.3

Cargo.lock

@@ -21,7 +21,7 @@ fn main() {
     // Connect to "activate" signal of `app`
     app.connect_activate(build_ui);
 
-    leptos_fluent! {{
+    let i18n = leptos_fluent! {{
         translations: [TRANSLATIONS],
         locales: "./locales",
         check_translations: "./src/**/*.rs",
@@ -30,8 +30,14 @@ fn main() {
         initial_language_from_system_to_data_file: true,
         set_language_to_data_file: true,
         data_file_key: "leptos-fluent-gtk-example",
+        provide_meta_context: true,
     }};
 
+    #[allow(clippy::print_stdout)]
+    {
+        println!("Macro parameters: {:?}", i18n.meta().unwrap());
+    }
+
     // Run the application
     app.run();
 }

examples/system-gtk/src/main.rs

@@ -2,7 +2,7 @@
 name = "leptos-fluent-macros"
 description = "Macros for leptos-fluent"
 edition.workspace = true
-version = "0.1.5"
+version = "0.1.6"
 license = "MIT"
 documentation.workspace = true
 repository.workspace = true

leptos-fluent-macros/Cargo.toml

@@ -39,13 +39,13 @@ pub(crate) fn build_files_tracker_quote(
         }
         if let Some(languages_file_path) = &languages_path {
             files_tracker_str.push_str(&format!(
-                "let languages = include_bytes!(\"{}\");",
+                "let l = include_bytes!(\"{}\");",
                 &escape_string(languages_file_path)
             ));
         }
         if let Some(core_locales_file_path) = &core_locales_path {
             files_tracker_str.push_str(&format!(
-                "let core_locales = include_bytes!(\"{}\");",
+                "let c = include_bytes!(\"{}\");",
                 &escape_string(core_locales_file_path)
             ));
         }