Add build.rs for glob all yaml files for cargo build cache.

Cargo.toml

@@ -1,5 +1,6 @@
 [package]
 authors = ["Jason Lee <[email protected]>"]
+build = "build.rs"
 categories = ["localization", "internationalization"]
 description = "Rust I18n is use Rust codegen for load YAML file storage translations on compile time, and give you a t! macro for simply get translation texts."
 edition = "2018"
@@ -9,11 +10,15 @@ license = "MIT"
 name = "rust-i18n"
 readme = "README.md"
 repository = "https://github.com/longbridgeapp/rust-i18n"
-version = "0.2.1-alpha.0"
+version = "0.2.1"
 
 [dependencies]
 lazy_static = "1.4.0"
 rust-i18n-support = {path = "./crates/support", version = "0.2"}
 
 [dev-dependencies]
 foo = {path = "examples/foo"}
+
+[build-dependencies]
+glob = "0.3"
+regex = "1"

build.rs

@@ -0,0 +1,27 @@
+// https://github.com/longbridgeapp/rust-i18n/blob/v0.1.6/crates/support/src/lib.rs#L9
+fn workdir(dest: &str) -> String {
+    let seperator = regex::Regex::new(r"(/target/(.+?)/build/)|(\\target\\(.+?)\\build\\)")
+        .expect("Invalid regex");
+    let parts = seperator.split(dest).collect::<Vec<_>>();
+
+    if parts.len() < 2 {
+        panic!("Parse workdir error, {} not correct.", dest);
+    }
+
+    parts[0].to_string()
+}
+
+fn find_all_yaml_for_cargo_cache() {
+    let dest = std::env::var("OUT_DIR").expect("OUT_DIR env not found");
+    let workdir = workdir(&dest);
+    let locale_path = format!("{}/**/locales/**/*.yml", workdir);
+
+    for entry in glob::glob(&locale_path).expect("Failed to read glob pattern") {
+        let entry = entry.unwrap();
+        println!("cargo:rerun-if-changed={}", entry.display());
+    }
+}
+
+fn main() {
+    find_all_yaml_for_cargo_cache();
+}

crates/support/Cargo.toml

@@ -5,7 +5,7 @@ license = "MIT"
 name = "rust-i18n-support"
 readme = "../../README.md"
 repository = "https://github.com/longbridgeapp/rust-i18n"
-version = "0.2.1"
+version = "0.2.2"
 
 [dependencies]
 glob = "0.3"

crates/support/src/lib.rs

@@ -75,15 +75,14 @@ fn load_locales(locales_path: &str) -> Translations {
     let path_pattern = format!("{}/**/*.yml", locales_path);
 
     if is_debug() {
-        println!("cargo:i18n-locale-path={}", &path_pattern);
+        println!("cargo:i18n-locale={}", &path_pattern);
     }
 
     for entry in glob(&path_pattern).expect("Failed to read glob pattern") {
         let entry = entry.unwrap();
         if is_debug() {
             println!("cargo:i18n-load={}", &entry.display());
         }
-        println!("cargo:rerun-if-changed={}", entry.display());
 
         let file = File::open(entry).expect("Failed to open the YAML file");
         let mut reader = std::io::BufReader::new(file);