feat: v0.1.7 add SKIP_CACHE env

Cargo.lock

@@ -128,7 +128,7 @@ dependencies = [
 
 [[package]]
 name = "runrs"
-version = "0.1.6"
+version = "0.1.7"
 dependencies = [
  "rust_util",
  "sha256",

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "runrs"
-version = "0.1.6"
+version = "0.1.7"
 edition = "2018"
 license = "MIT/Apache-2.0"
 description = "Run Rust Scripts"

src/main.rs

@@ -34,9 +34,11 @@ fn main() {
     let cache_script_bin_name = format!("{}/Library/Caches/rust-script/binaries/release/{}",
                                         home,
                                         script_sha256);
+
+    let skip_cache = is_env_on("SKIP_CACHE");
     let cache_script_bin_name_exists = fs::metadata(&cache_script_bin_name).is_ok();
     debugging!("Bin name: {} {}exists", cache_script_bin_name, iff!(cache_script_bin_name_exists, "", "not "));
-    let mut run_script_cmd = if cache_script_bin_name_exists {
+    let mut run_script_cmd = if !skip_cache && cache_script_bin_name_exists {
         Command::new(&cache_script_bin_name)
     } else {
         let mut cmd = Command::new(rust_script);
@@ -93,13 +95,21 @@ fn get_run_script_bin_name(home: &str) -> PathBuf {
         debugging!("Run command: {:?}", cargo_install_rust_script);
         match util_cmd::run_command_and_wait(&mut cargo_install_rust_script) {
             Err(e) => failure_and_exit!("Install rust-script failed: {}", e),
-            Ok(exist_status) if !exist_status.success() => failure!("Install rust-script not success: {}", exist_status),
-            Ok(_) => (),
+            Ok(exist_status) => if !exist_status.success() {
+                failure!("Install rust-script not success: {}", exist_status);
+            },
         }
     }
     rust_script
 }
 
+fn is_env_on(env: &str) -> bool {
+    env::var(env).map(|v| {
+        let v = v.to_string();
+        v == "true" || v == "on" || v == "yes" || v == "1"
+    }).unwrap_or_else(|_| false)
+}
+
 fn get_user_home() -> String {
     env::var("HOME").unwrap_or_else(|_|
         failure_and_exit!("$HOME not found!")