conditional compile for executable

Cargo.toml

@@ -11,6 +11,10 @@ license = "Apache-2.0"
 keywords = ["hash", "console", "cli", "stream"]
 categories = ["command-line-utilities", "development-tools"]
 
+[features]
+default = ["nobin"]
+nobin = []
+
 [lints.rust]
 unsafe_code = "forbid"
 

src/hashes.rs

@@ -9,8 +9,6 @@ mod sha1;
 mod sha256;
 mod sha3_256;
 
-use crate::Args;
-
 use std::sync::Arc;
 
 type BITS512 = [u8; 64];

src/lib.rs

@@ -1,5 +1,2 @@
-mod args;
-pub use args::Args;
-
 mod hashes;
 mod hex_table;

src/main.rs

@@ -1,9 +1,10 @@
-use clap::Parser;
-use hashstream::Args;
+#![cfg(not(feature = "nobin"))]
+
+mod args;
+use args::Args;
+
+use clap::Parser;
 
-pub struct Hashes {
-    hashes: Args,
-}
 fn main() {
     let args = Args::parse();
     println!("Hello, world!");