🔑 Added a crypto module that supports md5 and sha1 (for aoc)

ndc_bin/Cargo.toml

@@ -20,4 +20,3 @@ rustyline.workspace = true
 tap.workspace = true
 termimad = "0.31.2"
 
-

ndc_lib/Cargo.toml

@@ -25,7 +25,11 @@ serde_json.workspace = true
 tap.workspace = true
 thiserror.workspace = true
 
+# Crypto
+md5 = { version = "0.7.0", optional = true }
+sha1 = { version = "0.10.6", optional = true }
 
 [features]
-default = ["ahash"]
+default = ["ahash", "crypto"]
 ahash = ["dep:ahash"]
+crypto = ["dep:md5", "dep:sha1"]

ndc_lib/src/stdlib.rs

@@ -15,9 +15,14 @@ pub mod serde;
 pub mod string;
 pub mod value;
 
+#[cfg(feature = "crypto")]
+pub mod crypto;
+
 pub fn register(env: &mut Environment) {
     aoc::register(env);
     cmp::register(env);
+    #[cfg(feature = "crypto")]
+    crypto::register(env);
     deque::register(env);
     file::register(env);
     file::register_variadic(env);

ndc_lib/src/stdlib/crypto.rs

@@ -0,0 +1,20 @@
+use ndc_macros::export_module;
+
+#[export_module]
+mod internal {
+    use sha1::Digest;
+
+    /// Computes the md5 hash of an input string and returns it as an hex encoded string
+    pub fn md5(val: &str) -> String {
+        let digest = md5::compute(val);
+        format!("{:x}", digest)
+    }
+
+    /// Computes the sha1 hash of an input string and returns it as an hex encoded string
+    pub fn sha1(val: &str) -> String {
+        let mut hasher = sha1::Sha1::new();
+        hasher.update(val);
+        let digest = hasher.finalize();
+        format!("{:x}", digest)
+    }
+}