add nostd example

Cargo.toml

@@ -24,3 +24,7 @@ path = "example/repl.rs"
 [[bin]]
 name = "run"
 path = "example/run.rs"
+
+[[bin]]
+name = "no_std"
+path = "example/no_std.rs"

example/no_std.rs

@@ -0,0 +1,22 @@
+#![no_std]
+
+use alloc::string::ToString;
+use microlang::Context;
+
+extern crate alloc;
+
+pub fn main() {
+	// Context instantiation.
+	let mut context = Context::empty();
+
+	// Script to evaluate.
+	let lines = include_str!("./data/hello_world.mc");
+
+	// Script evaluation.
+	match context.eval(lines.to_string()) {
+		// May return errors raised during parsing or actual evaluation.
+		Err(err) => panic!("Failed : {err:?}"),
+		// Success returns the parsed AST alongside the value resulting from the evaluation.
+		Ok((_, value)) => assert_eq!(value.serialize(), "hello world".to_string()),
+	}
+}