chore(cargo): convert project to lib

now the project is called libmatrix

Cargo.toml

@@ -2,5 +2,7 @@
 name = "matrix-rs"
 version = "0.1.0"
 edition = "2021"
-
+[lib]
+name = "matrix"
+path = "src/lib.rs"
 [dependencies]

src/lib.rs

@@ -0,0 +1,8 @@
+mod types;
+
+#[cfg(test)]
+mod tests;
+
+pub fn test() {
+    println!("Testing code here");
+}

src/main.rs

@@ -1,25 +0,0 @@
-use std::{error::Error, io::stdin, str::FromStr};
-
-#[cfg(test)]
-mod tests;
-
-use types::{matrix::Matrix, matrix_err::ParseMatrixError};
-
-mod types;
-fn handle_input() -> Result<Matrix, ParseMatrixError> {
-    let input = stdin();
-    let mut construct_string = String::from("");
-    loop {
-        let mut s = "".to_string();
-        let _ = input.read_line(&mut s);
-        if s == "exit\n" {
-            break;
-        }
-        construct_string += &s;
-    }
-    Matrix::from_str(construct_string.trim_end())
-}
-fn main() -> Result<(), Box<dyn Error>> {
-    let m = handle_input()?;
-    Ok(println!("The matrix is:\n{}", m))
-}

src/tests/matrix_test.rs

@@ -1,4 +1,4 @@
-use std::{error::Error, str::FromStr};
+use std::str::FromStr;
 
 use crate::types::{matrix::Matrix, matrix_err::ParseMatrixError};