Partially update the rust README

And update ruby example URL for better looking example

1 files changed, 29 insertions, 3 deletions

diff --git a/CLI/rust/README.md b/CLI/rust/README.md
index d6e5de0..471ea5d 100644
--- a/CLI/rust/README.md
+++ b/CLI/rust/README.md
@@ -6,7 +6,32 @@ The implementation of the [Conway's Game of Life](https://en.wikipedia.org/wiki/
 TBD
 
 ## Usage
-TBD
+
+```bash
+$game-of-life -i https://example.com --live-cell +
+$game-of-life -i /path/to/file.txt --height 35 --width 35
+$game-of-life -s 1337 --delay 250
+```
+
+Check `game-of-life --help` for usage info.
+
+```
+USAGE:
+    game-of-life [OPTIONS]
+
+FLAGS:
+    -h, --help       Prints help information
+    -V, --version    Prints version information
+
+OPTIONS:
+    -s, --seed <seed>              Specify the seed number to use as an initial state [default: random]
+    -i, --input <input>            Specify the path/URL for the file to use as an initial state. (used instead of seed)
+        --width <width>            Specify the width of generated universe. [default: terminal width]
+        --height <height>          Specify the width of generated universe. [default: terminal height]
+        --live-cell <live-cell>    Specify the live-cell representation [default: █]
+        --dead-cell <dead-cell>    Specify the dead-cell representation [default:  ]
+    -d, --delay <delay>            Specify the introduced delay between each generation [default: 50]
+```
 
 ## Demo
 TBD
@@ -15,12 +40,13 @@ TBD
 - Install rustup via `curl --proto '=https' --tlsv1.2 https://sh.rustup.rs -sSf | sh`
 - Install rust stable version for development `rustup update`
 - Install rust nightly for testing via `rustup install nightly`
+- Clone the repo
+- Navigate to the rust CLI implementation `cd game-of-life/CLI/rust`.
 - run `cargo build` to build the crate/CLI binaries.
 - run `cargo run --` to run the built binaries.
 
-
 ## Linting
-TBD
+Run `cargo fmt -- --check`
 
 ## Testing
 Run `cargo +nightly test`