Building LogFile Format

src/main.rs

@@ -1,3 +1,33 @@
-fn main() {
-    println!("Hello, world!");
+mod calculator;
+mod gamelog;
+
+use clap::Parser;
+use gamelog::LogFile;
+use std::{fs::OpenOptions, path::PathBuf};
+
+#[derive(Debug, Parser)]
+struct Args {
+    /// Path to source file or block device
+    #[arg(
+        short,
+        long,
+        value_hint = clap::ValueHint::DirPath,
+        default_value = std::env::current_dir().expect("Failed to get current working dir.").into_os_string()
+    )]
+    logfile_path: PathBuf,
+}
+
+fn main() {
+    let config = Args::parse();
+
+    let log: LogFile = LogFile::try_from(
+        match OpenOptions::new() // Defaults to setting all options false.
+            .read(true)
+            .open(&config.logfile_path.as_path())
+        {
+            Ok(f) => f,
+            Err(err) => panic!("Failed to open log file: {:?}", err),
+        },
+    )
+    .expect("Failed to open game log file");
 }