works now, but doesnt like when i use "table." syntax

src/main.rs

@@ -17,27 +17,54 @@
 
 use std::env;
 use std::fs::File;
+use std::io;
 use std::io::Read;
 use std::path::Path;
+use std::process;
 
 use toml::Value;
 
 fn main() {
-  let arguments: Vec<String> = env::args().collect();
-  let argv0 = &arguments[0];
-  let input = &arguments[2];
+  let mut arguments: Vec<String> = env::args().collect();
+  let argv0 = arguments.remove(0);
+  let input = &arguments[1];
   let mut content = String::new();
   
-  let file = Path::new(&input);
+  let mut file = Path::new(&input);
   if file.is_file() {
-    File::open(file).expect("").read_to_string(&mut content).unwrap();
+    File::open(file).unwrap().read_to_string(&mut content).unwrap();
   } else { content = input.to_string(); }
 
-  let keyval: Vec<&str> = arguments[1].split(".").collect();
+  let keyval: Vec<&str> = arguments[0].split(".").collect();
   let toml = content.parse::<Value>().unwrap();
-
-  match toml.get(keyval[1]) {
-    Some(value) => println!("{}", value),
-    None => println!("{}: {}: No such table or key.", argv0, arguments[1]),
-  };
+  
+  let mut table = &toml;
+  if ! keyval[0].is_empty() {
+    match toml.get(keyval[0]) {
+      Some(table) => {
+        if keyval[1].is_empty() {
+          println!("{}", table.as_str().unwrap());
+        } else {
+          match table.get(keyval[1]) {
+            Some(value) => {
+              let out = value
+                .as_str()
+                .unwrap()
+                .trim_start_matches('"')
+                .trim_end_matches('"');
+              println!("{}", out);
+            },
+            None => {
+              eprintln!("{}: {}: No such key.", argv0, keyval[1]);
+              process::exit(1);
+            },
+          };
+        }
+      },
+      None => {
+        eprintln!("{}: {}: No such table.", argv0, keyval[0]);
+        process::exit(1);
+      },
+    };
+  }
 }