Update main.rs

Author: CoconutMacaroon

src/main.rs

@@ -1,14 +1,18 @@
+use comfy_table::presets::UTF8_FULL;
 use comfy_table::Table;
+use comfy_table::TableComponent::*;
 
 struct Asset {
     ticker: String,
     buy_price_cents: u32,
+    // technically we don't care about the current price if it is sold, but it is still a valid property to have, so we include it here, although it isn't displayed
     current_price_cents: u32,
     // if sell price is None, it isn't sold
     sell_price_cents: Option<u32>,
 }
 
 fn is_asset_sold(asset: &Asset) -> bool {
+    // if there is no sell price, then it isn't sold (i.e., it is currently held)
     match asset.sell_price_cents {
         Some(_x) => true,
         None => false,
@@ -30,6 +34,12 @@ fn format_money(cents: u32) -> String {
 
 fn print_assets(assets: &[Asset]) {
     let mut table = Table::new();
+
+    // I prefer a Unicode table with solid lines
+    table.load_preset(UTF8_FULL);
+    table.set_style(VerticalLines, '│');
+    table.set_style(HorizontalLines, '─');
+
     table.set_header(vec![
         "Ticker",
         "Buy Price",
@@ -80,13 +90,13 @@ fn main() {
         Asset {
             ticker: "MSFT".to_string(),
             buy_price_cents: 1000,
-            current_price_cents: (25000),
+            current_price_cents: 25000,
             sell_price_cents: None,
         },
         Asset {
             ticker: "APPL".to_string(),
             buy_price_cents: 30000,
-            current_price_cents: (10000000),
+            current_price_cents: 10000000,
             sell_price_cents: Some(40000),
         },
     ];