spruce things up before publishing to jstrong-dev registry

Cargo.toml

@@ -1,8 +1,13 @@
 [package]
 name = "markets"
-version = "0.2.0"
-authors = ["Jonathan Strong <jstrong@tioscapital.com>"]
+version = "0.2.1"
+authors = ["Jonathan Strong <jonathan.strong@gmail.com>"]
 edition = "2018"
+description = "kind of like the http crate, except about tradeable markets"
+homepage = "https://git.jstrong.dev/jstrong/markets"
+repository = "https://git.jstrong.dev/jstrong/markets"
+readme = "README.md"
+license = "LICENSE"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 

LICENSE

@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2020 Jonathan Strong
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

README.md

@@ -0,0 +1,32 @@
+# markets
+
+Market-specific primitives in Rust. WIP.
+
+```rust
+use markets::crypto::{Exchange, Currency, Ticker, Side};
+
+#[derive(Serialize, Deserialize)]
+pub struct Trade {
+    pub exch: Exchange, // 4-character symbol (bmex, btfx, etc.)
+    pub ticker: Ticker, // i.e. btc/usd
+    pub side: Side,     // Bid/Ask
+    pub price: f64,
+    pub size: f64,
+    pub time: u64,      // unix nanos
+}
+
+let json = r#"
+    {
+        "exch": "bmex",
+        "ticker": "btc_usd",
+        "side": "bid",
+        "price": 7890.12345,
+        "size": 12.345,
+        "time": 1584600884388889367
+    }
+"#;
+
+let trade: Trade = serde_json::from_str(&json).unwrap();
+
+assert_eq!(trade.ticker.base, Currency::btc);
+```