Impl Parse::parse for Time

libimagtimeui/src/time.rs

@@ -27,7 +27,27 @@ impl Into<ChronoNaiveTime> for Time {
 impl Parse for Time {
 
     fn parse(s: &str) -> Option<Time> {
-        unimplemented!()
+        use std::str::FromStr;
+        use regex::Regex;
+        use parse::time_parse_regex;
+
+        lazy_static! {
+            static ref R: Regex = Regex::new(time_parse_regex()).unwrap();
+        }
+
+        R.captures(s)
+            .and_then(|capts| {
+                let hour   = capts.name("h").and_then(|o| FromStr::from_str(o).ok());
+                let minute = capts.name("m").and_then(|o| FromStr::from_str(o).ok()).unwrap_or(0);
+                let second = capts.name("s").and_then(|o| FromStr::from_str(o).ok()).unwrap_or(0);
+
+                if hour.is_none() {
+                    debug!("No hour");
+                    return None;
+                }
+
+                Some(Time::new(hour.unwrap(), minute, second))
+            })
     }
 
 }