0.5: Support space separate in datetime.

cc #224

src/datetime.rs

@@ -176,7 +176,8 @@ impl FromStr for Datetime {
 
         // Next parse the "partial-time" if available
         let partial_time = if full_date.is_some() &&
-                              chars.clone().next() == Some('T') {
+                              (chars.clone().next() == Some('T')
+                              || chars.clone().next() == Some(' ')) {
             chars.next();
             true
         } else {

src/de.rs

@@ -1010,6 +1010,17 @@ impl<'a> Deserializer<'a> {
                 -> Result<(Span, &'a str), Error> {
         let start = self.tokens.substr_offset(date);
 
+        // Check for space separated date and time.
+        if let Some((_, Token::Whitespace(s))) = self.peek()? {
+            if s == " " {
+                self.next()?;
+                // Skip past the hour.
+                if let Some((_, Token::Keylike(_))) = self.peek()? {
+                    self.next()?;
+                }
+            }
+        }
+
         if colon_eaten || self.eat(Token::Colon)? {
             // minutes
             match self.next()? {

test-suite/tests/datetime.rs

@@ -6,10 +6,14 @@ use toml::Value;
 
 #[test]
 fn times() {
-    fn good(s: &str) {
+    fn dogood(s: &str, serialized: &str) {
         let to_parse = format!("foo = {}", s);
         let value = Value::from_str(&to_parse).unwrap();
-        assert_eq!(value["foo"].as_datetime().unwrap().to_string(), s);
+        assert_eq!(value["foo"].as_datetime().unwrap().to_string(), serialized);
+    }
+    fn good(s: &str) {
+        dogood(s, s);
+        dogood(&s.replace("T", " "), s);
     }
 
     good("1997-09-09T09:09:09Z");