Support the new 0.5 syntax in the toml! macro.

- Space in datetime.
- +- inf, nan, 0.0
- Dotted keys.

2 files changed, 214 insertions, 46 deletions

diff --git a/src/macros.rs b/src/macros.rs
index 7a2bcd3..b4c7b22 100644
--- a/src/macros.rs
+++ b/src/macros.rs
@@ -80,54 +80,75 @@ macro_rules! toml_internal {
     (@toplevel $root:ident [$($path:tt)*]) => {};
 
     // Parse negative number `key = -value`.
-    (@toplevel $root:ident [$($path:tt)*] $($k:tt)-+ = - $v:tt $($rest:tt)*) => {
-        toml_internal!(@toplevel $root [$($path)*] $($k)-+ = (-$v) $($rest)*);
+    (@toplevel $root:ident [$($path:tt)*] $($($k:tt)-+).+ = - $v:tt $($rest:tt)*) => {
+        toml_internal!(@toplevel $root [$($path)*] $($($k)-+).+ = (-$v) $($rest)*);
+    };
+
+    // Parse positive number `key = +value`.
+    (@toplevel $root:ident [$($path:tt)*] $($($k:tt)-+).+ = + $v:tt $($rest:tt)*) => {
+        toml_internal!(@toplevel $root [$($path)*] $($($k)-+).+ = ($v) $($rest)*);
     };
 
     // Parse offset datetime `key = 1979-05-27T00:32:00.999999-07:00`.
-    (@toplevel $root:ident [$($path:tt)*] $($k:tt)-+ = $yr:tt - $mo:tt - $dhr:tt : $min:tt : $sec:tt . $frac:tt - $tzh:tt : $tzm:tt $($rest:tt)*) => {
-        toml_internal!(@topleveldatetime $root [$($path)*] $($k)-+ = ($yr - $mo - $dhr : $min : $sec . $frac - $tzh : $tzm) $($rest)*);
+    (@toplevel $root:ident [$($path:tt)*] $($($k:tt)-+).+ = $yr:tt - $mo:tt - $dhr:tt : $min:tt : $sec:tt . $frac:tt - $tzh:tt : $tzm:tt $($rest:tt)*) => {
+        toml_internal!(@topleveldatetime $root [$($path)*] $($($k)-+).+ = ($yr - $mo - $dhr : $min : $sec . $frac - $tzh : $tzm) $($rest)*);
+    };
+    // Space instead of T.
+    (@toplevel $root:ident [$($path:tt)*] $($($k:tt)-+).+ = $yr:tt - $mo:tt - $day:tt $hr:tt : $min:tt : $sec:tt . $frac:tt - $tzh:tt : $tzm:tt $($rest:tt)*) => {
+        toml_internal!(@topleveldatetime $root [$($path)*] $($($k)-+).+ = ($yr - $mo - $day T $hr : $min : $sec . $frac - $tzh : $tzm) $($rest)*);
     };
 
     // Parse offset datetime `key = 1979-05-27T00:32:00-07:00`.
-    (@toplevel $root:ident [$($path:tt)*] $($k:tt)-+ = $yr:tt - $mo:tt - $dhr:tt : $min:tt : $sec:tt - $tzh:tt : $tzm:tt $($rest:tt)*) => {
-        toml_internal!(@topleveldatetime $root [$($path)*] $($k)-+ = ($yr - $mo - $dhr : $min : $sec - $tzh : $tzm) $($rest)*);
+    (@toplevel $root:ident [$($path:tt)*] $($($k:tt)-+).+ = $yr:tt - $mo:tt - $dhr:tt : $min:tt : $sec:tt - $tzh:tt : $tzm:tt $($rest:tt)*) => {
+        toml_internal!(@topleveldatetime $root [$($path)*] $($($k)-+).+ = ($yr - $mo - $dhr : $min : $sec - $tzh : $tzm) $($rest)*);
+    };
+    // Space instead of T.
+    (@toplevel $root:ident [$($path:tt)*] $($($k:tt)-+).+ = $yr:tt - $mo:tt - $day:tt $hr:tt : $min:tt : $sec:tt - $tzh:tt : $tzm:tt $($rest:tt)*) => {
+        toml_internal!(@topleveldatetime $root [$($path)*] $($($k)-+).+ = ($yr - $mo - $day T $hr : $min : $sec - $tzh : $tzm) $($rest)*);
     };
 
     // Parse local datetime `key = 1979-05-27T00:32:00.999999`.
-    (@toplevel $root:ident [$($path:tt)*] $($k:tt)-+ = $yr:tt - $mo:tt - $dhr:tt : $min:tt : $sec:tt . $frac:tt $($rest:tt)*) => {
-        toml_internal!(@topleveldatetime $root [$($path)*] $($k)-+ = ($yr - $mo - $dhr : $min : $sec . $frac) $($rest)*);
+    (@toplevel $root:ident [$($path:tt)*] $($($k:tt)-+).+ = $yr:tt - $mo:tt - $dhr:tt : $min:tt : $sec:tt . $frac:tt $($rest:tt)*) => {
+        toml_internal!(@topleveldatetime $root [$($path)*] $($($k)-+).+ = ($yr - $mo - $dhr : $min : $sec . $frac) $($rest)*);
+    };
+    // Space instead of T.
+    (@toplevel $root:ident [$($path:tt)*] $($($k:tt)-+).+ = $yr:tt - $mo:tt - $day:tt $hr:tt : $min:tt : $sec:tt . $frac:tt $($rest:tt)*) => {
+        toml_internal!(@topleveldatetime $root [$($path)*] $($($k)-+).+ = ($yr - $mo - $day T $hr : $min : $sec . $frac) $($rest)*);
     };
 
     // Parse offset datetime `key = 1979-05-27T07:32:00Z` and local datetime `key = 1979-05-27T07:32:00`.
-    (@toplevel $root:ident [$($path:tt)*] $($k:tt)-+ = $yr:tt - $mo:tt - $dhr:tt : $min:tt : $sec:tt $($rest:tt)*) => {
-        toml_internal!(@topleveldatetime $root [$($path)*] $($k)-+ = ($yr - $mo - $dhr : $min : $sec) $($rest)*);
+    (@toplevel $root:ident [$($path:tt)*] $($($k:tt)-+).+ = $yr:tt - $mo:tt - $dhr:tt : $min:tt : $sec:tt $($rest:tt)*) => {
+        toml_internal!(@topleveldatetime $root [$($path)*] $($($k)-+).+ = ($yr - $mo - $dhr : $min : $sec) $($rest)*);
+    };
+    // Space instead of T.
+    (@toplevel $root:ident [$($path:tt)*] $($($k:tt)-+).+ = $yr:tt - $mo:tt - $day:tt $hr:tt : $min:tt : $sec:tt $($rest:tt)*) => {
+        toml_internal!(@topleveldatetime $root [$($path)*] $($($k)-+).+ = ($yr - $mo - $day T $hr : $min : $sec) $($rest)*);
     };
 
     // Parse local date `key = 1979-05-27`.
-    (@toplevel $root:ident [$($path:tt)*] $($k:tt)-+ = $yr:tt - $mo:tt - $day:tt $($rest:tt)*) => {
-        toml_internal!(@topleveldatetime $root [$($path)*] $($k)-+ = ($yr - $mo - $day) $($rest)*);
+    (@toplevel $root:ident [$($path:tt)*] $($($k:tt)-+).+ = $yr:tt - $mo:tt - $day:tt $($rest:tt)*) => {
+        toml_internal!(@topleveldatetime $root [$($path)*] $($($k)-+).+ = ($yr - $mo - $day) $($rest)*);
     };
 
     // Parse local time `key = 00:32:00.999999`.
-    (@toplevel $root:ident [$($path:tt)*] $($k:tt)-+ = $hr:tt : $min:tt : $sec:tt . $frac:tt $($rest:tt)*) => {
-        toml_internal!(@topleveldatetime $root [$($path)*] $($k)-+ = ($hr : $min : $sec . $frac) $($rest)*);
+    (@toplevel $root:ident [$($path:tt)*] $($($k:tt)-+).+ = $hr:tt : $min:tt : $sec:tt . $frac:tt $($rest:tt)*) => {
+        toml_internal!(@topleveldatetime $root [$($path)*] $($($k)-+).+ = ($hr : $min : $sec . $frac) $($rest)*);
     };
 
     // Parse local time `key = 07:32:00`.
-    (@toplevel $root:ident [$($path:tt)*] $($k:tt)-+ = $hr:tt : $min:tt : $sec:tt $($rest:tt)*) => {
-        toml_internal!(@topleveldatetime $root [$($path)*] $($k)-+ = ($hr : $min : $sec) $($rest)*);
+    (@toplevel $root:ident [$($path:tt)*] $($($k:tt)-+).+ = $hr:tt : $min:tt : $sec:tt $($rest:tt)*) => {
+        toml_internal!(@topleveldatetime $root [$($path)*] $($($k)-+).+ = ($hr : $min : $sec) $($rest)*);
     };
 
     // Parse any other `key = value` including string, inline array, inline
     // table, number, and boolean.
-    (@toplevel $root:ident [$($path:tt)*] $($k:tt)-+ = $v:tt $($rest:tt)*) => {
+    (@toplevel $root:ident [$($path:tt)*] $($($k:tt)-+).+ = $v:tt $($rest:tt)*) => {{
         $crate::macros::insert_toml(
             &mut $root,
-            &[$($path)* &concat!($("-", toml_internal!(@path $k),)+)[1..]],
+            &[$($path)* $(&concat!($("-", toml_internal!(@path $k),)+)[1..], )+],
             toml_internal!(@value $v));
         toml_internal!(@toplevel $root [$($path)*] $($rest)*);
-    };
+    }};
 
     // Parse array header `[[bin]]`.
     (@toplevel $root:ident $oldpath:tt [[$($($path:tt)-+).+]] $($rest:tt)*) => {
@@ -147,10 +168,10 @@ macro_rules! toml_internal {
     };
 
     // Parse datetime from string and insert into table.
-    (@topleveldatetime $root:ident [$($path:tt)*] $($k:tt)-+ = ($($datetime:tt)+) $($rest:tt)*) => {
+    (@topleveldatetime $root:ident [$($path:tt)*] $($($k:tt)-+).+ = ($($datetime:tt)+) $($rest:tt)*) => {
         $crate::macros::insert_toml(
             &mut $root,
-            &[$($path)* &concat!($("-", toml_internal!(@path $k),)+)[1..]],
+            &[$($path)* $(&concat!($("-", toml_internal!(@path $k),)+)[1..], )+],
             $crate::Value::Datetime(concat!($(stringify!($datetime)),+).parse().unwrap()));
         toml_internal!(@toplevel $root [$($path)*] $($rest)*);
     };
@@ -168,9 +189,9 @@ macro_rules! toml_internal {
 
     // Construct a Value from an inline table.
     (@value { $($inline:tt)* }) => {{
-        let mut table = $crate::value::Table::new();
+        let mut table = $crate::Value::Table($crate::value::Table::new());
         toml_internal!(@trailingcomma (@table table) $($inline)*);
-        $crate::Value::Table(table)
+        table
     }};
 
     // Construct a Value from an inline array.
@@ -180,6 +201,30 @@ macro_rules! toml_internal {
         $crate::Value::Array(array)
     }};
 
+    (@value (-nan)) => {
+        $crate::Value::Float(-::std::f64::NAN)
+    };
+
+    (@value (nan)) => {
+        $crate::Value::Float(::std::f64::NAN)
+    };
+
+    (@value nan) => {
+        $crate::Value::Float(::std::f64::NAN)
+    };
+
+    (@value (-inf)) => {
+        $crate::Value::Float(::std::f64::NEG_INFINITY)
+    };
+
+    (@value (inf)) => {
+        $crate::Value::Float(::std::f64::INFINITY)
+    };
+
+    (@value inf) => {
+        $crate::Value::Float(::std::f64::INFINITY)
+    };
+
     // Construct a Value from any other type, probably string or boolean or number.
     (@value $v:tt) => {{
         // TODO: Implement this with something like serde_json::to_value instead.
@@ -191,57 +236,80 @@ macro_rules! toml_internal {
     (@table $root:ident) => {};
 
     // Parse negative number `key = -value`.
-    (@table $root:ident $($k:tt)-+ = - $v:tt , $($rest:tt)*) => {
-        toml_internal!(@table $root $($k)-+ = (-$v) , $($rest)*);
+    (@table $root:ident $($($k:tt)-+).+ = - $v:tt , $($rest:tt)*) => {
+        toml_internal!(@table $root $($($k)-+).+ = (-$v) , $($rest)*);
+    };
+
+    // Parse positive number `key = +value`.
+    (@table $root:ident $($($k:tt)-+).+ = + $v:tt , $($rest:tt)*) => {
+        toml_internal!(@table $root $($($k)-+).+ = ($v) , $($rest)*);
     };
 
     // Parse offset datetime `key = 1979-05-27T00:32:00.999999-07:00`.
-    (@table $root:ident $($k:tt)-+ = $yr:tt - $mo:tt - $dhr:tt : $min:tt : $sec:tt . $frac:tt - $tzh:tt : $tzm:tt , $($rest:tt)*) => {
-        toml_internal!(@tabledatetime $root $($k)-+ = ($yr - $mo - $dhr : $min : $sec . $frac - $tzh : $tzm) $($rest)*);
+    (@table $root:ident $($($k:tt)-+).+ = $yr:tt - $mo:tt - $dhr:tt : $min:tt : $sec:tt . $frac:tt - $tzh:tt : $tzm:tt , $($rest:tt)*) => {
+        toml_internal!(@tabledatetime $root $($($k)-+).+ = ($yr - $mo - $dhr : $min : $sec . $frac - $tzh : $tzm) $($rest)*);
+    };
+    // Space instead of T.
+    (@table $root:ident $($($k:tt)-+).+ = $yr:tt - $mo:tt - $day:tt $hr:tt : $min:tt : $sec:tt . $frac:tt - $tzh:tt : $tzm:tt , $($rest:tt)*) => {
+        toml_internal!(@tabledatetime $root $($($k)-+).+ = ($yr - $mo - $day T $hr : $min : $sec . $frac - $tzh : $tzm) $($rest)*);
     };
 
     // Parse offset datetime `key = 1979-05-27T00:32:00-07:00`.
-    (@table $root:ident $($k:tt)-+ = $yr:tt - $mo:tt - $dhr:tt : $min:tt : $sec:tt - $tzh:tt : $tzm:tt , $($rest:tt)*) => {
-        toml_internal!(@tabledatetime $root $($k)-+ = ($yr - $mo - $dhr : $min : $sec - $tzh : $tzm) $($rest)*);
+    (@table $root:ident $($($k:tt)-+).+ = $yr:tt - $mo:tt - $dhr:tt : $min:tt : $sec:tt - $tzh:tt : $tzm:tt , $($rest:tt)*) => {
+        toml_internal!(@tabledatetime $root $($($k)-+).+ = ($yr - $mo - $dhr : $min : $sec - $tzh : $tzm) $($rest)*);
+    };
+    // Space instead of T.
+    (@table $root:ident $($($k:tt)-+).+ = $yr:tt - $mo:tt - $day:tt $hr:tt : $min:tt : $sec:tt - $tzh:tt : $tzm:tt , $($rest:tt)*) => {
+        toml_internal!(@tabledatetime $root $($($k)-+).+ = ($yr - $mo - $day T $hr : $min : $sec - $tzh : $tzm) $($rest)*);
     };
 
     // Parse local datetime `key = 1979-05-27T00:32:00.999999`.
-    (@table $root:ident $($k:tt)-+ = $yr:tt - $mo:tt - $dhr:tt : $min:tt : $sec:tt . $frac:tt , $($rest:tt)*) => {
-        toml_internal!(@tabledatetime $root $($k)-+ = ($yr - $mo - $dhr : $min : $sec . $frac) $($rest)*);
+    (@table $root:ident $($($k:tt)-+).+ = $yr:tt - $mo:tt - $dhr:tt : $min:tt : $sec:tt . $frac:tt , $($rest:tt)*) => {
+        toml_internal!(@tabledatetime $root $($($k)-+).+ = ($yr - $mo - $dhr : $min : $sec . $frac) $($rest)*);
+    };
+    // Space instead of T.
+    (@table $root:ident $($($k:tt)-+).+ = $yr:tt - $mo:tt - $day:tt $hr:tt : $min:tt : $sec:tt . $frac:tt , $($rest:tt)*) => {
+        toml_internal!(@tabledatetime $root $($($k)-+).+ = ($yr - $mo - $day T $hr : $min : $sec . $frac) $($rest)*);
     };
 
     // Parse offset datetime `key = 1979-05-27T07:32:00Z` and local datetime `key = 1979-05-27T07:32:00`.
-    (@table $root:ident $($k:tt)-+ = $yr:tt - $mo:tt - $dhr:tt : $min:tt : $sec:tt , $($rest:tt)*) => {
-        toml_internal!(@tabledatetime $root $($k)-+ = ($yr - $mo - $dhr : $min : $sec) $($rest)*);
+    (@table $root:ident $($($k:tt)-+).+ = $yr:tt - $mo:tt - $dhr:tt : $min:tt : $sec:tt , $($rest:tt)*) => {
+        toml_internal!(@tabledatetime $root $($($k)-+).+ = ($yr - $mo - $dhr : $min : $sec) $($rest)*);
+    };
+    // Space instead of T.
+    (@table $root:ident $($($k:tt)-+).+ = $yr:tt - $mo:tt - $day:tt $hr:tt : $min:tt : $sec:tt , $($rest:tt)*) => {
+        toml_internal!(@tabledatetime $root $($($k)-+).+ = ($yr - $mo - $day T $hr : $min : $sec) $($rest)*);
     };
 
     // Parse local date `key = 1979-05-27`.
-    (@table $root:ident $($k:tt)-+ = $yr:tt - $mo:tt - $day:tt , $($rest:tt)*) => {
-        toml_internal!(@tabledatetime $root $($k)-+ = ($yr - $mo - $day) $($rest)*);
+    (@table $root:ident $($($k:tt)-+).+ = $yr:tt - $mo:tt - $day:tt , $($rest:tt)*) => {
+        toml_internal!(@tabledatetime $root $($($k)-+).+ = ($yr - $mo - $day) $($rest)*);
     };
 
     // Parse local time `key = 00:32:00.999999`.
-    (@table $root:ident $($k:tt)-+ = $hr:tt : $min:tt : $sec:tt . $frac:tt , $($rest:tt)*) => {
-        toml_internal!(@tabledatetime $root $($k)-+ = ($hr : $min : $sec . $frac) $($rest)*);
+    (@table $root:ident $($($k:tt)-+).+ = $hr:tt : $min:tt : $sec:tt . $frac:tt , $($rest:tt)*) => {
+        toml_internal!(@tabledatetime $root $($($k)-+).+ = ($hr : $min : $sec . $frac) $($rest)*);
     };
 
     // Parse local time `key = 07:32:00`.
-    (@table $root:ident $($k:tt)-+ = $hr:tt : $min:tt : $sec:tt , $($rest:tt)*) => {
-        toml_internal!(@tabledatetime $root $($k)-+ = ($hr : $min : $sec) $($rest)*);
+    (@table $root:ident $($($k:tt)-+).+ = $hr:tt : $min:tt : $sec:tt , $($rest:tt)*) => {
+        toml_internal!(@tabledatetime $root $($($k)-+).+ = ($hr : $min : $sec) $($rest)*);
     };
 
     // Parse any other type, probably string or boolean or number.
-    (@table $root:ident $($k:tt)-+ = $v:tt , $($rest:tt)*) => {
-        $root.insert(
-            concat!($("-", toml_internal!(@path $k),)+)[1..].to_owned(),
+    (@table $root:ident $($($k:tt)-+).+ = $v:tt , $($rest:tt)*) => {
+        $crate::macros::insert_toml(
+            &mut $root,
+            &[$(&concat!($("-", toml_internal!(@path $k),)+)[1..], )+],
             toml_internal!(@value $v));
         toml_internal!(@table $root $($rest)*);
     };
 
     // Parse a Datetime from string and continue in @table state.
-    (@tabledatetime $root:ident $($k:tt)-+ = ($($datetime:tt)*) $($rest:tt)*) => {
-        $root.insert(
-            concat!($("-", toml_internal!(@path $k),)+)[1..].to_owned(),
+    (@tabledatetime $root:ident $($($k:tt)-+).+ = ($($datetime:tt)*) $($rest:tt)*) => {
+        $crate::macros::insert_toml(
+            &mut $root,
+            &[$(&concat!($("-", toml_internal!(@path $k),)+)[1..], )+],
             $crate::Value::Datetime(concat!($(stringify!($datetime)),+).parse().unwrap()));
         toml_internal!(@table $root $($rest)*);
     };
@@ -254,25 +322,46 @@ macro_rules! toml_internal {
         toml_internal!(@array $root (-$v) , $($rest)*);
     };
 
+    // Parse positive number `+value`.
+    (@array $root:ident + $v:tt , $($rest:tt)*) => {
+        toml_internal!(@array $root ($v) , $($rest)*);
+    };
+
     // Parse offset datetime `1979-05-27T00:32:00.999999-07:00`.
     (@array $root:ident $yr:tt - $mo:tt - $dhr:tt : $min:tt : $sec:tt . $frac:tt - $tzh:tt : $tzm:tt , $($rest:tt)*) => {
         toml_internal!(@arraydatetime $root ($yr - $mo - $dhr : $min : $sec . $frac - $tzh : $tzm) $($rest)*);
     };
+    // Space instead of T.
+    (@array $root:ident $yr:tt - $mo:tt - $day:tt $hr:tt : $min:tt : $sec:tt . $frac:tt - $tzh:tt : $tzm:tt , $($rest:tt)*) => {
+        toml_internal!(@arraydatetime $root ($yr - $mo - $day T $hr : $min : $sec . $frac - $tzh : $tzm) $($rest)*);
+    };
 
     // Parse offset datetime `1979-05-27T00:32:00-07:00`.
     (@array $root:ident $yr:tt - $mo:tt - $dhr:tt : $min:tt : $sec:tt - $tzh:tt : $tzm:tt , $($rest:tt)*) => {
         toml_internal!(@arraydatetime $root ($yr - $mo - $dhr : $min : $sec - $tzh : $tzm) $($rest)*);
     };
+    // Space instead of T.
+    (@array $root:ident $yr:tt - $mo:tt - $day:tt $hr:tt : $min:tt : $sec:tt - $tzh:tt : $tzm:tt , $($rest:tt)*) => {
+        toml_internal!(@arraydatetime $root ($yr - $mo - $day T $hr : $min : $sec - $tzh : $tzm) $($rest)*);
+    };
 
     // Parse local datetime `1979-05-27T00:32:00.999999`.
     (@array $root:ident $yr:tt - $mo:tt - $dhr:tt : $min:tt : $sec:tt . $frac:tt , $($rest:tt)*) => {
         toml_internal!(@arraydatetime $root ($yr - $mo - $dhr : $min : $sec . $frac) $($rest)*);
     };
+    // Space instead of T.
+    (@array $root:ident $yr:tt - $mo:tt - $day:tt $hr:tt : $min:tt : $sec:tt . $frac:tt , $($rest:tt)*) => {
+        toml_internal!(@arraydatetime $root ($yr - $mo - $day T $hr : $min : $sec . $frac) $($rest)*);
+    };
 
     // Parse offset datetime `1979-05-27T07:32:00Z` and local datetime `1979-05-27T07:32:00`.
     (@array $root:ident $yr:tt - $mo:tt - $dhr:tt : $min:tt : $sec:tt , $($rest:tt)*) => {
         toml_internal!(@arraydatetime $root ($yr - $mo - $dhr : $min : $sec) $($rest)*);
     };
+    // Space instead of T.
+    (@array $root:ident $yr:tt - $mo:tt - $day:tt $hr:tt : $min:tt : $sec:tt , $($rest:tt)*) => {
+        toml_internal!(@arraydatetime $root ($yr - $mo - $day T $hr : $min : $sec) $($rest)*);
+    };
 
     // Parse local date `1979-05-27`.
     (@array $root:ident $yr:tt - $mo:tt - $day:tt , $($rest:tt)*) => {
diff --git a/test-suite/tests/macros.rs b/test-suite/tests/macros.rs
index 439420d..6b77c81 100644
--- a/test-suite/tests/macros.rs
+++ b/test-suite/tests/macros.rs
@@ -1,8 +1,10 @@
-#![recursion_limit = "128"]
+#![recursion_limit = "256"]
 
 #[macro_use]
 extern crate toml;
 
+use std::f64;
+
 macro_rules! table {
     ($($key:expr => $value:expr,)*) => {{
         let mut table = toml::value::Table::new();
@@ -143,6 +145,19 @@ fn test_number() {
         negative = -1
         table = { positive = 1, negative = -1 }
         array = [ 1, -1 ]
+        neg_zero = -0
+        pos_zero = +0
+        float = 3.14
+
+        sf1 = inf
+        sf2 = +inf
+        sf3 = -inf
+        sf7 = +0.0
+        sf8 = -0.0
+
+        hex = 0xa_b_c
+        oct = 0o755
+        bin = 0b11010110
     };
 
     let expected = table! {
@@ -156,18 +171,42 @@ fn test_number() {
             1,
             -1,
         },
+        "neg_zero" => -0,
+        "pos_zero" => 0,
+        "float" => 3.14,
+        "sf1" => f64::INFINITY,
+        "sf2" => f64::INFINITY,
+        "sf3" => f64::NEG_INFINITY,
+        "sf7" => 0.0,
+        "sf8" => -0.0,
+        "hex" => 2748,
+        "oct" => 493,
+        "bin" => 214,
     };
 
     assert_eq!(actual, expected);
 }
 
 #[test]
+fn test_nan() {
+    let actual = toml! {
+        sf4 = nan
+        sf5 = +nan
+        sf6 = -nan
+    };
+    assert!(actual["sf4"].as_float().unwrap().is_nan());
+    assert!(actual["sf5"].as_float().unwrap().is_nan());
+    assert!(actual["sf6"].as_float().unwrap().is_nan());
+}
+
+#[test]
 fn test_datetime() {
     let actual = toml! {
         // Copied from the TOML spec.
         odt1 = 1979-05-27T07:32:00Z
         odt2 = 1979-05-27T00:32:00-07:00
         odt3 = 1979-05-27T00:32:00.999999-07:00
+        odt4 = 1979-05-27 07:32:00Z
         ldt1 = 1979-05-27T07:32:00
         ldt2 = 1979-05-27T00:32:00.999999
         ld1 = 1979-05-27
@@ -178,6 +217,7 @@ fn test_datetime() {
             odt1 = 1979-05-27T07:32:00Z,
             odt2 = 1979-05-27T00:32:00-07:00,
             odt3 = 1979-05-27T00:32:00.999999-07:00,
+            odt4 = 1979-05-27 07:32:00Z,
             ldt1 = 1979-05-27T07:32:00,
             ldt2 = 1979-05-27T00:32:00.999999,
             ld1 = 1979-05-27,
@@ -189,6 +229,7 @@ fn test_datetime() {
             1979-05-27T07:32:00Z,
             1979-05-27T00:32:00-07:00,
             1979-05-27T00:32:00.999999-07:00,
+            1979-05-27 07:32:00Z,
             1979-05-27T07:32:00,
             1979-05-27T00:32:00.999999,
             1979-05-27,
@@ -201,6 +242,7 @@ fn test_datetime() {
         "odt1" => datetime!("1979-05-27T07:32:00Z"),
         "odt2" => datetime!("1979-05-27T00:32:00-07:00"),
         "odt3" => datetime!("1979-05-27T00:32:00.999999-07:00"),
+        "odt4" => datetime!("1979-05-27 07:32:00Z"),
         "ldt1" => datetime!("1979-05-27T07:32:00"),
         "ldt2" => datetime!("1979-05-27T00:32:00.999999"),
         "ld1" => datetime!("1979-05-27"),
@@ -211,6 +253,7 @@ fn test_datetime() {
             "odt1" => datetime!("1979-05-27T07:32:00Z"),
             "odt2" => datetime!("1979-05-27T00:32:00-07:00"),
             "odt3" => datetime!("1979-05-27T00:32:00.999999-07:00"),
+            "odt4" => datetime!("1979-05-27 07:32:00Z"),
             "ldt1" => datetime!("1979-05-27T07:32:00"),
             "ldt2" => datetime!("1979-05-27T00:32:00.999999"),
             "ld1" => datetime!("1979-05-27"),
@@ -222,6 +265,7 @@ fn test_datetime() {
             datetime!("1979-05-27T07:32:00Z"),
             datetime!("1979-05-27T00:32:00-07:00"),
             datetime!("1979-05-27T00:32:00.999999-07:00"),
+            datetime!("1979-05-27 07:32:00Z"),
             datetime!("1979-05-27T07:32:00"),
             datetime!("1979-05-27T00:32:00.999999"),
             datetime!("1979-05-27"),
@@ -284,3 +328,38 @@ fn test_empty() {
 
     assert_eq!(actual, expected);
 }
+
+#[test]
+fn test_dotted_keys() {
+    let actual = toml! {
+        a.b = 123
+        a.c = 1979-05-27T07:32:00Z
+        [table]
+        a.b.c = 1
+        a  .  b  .  d = 2
+        in = { type.name = "cat", type.color = "blue" }
+    };
+
+    let expected = table! {
+        "a" => table! {
+            "b" => 123,
+            "c" => datetime!("1979-05-27T07:32:00Z"),
+        },
+        "table" => table! {
+            "a" => table! {
+                "b" => table! {
+                    "c" => 1,
+                    "d" => 2,
+                },
+            },
+            "in" => table! {
+                "type" => table! {
+                    "name" => "cat",
+                    "color" => "blue",
+                },
+            },
+        },
+    };
+
+    assert_eq!(actual, expected);
+}