```
% pandoc -f markdown -t native -s
---
foo: 42
...
^D
Pandoc (Meta {unMeta = fromList [("foo",MetaInlines [Str "42"])]})
[]
```

```
% pandoc -f markdown -t native -s
---
foo: true
...
^D
Pandoc (Meta {unMeta = fromList [("foo",MetaBool True)]})
[]
```

```
% pandoc -f markdown -t native -s
---
foo: True
...
^D
Pandoc (Meta {unMeta = fromList [("foo",MetaBool True)]})
[]
```

```
% pandoc -f markdown -t native -s
---
foo: FALSE
...
^D
Pandoc (Meta {unMeta = fromList [("foo",MetaBool False)]})
[]
```

```
% pandoc -f markdown -t native -s
---
foo: no
...
^D
Pandoc (Meta {unMeta = fromList [("foo",MetaInlines [Str "no"])]})
[]
```