==================
Simple connection
==================

foo--bar
biz->baz
biz<->baz
biz<-baz

---

(source_file
  (connection
    (identifier)
    (arrow)
    (identifier)
  )
  (connection
    (identifier)
    (arrow)
    (identifier)
  )
  (connection
    (identifier)
    (arrow)
    (identifier)
  )
  (connection
    (identifier)
    (arrow)
    (identifier)
  )
)

==================
Formatted connection
==================

foo -- bar
biz -> baz
biz <-> baz
biz <- baz

---

(source_file
  (connection
    (identifier)
    (arrow)
    (identifier)
  )
  (connection
    (identifier)
    (arrow)
    (identifier)
  )
  (connection
    (identifier)
    (arrow)
    (identifier)
  )
  (connection
    (identifier)
    (arrow)
    (identifier)
  )
)


=============================
Complex identifier connection
=============================

Foo Bar -- Biz Baz
-Bar-Foo- <- -Baz-Biz-

---

(source_file
  (connection
    (identifier)
    (arrow)
    (identifier)
  )
  (connection
    (identifier)
    (arrow)
    (identifier)
  )
)

==================
Inline connection
==================

foo--bar->biz->baz

---

(source_file
  (connection
    (identifier)
    (arrow)
    (identifier)
    (arrow)
    (identifier)
    (arrow)
    (identifier)
  )
)

==================
Many connections inline
==================

foo--bar;biz->baz

---

(source_file
  (connection
    (identifier)
    (arrow)
    (identifier)
  )
  (connection
    (identifier)
    (arrow)
    (identifier)
  )
)

==================
Descripted connection
==================

foo--bar: Question?
bar->baz: Yes

---

(source_file
  (connection
    (identifier)
    (arrow)
    (identifier)
    (label)
  )
  (connection
    (identifier)
    (arrow)
    (identifier)
    (label)
  )
)