each val, index in [1,2,3]
if foo
else if bar
else
unless foo
while n < 4
case foo
when "bar"
default
----------------------------------------------------
[
["flow-control", [
["each", [
["keyword", "each"],
" val",
["punctuation", ","],
" index ",
["keyword", "in"]
]],
["punctuation", "["],
["number", "1"],
["punctuation", ","],
["number", "2"],
["punctuation", ","],
["number", "3"],
["punctuation", "]"]
]],
["flow-control", [
["branch", "if"],
" foo"
]],
["flow-control", [
["branch", "else"],
["keyword", "if"],
" bar"
]],
["flow-control", [
["branch", "else"]
]],
["flow-control", [
["branch", "unless"],
" foo"
]],
["flow-control", [
["branch", "while"],
" n ",
["operator", "<"],
["number", "4"]
]],
["flow-control", [
["branch", "case"],
" foo"
]],
["flow-control", [
["branch", "when"],
["string", "\"bar\""]
]],
["flow-control", [
["branch", "default"]
]]
]
----------------------------------------------------
Checks for all flow-control structures.
