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# Comments
# --------
# * Single-Line Comments
# * Block Comments
# Note: awkward spacing seen in some tests is likely intentional.
test "comments in objects", ->
obj1 = {
# comment
# comment
# comment
one: 1
# comment
two: 2
# comment
}
ok Object::hasOwnProperty.call(obj1,'one')
eq obj1.one, 1
ok Object::hasOwnProperty.call(obj1,'two')
eq obj1.two, 2
test "comments in YAML-style objects", ->
obj2 =
# comment
# comment
# comment
three: 3
# comment
four: 4
# comment
ok Object::hasOwnProperty.call(obj2,'three')
eq obj2.three, 3
ok Object::hasOwnProperty.call(obj2,'four')
eq obj2.four, 4
test "comments following operators that continue lines", ->
sum =
1 +
1 + # comment
1
eq 3, sum
test "comments in functions", ->
fn = ->
# comment
false
false # comment
false
# comment
# comment
true
ok fn()
fn2 = -> #comment
fn()
# comment
ok fn2()
test "trailing comment before an outdent", ->
nonce = {}
fn3 = ->
if true
undefined # comment
nonce
eq nonce, fn3()
test "comments in a switch", ->
nonce = {}
result = switch nonce #comment
# comment
when false then undefined
# comment
when null #comment
undefined
else nonce # comment
eq nonce, result
test "comment with conditional statements", ->
nonce = {}
result = if false # comment
undefined
#comment
else # comment
nonce
# comment
eq nonce, result
test "spaced comments with conditional statements", ->
nonce = {}
result = if false
undefined
# comment
else if false
undefined
# comment
else
nonce
eq nonce, result
# Block Comments
###
This is a here-comment.
Kind of like a heredoc.
###
test "block comments in objects", ->
a = {}
b = {}
obj = {
a: a
###
comment
###
b: b
}
eq a, obj.a
eq b, obj.b
test "block comments in YAML-style", ->
a = {}
b = {}
obj =
a: a
###
comment
###
b: b
eq a, obj.a
eq b, obj.b
test "block comments in functions", ->
nonce = {}
fn1 = ->
true
###
false
###
ok fn1()
fn2 = ->
###
block comment
###
nonce
eq nonce, fn2()
fn3 = ->
nonce
###
block comment
###
eq nonce, fn3()
fn4 = ->
one = ->
###
block comment
###
two = ->
three = ->
nonce
eq nonce, fn4()()()()
test "block comments inside class bodies", ->
class A
a: ->
###
Comment
###
b: ->
ok A.prototype.b instanceof Function
class B
###
Comment
###
a: ->
b: ->
ok B.prototype.a instanceof Function
test "#2037: herecomments shouldn't imply line terminators", ->
do (-> ### ###; fail)
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