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# Formatting
# ----------
# TODO: maybe this file should be split up into their respective sections:
# operators -> operators
# array literals -> array literals
# string literals -> string literals
# function invocations -> function invocations
# * Line Continuation
# * Property Accesss
# * Operators
# * Array Literals
# * Function Invocations
# * String Literals
doesNotThrow -> CoffeeScript.compile "a = then b"
test "multiple semicolon-separated statements in parentheticals", ->
nonce = {}
eq nonce, (1; 2; nonce)
eq nonce, (-> return (1; 2; nonce))()
# Line Continuation
# Property Access
test "chained accesses split on period/newline, backwards and forwards", ->
str = 'abc'
result = str.
split('').
reverse().
reverse().
reverse()
arrayEq ['c','b','a'], result
arrayEq ['c','b','a'], str.
split('').
reverse().
reverse().
reverse()
result = str
.split('')
.reverse()
.reverse()
.reverse()
arrayEq ['c','b','a'], result
arrayEq ['c','b','a'], str
.split('')
.reverse()
.reverse()
.reverse()
arrayEq ['c','b','a'], str.
split('')
.reverse().
reverse()
.reverse()
# Operators
test "newline suppression for operators", ->
six =
1 +
2 +
3
eq 6, six
test "`?.` and `::` should continue lines", ->
ok not Date
::
?.foo
#eq Object::toString, Date?.
#prototype
#::
#?.foo
doesNotThrow -> CoffeeScript.compile """
oh. yes
oh?. true
oh:: return
"""
doesNotThrow -> CoffeeScript.compile """
a?[b..]
a?[...b]
a?[b..c]
"""
# Array Literals
test "indented array literals don't trigger whitespace rewriting", ->
getArgs = -> arguments
result = getArgs(
[[[[[],
[]],
[[]]]],
[]])
eq 1, result.length
# Function Invocations
doesNotThrow -> CoffeeScript.compile """
obj = then fn 1,
1: 1
a:
b: ->
fn c,
d: e
f: 1
"""
# String Literals
test "indented heredoc", ->
result = ((_) -> _)(
"""
abc
""")
eq "abc", result
# Nested blocks caused by paren unwrapping
test "#1492: Nested blocks don't cause double semicolons", ->
js = CoffeeScript.compile '(0;0)'
eq -1, js.indexOf ';;'
test "#1195 Ignore trailing semicolons (before newlines or as the last char in a program)", ->
preNewline = (numSemicolons) ->
"""
nonce = {}; nonce2 = {}
f = -> nonce#{Array(numSemicolons+1).join(';')}
nonce2
unless f() is nonce then throw new Error('; before linebreak should = newline')
"""
CoffeeScript.run(preNewline(n), bare: true) for n in [1,2,3]
lastChar = '-> lastChar;'
doesNotThrow -> CoffeeScript.compile lastChar, bare: true
test "#1299: Disallow token misnesting", ->
try
CoffeeScript.compile '''
[{
]}
'''
ok no
catch e
eq 'unmatched ] on line 2', e.message
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