mirror of
https://github.com/renbaoshuo/S2OJ.git
synced 2024-11-15 07:18:41 +00:00
460 lines
9.6 KiB
HTML
460 lines
9.6 KiB
HTML
|
<!doctype html>
|
||
|
|
|
||
|
|
<title>CodeMirror: LiveScript mode</title>
|
||
|
|
<meta charset="utf-8"/>
|
||
|
|
<link rel=stylesheet href="../../doc/docs.css">
|
||
|
|
|
||
|
|
<link rel="stylesheet" href="../../lib/codemirror.css">
|
||
|
|
<link rel="stylesheet" href="../../theme/solarized.css">
|
||
|
|
<script src="../../lib/codemirror.js"></script>
|
||
|
|
<script src="livescript.js"></script>
|
||
|
|
<style>.CodeMirror {font-size: 80%;border-top: 1px solid silver; border-bottom: 1px solid silver;}</style>
|
||
|
|
<div id=nav>
|
||
|
|
<a href="http://codemirror.net"><img id=logo src="../../doc/logo.png"></a>
|
||
|
|
|
||
|
|
<ul>
|
||
|
|
<li><a href="../../index.html">Home</a>
|
||
|
|
<li><a href="../../doc/manual.html">Manual</a>
|
||
|
|
<li><a href="https://github.com/marijnh/codemirror">Code</a>
|
||
|
|
</ul>
|
||
|
|
<ul>
|
||
|
|
<li><a href="../index.html">Language modes</a>
|
||
|
|
<li><a class=active href="#">LiveScript</a>
|
||
|
|
</ul>
|
||
|
|
</div>
|
||
|
|
|
||
|
|
<article>
|
||
|
|
<h2>LiveScript mode</h2>
|
||
|
|
<form><textarea id="code" name="code">
|
||
|
|
# LiveScript mode for CodeMirror
|
||
|
|
# The following script, prelude.ls, is used to
|
||
|
|
# demonstrate LiveScript mode for CodeMirror.
|
||
|
|
# https://github.com/gkz/prelude-ls
|
||
|
|
|
||
|
|
export objToFunc = objToFunc = (obj) ->
|
||
|
|
(key) -> obj[key]
|
||
|
|
|
||
|
|
export each = (f, xs) -->
|
||
|
|
if typeof! xs is \Object
|
||
|
|
for , x of xs then f x
|
||
|
|
else
|
||
|
|
for x in xs then f x
|
||
|
|
xs
|
||
|
|
|
||
|
|
export map = (f, xs) -->
|
||
|
|
f = objToFunc f if typeof! f isnt \Function
|
||
|
|
type = typeof! xs
|
||
|
|
if type is \Object
|
||
|
|
{[key, f x] for key, x of xs}
|
||
|
|
else
|
||
|
|
result = [f x for x in xs]
|
||
|
|
if type is \String then result * '' else result
|
||
|
|
|
||
|
|
export filter = (f, xs) -->
|
||
|
|
f = objToFunc f if typeof! f isnt \Function
|
||
|
|
type = typeof! xs
|
||
|
|
if type is \Object
|
||
|
|
{[key, x] for key, x of xs when f x}
|
||
|
|
else
|
||
|
|
result = [x for x in xs when f x]
|
||
|
|
if type is \String then result * '' else result
|
||
|
|
|
||
|
|
export reject = (f, xs) -->
|
||
|
|
f = objToFunc f if typeof! f isnt \Function
|
||
|
|
type = typeof! xs
|
||
|
|
if type is \Object
|
||
|
|
{[key, x] for key, x of xs when not f x}
|
||
|
|
else
|
||
|
|
result = [x for x in xs when not f x]
|
||
|
|
if type is \String then result * '' else result
|
||
|
|
|
||
|
|
export partition = (f, xs) -->
|
||
|
|
f = objToFunc f if typeof! f isnt \Function
|
||
|
|
type = typeof! xs
|
||
|
|
if type is \Object
|
||
|
|
passed = {}
|
||
|
|
failed = {}
|
||
|
|
for key, x of xs
|
||
|
|
(if f x then passed else failed)[key] = x
|
||
|
|
else
|
||
|
|
passed = []
|
||
|
|
failed = []
|
||
|
|
for x in xs
|
||
|
|
(if f x then passed else failed)push x
|
||
|
|
if type is \String
|
||
|
|
passed *= ''
|
||
|
|
failed *= ''
|
||
|
|
[passed, failed]
|
||
|
|
|
||
|
|
export find = (f, xs) -->
|
||
|
|
f = objToFunc f if typeof! f isnt \Function
|
||
|
|
if typeof! xs is \Object
|
||
|
|
for , x of xs when f x then return x
|
||
|
|
else
|
||
|
|
for x in xs when f x then return x
|
||
|
|
void
|
||
|
|
|
||
|
|
export head = export first = (xs) ->
|
||
|
|
return void if not xs.length
|
||
|
|
xs.0
|
||
|
|
|
||
|
|
export tail = (xs) ->
|
||
|
|
return void if not xs.length
|
||
|
|
xs.slice 1
|
||
|
|
|
||
|
|
export last = (xs) ->
|
||
|
|
return void if not xs.length
|
||
|
|
xs[*-1]
|
||
|
|
|
||
|
|
export initial = (xs) ->
|
||
|
|
return void if not xs.length
|
||
|
|
xs.slice 0 xs.length - 1
|
||
|
|
|
||
|
|
export empty = (xs) ->
|
||
|
|
if typeof! xs is \Object
|
||
|
|
for x of xs then return false
|
||
|
|
return yes
|
||
|
|
not xs.length
|
||
|
|
|
||
|
|
export values = (obj) ->
|
||
|
|
[x for , x of obj]
|
||
|
|
|
||
|
|
export keys = (obj) ->
|
||
|
|
[x for x of obj]
|
||
|
|
|
||
|
|
export len = (xs) ->
|
||
|
|
xs = values xs if typeof! xs is \Object
|
||
|
|
xs.length
|
||
|
|
|
||
|
|
export cons = (x, xs) -->
|
||
|
|
if typeof! xs is \String then x + xs else [x] ++ xs
|
||
|
|
|
||
|
|
export append = (xs, ys) -->
|
||
|
|
if typeof! ys is \String then xs + ys else xs ++ ys
|
||
|
|
|
||
|
|
export join = (sep, xs) -->
|
||
|
|
xs = values xs if typeof! xs is \Object
|
||
|
|
xs.join sep
|
||
|
|
|
||
|
|
export reverse = (xs) ->
|
||
|
|
if typeof! xs is \String
|
||
|
|
then (xs / '')reverse! * ''
|
||
|
|
else xs.slice!reverse!
|
||
|
|
|
||
|
|
export fold = export foldl = (f, memo, xs) -->
|
||
|
|
if typeof! xs is \Object
|
||
|
|
for , x of xs then memo = f memo, x
|
||
|
|
else
|
||
|
|
for x in xs then memo = f memo, x
|
||
|
|
memo
|
||
|
|
|
||
|
|
export fold1 = export foldl1 = (f, xs) --> fold f, xs.0, xs.slice 1
|
||
|
|
|
||
|
|
export foldr = (f, memo, xs) --> fold f, memo, xs.slice!reverse!
|
||
|
|
|
||
|
|
export foldr1 = (f, xs) -->
|
||
|
|
xs.=slice!reverse!
|
||
|
|
fold f, xs.0, xs.slice 1
|
||
|
|
|
||
|
|
export unfoldr = export unfold = (f, b) -->
|
||
|
|
if (f b)?
|
||
|
|
[that.0] ++ unfoldr f, that.1
|
||
|
|
else
|
||
|
|
[]
|
||
|
|
|
||
|
|
export andList = (xs) ->
|
||
|
|
for x in xs when not x
|
||
|
|
return false
|
||
|
|
true
|
||
|
|
|
||
|
|
export orList = (xs) ->
|
||
|
|
for x in xs when x
|
||
|
|
return true
|
||
|
|
false
|
||
|
|
|
||
|
|
export any = (f, xs) -->
|
||
|
|
f = objToFunc f if typeof! f isnt \Function
|
||
|
|
for x in xs when f x
|
||
|
|
return yes
|
||
|
|
no
|
||
|
|
|
||
|
|
export all = (f, xs) -->
|
||
|
|
f = objToFunc f if typeof! f isnt \Function
|
||
|
|
for x in xs when not f x
|
||
|
|
return no
|
||
|
|
yes
|
||
|
|
|
||
|
|
export unique = (xs) ->
|
||
|
|
result = []
|
||
|
|
if typeof! xs is \Object
|
||
|
|
for , x of xs when x not in result then result.push x
|
||
|
|
else
|
||
|
|
for x in xs when x not in result then result.push x
|
||
|
|
if typeof! xs is \String then result * '' else result
|
||
|
|
|
||
|
|
export sort = (xs) ->
|
||
|
|
xs.concat!sort (x, y) ->
|
||
|
|
| x > y => 1
|
||
|
|
| x < y => -1
|
||
|
|
| _ => 0
|
||
|
|
|
||
|
|
export sortBy = (f, xs) -->
|
||
|
|
return [] unless xs.length
|
||
|
|
xs.concat!sort f
|
||
|
|
|
||
|
|
export compare = (f, x, y) -->
|
||
|
|
| (f x) > (f y) => 1
|
||
|
|
| (f x) < (f y) => -1
|
||
|
|
| otherwise => 0
|
||
|
|
|
||
|
|
export sum = (xs) ->
|
||
|
|
result = 0
|
||
|
|
if typeof! xs is \Object
|
||
|
|
for , x of xs then result += x
|
||
|
|
else
|
||
|
|
for x in xs then result += x
|
||
|
|
result
|
||
|
|
|
||
|
|
export product = (xs) ->
|
||
|
|
result = 1
|
||
|
|
if typeof! xs is \Object
|
||
|
|
for , x of xs then result *= x
|
||
|
|
else
|
||
|
|
for x in xs then result *= x
|
||
|
|
result
|
||
|
|
|
||
|
|
export mean = export average = (xs) -> (sum xs) / len xs
|
||
|
|
|
||
|
|
export concat = (xss) -> fold append, [], xss
|
||
|
|
|
||
|
|
export concatMap = (f, xs) --> fold ((memo, x) -> append memo, f x), [], xs
|
||
|
|
|
||
|
|
export listToObj = (xs) ->
|
||
|
|
{[x.0, x.1] for x in xs}
|
||
|
|
|
||
|
|
export maximum = (xs) -> fold1 (>?), xs
|
||
|
|
|
||
|
|
export minimum = (xs) -> fold1 (<?), xs
|
||
|
|
|
||
|
|
export scan = export scanl = (f, memo, xs) -->
|
||
|
|
last = memo
|
||
|
|
if typeof! xs is \Object
|
||
|
|
then [memo] ++ [last = f last, x for , x of xs]
|
||
|
|
else [memo] ++ [last = f last, x for x in xs]
|
||
|
|
|
||
|
|
export scan1 = export scanl1 = (f, xs) --> scan f, xs.0, xs.slice 1
|
||
|
|
|
||
|
|
export scanr = (f, memo, xs) -->
|
||
|
|
xs.=slice!reverse!
|
||
|
|
scan f, memo, xs .reverse!
|
||
|
|
|
||
|
|
export scanr1 = (f, xs) -->
|
||
|
|
xs.=slice!reverse!
|
||
|
|
scan f, xs.0, xs.slice 1 .reverse!
|
||
|
|
|
||
|
|
export replicate = (n, x) -->
|
||
|
|
result = []
|
||
|
|
i = 0
|
||
|
|
while i < n, ++i then result.push x
|
||
|
|
result
|
||
|
|
|
||
|
|
export take = (n, xs) -->
|
||
|
|
| n <= 0
|
||
|
|
if typeof! xs is \String then '' else []
|
||
|
|
| not xs.length => xs
|
||
|
|
| otherwise => xs.slice 0, n
|
||
|
|
|
||
|
|
export drop = (n, xs) -->
|
||
|
|
| n <= 0 => xs
|
||
|
|
| not xs.length => xs
|
||
|
|
| otherwise => xs.slice n
|
||
|
|
|
||
|
|
export splitAt = (n, xs) --> [(take n, xs), (drop n, xs)]
|
||
|
|
|
||
|
|
export takeWhile = (p, xs) -->
|
||
|
|
return xs if not xs.length
|
||
|
|
p = objToFunc p if typeof! p isnt \Function
|
||
|
|
result = []
|
||
|
|
for x in xs
|
||
|
|
break if not p x
|
||
|
|
result.push x
|
||
|
|
if typeof! xs is \String then result * '' else result
|
||
|
|
|
||
|
|
export dropWhile = (p, xs) -->
|
||
|
|
return xs if not xs.length
|
||
|
|
p = objToFunc p if typeof! p isnt \Function
|
||
|
|
i = 0
|
||
|
|
for x in xs
|
||
|
|
break if not p x
|
||
|
|
++i
|
||
|
|
drop i, xs
|
||
|
|
|
||
|
|
export span = (p, xs) --> [(takeWhile p, xs), (dropWhile p, xs)]
|
||
|
|
|
||
|
|
export breakIt = (p, xs) --> span (not) << p, xs
|
||
|
|
|
||
|
|
export zip = (xs, ys) -->
|
||
|
|
result = []
|
||
|
|
for zs, i in [xs, ys]
|
||
|
|
for z, j in zs
|
||
|
|
result.push [] if i is 0
|
||
|
|
result[j]?push z
|
||
|
|
result
|
||
|
|
|
||
|
|
export zipWith = (f,xs, ys) -->
|
||
|
|
f = objToFunc f if typeof! f isnt \Function
|
||
|
|
if not xs.length or not ys.length
|
||
|
|
[]
|
||
|
|
else
|
||
|
|
[f.apply this, zs for zs in zip.call this, xs, ys]
|
||
|
|
|
||
|
|
export zipAll = (...xss) ->
|
||
|
|
result = []
|
||
|
|
for xs, i in xss
|
||
|
|
for x, j in xs
|
||
|
|
result.push [] if i is 0
|
||
|
|
result[j]?push x
|
||
|
|
result
|
||
|
|
|
||
|
|
export zipAllWith = (f, ...xss) ->
|
||
|
|
f = objToFunc f if typeof! f isnt \Function
|
||
|
|
if not xss.0.length or not xss.1.length
|
||
|
|
[]
|
||
|
|
else
|
||
|
|
[f.apply this, xs for xs in zipAll.apply this, xss]
|
||
|
|
|
||
|
|
export compose = (...funcs) ->
|
||
|
|
->
|
||
|
|
args = arguments
|
||
|
|
for f in funcs
|
||
|
|
args = [f.apply this, args]
|
||
|
|
args.0
|
||
|
|
|
||
|
|
export curry = (f) ->
|
||
|
|
curry$ f # using util method curry$ from livescript
|
||
|
|
|
||
|
|
export id = (x) -> x
|
||
|
|
|
||
|
|
export flip = (f, x, y) --> f y, x
|
||
|
|
|
||
|
|
export fix = (f) ->
|
||
|
|
( (g, x) -> -> f(g g) ...arguments ) do
|
||
|
|
(g, x) -> -> f(g g) ...arguments
|
||
|
|
|
||
|
|
export lines = (str) ->
|
||
|
|
return [] if not str.length
|
||
|
|
str / \\n
|
||
|
|
|
||
|
|
export unlines = (strs) -> strs * \\n
|
||
|
|
|
||
|
|
export words = (str) ->
|
||
|
|
return [] if not str.length
|
||
|
|
str / /[ ]+/
|
||
|
|
|
||
|
|
export unwords = (strs) -> strs * ' '
|
||
|
|
|
||
|
|
export max = (>?)
|
||
|
|
|
||
|
|
export min = (<?)
|
||
|
|
|
||
|
|
export negate = (x) -> -x
|
||
|
|
|
||
|
|
export abs = Math.abs
|
||
|
|
|
||
|
|
export signum = (x) ->
|
||
|
|
| x < 0 => -1
|
||
|
|
| x > 0 => 1
|
||
|
|
| otherwise => 0
|
||
|
|
|
||
|
|
export quot = (x, y) --> ~~(x / y)
|
||
|
|
|
||
|
|
export rem = (%)
|
||
|
|
|
||
|
|
export div = (x, y) --> Math.floor x / y
|
||
|
|
|
||
|
|
export mod = (%%)
|
||
|
|
|
||
|
|
export recip = (1 /)
|
||
|
|
|
||
|
|
export pi = Math.PI
|
||
|
|
|
||
|
|
export tau = pi * 2
|
||
|
|
|
||
|
|
export exp = Math.exp
|
||
|
|
|
||
|
|
export sqrt = Math.sqrt
|
||
|
|
|
||
|
|
# changed from log as log is a
|
||
|
|
# common function for logging things
|
||
|
|
export ln = Math.log
|
||
|
|
|
||
|
|
export pow = (^)
|
||
|
|
|
||
|
|
export sin = Math.sin
|
||
|
|
|
||
|
|
export tan = Math.tan
|
||
|
|
|
||
|
|
export cos = Math.cos
|
||
|
|
|
||
|
|
export asin = Math.asin
|
||
|
|
|
||
|
|
export acos = Math.acos
|
||
|
|
|
||
|
|
export atan = Math.atan
|
||
|
|
|
||
|
|
export atan2 = (x, y) --> Math.atan2 x, y
|
||
|
|
|
||
|
|
# sinh
|
||
|
|
# tanh
|
||
|
|
# cosh
|
||
|
|
# asinh
|
||
|
|
# atanh
|
||
|
|
# acosh
|
||
|
|
|
||
|
|
export truncate = (x) -> ~~x
|
||
|
|
|
||
|
|
export round = Math.round
|
||
|
|
|
||
|
|
export ceiling = Math.ceil
|
||
|
|
|
||
|
|
export floor = Math.floor
|
||
|
|
|
||
|
|
export isItNaN = (x) -> x isnt x
|
||
|
|
|
||
|
|
export even = (x) -> x % 2 == 0
|
||
|
|
|
||
|
|
export odd = (x) -> x % 2 != 0
|
||
|
|
|
||
|
|
export gcd = (x, y) -->
|
||
|
|
x = Math.abs x
|
||
|
|
y = Math.abs y
|
||
|
|
until y is 0
|
||
|
|
z = x % y
|
||
|
|
x = y
|
||
|
|
y = z
|
||
|
|
x
|
||
|
|
|
||
|
|
export lcm = (x, y) -->
|
||
|
|
Math.abs Math.floor (x / (gcd x, y) * y)
|
||
|
|
|
||
|
|
# meta
|
||
|
|
export installPrelude = !(target) ->
|
||
|
|
unless target.prelude?isInstalled
|
||
|
|
target <<< out$ # using out$ generated by livescript
|
||
|
|
target <<< target.prelude.isInstalled = true
|
||
|
|
|
||
|
|
export prelude = out$
|
||
|
|
</textarea></form>
|
||
|
|
<script>
|
||
|
|
var editor = CodeMirror.fromTextArea(document.getElementById("code"), {
|
||
|
|
theme: "solarized light",
|
||
|
|
lineNumbers: true
|
||
|
|
});
|
||
|
|
</script>
|
||
|
|
|
||
|
|
<p><strong>MIME types defined:</strong> <code>text/x-livescript</code>.</p>
|
||
|
|
|
||
|
|
<p>The LiveScript mode was written by Kenneth Bentley.</p>
|
||
|
|
|
||
|
|
</article>
|