odin-javascript-exercises/node_modules/prelude-ls/lib/List.js
2017-12-15 12:56:14 -06:00

686 lines
No EOL
15 KiB
JavaScript

// Generated by LiveScript 1.4.0
var each, map, compact, filter, reject, partition, find, head, first, tail, last, initial, empty, reverse, unique, uniqueBy, fold, foldl, fold1, foldl1, foldr, foldr1, unfoldr, concat, concatMap, flatten, difference, intersection, union, countBy, groupBy, andList, orList, any, all, sort, sortWith, sortBy, sum, product, mean, average, maximum, minimum, maximumBy, minimumBy, scan, scanl, scan1, scanl1, scanr, scanr1, slice, take, drop, splitAt, takeWhile, dropWhile, span, breakList, zip, zipWith, zipAll, zipAllWith, at, elemIndex, elemIndices, findIndex, findIndices, toString$ = {}.toString, slice$ = [].slice;
each = curry$(function(f, xs){
var i$, len$, x;
for (i$ = 0, len$ = xs.length; i$ < len$; ++i$) {
x = xs[i$];
f(x);
}
return xs;
});
map = curry$(function(f, xs){
var i$, len$, x, results$ = [];
for (i$ = 0, len$ = xs.length; i$ < len$; ++i$) {
x = xs[i$];
results$.push(f(x));
}
return results$;
});
compact = function(xs){
var i$, len$, x, results$ = [];
for (i$ = 0, len$ = xs.length; i$ < len$; ++i$) {
x = xs[i$];
if (x) {
results$.push(x);
}
}
return results$;
};
filter = curry$(function(f, xs){
var i$, len$, x, results$ = [];
for (i$ = 0, len$ = xs.length; i$ < len$; ++i$) {
x = xs[i$];
if (f(x)) {
results$.push(x);
}
}
return results$;
});
reject = curry$(function(f, xs){
var i$, len$, x, results$ = [];
for (i$ = 0, len$ = xs.length; i$ < len$; ++i$) {
x = xs[i$];
if (!f(x)) {
results$.push(x);
}
}
return results$;
});
partition = curry$(function(f, xs){
var passed, failed, i$, len$, x;
passed = [];
failed = [];
for (i$ = 0, len$ = xs.length; i$ < len$; ++i$) {
x = xs[i$];
(f(x) ? passed : failed).push(x);
}
return [passed, failed];
});
find = curry$(function(f, xs){
var i$, len$, x;
for (i$ = 0, len$ = xs.length; i$ < len$; ++i$) {
x = xs[i$];
if (f(x)) {
return x;
}
}
});
head = first = function(xs){
return xs[0];
};
tail = function(xs){
if (!xs.length) {
return;
}
return xs.slice(1);
};
last = function(xs){
return xs[xs.length - 1];
};
initial = function(xs){
if (!xs.length) {
return;
}
return xs.slice(0, -1);
};
empty = function(xs){
return !xs.length;
};
reverse = function(xs){
return xs.concat().reverse();
};
unique = function(xs){
var result, i$, len$, x;
result = [];
for (i$ = 0, len$ = xs.length; i$ < len$; ++i$) {
x = xs[i$];
if (!in$(x, result)) {
result.push(x);
}
}
return result;
};
uniqueBy = curry$(function(f, xs){
var seen, i$, len$, x, val, results$ = [];
seen = [];
for (i$ = 0, len$ = xs.length; i$ < len$; ++i$) {
x = xs[i$];
val = f(x);
if (in$(val, seen)) {
continue;
}
seen.push(val);
results$.push(x);
}
return results$;
});
fold = foldl = curry$(function(f, memo, xs){
var i$, len$, x;
for (i$ = 0, len$ = xs.length; i$ < len$; ++i$) {
x = xs[i$];
memo = f(memo, x);
}
return memo;
});
fold1 = foldl1 = curry$(function(f, xs){
return fold(f, xs[0], xs.slice(1));
});
foldr = curry$(function(f, memo, xs){
var i$, x;
for (i$ = xs.length - 1; i$ >= 0; --i$) {
x = xs[i$];
memo = f(x, memo);
}
return memo;
});
foldr1 = curry$(function(f, xs){
return foldr(f, xs[xs.length - 1], xs.slice(0, -1));
});
unfoldr = curry$(function(f, b){
var result, x, that;
result = [];
x = b;
while ((that = f(x)) != null) {
result.push(that[0]);
x = that[1];
}
return result;
});
concat = function(xss){
return [].concat.apply([], xss);
};
concatMap = curry$(function(f, xs){
var x;
return [].concat.apply([], (function(){
var i$, ref$, len$, results$ = [];
for (i$ = 0, len$ = (ref$ = xs).length; i$ < len$; ++i$) {
x = ref$[i$];
results$.push(f(x));
}
return results$;
}()));
});
flatten = function(xs){
var x;
return [].concat.apply([], (function(){
var i$, ref$, len$, results$ = [];
for (i$ = 0, len$ = (ref$ = xs).length; i$ < len$; ++i$) {
x = ref$[i$];
if (toString$.call(x).slice(8, -1) === 'Array') {
results$.push(flatten(x));
} else {
results$.push(x);
}
}
return results$;
}()));
};
difference = function(xs){
var yss, results, i$, len$, x, j$, len1$, ys;
yss = slice$.call(arguments, 1);
results = [];
outer: for (i$ = 0, len$ = xs.length; i$ < len$; ++i$) {
x = xs[i$];
for (j$ = 0, len1$ = yss.length; j$ < len1$; ++j$) {
ys = yss[j$];
if (in$(x, ys)) {
continue outer;
}
}
results.push(x);
}
return results;
};
intersection = function(xs){
var yss, results, i$, len$, x, j$, len1$, ys;
yss = slice$.call(arguments, 1);
results = [];
outer: for (i$ = 0, len$ = xs.length; i$ < len$; ++i$) {
x = xs[i$];
for (j$ = 0, len1$ = yss.length; j$ < len1$; ++j$) {
ys = yss[j$];
if (!in$(x, ys)) {
continue outer;
}
}
results.push(x);
}
return results;
};
union = function(){
var xss, results, i$, len$, xs, j$, len1$, x;
xss = slice$.call(arguments);
results = [];
for (i$ = 0, len$ = xss.length; i$ < len$; ++i$) {
xs = xss[i$];
for (j$ = 0, len1$ = xs.length; j$ < len1$; ++j$) {
x = xs[j$];
if (!in$(x, results)) {
results.push(x);
}
}
}
return results;
};
countBy = curry$(function(f, xs){
var results, i$, len$, x, key;
results = {};
for (i$ = 0, len$ = xs.length; i$ < len$; ++i$) {
x = xs[i$];
key = f(x);
if (key in results) {
results[key] += 1;
} else {
results[key] = 1;
}
}
return results;
});
groupBy = curry$(function(f, xs){
var results, i$, len$, x, key;
results = {};
for (i$ = 0, len$ = xs.length; i$ < len$; ++i$) {
x = xs[i$];
key = f(x);
if (key in results) {
results[key].push(x);
} else {
results[key] = [x];
}
}
return results;
});
andList = function(xs){
var i$, len$, x;
for (i$ = 0, len$ = xs.length; i$ < len$; ++i$) {
x = xs[i$];
if (!x) {
return false;
}
}
return true;
};
orList = function(xs){
var i$, len$, x;
for (i$ = 0, len$ = xs.length; i$ < len$; ++i$) {
x = xs[i$];
if (x) {
return true;
}
}
return false;
};
any = curry$(function(f, xs){
var i$, len$, x;
for (i$ = 0, len$ = xs.length; i$ < len$; ++i$) {
x = xs[i$];
if (f(x)) {
return true;
}
}
return false;
});
all = curry$(function(f, xs){
var i$, len$, x;
for (i$ = 0, len$ = xs.length; i$ < len$; ++i$) {
x = xs[i$];
if (!f(x)) {
return false;
}
}
return true;
});
sort = function(xs){
return xs.concat().sort(function(x, y){
if (x > y) {
return 1;
} else if (x < y) {
return -1;
} else {
return 0;
}
});
};
sortWith = curry$(function(f, xs){
return xs.concat().sort(f);
});
sortBy = curry$(function(f, xs){
return xs.concat().sort(function(x, y){
if (f(x) > f(y)) {
return 1;
} else if (f(x) < f(y)) {
return -1;
} else {
return 0;
}
});
});
sum = function(xs){
var result, i$, len$, x;
result = 0;
for (i$ = 0, len$ = xs.length; i$ < len$; ++i$) {
x = xs[i$];
result += x;
}
return result;
};
product = function(xs){
var result, i$, len$, x;
result = 1;
for (i$ = 0, len$ = xs.length; i$ < len$; ++i$) {
x = xs[i$];
result *= x;
}
return result;
};
mean = average = function(xs){
var sum, i$, len$, x;
sum = 0;
for (i$ = 0, len$ = xs.length; i$ < len$; ++i$) {
x = xs[i$];
sum += x;
}
return sum / xs.length;
};
maximum = function(xs){
var max, i$, ref$, len$, x;
max = xs[0];
for (i$ = 0, len$ = (ref$ = xs.slice(1)).length; i$ < len$; ++i$) {
x = ref$[i$];
if (x > max) {
max = x;
}
}
return max;
};
minimum = function(xs){
var min, i$, ref$, len$, x;
min = xs[0];
for (i$ = 0, len$ = (ref$ = xs.slice(1)).length; i$ < len$; ++i$) {
x = ref$[i$];
if (x < min) {
min = x;
}
}
return min;
};
maximumBy = curry$(function(f, xs){
var max, i$, ref$, len$, x;
max = xs[0];
for (i$ = 0, len$ = (ref$ = xs.slice(1)).length; i$ < len$; ++i$) {
x = ref$[i$];
if (f(x) > f(max)) {
max = x;
}
}
return max;
});
minimumBy = curry$(function(f, xs){
var min, i$, ref$, len$, x;
min = xs[0];
for (i$ = 0, len$ = (ref$ = xs.slice(1)).length; i$ < len$; ++i$) {
x = ref$[i$];
if (f(x) < f(min)) {
min = x;
}
}
return min;
});
scan = scanl = curry$(function(f, memo, xs){
var last, x;
last = memo;
return [memo].concat((function(){
var i$, ref$, len$, results$ = [];
for (i$ = 0, len$ = (ref$ = xs).length; i$ < len$; ++i$) {
x = ref$[i$];
results$.push(last = f(last, x));
}
return results$;
}()));
});
scan1 = scanl1 = curry$(function(f, xs){
if (!xs.length) {
return;
}
return scan(f, xs[0], xs.slice(1));
});
scanr = curry$(function(f, memo, xs){
xs = xs.concat().reverse();
return scan(f, memo, xs).reverse();
});
scanr1 = curry$(function(f, xs){
if (!xs.length) {
return;
}
xs = xs.concat().reverse();
return scan(f, xs[0], xs.slice(1)).reverse();
});
slice = curry$(function(x, y, xs){
return xs.slice(x, y);
});
take = curry$(function(n, xs){
if (n <= 0) {
return xs.slice(0, 0);
} else {
return xs.slice(0, n);
}
});
drop = curry$(function(n, xs){
if (n <= 0) {
return xs;
} else {
return xs.slice(n);
}
});
splitAt = curry$(function(n, xs){
return [take(n, xs), drop(n, xs)];
});
takeWhile = curry$(function(p, xs){
var len, i;
len = xs.length;
if (!len) {
return xs;
}
i = 0;
while (i < len && p(xs[i])) {
i += 1;
}
return xs.slice(0, i);
});
dropWhile = curry$(function(p, xs){
var len, i;
len = xs.length;
if (!len) {
return xs;
}
i = 0;
while (i < len && p(xs[i])) {
i += 1;
}
return xs.slice(i);
});
span = curry$(function(p, xs){
return [takeWhile(p, xs), dropWhile(p, xs)];
});
breakList = curry$(function(p, xs){
return span(compose$(p, not$), xs);
});
zip = curry$(function(xs, ys){
var result, len, i$, len$, i, x;
result = [];
len = ys.length;
for (i$ = 0, len$ = xs.length; i$ < len$; ++i$) {
i = i$;
x = xs[i$];
if (i === len) {
break;
}
result.push([x, ys[i]]);
}
return result;
});
zipWith = curry$(function(f, xs, ys){
var result, len, i$, len$, i, x;
result = [];
len = ys.length;
for (i$ = 0, len$ = xs.length; i$ < len$; ++i$) {
i = i$;
x = xs[i$];
if (i === len) {
break;
}
result.push(f(x, ys[i]));
}
return result;
});
zipAll = function(){
var xss, minLength, i$, len$, xs, ref$, i, lresult$, j$, results$ = [];
xss = slice$.call(arguments);
minLength = undefined;
for (i$ = 0, len$ = xss.length; i$ < len$; ++i$) {
xs = xss[i$];
minLength <= (ref$ = xs.length) || (minLength = ref$);
}
for (i$ = 0; i$ < minLength; ++i$) {
i = i$;
lresult$ = [];
for (j$ = 0, len$ = xss.length; j$ < len$; ++j$) {
xs = xss[j$];
lresult$.push(xs[i]);
}
results$.push(lresult$);
}
return results$;
};
zipAllWith = function(f){
var xss, minLength, i$, len$, xs, ref$, i, results$ = [];
xss = slice$.call(arguments, 1);
minLength = undefined;
for (i$ = 0, len$ = xss.length; i$ < len$; ++i$) {
xs = xss[i$];
minLength <= (ref$ = xs.length) || (minLength = ref$);
}
for (i$ = 0; i$ < minLength; ++i$) {
i = i$;
results$.push(f.apply(null, (fn$())));
}
return results$;
function fn$(){
var i$, ref$, len$, results$ = [];
for (i$ = 0, len$ = (ref$ = xss).length; i$ < len$; ++i$) {
xs = ref$[i$];
results$.push(xs[i]);
}
return results$;
}
};
at = curry$(function(n, xs){
if (n < 0) {
return xs[xs.length + n];
} else {
return xs[n];
}
});
elemIndex = curry$(function(el, xs){
var i$, len$, i, x;
for (i$ = 0, len$ = xs.length; i$ < len$; ++i$) {
i = i$;
x = xs[i$];
if (x === el) {
return i;
}
}
});
elemIndices = curry$(function(el, xs){
var i$, len$, i, x, results$ = [];
for (i$ = 0, len$ = xs.length; i$ < len$; ++i$) {
i = i$;
x = xs[i$];
if (x === el) {
results$.push(i);
}
}
return results$;
});
findIndex = curry$(function(f, xs){
var i$, len$, i, x;
for (i$ = 0, len$ = xs.length; i$ < len$; ++i$) {
i = i$;
x = xs[i$];
if (f(x)) {
return i;
}
}
});
findIndices = curry$(function(f, xs){
var i$, len$, i, x, results$ = [];
for (i$ = 0, len$ = xs.length; i$ < len$; ++i$) {
i = i$;
x = xs[i$];
if (f(x)) {
results$.push(i);
}
}
return results$;
});
module.exports = {
each: each,
map: map,
filter: filter,
compact: compact,
reject: reject,
partition: partition,
find: find,
head: head,
first: first,
tail: tail,
last: last,
initial: initial,
empty: empty,
reverse: reverse,
difference: difference,
intersection: intersection,
union: union,
countBy: countBy,
groupBy: groupBy,
fold: fold,
fold1: fold1,
foldl: foldl,
foldl1: foldl1,
foldr: foldr,
foldr1: foldr1,
unfoldr: unfoldr,
andList: andList,
orList: orList,
any: any,
all: all,
unique: unique,
uniqueBy: uniqueBy,
sort: sort,
sortWith: sortWith,
sortBy: sortBy,
sum: sum,
product: product,
mean: mean,
average: average,
concat: concat,
concatMap: concatMap,
flatten: flatten,
maximum: maximum,
minimum: minimum,
maximumBy: maximumBy,
minimumBy: minimumBy,
scan: scan,
scan1: scan1,
scanl: scanl,
scanl1: scanl1,
scanr: scanr,
scanr1: scanr1,
slice: slice,
take: take,
drop: drop,
splitAt: splitAt,
takeWhile: takeWhile,
dropWhile: dropWhile,
span: span,
breakList: breakList,
zip: zip,
zipWith: zipWith,
zipAll: zipAll,
zipAllWith: zipAllWith,
at: at,
elemIndex: elemIndex,
elemIndices: elemIndices,
findIndex: findIndex,
findIndices: findIndices
};
function curry$(f, bound){
var context,
_curry = function(args) {
return f.length > 1 ? function(){
var params = args ? args.concat() : [];
context = bound ? context || this : this;
return params.push.apply(params, arguments) <
f.length && arguments.length ?
_curry.call(context, params) : f.apply(context, params);
} : f;
};
return _curry();
}
function in$(x, xs){
var i = -1, l = xs.length >>> 0;
while (++i < l) if (x === xs[i]) return true;
return false;
}
function compose$() {
var functions = arguments;
return function() {
var i, result;
result = functions[0].apply(this, arguments);
for (i = 1; i < functions.length; ++i) {
result = functions[i](result);
}
return result;
};
}
function not$(x){ return !x; }