urltomarkdown/node_modules/prelude-ls/lib/List.js

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2022-01-08 17:05:05 +00:00
// 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; }