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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 | 1x 13x 1x 15x 5x 5x 8x 8x 1x 2x 106x 2x 104x 22x 22x 104x 1x 1x 5x 1x 1x 8x 1x | 'use strict';
const predicates = require('./predicates');
// chaining mixin
class Lazy {
constructor() {
this.lazy = [];
}
valueOf() {
return this.val();
}
val() {
return this.lazy[this.method](args => args[0].apply(null, args[1]));
}
}
class Every extends Lazy {
constructor() {
super();
this.method = 'every';
}
}
class Some extends Lazy {
constructor() {
super();
this.method = 'some';
}
}
// Extend chaining methods onto the prototypes
[Every, Some].forEach(cls => {
Object.keys(predicates).reduce((proto, fnName) => {
if (!predicates.fn(predicates[fnName])) {
return proto;
}
/* eslint-disable-next-line func-names, no-param-reassign */
proto[fnName] = function() {
this.lazy.push([predicates[fnName], arguments]);
return this;
};
return proto;
}, cls.prototype);
});
const predicate = module.exports;
predicate.every = function every() {
return new Every();
};
predicate.all = predicate.every;
predicate.some = function some() {
return new Some();
};
predicate.any = predicate.some;
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