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proudlygeek/op.js

Last active July 6, 2019 23:15
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Revisions

  1. proudlygeek revised this gist Jul 14, 2014. 1 changed file with 23 additions and 28 deletions.
    51 changes: 23 additions & 28 deletions op.js
    View file
    Original file line number Diff line number Diff line change
    @@ -1,39 +1,34 @@
    // http://www.codewars.com/kata/525f3eda17c7cd9f9e000b39/train/javascript

    function recur(n, op) {
    return (op)
    ? op.call(op, n)
    :n;
    }

    function zero(op) { return recur(0, op); }
    function one(op) { return recur(1, op); }
    function two(op) { return recur(2, op); }
    function three(op) { return recur(3, op); }
    function four(op) { return recur(4, op); }
    function five(op) { return recur(5, op); }
    function six(op) { return recur(6, op); }
    function seven(op) { return recur(7, op); }
    function eight(op) { return recur(8, op); }
    function nine(op) { return recur(9, op); }
    function recur(n, op) { return (op) ? op.call(op, n) : n; }
    function zero(op) { return recur(0, op); }
    function one(op) { return recur(1, op); }
    function two(op) { return recur(2, op); }
    function three(op) { return recur(3, op); }
    function four(op) { return recur(4, op); }
    function five(op) { return recur(5, op); }
    function six(op) { return recur(6, op); }
    function seven(op) { return recur(7, op); }
    function eight(op) { return recur(8, op); }
    function nine(op) { return recur(9, op); }

    function plus(num) {
    return function(res) {
    return res + num;
    };
    return function(res) {
    return res + num;
    };
    }
    function minus(num) {
    return function(res) {
    return res - num;
    };
    return function(res) {
    return res - num;
    };
    }
    function times(num) {
    return function(res) {
    return res * num;
    };
    return function(res) {
    return res * num;
    };
    }
    function dividedBy(num) {
    return function(res) {
    return res / num;
    };
    return function(res) {
    return res / num;
    };
    }
  2. proudlygeek revised this gist Jul 14, 2014. 1 changed file with 5 additions and 5 deletions.
    10 changes: 5 additions & 5 deletions op.js
    View file
    Original file line number Diff line number Diff line change
    @@ -2,8 +2,8 @@

    function recur(n, op) {
    return (op)
    ? op.call(op, n)
    : n;
    ? op.call(op, n)
    :n;
    }

    function zero(op) { return recur(0, op); }
    @@ -33,7 +33,7 @@ function times(num) {
    };
    }
    function dividedBy(num) {
    return function(res) {
    return res / num;
    };
    return function(res) {
    return res / num;
    };
    }
  3. proudlygeek created this gist Jul 14, 2014.
    39 changes: 39 additions & 0 deletions op.js
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,39 @@
    // http://www.codewars.com/kata/525f3eda17c7cd9f9e000b39/train/javascript

    function recur(n, op) {
    return (op)
    ? op.call(op, n)
    : n;
    }

    function zero(op) { return recur(0, op); }
    function one(op) { return recur(1, op); }
    function two(op) { return recur(2, op); }
    function three(op) { return recur(3, op); }
    function four(op) { return recur(4, op); }
    function five(op) { return recur(5, op); }
    function six(op) { return recur(6, op); }
    function seven(op) { return recur(7, op); }
    function eight(op) { return recur(8, op); }
    function nine(op) { return recur(9, op); }

    function plus(num) {
    return function(res) {
    return res + num;
    };
    }
    function minus(num) {
    return function(res) {
    return res - num;
    };
    }
    function times(num) {
    return function(res) {
    return res * num;
    };
    }
    function dividedBy(num) {
    return function(res) {
    return res / num;
    };
    }
    6 changes: 6 additions & 0 deletions tests.js
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    Original file line number Diff line number Diff line change
    @@ -0,0 +1,6 @@
    Test.assertEquals(one(plus(one())), 2);
    Test.assertEquals(two(times(three())), 6);
    Test.assertEquals(seven(times(five())), 35);
    Test.assertEquals(four(plus(nine())), 13);
    Test.assertEquals(eight(minus(three())), 5);
    Test.assertEquals(six(dividedBy(two())), 3);