mdwhatcott

(ns kata.life)

(defn neighbors-of [[x y]]
  (for [Y (range (dec y) (+ 2 y))
        X (range (dec x) (+ 2 x))
        :when (not= [x y] [X Y])] [X Y]))

(defn count-active-neighbors [cell grid]
  (->> cell neighbors-of set (filter grid) count))

mdwhatcott

(ns hello-quil.grid
  (:require [quil.core :as q]
            [quil.middleware :as m]))

(defn hovering? [{:keys [x y width mark] :as cell}]
  (let [x2 (+ x width)
        y2 (+ y width)
        mx (q/mouse-x)
        my (q/mouse-y)]
    (and (nil? mark)

mdwhatcott

(ns factors.core-spec
  (:require [speclj.core :refer :all]
            [factors.core :refer :all]))

(defn factors-of [n]
  (loop [n n, d 2, fs []]
    (cond (= n 1) fs
          (zero? (mod n d)) (recur (/ n d) d (conj fs d))
          :else (recur n (inc d) fs))))

mdwhatcott

(ns bowling.core-spec
  (:require [speclj.core :refer :all]))

(defn is-strike? [[first & _]] (= 10 first))
(defn is-spare? [[first second & _]] (= 10 (+ first second)))

(defn split-frame [rolls]
  (cond (is-strike? rolls) [(take 3 rolls) (rest rolls)]
        (is-spare? rolls)  [(take 3 rolls) (drop 2 rolls)]
        :else              [(take 2 rolls) (drop 2 rolls)]))

mdwhatcott

(ns bowling.core-spec
  (:require [speclj.core :refer :all]))

(defn is-strike? [rolls] (= 10 (first rolls)))
(defn is-spare? [rolls] (= 10 (apply + (take 2 rolls))))

(defn ->frames [rolls]
  (cond
    (empty? rolls) []

mdwhatcott

(ns bowling.core-spec
  (:require [speclj.core :refer :all]))

(def all-pins 10)
(def frames-per-game 10)
(defn game-over [frame]    (= frame frames-per-game))
(defn strike-score [rolls] (+ all-pins (nth rolls 1) (nth rolls 2)))
(defn spare-score [rolls]  (+ all-pins (nth rolls 2)))
(defn frame-score [rolls]  (+ (first rolls) (second rolls)))
(defn is-strike [rolls]    (= all-pins (first rolls)))

mdwhatcott

package templates

import (
	"bytes"
	"fmt"
	"io"
	"text/template"
)

func ParseAndExecute(format string, args ...interface{}) string {

mdwhatcott

#lang racket

(define LAST-FRAME 10)
(define ALL-PINS 10)

(define (is-spare? rolls) (= ALL-PINS (+ (first rolls) (second rolls))))
(define (is-strike? rolls) (= ALL-PINS (first rolls)))

(define (score-frame frame score rolls)
  (score-frames (add1 frame)

mdwhatcott

type StackTraceError struct {
   inner error
   stack []byte
}

func NewStackTraceError(inner error) *StackTraceError {
   return &StackTraceError{
      inner: inner,
      stack: debug.Stack(),
   }

mdwhatcott

#!/usr/bin/env bash

# TCR: test && commit || revert
# codified by Kent Beck
# https://medium.com/@kentbeck_7670/test-commit-revert-870bbd756864

function test() {
    echo
    cd `git rev-parse --show-toplevel`
    go test ./...