Bootstrap and day 1 solution

utilities/colors.go

@@ -0,0 +1,44 @@
+package utilities
+
+const (
+	ColorBlack   = "\u001b[30m"
+	ColorRed     = "\u001b[31m"
+	ColorGreen   = "\u001b[32m"
+	ColorYellow  = "\u001b[33m"
+	ColorBlue    = "\u001b[34m"
+	ColorMagenta = "\u001b[35m"
+	ColorCyan    = "\u001b[36m"
+	ColorWhite   = "\u001b[37m"
+
+	ColorBrightBlack   = "\u001b[30;1m"
+	ColorBrightRed     = "\u001b[31;1m"
+	ColorBrightGreen   = "\u001b[32;1m"
+	ColorBrightYellow  = "\u001b[33;1m"
+	ColorBrightBlue    = "\u001b[34;1m"
+	ColorBrightMagenta = "\u001b[35;1m"
+	ColorBrightCyan    = "\u001b[36;1m"
+	ColorBrightWhite   = "\u001b[37;1m"
+
+	BackgroundBlack   = "\u001b[40m"
+	BackgroundRed     = "\u001b[41m"
+	BackgroundGreen   = "\u001b[42m"
+	BackgroundYellow  = "\u001b[43m"
+	BackgroundBlue    = "\u001b[44m"
+	BackgroundMagenta = "\u001b[45m"
+	BackgroundCyan    = "\u001b[46m"
+	BackgroundWhite   = "\u001b[47m"
+
+	BackgroundBrightBlack   = "\u001b[40;1m"
+	BackgroundBrightRed     = "\u001b[41;1m"
+	BackgroundBrightGreen   = "\u001b[42;1m"
+	BackgroundBrightYellow  = "\u001b[43;1m"
+	BackgroundBrightBlue    = "\u001b[44;1m"
+	BackgroundBrightMagenta = "\u001b[45;1m"
+	BackgroundBrightCyan    = "\u001b[46;1m"
+	BackgroundBrightWhite   = "\u001b[47;1m"
+
+	TextReset     = "\u001b[0m"
+	TextBold      = "\u001b[1m"
+	TextUnderline = "\u001b[4m"
+	TextReverse   = "\u001b[7m"
+)

utilities/parsing.go

@@ -0,0 +1,45 @@
+package utilities
+
+import (
+	"bufio"
+	"fmt"
+	"strconv"
+
+	"parnic.com/aoc2019/inputs"
+)
+
+func getData(filename string, lineHandler func(line string)) {
+	file, err := inputs.Sets.Open(fmt.Sprintf("%s.txt", filename))
+	// version that doesn't use embedded files:
+	// file, err := os.Open(fmt.Sprintf("inputs/%s.txt", filename))
+	if err != nil {
+		panic(err)
+	}
+	defer file.Close()
+
+	scanner := bufio.NewScanner(file)
+	scanner.Split(bufio.ScanLines)
+	for scanner.Scan() {
+		lineHandler(scanner.Text())
+	}
+}
+
+func GetStringLines(filename string) []string {
+	retval := make([]string, 0)
+	getData(filename, func(line string) {
+		retval = append(retval, line)
+	})
+	return retval
+}
+
+func GetIntLines(filename string) []int64 {
+	retval := make([]int64, 0)
+	getData(filename, func(line string) {
+		val, err := strconv.ParseInt(line, 10, 64)
+		if err != nil {
+			panic(err)
+		}
+		retval = append(retval, val)
+	})
+	return retval
+}