git-hound/internal/app/util.go at master · newdominic/git-hound

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package app

import (

"io/ioutil"

"log"

"strings"

"github.com/fatih/color"

)

// GetFileLines takes a file path and returns its lines, stringified.

func GetFileLines(file string) (lines []string) {

dat, err := ioutil.ReadFile(file)

if err != nil {

color.Red("[!] File '" + file + "' does not exist.")

log.Fatal()

}

linesUnparsed := strings.Split(string(dat), "\n")

for _, line := range linesUnparsed {

if line != "" {

lines = append(lines, line)

}

return lines

}

// Abs returns the absolute value of x.

func Abs(x int) int {

if x < 0 {

return -x

}

return x

}

// CheckErr checks if an error is not null, and

// exits if it is not null.

func CheckErr(err error) {

if err != nil {

color.Red("[!] An error has occurred.")

log.Fatal(err)

}