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Improve the comments in utils.go

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This commit is contained in:
Chris Cummer 2019-05-13 17:15:09 -07:00
parent 0a2addb532
commit 4863901859
1 changed files with 15 additions and 0 deletions
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15
wtf/utils.go
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@ -38,6 +38,7 @@ func CenterText(str string, width int) string {
return fmt.Sprintf("%[1]*s", -width, fmt.Sprintf("%[1]*s", (width+len(str))/2, str)) return fmt.Sprintf("%[1]*s", -width, fmt.Sprintf("%[1]*s", (width+len(str))/2, str))
} }
// ExecuteCommand executes an external command on the local machine as the current user
func ExecuteCommand(cmd *exec.Cmd) string { func ExecuteCommand(cmd *exec.Cmd) string {
stdout, err := cmd.StdoutPipe() stdout, err := cmd.StdoutPipe()
if err != nil { if err != nil {
@ -78,12 +79,20 @@ func Exclude(strs []string, val string) bool {
return true return true
} }
// FindMatch takes a regex pattern and a string of data and returns back all the matches
// in that string
func FindMatch(pattern string, data string) [][]string { func FindMatch(pattern string, data string) [][]string {
r := regexp.MustCompile(pattern) r := regexp.MustCompile(pattern)
return r.FindAllStringSubmatch(data, -1) return r.FindAllStringSubmatch(data, -1)
} }
// NameFromEmail takes an email address and returns the part that comes before the @ symbol // NameFromEmail takes an email address and returns the part that comes before the @ symbol
//
// Example:
//
// NameFromEmail("test_user@example.com")
// > "Test_user"
//
func NameFromEmail(email string) string { func NameFromEmail(email string) string {
parts := strings.Split(email, "@") parts := strings.Split(email, "@")
return strings.Title(strings.Replace(parts[0], ".", " ", -1)) return strings.Title(strings.Replace(parts[0], ".", " ", -1))
@ -91,6 +100,12 @@ func NameFromEmail(email string) string {
// NamesFromEmails takes a slice of email addresses and returns a slice of the parts that // NamesFromEmails takes a slice of email addresses and returns a slice of the parts that
// come before the @ symbol // come before the @ symbol
//
// Example:
//
// NamesFromEmail("test_user@example.com", "other_user@example.com")
// > []string{"Test_user", "Other_user"}
//
func NamesFromEmails(emails []string) []string { func NamesFromEmails(emails []string) []string {
names := []string{} names := []string{}