utils

Documentation

Index

• func CreateFile(filepath string) error
• func CurlThis(webpage string) (body []byte, err error)
• func FileExists(path string) bool
• func FolderExists(path string) bool
• func IsOnline(url url.URL) error
• func IsValidUrl(toTest string) bool

Examples

• CreateFile
• FileExists
• FolderExists
• IsOnline

Functions

func CreateFile

func CreateFile(filepath string) error

CreateFile creates a file on the given filepath along with any necessary parents, and returns nil, or else returns an error.

Example

err := CreateFile(existingFile)
if err != nil {
	fmt.Println("Failed to create file because it already exists")
} else {
	fmt.Println("File has been created successfully!")
}

Output:

Failed to create file because it already exists

func CurlThis

func CurlThis(webpage string) (body []byte, err error)

func FileExists

func FileExists(path string) bool

FileExists reports whether the provided file exists.

Example

exists := FileExists("/missing-file.txt")
if exists {
	fmt.Println("File exists")
} else {
	fmt.Println("File does not exist")
}

Output:

File does not exist

func FolderExists

func FolderExists(path string) bool

FolderExists reports whether the provided directory exists.

Example

exists := FolderExists("/a-non-existing-folder")
if exists {
	fmt.Println("Folder exists")
} else {
	fmt.Println("Folder does not exist")
}

Output:

Folder does not exist

func IsOnline

func IsOnline(url url.URL) error

IsOnline checks the provided URL for connectivity

Example

google, _ := url.Parse("https://google.com")
err := IsOnline(*google)

if err != nil {
	fmt.Println("Host is not accessible")
} else {
	fmt.Println("Host is accessible")
}

Output:

Host is accessible

func IsValidUrl

func IsValidUrl(toTest string) bool

IsValidUrl tests a string to determine if it is a well-structured url or not.