util

Documentation

Index

• Constants
• func BuildClasspath(files ...string) string
• func CopyZipFileToDisk(file *zip.File, dest string) error
• func Download(dst io.Writer, req *http.Request) error
• func DownloadTemp(req *http.Request, pattern string) (*os.File, error)
• func ExtractZipFileToDisk(zipFile *zip.Reader, dest string) error
• func GetClasspathSeparator() string
• func GetFileInZip(zipFile *zip.Reader, name string) (*zip.File, error)
• func MergeZips(into *zip.Writer, from *zip.Reader, files []string, filter func(string) bool) ([]string, error)
• func NewRequest(method, url string, body io.Reader) (*http.Request, error)
• func RunCommand(name string, arg ...string) error

Constants

const (
	UserAgent = "mcinstall/0.1.0"
)

Functions

func BuildClasspath

func BuildClasspath(files ...string) string

Creates a classpath string for the given files appropriate to the operating system currently running. For example, on macOS using BuildClasspath("x.jar", "y.jar") the output would be "x.jar:y.jar". However on Windows, the output would be "x.jar;y.jar".

func CopyZipFileToDisk

func CopyZipFileToDisk(file *zip.File, dest string) error

Reads the given zip file, and writes it to the given destination.

func Download

func Download(dst io.Writer, req *http.Request) error

Downloads the file, copying it to the given writer.

func DownloadTemp

func DownloadTemp(req *http.Request, pattern string) (*os.File, error)

Downloads the file, copying it to the given writer. The temporary file should be removed after usage.

func ExtractZipFileToDisk

func ExtractZipFileToDisk(zipFile *zip.Reader, dest string) error

Extracts the given zip file to the local file system.

func GetClasspathSeparator

func GetClasspathSeparator() string

Gets the classpath separator for the operating system currently running.

func GetFileInZip

func GetFileInZip(zipFile *zip.Reader, name string) (*zip.File, error)

Gets the *zip.File of the given name in the given zip file.

func MergeZips

func MergeZips(into *zip.Writer, from *zip.Reader, files []string, filter func(string) bool) ([]string, error)

func NewRequest

func NewRequest(method, url string, body io.Reader) (*http.Request, error)

See http.NewRequest Populates the Header with our User-Agent

func RunCommand

func RunCommand(name string, arg ...string) error

Runs the given program, with given arguments, outputting to the console of this program.