osutil

package
v1.3.5 Latest Latest
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Published: Nov 27, 2020 License: MIT Imports: 8 Imported by: 1

Documentation

Overview

Package osutil implements some OS utility functions.

Package osutil implements some OS utility functions.

Index

Constants

This section is empty.

Variables

This section is empty.

Functions

func AbsFilepath

func AbsFilepath(path string) (string, error)

AbsFilepath returns an absolute filepath, using the user's current / home directory if indicated in the filepath string.

func CreateFileWithLines added in v1.3.4

func CreateFileWithLines(filename string, lines []string, lineSuffix string, useBuffer bool) error

CreateFileWithLines creates a file and writes lines to it. It will optionally add a `lineSuffix` (e.g. `"\n"`) and use `bufio`.

func EmptyAll

func EmptyAll(name string) error

EmptyAll will delete all contents of a directory, leaving the provided directory. This is different from os.Remove which also removes the directory provided.

func EnvExists added in v1.3.0

func EnvExists(fields ...string) (missing []string, haveAll bool)

func EnvFiltered

func EnvFiltered(rx *regexp.Regexp) map[string]string

EnvFiltered returns a map[string]string of environment variables that match a regular expression.

func Exists

func Exists(name string) (bool, error)

Exists checks whether the named filepath exists or not for a file or directory.

func FileModAge

func FileModAge(name string) (time.Duration, error)

FileModAge returns a time.Duration representing the age of the named file from FileInfo.ModTime().

func FileModAgeFromInfo

func FileModAgeFromInfo(fi os.FileInfo) time.Duration

FileModAgeFromInfo returns the file last modification age as a time.Duration.

func FinfosToFilepaths

func FinfosToFilepaths(dir string, fis []os.FileInfo) []string

FinfosToFilepaths returns a slice of string from a directory and sli=ce of `os.FileInfo`.

func GetFileInfo

func GetFileInfo(path string) (os.FileInfo, error)

GetFileInfo returns an os.FileInfo from a filepath.

Types

type EnvVar

type EnvVar struct {
	Key   string
	Value string
}

func Env

func Env() []EnvVar

type FileInfoMore

type FileInfoMore struct {
	FileInfo os.FileInfo
	ModAge   time.Duration
}

FileInfoMore provides a struct hold FileInfo with additional information.

func NewFileInfoMoreFromPath

func NewFileInfoMoreFromPath(path string) (FileInfoMore, error)

NewFileInfoMoreFromPath returns a FileInfoMore struct populatig both FileInfo and ModAge (last modification time).

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