go-util

A utility library written in Go, further encapsulating the standard library for convenience in common use cases.

crypto

• Md5SumFile: Calculates the MD5 checksum of a large file using minimal memory.

io

• PathExists: Checks if a file or directory exists.
• FileListBySuffix: Recursively retrieves a list of all files with a specified suffix in a directory.
• FileListByPattern: Recursively retrieves a list of all files matching a specified pattern in a directory.
• DirListByPath: Recursively retrieves a list of full paths of all subdirectories in a specified directory.

net

• GetPublicIP: Retrieves public IP address.
• DownloadFile: Download file from ssh.Session.
• UploadFile: Upload file to ssh.Session.

random

• String: Generates a random string of specified length.
• UInt: Generates a random non-negative integer within a specified range.
• Bool: Generates a random boolean value.
• Bin: Generates a random binary of specified size.
• Json: Generates a random JSON.
• Png: Generates a random PNG file.
• ObjectC: Generates random Objective-C code.

sys

• GetGid: Retrieves coroutine ID.
• TryE: General exception handling.