go-coreutils

This is an education project that attempts to reimplement the GNU coreutils in Go. You can find the full manual here:

https://www.gnu.org/software/coreutils/manual/coreutils.html

Go Packages to Teach

• bufio, io -- https://pkg.go.dev/bufio@go1.25.3
• container -- heap, list, or ring
• sha512 -- https://pkg.go.dev/crypto/sha512@go1.25.3
• image -- maybe an imagemagick?
• maps -- https://pkg.go.dev/maps@go1.25.3
• net -- https://pkg.go.dev/net@go1.25.3
• os -- https://pkg.go.dev/os@go1.25.3
• path -- probably all of them use it
• regex -- https://pkg.go.dev/regexp@go1.25.3
• slices -- https://pkg.go.dev/slices@go1.25.3
• strings -- https://pkg.go.dev/strings@go1.25.3
• strconv -- https://pkg.go.dev/strconv@go1.25.3
• time -- https://pkg.go.dev/time@go1.25.3

Every Project Must Use

• testing -- https://pkg.go.dev/testing@go1.25.3
• flag -- https://pkg.go.dev/flag

Possible Tools

• cat -- already made

• od -- already made

• wc -- https://www.gnu.org/software/coreutils/manual/coreutils.html#wc-invocation

  • io, regex

• tr - https://www.gnu.org/software/coreutils/manual/coreutils.html#tr-invocation

• date - https://www.gnu.org/software/coreutils/manual/coreutils.html#date-invocation

• numfmt -- https://www.gnu.org/software/coreutils/manual/coreutils.html#numfmt-invocation

  • strconv, strings, flags

• sha2sum -- https://www.gnu.org/software/coreutils/manual/coreutils.html#sha2-utilities

  • sha512, bufio, io, time

• stat, du - https://www.gnu.org/software/coreutils/manual/coreutils.html#stat-invocation

  • os, stat

• head, tail, split -- https://www.gnu.org/software/coreutils/manual/coreutils.html#Output-of-parts-of-files

  • os, strings, bufio

• sort, uniq, comm -- https://www.gnu.org/software/coreutils/manual/coreutils.html#uniq-invocation

  • maps, slices

• cut -- https://www.gnu.org/software/coreutils/manual/coreutils.html#join-invocation

  • bufio, strings, slices, maybe maps

• nohup -- https://www.gnu.org/software/coreutils/manual/coreutils.html#nohup-invocation

  • os, bufio, io

• ls - https://www.gnu.org/software/coreutils/manual/coreutils.html#ls-invocation

  • path, root.fs, regex

• curl vs wget -- https://curl.se/ -- net/http, bufio, path

• grep -- https://www.gnu.org/software/grep/manual/ -- os, regex, strings, slices

• find -- https://www.gnu.org/software/findutils/manual/html_mono/find.html

  • path, regex, os