FLEcli/notes/enableGo.md

Enable GO

Notes to enable/configure GO on my Mac

# GOlang related
export GOPATH="${HOME}/.go"
export GOROOT="$(brew --prefix golang)/libexec"
export PATH="$PATH:${GOPATH}/bin:${GOROOT}/bin"
test -d "${GOPATH}" || mkdir "${GOPATH}"
test -d "${GOPATH}/src/github.com" || mkdir -p "${GOPATH}/src/github.com"

• Use Brew to instal Go

• Load the various tools in in VisualCode

• go mod init example.com/user/hello

• Structuring a go project: https://github.com/golang-standards/project-layout

Enable cobra

Cobra documentation available at https://github.com/spf13/cobra/blob/master/cobra/README.md

• go get -u github.com/spf13/cobra/cobra
• go mod init FLEcli
• cobra init --pkg-name FLEcli -l MIT
• cobra add load adds a load command

Reading and processing file

• Go by Example: Reading Files
• https://stackoverflow.com/questions/8757389/reading-a-file-line-by-line-in-go
• https://www.golangprograms.com/golang-read-file-line-by-line-to-string.html

Regex

• useful site: https://regex101.com
• Regex to verify Hamradio callsign and retrieve prefix
• Hamradio callsign
• Verify amateur radio call sign meets ITU format

Parsing 2

• Effective text parsing in golang