Shell

Simple shell based on the command pattern

https://refactoring.guru/ru/design-patterns/command

Commands

• cd [dir]
• pwd
• echo [string]
• kill [pid]
• ps
• fork [command [argument ...]]
• exec [command [argument ...]]

Pipes

It is possible to combine commands into a pipeline using pipe. Commands are executed concurrently, each in its own goroutine, data transfer between commands is carried out using channels. For example:

cd / | pwd

Class diagram

Sequence diagram