dockerfile.run

sdoc

RDoc generator to build searchable HTML documentation for Ruby code

Debian

RUN apt-get update && \
    apt-get install -y ruby-sdoc

Ubuntu

RUN apt-get update && \
    apt-get install -y ruby-sdoc

Kali Linux

RUN apt-get update && \
    apt-get install -y ruby-sdoc

Fedora

RUN dnf install -y ruby-sdoc

Raspbian

RUN apt-get update && \
    apt-get install -y ruby-sdoc

click the source code to copy install sdoc on any operating system with command-not-found.com