dencli/README.adoc
Denis Knauf fb9a9898ee init
2020-12-13 15:54:09 +01:00

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# DenCli
Provides a Command-Line-Interface-API for providing commands.
## Installation
Add this line to your application's Gemfile:
[source,ruby]
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gem 'dencli'
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And then execute:
[source,sh]
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$ bundle install
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Or install it yourself as:
[source,sh]
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$ gem install dencli
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## Usage
[source,ruby]
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#!/usr/bin/env ruby
require 'dencli'
cli = CLI.new "This is an example for generate a CLI-API"
cli.cmd( :example, "I have an example command") { STDERR.puts "This is an example" }
cli.cmd( :help) {|*args| STDERR.puts cli.help(*args) }
cli.sub( :more, "Sub-Commands are also possible with a new cli") do |sub|
sub.cmd( :help) {|*args| STDERR.puts cli.help( 'more', *args) }
sub.cmd( :example, "Here is an example, too") { STDERR.puts "This is an other example" }
sub.cmd( :foo, "BAR") { STDERR.puts "FOO bar"}
sub.sub( :deeper, "You want to have Sub-Sub-Commands?") do |sub2|
sub2.cmd( :help) {|*args| STDERR.puts cli.help( 'more', 'deeper', *args) }
sub2.cmd( :last, "The last example") { STDERR.puts "The last example" }
sub2.sub( :'sub-commands', "Endless Sub-Sub- ...") do |sub3|
sub2.cmd( :help) {|*args| STDERR.puts cli.help( 'more', 'deeper', 'sub-commands', *args) }
sub3.cmd( :hehe, "The real last example", min: 2) { STDERR.puts "Trust me!" }
end
end
end
cli.call *ARGV
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## Development
## Contributing
Bug reports and pull requests are welcome on git at https://git.denkn.at/deac/dencli.