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Merge pull request #152 from DannyBen/add/private-commands
Add support for private commands
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‎examples/colors/README.md‎

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```
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### `$ NO_COLOR=1 ./colorly`
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```shell
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Message Recevied:
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=> hello colors
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==> hello colors
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===> hello colors
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```
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‎examples/command-private/.gitignore‎

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src/connect_ftp_command.sh
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src/connect_ssh_command.sh
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src/download_command.sh
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src/initialize.sh
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src/upload_command.sh
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cli

‎examples/command-private/README.md‎

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# Private Command Example
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Demonstrates how to hide a command from the commands list.
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This example was generated with:
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```bash
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$ bashly init
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# ... now edit src/bashly.yml to match the example ...
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$ bashly generate
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```
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<!-- include: src/connect_command.sh -->
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-----
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## `bashly.yml`
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```yaml
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name: cli
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help: Sample application with private commands
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version: 0.1.0
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commands:
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- name: connect
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short: c
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help: Connect to the metaverse
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args:
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- name: protocol
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required: true
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allowed: [ftp, ssh]
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help: Protocol to use for connection
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# These two commands will be hidden from the commands list, but still executable
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# and visible when running 'cli connect-ftp --help' or 'cli connect-ssh --help'
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- name: connect-ftp
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help: Connect via FTP
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private: true
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- name: connect-ssh
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help: Connect via SSH
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private: true
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```
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## `src/connect_command.sh`
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```bash
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# Execute a subsequent (private) command based on the PROTOCOL argument
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protocol=${args[protocol]}
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cmd="./cli connect-$protocol"
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echo "=== Calling $cmd"
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$cmd
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```
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## Generated script output
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### `$ ./cli`
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```shell
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cli - Sample application with private commands
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Usage:
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cli [command]
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cli [command] --help | -h
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cli --version | -v
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Commands:
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connect Connect to the metaverse
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```
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### `$ ./cli -h`
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```shell
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cli - Sample application with private commands
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Usage:
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cli [command]
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cli [command] --help | -h
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cli --version | -v
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Commands:
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connect Connect to the metaverse
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Options:
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--help, -h
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Show this help
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--version, -v
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Show version number
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```
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### `$ ./cli connect ftp`
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```shell
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=== Calling ./cli connect-ftp
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# this file is located in 'src/connect_ftp_command.sh'
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# code for 'cli connect-ftp' goes here
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# you can edit it freely and regenerate (it will not be overwritten)
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args: none
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```
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### `$ ./cli connect-ssh`
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```shell
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# this file is located in 'src/connect_ssh_command.sh'
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# code for 'cli connect-ssh' goes here
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# you can edit it freely and regenerate (it will not be overwritten)
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args: none
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```
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### `$ ./cli connect-ftp --help`
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```shell
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cli connect-ftp - Connect via FTP
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Usage:
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cli connect-ftp
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cli connect-ftp --help | -h
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Options:
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--help, -h
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Show this help
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```
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‎examples/command-private/src/bashly.yml‎

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name: cli
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help: Sample application with private commands
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version: 0.1.0
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commands:
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- name: connect
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short: c
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help: Connect to the metaverse
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args:
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- name: protocol
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required: true
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allowed: [ftp, ssh]
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help: Protocol to use for connection
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# These two commands will be hidden from the commands list, but still executable
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# and visible when running 'cli connect-ftp --help' or 'cli connect-ssh --help'
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- name: connect-ftp
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help: Connect via FTP
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private: true
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- name: connect-ssh
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help: Connect via SSH
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private: true

‎examples/command-private/src/connect_command.sh‎

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# Execute a subsequent (private) command based on the PROTOCOL argument
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protocol=${args[protocol]}
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cmd="./cli connect-$protocol"
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echo "=== Calling $cmd"
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$cmd

‎examples/command-private/test.sh‎

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#!/usr/bin/env bash
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# Cleanup before testing
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rm -f "src/connect_ftp_command.sh"
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rm -f "src/connect_ssh_command.sh"
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rm -f "src/download_command.sh"
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rm -f "src/initialize.sh"
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rm -f "src/upload_command.sh"
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set -x
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bashly generate
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### Try Me ###
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./cli
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./cli -h
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./cli connect ftp
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./cli connect-ssh
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./cli connect-ftp --help
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‎examples/environment-variables/README.md‎

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inspect_args
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echo "environment:"
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echo "- API_KEY=$API_KEY"
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echo "- ENVIRONMENT=$ENVIRONMENT"
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echo "- MY_SECRET=$MY_SECRET"
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echo "- API_KEY=${API_KEY:-}"
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echo "- ENVIRONMENT=${ENVIRONMENT:-}"
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echo "- MY_SECRET=${MY_SECRET:-}"
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```
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‎examples/yaml/README.md‎

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## `src/root_command.sh`
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```bash
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filename=${args[filename]}
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variable=${args[variable]}
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prefix=${args[--prefix]}
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filename=${args[filename]:-}
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variable=${args[variable]:-}
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prefix=${args[--prefix]:-}
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if [[ $variable ]]; then
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eval "$(yaml_load "$filename" "$prefix")"

‎lib/bashly/script/base.rb‎

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long
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name
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parent_name
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private
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required
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short
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validate

‎lib/bashly/views/command/usage_commands.erb‎

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printf "<%= strings[:commands] %>\n"
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% end
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% maxlen = command_names.map(&:size).max
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% commands.each do |command|
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% commands.reject(&:private).each do |command|
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% summary = command.summary
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% summary = strings[:default_command_summary] % { summary: summary } if command.default
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% if command.group

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