Class: ChefCLI::Command::ShellInit
- Inherits:
-
Base
- Object
- Base
- ChefCLI::Command::ShellInit
show all
- Defined in:
- lib/chef-cli/command/shell_init.rb
Constant Summary
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- SUPPORTED_SHELLS =
%w{ bash fish zsh sh powershell posh}.map(&:freeze).freeze
Instance Method Summary
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Methods inherited from Base
#needs_help?, #needs_version?, #run_with_default_options
Methods included from Helpers
#err, #git_bin_dir, #git_windows_bin_dir, #msg, #omnibus_bin_dir, #omnibus_embedded_bin_dir, #omnibus_env, #omnibus_install?, #package_home, #stderr, #stdout, #system_command, #usr_bin_path, #usr_bin_prefix
Constructor Details
Returns a new instance of ShellInit.
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# File 'lib/chef-cli/command/shell_init.rb', line 79
def initialize
super
@shell_completion_template_context = nil
end
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Instance Method Details
#check_license_acceptance ⇒ Object
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# File 'lib/chef-cli/command/shell_init.rb', line 180
def check_license_acceptance
end
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#completion_for(shell) ⇒ Object
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# File 'lib/chef-cli/command/shell_init.rb', line 118
def completion_for(shell)
return "" unless (completion_template_basename = completion_template_for(shell))
completion_template_path = expand_completion_template_path(completion_template_basename)
erb = ERB.new(File.read(completion_template_path), nil, "-")
context_binding = shell_completion_template_context.get_binding
erb.result(context_binding)
end
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#completion_template_for(shell) ⇒ Object
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# File 'lib/chef-cli/command/shell_init.rb', line 127
def completion_template_for(shell)
case shell
when "bash"
"bash.sh.erb"
when "fish"
"chef.fish.erb"
when "zsh"
"zsh.zsh.erb"
else
nil
end
end
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#emit_shell_cmd(cmd) ⇒ Object
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# File 'lib/chef-cli/command/shell_init.rb', line 114
def emit_shell_cmd(cmd)
msg(cmd) unless cmd.empty?
end
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#expand_completion_template_path(basename) ⇒ Object
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# File 'lib/chef-cli/command/shell_init.rb', line 141
def expand_completion_template_path(basename)
File.join(File.expand_path("../../completions", __FILE__), basename)
end
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#export(shell, var, val) ⇒ Object
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# File 'lib/chef-cli/command/shell_init.rb', line 149
def export(shell, var, val)
case shell
when "sh", "bash", "zsh"
posix_shell_export(var, val)
when "fish"
fish_shell_export(var, val)
when "powershell", "posh"
powershell_export(var, val)
end
end
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#fish_shell_export(var, val) ⇒ Object
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# File 'lib/chef-cli/command/shell_init.rb', line 164
def fish_shell_export(var, val)
if var == "PATH"
emit_shell_cmd(%Q{set -gx #{var} "#{val.split(":").join('" "')}" 2>/dev/null;})
else
emit_shell_cmd(%Q{set -gx #{var} "#{val}";})
end
end
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#omnibus_root ⇒ Object
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# File 'lib/chef-cli/command/shell_init.rb', line 84
def omnibus_root
config[:omnibus_dir] || super
end
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#posix_shell_export(var, val) ⇒ Object
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# File 'lib/chef-cli/command/shell_init.rb', line 160
def posix_shell_export(var, val)
emit_shell_cmd(%Q{export #{var}="#{val}"})
end
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#powershell_export(var, val) ⇒ Object
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# File 'lib/chef-cli/command/shell_init.rb', line 176
def powershell_export(var, val)
emit_shell_cmd(%Q{$env:#{var}="#{val}"})
end
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#run(argv) ⇒ Object
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# File 'lib/chef-cli/command/shell_init.rb', line 88
def run(argv)
remaining_args = parse_options(argv)
shell_name = remaining_args.first
if shell_name.nil?
err("Please specify what shell you are using\n")
err(opt_parser.to_s)
return 1
elsif !SUPPORTED_SHELLS.include?(shell_name)
err("Shell `#{shell_name}' is not currently supported")
err("Supported shells are: #{SUPPORTED_SHELLS.join(" ")}")
return 1
end
env = omnibus_env.dup
path = env.delete("PATH")
export(shell_name, "PATH", path)
env.each do |var_name, value|
export(shell_name, var_name, value)
end
emit_shell_cmd(completion_for(shell_name))
0
end
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#shell_completion_template_context ⇒ Object
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# File 'lib/chef-cli/command/shell_init.rb', line 145
def shell_completion_template_context
@shell_completion_template_context ||= ShellCompletionTemplateContext.new
end
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