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Versions: 8
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Stored size: 1.21 KB
Contents
module SimpleCommander
module HelpFormatter
autoload :Base, 'simple_commander/help_formatters/base'
autoload :Terminal, 'simple_commander/help_formatters/terminal'
autoload :TerminalCompact, 'simple_commander/help_formatters/terminal_compact'
class Context
def initialize(target)
@target = target
end
def get_binding
@target.instance_eval { binding }.tap do |bind|
decorate_binding(bind)
end
end
# No-op, override in subclasses.
def decorate_binding(_bind)
end
end
class ProgramContext < Context
def decorate_binding(bind)
bind.eval("max_command_length = #{max_command_length(bind)}")
bind.eval("max_aliases_length = #{max_aliases_length(bind)}")
end
def max_command_length(bind)
max_key_length(bind.eval('@commands'))
end
def max_aliases_length(bind)
max_key_length(bind.eval('@aliases'))
end
def max_key_length(hash, default = 20)
longest = hash.keys.max_by(&:size)
longest ? longest.size : default
end
end
module_function
def indent(amount, text)
text.to_s.gsub("\n", "\n" + (' ' * amount))
end
end
end
Version data entries
8 entries across 8 versions & 1 rubygems