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Revert "Upgrade to Slop v3"

This reverts commit 6bd1627022.
This commit is contained in:
Conrad Irwin 2012-05-30 13:33:12 -07:00
parent 82a87c7eb0
commit 9847daac18
4 changed files with 928 additions and 810 deletions

File diff suppressed because it is too large Load diff

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@ -1,177 +0,0 @@
class Pry
class Slop
class Commands
include Enumerable
attr_reader :config, :commands
attr_writer :banner
# Create a new instance of Slop::Commands and optionally build
# Slop instances via a block. Any configuration options used in
# this method will be the default configuration options sent to
# each Slop object created.
#
# config - An optional configuration Hash.
# block - Optional block used to define commands.
#
# Examples:
#
# commands = Slop::Commands.new do
# on :new do
# on '-o', '--outdir=', 'The output directory'
# on '-v', '--verbose', 'Enable verbose mode'
# end
#
# on :generate do
# on '--assets', 'Generate assets', :default => true
# end
#
# global do
# on '-D', '--debug', 'Enable debug mode', :default => false
# end
# end
#
# commands[:new].class #=> Slop
# commands.parse
#
def initialize(config = {}, &block)
@config = config
@commands = {}
@banner = nil
if block_given?
block.arity == 1 ? yield(self) : instance_eval(&block)
end
end
# Optionally set the banner for this command help output.
#
# banner - The String text to set the banner.
#
# Returns the String banner if one is set.
def banner(banner = nil)
@banner = banner if banner
@banner
end
# Add a Slop instance for a specific command.
#
# command - A String or Symbol key used to identify this command.
# config - A Hash of configuration options to pass to Slop.
# block - An optional block used to pass options to Slop.
#
# Returns the newly created Slop instance mapped to command.
def on(command, config = {}, &block)
commands[command.to_s] = Slop.new(@config.merge(config), &block)
end
# Add a Slop instance used when no other commands exist.
#
# config - A Hash of configuration options to pass to Slop.
# block - An optional block used to pass options to Slop.
#
# Returns the newly created Slop instance mapped to default.
def default(config = {}, &block)
on('default', config, &block)
end
# Add a global Slop instance.
#
# config - A Hash of configuration options to pass to Slop.
# block - An optional block used to pass options to Slop.
#
# Returns the newly created Slop instance mapped to global.
def global(config = {}, &block)
on('global', config, &block)
end
# Fetch the instance of Slop tied to a command.
#
# key - The String or Symbol key used to locate this command.
#
# Returns the Slop instance if this key is found, nil otherwise.
def [](key)
commands[key.to_s]
end
alias get []
# Parse a list of items.
#
# items - The Array of items to parse.
#
# Returns the original Array of items.
def parse(items = ARGV)
parse_items(items)
end
# Enumerable interface.
def each(&block)
@commands.each(&block)
end
# Parse a list of items, removing any options or option arguments found.
#
# items - The Array of items to parse.
#
# Returns the original Array of items with options removed.
def parse!(items = ARGV)
parse_items(items, true)
end
# Returns a nested Hash with Slop options and values. See Slop#to_hash.
def to_hash
Hash[commands.map { |k, v| [k.to_sym, v.to_hash] }]
end
# Returns the help String.
def to_s
defaults = commands.delete('default')
globals = commands.delete('global')
helps = commands.reject { |_, v| v.options.none? }
helps.merge!('Global options' => globals.to_s) if globals
helps.merge!('Other options' => defaults.to_s) if defaults
banner = @banner ? "#{@banner}\n" : ""
banner + helps.map { |key, opts| " #{key}\n#{opts}" }.join("\n\n")
end
alias help to_s
# Returns the inspection String.
def inspect
"#<Slop::Commands #{config.inspect} #{commands.values.map(&:inspect)}>"
end
private
# Parse a list of items.
#
# items - The Array of items to parse.
# bang - When true, #parse! will be called instead of #parse.
#
# Returns the Array of items (with options removed if bang == true).
def parse_items(items, bang = false)
if opts = commands[items[0].to_s]
items.shift
bang ? opts.parse!(items) : opts.parse(items)
execute_global_opts(items, bang)
else
if opts = commands['default']
bang ? opts.parse!(items) : opts.parse(items)
else
if config[:strict] && items[0]
raise InvalidCommandError, "Unknown command `#{items[0]}`"
end
end
execute_global_opts(items, bang)
end
items
end
def execute_global_opts(items, bang)
if global_opts = commands['global']
bang ? global_opts.parse!(items) : global_opts.parse(items)
end
end
end
end
end

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@ -1,192 +0,0 @@
class Pry
class Slop
class Option
# The default Hash of configuration options this class uses.
DEFAULT_OPTIONS = {
:argument => false,
:optional_argument => false,
:tail => false,
:default => nil,
:callback => nil,
:delimiter => ',',
:limit => 0,
:match => nil,
:optional => true,
:required => false,
:as => String,
:autocreated => false
}
attr_reader :short, :long, :description, :config, :types
attr_accessor :count
attr_writer :value
# Incapsulate internal option information, mainly used to store
# option specific configuration data, most of the meat of this
# class is found in the #value method.
#
# slop - The instance of Slop tied to this Option.
# short - The String or Symbol short flag.
# long - The String or Symbol long flag.
# description - The String description text.
# config - A Hash of configuration options.
# block - An optional block used as a callback.
def initialize(slop, short, long, description, config = {}, &block)
@slop = slop
@short = short
@long = long
@description = description
@config = DEFAULT_OPTIONS.merge(config)
@count = 0
@callback = block_given? ? block : config[:callback]
@types = {
:string => proc { |v| v.to_s },
:symbol => proc { |v| v.to_sym },
:integer => proc { |v| value_to_integer(v) },
:float => proc { |v| value_to_float(v) },
:array => proc { |v| v.split(@config[:delimiter], @config[:limit]) },
:range => proc { |v| value_to_range(v) },
:count => proc { |v| @count }
}
if long && long.size > @slop.config[:longest_flag]
@slop.config[:longest_flag] = long.size
end
@config.each_key do |key|
self.class.send(:define_method, "#{key}?") { !!@config[key] }
end
end
# Returns true if this option expects an argument.
def expects_argument?
config[:argument] && config[:argument] != :optional
end
# Returns true if this option accepts an optional argument.
def accepts_optional_argument?
config[:optional_argument] || config[:argument] == :optional
end
# Returns the String flag of this option. Preferring the long flag.
def key
long || short
end
# Call this options callback if one exists, and it responds to call().
#
# Returns nothing.
def call(*objects)
@callback.call(*objects) if @callback.respond_to?(:call)
end
# Fetch the argument value for this option.
#
# Returns the Object once any type conversions have taken place.
def value
value = @value.nil? ? config[:default] : @value
if [true, false, nil].include?(value) && config[:as].to_s != 'count'
return value
end
type = config[:as]
if type.respond_to?(:call)
type.call(value)
else
if callable = types[type.to_s.downcase.to_sym]
callable.call(value)
else
value
end
end
end
# Returns the help String for this option.
def to_s
return config[:help] if config[:help].respond_to?(:to_str)
out = " "
out += short ? "-#{short}, " : ' ' * 4
if long
out += "--#{long}"
size = long.size
diff = @slop.config[:longest_flag] - size
out += " " * (diff + 6)
else
out += " " * (@slop.config[:longest_flag] + 8)
end
"#{out}#{description}"
end
alias help to_s
# Returns the String inspection text.
def inspect
"#<Slop::Option [-#{short} | --#{long}" +
"#{'=' if expects_argument?}#{'=?' if accepts_optional_argument?}]" +
" (#{description}) #{config.inspect}"
end
private
# Convert an object to an Integer if possible.
#
# value - The Object we want to convert to an integer.
#
# Returns the Integer value if possible to convert, else a zero.
def value_to_integer(value)
if @slop.strict?
begin
Integer(value.to_s, 10)
rescue ArgumentError
raise InvalidArgumentError, "#{value} could not be coerced into Integer"
end
else
value.to_s.to_i
end
end
# Convert an object to a Float if possible.
#
# value - The Object we want to convert to a float.
#
# Returns the Float value if possible to convert, else a zero.
def value_to_float(value)
if @slop.strict?
begin
Float(value.to_s)
rescue ArgumentError
raise InvalidArgumentError, "#{value} could not be coerced into Float"
end
else
value.to_s.to_f
end
end
# Convert an object to a Range if possible.
#
# value - The Object we want to convert to a range.
#
# Returns the Range value if one could be found, else the original object.
def value_to_range(value)
case value.to_s
when /\A(\-?\d+)\z/
Range.new($1.to_i, $1.to_i)
when /\A(-?\d+?)(\.\.\.?|-|,)(-?\d+)\z/
Range.new($1.to_i, $3.to_i, $2 == '...')
else
if @slop.strict?
raise InvalidArgumentError, "#{value} could not be coerced into Range"
else
value
end
end
end
end
end
end

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@ -22,12 +22,14 @@ Gem::Specification.new do |s|
if Gem::Version.new(Gem::VERSION) >= Gem::Version.new('1.2.0') then
s.add_runtime_dependency(%q<coderay>, ["~> 1.0.5"])
s.add_runtime_dependency(%q<slop>, ["< 3", ">= 2.4.4"])
s.add_runtime_dependency(%q<method_source>, ["~> 0.7.1"])
s.add_development_dependency(%q<bacon>, ["~> 1.1"])
s.add_development_dependency(%q<open4>, ["~> 1.3"])
s.add_development_dependency(%q<rake>, ["~> 0.9"])
else
s.add_dependency(%q<coderay>, ["~> 1.0.5"])
s.add_dependency(%q<slop>, ["< 3", ">= 2.4.4"])
s.add_dependency(%q<method_source>, ["~> 0.7.1"])
s.add_dependency(%q<bacon>, ["~> 1.1"])
s.add_dependency(%q<open4>, ["~> 1.3"])
@ -35,6 +37,7 @@ Gem::Specification.new do |s|
end
else
s.add_dependency(%q<coderay>, ["~> 1.0.5"])
s.add_dependency(%q<slop>, ["< 3", ">= 2.4.4"])
s.add_dependency(%q<method_source>, ["~> 0.7.1"])
s.add_dependency(%q<bacon>, ["~> 1.1"])
s.add_dependency(%q<open4>, ["~> 1.3"])