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Pry::WrappedModule::Candidate: break up some large methods

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This commit is contained in:
John Mair 2013-01-03 01:47:22 +01:00
parent 5302e3a154
commit e41a9e1588
1 changed files with 20 additions and 13 deletions
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33
lib/pry/module_candidate.rb
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@ -73,28 +73,35 @@ class Pry
def source_location
return @source_location if @source_location
mod_type_string = wrapped.class.to_s.downcase
file, line = first_method_source_location
return nil if !file.is_a?(String)
class_regexes = [/^\s*#{mod_type_string}\s+(?:(?:\w*)::)*?#{wrapped.name.split(/::/).last}/,
/^\s*(::)?#{wrapped.name.split(/::/).last}\s*?=\s*?#{wrapped.class}/,
/^\s*(::)?#{wrapped.name.split(/::/).last}\.(class|instance)_eval/]
host_file_lines = lines_for_file(file)
search_lines = host_file_lines[0..(line - 2)]
idx = search_lines.rindex { |v| class_regexes.any? { |r| r =~ v } }
@source_location = [file, idx + 1]
@source_location = [file, first_line_of_module_definition(file, line)]
rescue Pry::RescuableException
nil
end
private
# Locate the first line of the module definition.
# @param [String] file The file that contains the module
# definition (somewhere).
# @param [Fixnum] line The module definition should appear
# before this line (if it exists).
# @return [Fixnum] The line where the module is defined. This
# line number is one-indexed.
def first_line_of_module_definition(file, line)
searchable_lines = lines_for_file(file)[0..(line - 2)]
searchable_lines.rindex { |v| class_regexes.any? { |r| r =~ v } } + 1
end
def class_regexes
mod_type_string = wrapped.class.to_s.downcase
[/^\s*#{mod_type_string}\s+(?:(?:\w*)::)*?#{wrapped.name.split(/::/).last}/,
/^\s*(::)?#{wrapped.name.split(/::/).last}\s*?=\s*?#{wrapped.class}/,
/^\s*(::)?#{wrapped.name.split(/::/).last}\.(class|instance)_eval/]
end
# This method is used by `Candidate#source_location` as a
# starting point for the search for the candidate's definition.
# @return [Array] The source location of the base method used to