Class: DRG::Tasks::GemfileLine

Inherits:
Struct
  • Object
show all
Defined in:
lib/drg/tasks/gemfile_line.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#index ⇒ Object Also known as: to_int

Returns the value of attribute index



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# File 'lib/drg/tasks/gemfile_line.rb', line 3

def index
  @index
end

#line ⇒ Object Also known as: to_s

Returns the value of attribute line



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# File 'lib/drg/tasks/gemfile_line.rb', line 3

def line
  @line
end

#name ⇒ Object

Returns the value of attribute name



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# File 'lib/drg/tasks/gemfile_line.rb', line 3

def name
  @name
end

Instance Method Details

#==(other) ⇒ Object 



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# File 'lib/drg/tasks/gemfile_line.rb', line 7

def ==(other)
  line.to_s == other.to_s
end

#remove_version ⇒ String 



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# File 'lib/drg/tasks/gemfile_line.rb', line 18

def remove_version
  swap_version('')
end

#swap_version(full_version) ⇒ String

Returns line.

Examples:


line = "gem 'duck_puncher', '> 1', '< 2', require: false   # dude"
swap_version('1.5.5')
line # => "gem 'duck_puncher', '1.5.5', require: false   # dude"


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# File 'lib/drg/tasks/gemfile_line.rb', line 32

def swap_version(full_version)
  code, *comments = line.split(/#/)
  parts = code.split(',')
  end_of_line = code.rstrip.end_with?(',') ? ",#{parts.last}" : ''
  if parts.size == 1
    parts[0].chomp!
    parts << " #{full_version}" unless full_version.empty?
  else
    # ignore the first part, which is the gem name
    parts_without_gem = parts.drop(1)
    # reject options hash
    version_parts = parts_without_gem.reject { |x| x.include?(':') }
    # remove all but the first version part from the original parts array
    version_parts.drop(1).each { |version_part| parts.delete(version_part) }
    # find the index of it
    if index = parts.index(version_parts.first)
      # replace the current gem version (inside quotes)
      parts[index].sub! /['"].+['"]/, full_version
    else
      parts.insert 1, " #{full_version}"
    end
    parts.reject! { |x| x.strip.empty? }
  end
  space_after_gem = parts.first[/\s+$/].to_s
  space_after_gem = space_after_gem[0, (space_after_gem.size - full_version.size) - 2] if space_after_gem.size > full_version.size
  parts.first.rstrip!
  line.replace parts.join(',')
  line << end_of_line
  line << space_after_gem << "#" << comments.join if comments.any?
  line << "\n" unless line.end_with?("\n")
  line
end

#update(new_version) ⇒ String 



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# File 'lib/drg/tasks/gemfile_line.rb', line 13

def update(new_version)
  swap_version("'#{new_version.to_s}'")
end

#version ⇒ Object

Deprecated.
Note:

not used



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# File 'lib/drg/tasks/gemfile_line.rb', line 67

def version
  line[/, (.+)\n?/, 1]
end