Module: YARD::Templates::Helpers::MethodHelper

### Home Classes Methods

### In Files

- lib/yard/templates/helpers/method_helper.rb

### Methods

- #format_args
- #format_block
- #format_code
- #format_constant
- #format_lines
- #format_return_types

### Files

- LICENSE.txt
- MIT.txt

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# YARD::Templates::Helpers::MethodHelper

Helper methods for method objects.

### Public Instance Methods

format_args(object) click to toggle source

@return [String] formatted arguments for a method

    # File lib/yard/templates/helpers/method_helper.rb, line 6
    def format_args(object)
      return if object.parameters.nil?
      params = object.parameters
      if object.has_tag?(:yield) || object.has_tag?(:yieldparam)
        params.reject! do |param|
          param[0].to_s[0,1] == "&" &&
            !object.tags(:param).any? {|t| t.name == param[0][1..-1] }
        end
      end

      unless params.empty?
        args = params.map do |n, v|
          v ? "#{n}#{n[-1,1] == ':' ? '' : ' ='} #{v}" : n.to_s
        end.join(", ")
        h("(#{args})")
      else
        ""
      end
    end

format_block(object) click to toggle source

@return [String] formatted block if one exists

    # File lib/yard/templates/helpers/method_helper.rb, line 34
    def format_block(object)
      if object.has_tag?(:yield) && object.tag(:yield).types
        params = object.tag(:yield).types
      elsif object.has_tag?(:yieldparam)
        params = object.tags(:yieldparam).map {|t| t.name }
      elsif object.has_tag?(:yield)
        return "{ ... }"
      else
        params = nil
      end

      params ? h("{|" + params.join(", ") + "| ... }") : ""
    end

format_code(object, show_lines = false) click to toggle source

@return [String] formats source of an object

    # File lib/yard/templates/helpers/method_helper.rb, line 56
    def format_code(object, show_lines = false)
      i = -1
      lines = object.source.split(/\n/)
      longestline = (object.line + lines.size).to_s.length
      lines.map do |line|
        lineno = object.line + (i += 1)
        (" " * (longestline - lineno.to_s.length)) + lineno.to_s + "    " + line
      end.join("\n")
    end

format_constant(value) click to toggle source

@return [String] formats source code of a constant value

    # File lib/yard/templates/helpers/method_helper.rb, line 67
    def format_constant(value)
      sp = value.split("\n").last[/^(\s+)/, 1]
      num = sp ? sp.size : 0
      html_syntax_highlight value.gsub(/^\s{#{num}}/, '')
    end

format_lines(object) click to toggle source

@return [String] formats line numbers for source code of an object

    # File lib/yard/templates/helpers/method_helper.rb, line 49
    def format_lines(object)
      return "" if object.source.nil? || object.line.nil?
      i = -1
      object.source.split(/\n/).map { object.line + (i += 1) }.join("\n")
    end

format_return_types(object) click to toggle source

@return [String] formatted and linked return types for a method

    # File lib/yard/templates/helpers/method_helper.rb, line 27
    def format_return_types(object)
      return unless object.has_tag?(:return) && object.tag(:return).types
      return if object.tag(:return).types.empty?
      format_types [object.tag(:return).types.first], false
    end

[Validate]

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