Class: MarkdownString

Inherits:
Object show all
Defined in:
lib/markdown/hr.rb,
lib/markdown/ol.rb,
lib/markdown/ul.rb,
lib/markdown/bold.rb,
lib/markdown/italic.rb,
lib/markdown/heading.rb

Class Method Summary collapse

Class Method Details

.bold(text) ⇒ Object

Return markdown bold from text

Example

case list

MarkdownString.bold("hoge") # '**hoge**'
MarkdownString.bold("") # '****'
MarkdownString.bold(nil) # '****'



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# File 'lib/markdown/bold.rb', line 14

def self.bold(text)
  return '****' if text.nil?
  return text unless text.is_a?(String)
  return '****' if text.empty?
  "**#{text}**"
end

.hr ⇒ Object

Return markdown hr

Example

case list

MarkdownString.hr # => '---'



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# File 'lib/markdown/hr.rb', line 12

def self.hr
  '---'
end

.italic(text) ⇒ Object

Return markdown italic from text

Example

case list

MarkdownString.italic(%w{a b c})

resitalict

* a
* b
* c

case not list

MarkdownString.italic("test") # => "test"

case nil list

MarkdownString.italic([nil, nil])

resitalict

*
*

case empty list

MarkdownString.italic([]) # => ""



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# File 'lib/markdown/italic.rb', line 35

def self.italic(text)
  return '**' if text.nil?
  return text unless text.is_a?(String)
  return '**' if text.empty?
  "*#{text}*"
end

.ol(list) ⇒ Object

Return markdown ol from text

Example

case list

MarkdownString.ol(%w{a b c})

resolt

1. a
1. b
1. c

case not list

MarkdownString.ol("test") # => "test"

case nil list

MarkdownString.ol([nil, nil])

resolt

1.
1.

case empty list

MarkdownString.ol([]) # => ""



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# File 'lib/markdown/ol.rb', line 35

def self.ol(list)
  return list unless list.is_a?(Array)
  return '' if list.empty?
  list.reduce([]) do |ret, elm|
    elm = '' if elm.nil?
    ret << "1. #{elm}"
    ret
  end.join("\n") + "\n"
end

.ul(list) ⇒ Object

Return markdown ul from text

Example

case list

MarkdownString.ul(%w{a b c})

result

* a
* b
* c

case not list

MarkdownString.ul("test") # => "test"

case nil list

MarkdownString.ul([nil, nil])

result

*
*

case empty list

MarkdownString.ul([]) # => ""



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# File 'lib/markdown/ul.rb', line 35

def self.ul(list)
  return list unless list.is_a?(Array)
  return '' if list.empty?
  list.reduce([]) do |ret, elm|
    elm = '' if elm.nil?
    ret << "* #{elm}"
    ret
  end.join("\n") + "\n"
end