Class: Hiptest::HandlebarsHelper

Inherits:
Object
  • Object
show all
Defined in:
lib/hiptest-publisher/handlebars_helper.rb

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(handlebars, context) ⇒ HandlebarsHelper

Returns a new instance of HandlebarsHelper.



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# File 'lib/hiptest-publisher/handlebars_helper.rb', line 9

def initialize(handlebars, context)
  @handlebars = handlebars
  @context = context
end

Class Method Details

.register_helpers(handlebars, context) ⇒ Object 



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# File 'lib/hiptest-publisher/handlebars_helper.rb', line 3

def self.register_helpers(handlebars, context)
  instance = Hiptest::HandlebarsHelper.new(handlebars, context)
  instance.register_string_helpers
  instance.register_custom_helpers
end

Instance Method Details

#compute_block_value(context, value, block) ⇒ Object 



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# File 'lib/hiptest-publisher/handlebars_helper.rb', line 52

def compute_block_value(context, value, block)
  value.is_a?(Handlebars::Tree::Block) ? value.fn(context) : value
end

#hh_clear_empty_lines(context, block) ⇒ Object 



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# File 'lib/hiptest-publisher/handlebars_helper.rb', line 127

def hh_clear_empty_lines(context, block)
  block.fn(context).split("\n").map do |line|
    line unless line.strip.empty?
  end.compact.join("\n")
end

#hh_close_curly(context, block) ⇒ Object 



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# File 'lib/hiptest-publisher/handlebars_helper.rb', line 233

def hh_close_curly (context, block)
  "}"
end

#hh_comment(context, commenter, block) ⇒ Object 



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# File 'lib/hiptest-publisher/handlebars_helper.rb', line 219

def hh_comment (context, commenter, block)
  block.fn(context).split("\n").map do |line|
    "#{commenter} #{line}"
  end.join("\n")
end

#hh_curly(context, block) ⇒ Object 



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# File 'lib/hiptest-publisher/handlebars_helper.rb', line 225

def hh_curly (context, block)
  "{#{block.fn(context)}}"
end

#hh_debug(context, block) ⇒ Object 



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# File 'lib/hiptest-publisher/handlebars_helper.rb', line 272

def hh_debug(context, block)
  require 'pry'
  binding.pry
  ""
end

#hh_escape_backslashes_and_double_quotes(context, s, block = nil) ⇒ Object 



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# File 'lib/hiptest-publisher/handlebars_helper.rb', line 187

def hh_escape_backslashes_and_double_quotes (context, s, block=nil)
  s = compute_block_value(context, s, block)

  if s
    s.gsub('\\') { |c| c*2 }.
      gsub('"', '\\"')
  else
    ""
  end
end

#hh_escape_double_quotes(context, s, block = nil) ⇒ Object 



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# File 'lib/hiptest-publisher/handlebars_helper.rb', line 170

def hh_escape_double_quotes (context, s, block=nil)
  s = compute_block_value(context, s, block)
  s ? s.gsub('"', '\\"') : ""
end

#hh_escape_new_line(context, s, block = nil) ⇒ Object 



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# File 'lib/hiptest-publisher/handlebars_helper.rb', line 198

def hh_escape_new_line(context, s, block = nil)
  s = compute_block_value(context, s, block)
  s ? s.gsub("\n", '\\n') : ""
end

#hh_escape_quotes(context, s, block = nil) ⇒ Object

kept for backward compatibility of customized templates



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# File 'lib/hiptest-publisher/handlebars_helper.rb', line 166

def hh_escape_quotes (context, s, block=nil)
  hh_escape_double_quotes(context, s, block)
end

#hh_escape_single_quotes(context, s, block = nil) ⇒ Object 



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# File 'lib/hiptest-publisher/handlebars_helper.rb', line 175

def hh_escape_single_quotes (context, s, block=nil)
  # weird \\\\, see http://stackoverflow.com/questions/7074337/why-does-stringgsub-double-content
  s = compute_block_value(context, s, block)
  s ? s.gsub('\'', "\\\\'") : ""
end

#hh_first(context, list, block) ⇒ Object 



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# File 'lib/hiptest-publisher/handlebars_helper.rb', line 142

def hh_first(context, list, block)
  hh_index(context, list, 0, block)
end

#hh_if_includes(context, array, element, block_true, block_false = nil) ⇒ Object 



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# File 'lib/hiptest-publisher/handlebars_helper.rb', line 278

def hh_if_includes(context, array, element, block_true, block_false = nil)
  if array.kind_of?(Array) && array.include?(element)
    block_true.fn(context)
  elsif block_false
    block_false.fn(context)
  else
    ''
  end
end

#hh_indent(context, block) ⇒ Object 



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# File 'lib/hiptest-publisher/handlebars_helper.rb', line 120

def hh_indent(context, block)
  indentation = @context[:indentation] || '  '
  indentation = "\t" if indentation == '\t'

  hh_prepend(context, indentation, block)
end

#hh_index(context, list, index, block) ⇒ Object 



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# File 'lib/hiptest-publisher/handlebars_helper.rb', line 133

def hh_index(context, list, index, block)
  current_this = context.get('this')
  context.add_item(:this, list[index.to_i])
  rendered = block.fn(context)
  context.add_item(:this, current_this)

  return rendered
end

#hh_join(context, items, joiner, block, else_block = nil) ⇒ Object 



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# File 'lib/hiptest-publisher/handlebars_helper.rb', line 61

def hh_join(context, items, joiner, block, else_block = nil)
  joiner = joiner.to_s
  joiner.gsub!(/\\t/, "\t")
  joiner.gsub!(/\\n/, "\n")


  if block.nil? || block.items.empty?
    "#{items.join(joiner)}"
  else
    if items.empty? && else_block
      return else_block.fn(context)
    end

    current_this = context.get('this')
    result = items.map do |item|
      context.add_item(:this, item)
      block.fn(context)
    end.join(joiner)

    context.add_item(:this, current_this)
    result
  end
end

#hh_join_gherkin_dataset(context, items, block, else_block = nil) ⇒ Object 



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# File 'lib/hiptest-publisher/handlebars_helper.rb', line 85

def hh_join_gherkin_dataset(context, items, block, else_block = nil)
  items.map! {|item| item.gsub(/\|/, "\\|")}

  hh_join(context, items, ' | ', block, else_block)
end

#hh_last(context, list, block) ⇒ Object 



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# File 'lib/hiptest-publisher/handlebars_helper.rb', line 146

def hh_last(context, list, block)
  hh_index(context, list, list.size - 1, block)
end

#hh_open_curly(context, block) ⇒ Object 



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# File 'lib/hiptest-publisher/handlebars_helper.rb', line 229

def hh_open_curly (context, block)
  "{"
end

#hh_prepend(context, str, block) ⇒ Object 



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# File 'lib/hiptest-publisher/handlebars_helper.rb', line 112

def hh_prepend(context, str, block)
  block.fn(context).split("\n").map do |line|
    indented = "#{str}#{line}"
    indented = "" if indented.strip.empty?
    indented
  end.join("\n")
end

#hh_relative_path(context, filename, path_prefix = nil, block) ⇒ Object 



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# File 'lib/hiptest-publisher/handlebars_helper.rb', line 241

def hh_relative_path(context, filename, path_prefix = nil, block)
  levels_count = context.get('context.relative_path').count('/')
  name = ""
  name << path_prefix if path_prefix
  if levels_count == 0
    name << filename
  else
    name << "../" * levels_count
    name << filename.to_s.gsub(/\A\.\//, '')
  end
  name
end

#hh_remove_double_quotes(context, s, block = nil) ⇒ Object 



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# File 'lib/hiptest-publisher/handlebars_helper.rb', line 155

def hh_remove_double_quotes (context, s, block = nil)
  s = compute_block_value(context,s, block)
  s ? s.gsub('"', '') : ""
end

#hh_remove_last_character(context, character = '', block) ⇒ Object 



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# File 'lib/hiptest-publisher/handlebars_helper.rb', line 259

def hh_remove_last_character(context, character = '', block)
  txt = block.fn(context)
  return txt[-1] == character ? txt[0..-2] : txt
end

#hh_remove_quotes(context, s, block = nil) ⇒ Object

kept for backward compatibility of customized templates



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# File 'lib/hiptest-publisher/handlebars_helper.rb', line 151

def hh_remove_quotes (context, s, block = nil)
  hh_remove_double_quotes(context, s, block)
end

#hh_remove_single_quotes(context, s, block = nil) ⇒ Object 



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# File 'lib/hiptest-publisher/handlebars_helper.rb', line 160

def hh_remove_single_quotes (context, s, block = nil)
  s = compute_block_value(context,s, block)
  s ? s.gsub('\'', '') : ""
end

#hh_remove_surrounding_quotes(context, s, block = nil) ⇒ Object 



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# File 'lib/hiptest-publisher/handlebars_helper.rb', line 203

def hh_remove_surrounding_quotes(context, s, block = nil)
  s = compute_block_value(context, s, block)

  if s.nil?
    ""
  elsif surrounded_with?(s, "'") || surrounded_with?(s, '"')
    s.slice(1...-1)
  else
    s
  end
end

#hh_replace(context, str, replacement, block) ⇒ Object 



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# File 'lib/hiptest-publisher/handlebars_helper.rb', line 268

def hh_replace(context, str, replacement, block)
  return block.fn(context).gsub(str, replacement)
end

#hh_strip_regexp_delimiters(context, regexp, block = nil) ⇒ Object 



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# File 'lib/hiptest-publisher/handlebars_helper.rb', line 254

def hh_strip_regexp_delimiters(context, regexp, block=nil)
  regexp = compute_block_value(context, regexp, block)
  return regexp.gsub(/(^\^)|(\$$)/, '')
end

#hh_tab(context, block) ⇒ Object 



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# File 'lib/hiptest-publisher/handlebars_helper.rb', line 237

def hh_tab (context, block)
  "\t"
end

#hh_to_string(context, value, block = nil) ⇒ Object 



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# File 'lib/hiptest-publisher/handlebars_helper.rb', line 56

def hh_to_string(context, value, block=nil)
  value = compute_block_value(context, value, block)
  "#{value.to_s}"
end

#hh_trim_surrounding_characters(context, character, block) ⇒ Object 



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# File 'lib/hiptest-publisher/handlebars_helper.rb', line 264

def hh_trim_surrounding_characters(context, character, block)
  return block.fn(context).gsub(/(\A(#{character})*)|((#{character})*\z)/, '')
end

#hh_unescape_single_quotes(context, s, block = nil) ⇒ Object 



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# File 'lib/hiptest-publisher/handlebars_helper.rb', line 181

def hh_unescape_single_quotes (context, s, block=nil)
  # weird \\\\, see http://stackoverflow.com/questions/7074337/why-does-stringgsub-double-content
  s = compute_block_value(context, s, block)
  s ? s.gsub("\\'", "'") : ""
end

#hh_unless(context, condition, block, else_block = nil) ⇒ Object 



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# File 'lib/hiptest-publisher/handlebars_helper.rb', line 100

def hh_unless(context, condition, block, else_block = nil)
  condition = !condition.empty? if condition.respond_to?(:empty?)

  if !condition
    block.fn(context)
  elsif else_block
    else_block.fn(context)
  else
    ""
  end
end

#hh_with(context, var, name, block) ⇒ Object 



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# File 'lib/hiptest-publisher/handlebars_helper.rb', line 91

def hh_with(context, var, name, block)
  name = name.to_s
  current_value = context.get(name)
  context.add_item(name, var)
  result = block.fn(context)
  context.add_item(name, current_value)
  result
end

#register_custom_helpers ⇒ Object 



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# File 'lib/hiptest-publisher/handlebars_helper.rb', line 43

def register_custom_helpers
  self.class.instance_methods.each do |method_name|
    next unless method_name.to_s.start_with? 'hh_'
    @handlebars.register_helper(method_name.to_s.gsub(/hh_/, '')) do |*args|
      send(method_name, *args)
    end
  end
end

#register_string_helpers ⇒ Object 



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# File 'lib/hiptest-publisher/handlebars_helper.rb', line 14

def register_string_helpers
  string_helpers = [
    :literate,
    :normalize,
    :normalize_lower,
    :normalize_with_dashes,
    :normalize_with_spaces,
    :underscore,
    :capitalize,
    :camelize,
    :camelize_lower,
    :camelize_upper,
    :clear_extension,
    :downcase,
    :strip
  ]

  string_helpers.each do |helper|
    @handlebars.register_helper(helper) do |context, block|
      if block.is_a? Handlebars::Tree::Block
        value = block.fn(context)
      else
        value = block
      end
      "#{value.to_s.send(helper)}"
    end
  end
end

#surrounded_with?(main, sub) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/hiptest-publisher/handlebars_helper.rb', line 215

def surrounded_with?(main, sub)
  main.start_with?(sub) && main.end_with?(sub)
end