Module: Liquidscript::Generator::Javascript::Literals

Included in:
Liquidscript::Generator::Javascript
Defined in:
lib/liquidscript/generator/javascript/literals.rb

Constant Summary collapse

BINOP_SWITCH = 
{
  "=="  => "===",
  "===" => "==",
  "!="  => "!==",
  "!==" => "!=",
  "or"  => "||",
  "and" => "&&",
  "is"  => "===",
  "isnt"=> "!=="
}.freeze

Instance Method Summary collapse

Instance Method Details

#generate_action(code) ⇒ Object 



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# File 'lib/liquidscript/generator/javascript/literals.rb', line 46

def generate_action(code)
  code[1].value
end

#generate_array(code) ⇒ Object 



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# File 'lib/liquidscript/generator/javascript/literals.rb', line 180

def generate_array(code)

  array = buffer
  array.set_join! ', '

  code[1].inject(array) do |a, p|
    a << replace(p)
  end

  "[#{array}]"
end

#generate_binop(code) ⇒ Object 



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# File 'lib/liquidscript/generator/javascript/literals.rb', line 140

def generate_binop(code)
  op = BINOP_SWITCH.fetch(code[1].value) do
    case code[1].type
    when :minus
      '-'
    when :plus
      '+'
    else
      code[1].value
    end
  end

  "#{replace(code[2])} #{op} #{replace(code[3])}"
end

#generate_for_in(code) ⇒ Object 



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# File 'lib/liquidscript/generator/javascript/literals.rb', line 69

def generate_for_in(code)
  loop_body = buffer
  loop_body << "for(#{code[1].to_s} in #{code[2].name}) {\n"
  indent!
  insert_into(code[3], loop_body)
  unindent!
  loop_body << indent << "}"
end

#generate_for_seg(code) ⇒ Object 



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# File 'lib/liquidscript/generator/javascript/literals.rb', line 78

def generate_for_seg(code)
  loop_body = buffer
  loop_body << "for("            <<
               replace(code[1])  << "; " <<
               replace(code[2])  << "; " <<
               replace(code[3])  << ") {\n"

  indent!
  insert_into(code[4], loop_body)
  unindent!

  loop_body << indent_level << "}"
end

#generate_function(code) ⇒ Object 



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# File 'lib/liquidscript/generator/javascript/literals.rb', line 196

def generate_function(code)

  function = buffer
  indent!

  function                        <<
    "function("                   <<
    code[1].parameters.join(', ') <<
    ") {\n"                       <<
    replace(code[1])
  unindent!

  function << indent_level << "}"
end

#generate_href(code) ⇒ Object 



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# File 'lib/liquidscript/generator/javascript/literals.rb', line 124

def generate_href(code)
  heredoc = code[1]
  hbuf = buffer

  heredoc.body.each do |part|
    case part.type
    when :heredoc, :iheredoc, :iheredoc_begin
      hbuf << '"' << part.value.gsub('"', '\\"') << '"'
    else
      hbuf << ' + ' << replace(part) << ' + '
    end
  end

  hbuf
end

#generate_interop(code) ⇒ Object 



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# File 'lib/liquidscript/generator/javascript/literals.rb', line 100

def generate_interop(code)
  content = code[1..-1]
  buf = buffer

  content.each do |part|
    case part.type
    when :istring_begin, :istring
      buf << "\"#{part.value}\""
    else
      buf << " + (#{replace(part)}) + "
    end
  end

  buf
end

#generate_istring(code) ⇒ Object 



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# File 'lib/liquidscript/generator/javascript/literals.rb', line 96

def generate_istring(code)
  "\"#{code.first.gsub("\n", "\\n")}\""
end

#generate_keyword(code) ⇒ Object 



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# File 'lib/liquidscript/generator/javascript/literals.rb', line 163

def generate_keyword(code)
  "#{code[1].value}"
end

#generate_neg(code) ⇒ Object 



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# File 'lib/liquidscript/generator/javascript/literals.rb', line 54

def generate_neg(code)
  "-#{replace(code[1])}"
end

#generate_newline(_) ⇒ Object 



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# File 'lib/liquidscript/generator/javascript/literals.rb', line 192

def generate_newline(_)
  ""
end

#generate_nrange(code) ⇒ Object 



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# File 'lib/liquidscript/generator/javascript/literals.rb', line 21

def generate_nrange(code)
  start  = code[1]
  ending = code[2]

  buffer << "[" << (start..ending).to_a.join(', ') << "]"
end

#generate_number(code) ⇒ Object 



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# File 'lib/liquidscript/generator/javascript/literals.rb', line 17

def generate_number(code)
  "#{code.first}"
end

#generate_object(code) ⇒ Object 



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# File 'lib/liquidscript/generator/javascript/literals.rb', line 167

def generate_object(code)

  object = buffer
  object.set_join! ",\n#{indent!}"

  code[1].inject(object) do |buf, part|
    buf << "\"#{part[0].value}\": #{replace(part[1])}"
  end

  unindent!
  "{#{object}}"
end

#generate_op(code) ⇒ Object 



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# File 'lib/liquidscript/generator/javascript/literals.rb', line 50

def generate_op(code)
  "#{replace(code[1])}#{code[2].value}"
end

#generate_pos(code) ⇒ Object 



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# File 'lib/liquidscript/generator/javascript/literals.rb', line 58

def generate_pos(code)
  "+#{replace(code[1])}"
end

#generate_range(code) ⇒ Object 



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# File 'lib/liquidscript/generator/javascript/literals.rb', line 28

def generate_range(code)
  out = buffer
  out << "(function(a, b) {\n"                          <<
         indent!   << "var out, i, t;\n"                <<
         indent    << "out = [];\n"                     <<
         indent    << "if(a > b) {\n"                   <<
         indent!   << "t = a; a = b; b = t;\n"          <<
         unindent! << "}\n"                             <<
         indent    << "for(i = a; i <= b; i++) {\n"     <<
         indent!   << "out.push(i);\n"                  <<
         unindent! << "};\n"                            <<
         indent    << "return t === undefined ?"        <<
                      "out : out.reverse();\n"          <<
         unindent! << "})(" << replace(code[1]) << ", " <<
         replace(code[2]) << ")"
  out
end

#generate_regex(code) ⇒ Object 



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# File 'lib/liquidscript/generator/javascript/literals.rb', line 92

def generate_regex(code)
  "/#{code[1].value[0]}/#{code[1].value[1]}"
end

#generate_sstring(code) ⇒ Object 



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# File 'lib/liquidscript/generator/javascript/literals.rb', line 116

def generate_sstring(code)
  "'#{code.first.gsub(/'/, "\\'")}'"
end

#generate_unop(code) ⇒ Object 



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# File 'lib/liquidscript/generator/javascript/literals.rb', line 120

def generate_unop(code)
  "#{code[1].value} #{replace(code[2])}"
end

#generate_variable(code) ⇒ Object

def generate_identifier(code)

code.value

end



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# File 'lib/liquidscript/generator/javascript/literals.rb', line 159

def generate_variable(code)
  code.to_s
end

#generate_while(code) ⇒ Object 



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# File 'lib/liquidscript/generator/javascript/literals.rb', line 62

def generate_while(code)
  loop_body = buffer
  loop_body << "while(#{replace(code[1])}) {\n"
  insert_into(code[2], loop_body)
  loop_body << indent_level << "}"
end