Module: I18nliner::Extractors::SexpHelper

Included in:
RubyExtractor, PreProcessors::ErbPreProcessor::Helper
Defined in:
lib/i18nliner/extractors/sexp_helper.rb

Defined Under Namespace

Classes: UnsupportedExpression

Instance Method Summary collapse

Instance Method Details

#raw(exp) ⇒ Object


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# File 'lib/i18nliner/extractors/sexp_helper.rb', line 15

def raw(exp)
  exp.shift
  return exp.shift
end

#string_concatenation?(exp) ⇒ Boolean

Returns:

  • (Boolean)

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# File 'lib/i18nliner/extractors/sexp_helper.rb', line 8

def string_concatenation?(exp)
  exp.sexp_type == :call &&
  exp[2] == :+ &&
  exp.last &&
  exp.last.sexp_type == :str
end

#string_from(exp) ⇒ Object


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# File 'lib/i18nliner/extractors/sexp_helper.rb', line 20

def string_from(exp)
  return raw(exp) if exp.sexp_type == :str
  exp.shift
  lhs = exp.shift
  exp.shift
  rhs = exp.shift
  if lhs.sexp_type == :str
    lhs.last + rhs.last
  elsif stringish?(lhs)
    string_from(lhs) + rhs.last
  else
    process(lhs)
    UnsupportedExpression
  end
end

#stringish?(exp) ⇒ Boolean

Returns:

  • (Boolean)

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# File 'lib/i18nliner/extractors/sexp_helper.rb', line 4

def stringish?(exp)
  exp && (exp.sexp_type == :str || string_concatenation?(exp))
end