Module: ThemeCheck::LanguageServer::VariableLookupFinder

Extended by:
VariableLookupFinder
Included in:
VariableLookupFinder
Defined in:
lib/theme_check/language_server/variable_lookup_finder.rb

Constant Summary collapse

UNCLOSED_SQUARE_BRACKET = 
/\[[^\]]*\Z/
ENDS_IN_BRACKET_POSITION_THAT_CANT_BE_COMPLETED = 
%r{
  (
    # quotes not preceded by a [
    (?<!\[)['"]|
    # closing ]
    \]|
    # opening [
    \[
  )$
}x
VARIABLE_LOOKUP_CHARACTERS = 
/[a-z0-9_.'"\]\[]/i
VARIABLE_LOOKUP = 
/#{VARIABLE_LOOKUP_CHARACTERS}+/o
SYMBOLS_PRECEDING_POTENTIAL_LOOKUPS = 
%r{
  (?:
    \s(?:
      if|elsif|unless|and|or|#{Liquid::Condition.operators.keys.join("|")}
      |echo
      |case|when
      |cycle
      |in
    )
    |[:,=]
  )
  \s+
}omix
ENDS_WITH_BLANK_POTENTIAL_LOOKUP = 
/#{SYMBOLS_PRECEDING_POTENTIAL_LOOKUPS}$/oimx
ENDS_WITH_POTENTIAL_LOOKUP = 
/#{SYMBOLS_PRECEDING_POTENTIAL_LOOKUPS}#{VARIABLE_LOOKUP}$/oimx

Instance Method Summary collapse

Instance Method Details

#lookup(content, cursor) ⇒ Object 



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# File 'lib/theme_check/language_server/variable_lookup_finder.rb', line 38

def lookup(content, cursor)
  return if cursor_is_on_bracket_position_that_cant_be_completed(content, cursor)
  potential_lookup = lookup_liquid_variable(content, cursor) || lookup_liquid_tag(content, cursor)

  # And we only return it if it's parsed by Liquid as VariableLookup
  return unless potential_lookup.is_a?(Liquid::VariableLookup)
  potential_lookup
end