class Solargraph::Pin::LocalVariable

# File lib/solargraph/pin/local_variable.rb, line 17
def initialize assignment: nil, presence: nil, presence_certain: false, **splat
  super(**splat)
  @assignment = assignment
  @presence = presence
  @presence_certain = presence_certain
end

# File lib/solargraph/pin/local_variable.rb, line 24
def combine_with(other, attrs={})
  new_attrs = {
    assignment: assert_same(other, :assignment),
    presence_certain: assert_same(other, :presence_certain?),
  }.merge(attrs)
  new_attrs[:presence] = assert_same(other, :presence) unless attrs.key?(:presence)

  super(other, new_attrs)
end

# File lib/solargraph/pin/local_variable.rb, line 9
def presence_certain?
  @presence_certain
end

# File lib/solargraph/pin/local_variable.rb, line 42
def to_rbs
  (name || '(anon)') + ' ' + (return_type&.to_rbs || 'untyped')
end

# File lib/solargraph/pin/local_variable.rb, line 36
def visible_at?(other_closure, other_loc)
  location.filename == other_loc.filename &&
    presence.include?(other_loc.range.start) &&
    match_named_closure(other_closure, closure)
end

# File lib/solargraph/pin/local_variable.rb, line 63
def match_named_closure needle, haystack
  return true if needle == haystack || haystack.is_a?(Pin::Block)
  cursor = haystack
  until cursor.nil?
    return true if needle.path == cursor.path
    return false if cursor.path && !cursor.path.empty?
    cursor = cursor.closure
  end
  false
end

# File lib/solargraph/pin/local_variable.rb, line 51
def match_tags tag1, tag2
  # @todo This is an unfortunate hack made necessary by a discrepancy in
  #   how tags indicate the root namespace. The long-term solution is to
  #   standardize it, whether it's `Class<>`, an empty string, or
  #   something else.
  tag1 == tag2 ||
    (['', 'Class<>'].include?(tag1) && ['', 'Class<>'].include?(tag2))
end