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Original file line number | Diff line number | Diff line change |
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# typed: strict | ||
# frozen_string_literal: true | ||
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module RubyIndexer | ||
class RBSIndexer | ||
extend T::Sig | ||
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sig { params(index: Index).void } | ||
def initialize(index) | ||
@index = index | ||
end | ||
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sig { void } | ||
def index_core_classes | ||
loader = RBS::EnvironmentLoader.new | ||
RBS::Environment.from_loader(loader).resolve_type_names | ||
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loader.each_signature do |source, pathname, _buffer, declarations, _directives| | ||
process_signature(source, pathname, declarations) | ||
end | ||
end | ||
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private | ||
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sig { params(source: T.untyped, pathname: Pathname, declarations: T::Array[RBS::AST::Declarations::Base]).void } | ||
def process_signature(source, pathname, declarations) | ||
declarations.each do |declaration| | ||
process_declaration(declaration, pathname) | ||
end | ||
end | ||
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sig { params(declaration: RBS::AST::Declarations::Base, pathname: Pathname).void } | ||
def process_declaration(declaration, pathname) | ||
case declaration | ||
when RBS::AST::Declarations::Class | ||
handle_class_declaration(declaration, pathname) | ||
else # rubocop:disable Style/EmptyElse | ||
# Other kinds not yet handled | ||
end | ||
end | ||
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sig { params(declaration: RBS::AST::Declarations::Class, pathname: Pathname).void } | ||
def handle_class_declaration(declaration, pathname) | ||
nesting = [declaration.name.name.to_s] | ||
file_path = pathname.to_s | ||
location = to_ruby_indexer_location(declaration.location) | ||
comments = Array(declaration.comment&.string&.lines) | ||
parent_class = declaration.super_class&.name&.name&.to_s | ||
class_entry = Entry::Class.new(nesting, file_path, location, comments, parent_class) | ||
@index << class_entry | ||
end | ||
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sig { params(rbs_location: RBS::Location).returns(RubyIndexer::Location) } | ||
def to_ruby_indexer_location(rbs_location) | ||
RubyIndexer::Location.new( | ||
rbs_location.start_line, | ||
rbs_location.end_line, | ||
rbs_location.start_column, | ||
rbs_location.end_column, | ||
) | ||
end | ||
end | ||
end |
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Original file line number | Diff line number | Diff line change |
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@@ -0,0 +1,29 @@ | ||
# typed: true | ||
# frozen_string_literal: true | ||
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require_relative "test_case" | ||
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module RubyIndexer | ||
class RBSIndexerTest < TestCase | ||
def setup | ||
@index = RubyIndexer::Index.new | ||
RBSIndexer.new(@index).index_core_classes | ||
end | ||
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def test_index_core_classes | ||
entries = @index["Array"] | ||
refute_nil(entries) | ||
assert_equal(1, entries.length) | ||
entry = entries.first | ||
assert_match(%r{/gems/rbs-.*/core/array.rbs}, entry.file_path) | ||
assert_equal("array.rbs", entry.file_name) | ||
assert_equal("Object", entry.parent_class) | ||
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# Using fixed positions would be fragile, so let's just check some basics. | ||
assert_operator(entry.location.start_line, :>, 0) | ||
assert_operator(entry.location.end_line, :>, entry.location.start_line) | ||
assert_equal(0, entry.location.start_column) | ||
assert_operator(entry.location.end_column, :>, 0) | ||
end | ||
end | ||
end |
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