Class: RBI::Parser::TreeBuilder
- Extended by:
- T::Sig
- Defined in:
- lib/rbi/parser.rb
Instance Attribute Summary collapse
-
#last_node ⇒ Object
readonly
Returns the value of attribute last_node.
-
#tree ⇒ Object
readonly
Returns the value of attribute tree.
Instance Method Summary collapse
-
#initialize(source, comments:, file:) ⇒ TreeBuilder
constructor
A new instance of TreeBuilder.
- #visit_call_node(node) ⇒ Object
- #visit_class_node(node) ⇒ Object
- #visit_constant_assign(node) ⇒ Object
- #visit_constant_path_write_node(node) ⇒ Object
- #visit_constant_write_node(node) ⇒ Object
- #visit_def_node(node) ⇒ Object
- #visit_module_node(node) ⇒ Object
- #visit_program_node(node) ⇒ Object
- #visit_singleton_class_node(node) ⇒ Object
Constructor Details
#initialize(source, comments:, file:) ⇒ TreeBuilder
Returns a new instance of TreeBuilder.
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# File 'lib/rbi/parser.rb', line 163 def initialize(source, comments:, file:) super(source, file: file) @comments_by_line = T.let(comments.to_h { |c| [c.location.start_line, c] }, T::Hash[Integer, Prism::Comment]) @tree = T.let(Tree.new, Tree) @scopes_stack = T.let([@tree], T::Array[Tree]) @last_node = T.let(nil, T.nilable(Prism::Node)) @last_sigs = T.let([], T::Array[RBI::Sig]) @last_sigs_comments = T.let([], T::Array[Comment]) end |
Instance Attribute Details
#last_node ⇒ Object (readonly)
Returns the value of attribute last_node.
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# File 'lib/rbi/parser.rb', line 160 def last_node @last_node end |
#tree ⇒ Object (readonly)
Returns the value of attribute tree.
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# File 'lib/rbi/parser.rb', line 157 def tree @tree end |
Instance Method Details
#visit_call_node(node) ⇒ Object
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# File 'lib/rbi/parser.rb', line 299 def visit_call_node(node) @last_node = node = node.name.to_s case when "abstract!", "sealed!", "interface!" current_scope << Helper.new( .delete_suffix("!"), loc: node_loc(node), comments: node_comments(node), ) when "attr_reader" args = node.arguments unless args.is_a?(Prism::ArgumentsNode) && args.arguments.any? @last_node = nil return end current_scope << AttrReader.new( *T.unsafe(args.arguments.map { |arg| node_string!(arg).delete_prefix(":").to_sym }), sigs: current_sigs, loc: node_loc(node), comments: current_sigs_comments + node_comments(node), ) when "attr_writer" args = node.arguments unless args.is_a?(Prism::ArgumentsNode) && args.arguments.any? @last_node = nil return end current_scope << AttrWriter.new( *T.unsafe(args.arguments.map { |arg| node_string!(arg).delete_prefix(":").to_sym }), sigs: current_sigs, loc: node_loc(node), comments: current_sigs_comments + node_comments(node), ) when "attr_accessor" args = node.arguments unless args.is_a?(Prism::ArgumentsNode) && args.arguments.any? @last_node = nil return end current_scope << AttrAccessor.new( *T.unsafe(args.arguments.map { |arg| node_string!(arg).delete_prefix(":").to_sym }), sigs: current_sigs, loc: node_loc(node), comments: current_sigs_comments + node_comments(node), ) when "enums" block = node.block unless block.is_a?(Prism::BlockNode) @last_node = nil return end body = block.body unless body.is_a?(Prism::StatementsNode) @last_node = nil return end current_scope << TEnumBlock.new( body.body.map { |stmt| T.cast(stmt, Prism::ConstantWriteNode).name.to_s }, loc: node_loc(node), comments: node_comments(node), ) when "extend" args = node.arguments unless args.is_a?(Prism::ArgumentsNode) && args.arguments.any? @last_node = nil return end current_scope << Extend.new( *T.unsafe(args.arguments.map { |arg| node_string!(arg) }), loc: node_loc(node), comments: node_comments(node), ) when "include" args = node.arguments unless args.is_a?(Prism::ArgumentsNode) && args.arguments.any? @last_node = nil return end current_scope << Include.new( *T.unsafe(args.arguments.map { |arg| node_string!(arg) }), loc: node_loc(node), comments: node_comments(node), ) when "mixes_in_class_methods" args = node.arguments unless args.is_a?(Prism::ArgumentsNode) && args.arguments.any? @last_node = nil return end current_scope << MixesInClassMethods.new( *T.unsafe(args.arguments.map { |arg| node_string!(arg) }), loc: node_loc(node), comments: node_comments(node), ) when "private", "protected", "public" args = node.arguments if args.is_a?(Prism::ArgumentsNode) && args.arguments.any? visit(node.arguments) last_node = @scopes_stack.last&.nodes&.last case last_node when Method, Attr last_node.visibility = parse_visibility(node.name.to_s, node) else raise ParseError.new( "Unexpected token `#{node.}` before `#{last_node&.string&.strip}`", node_loc(node), ) end else current_scope << parse_visibility(node.name.to_s, node) end when "prop", "const" parse_tstruct_field(node) when "requires_ancestor" block = node.block unless block.is_a?(Prism::BlockNode) @last_node = nil return end body = block.body unless body.is_a?(Prism::StatementsNode) @last_node = nil return end current_scope << RequiresAncestor.new( node_string!(body), loc: node_loc(node), comments: node_comments(node), ) when "sig" @last_sigs << parse_sig(node) else current_scope << Send.new( , parse_send_args(node.arguments), loc: node_loc(node), comments: node_comments(node), ) end @last_node = nil end |
#visit_class_node(node) ⇒ Object
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# File 'lib/rbi/parser.rb', line 176 def visit_class_node(node) @last_node = node scope = Class.new( node_string!(node.constant_path), superclass_name: node_string(node.superclass), loc: node_loc(node), comments: node_comments(node), ) current_scope << scope @scopes_stack << scope visit(node.body) collect_dangling_comments(node) @scopes_stack.pop @last_node = nil end |
#visit_constant_assign(node) ⇒ Object
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# File 'lib/rbi/parser.rb', line 208 def visit_constant_assign(node) struct = parse_struct(node) current_scope << if struct struct elsif type_variable_definition?(node.value) TypeMember.new( case node when Prism::ConstantWriteNode node.name.to_s when Prism::ConstantPathWriteNode node_string!(node.target) end, node_string!(node.value), loc: node_loc(node), comments: node_comments(node), ) else Const.new( case node when Prism::ConstantWriteNode node.name.to_s when Prism::ConstantPathWriteNode node_string!(node.target) end, node_string!(node.value), loc: node_loc(node), comments: node_comments(node), ) end end |
#visit_constant_path_write_node(node) ⇒ Object
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# File 'lib/rbi/parser.rb', line 201 def visit_constant_path_write_node(node) @last_node = node visit_constant_assign(node) @last_node = nil end |
#visit_constant_write_node(node) ⇒ Object
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# File 'lib/rbi/parser.rb', line 194 def visit_constant_write_node(node) @last_node = node visit_constant_assign(node) @last_node = nil end |
#visit_def_node(node) ⇒ Object
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# File 'lib/rbi/parser.rb', line 241 def visit_def_node(node) @last_node = node current_scope << Method.new( node.name.to_s, params: parse_params(node.parameters), sigs: current_sigs, loc: node_loc(node), comments: current_sigs_comments + node_comments(node), is_singleton: !!node.receiver, ) @last_node = nil end |
#visit_module_node(node) ⇒ Object
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# File 'lib/rbi/parser.rb', line 255 def visit_module_node(node) @last_node = node scope = Module.new( node_string!(node.constant_path), loc: node_loc(node), comments: node_comments(node), ) current_scope << scope @scopes_stack << scope visit(node.body) collect_dangling_comments(node) @scopes_stack.pop @last_node = nil end |
#visit_program_node(node) ⇒ Object
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# File 'lib/rbi/parser.rb', line 272 def visit_program_node(node) @last_node = node super collect_orphan_comments separate_header_comments set_root_tree_loc @last_node = nil end |
#visit_singleton_class_node(node) ⇒ Object
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# File 'lib/rbi/parser.rb', line 283 def visit_singleton_class_node(node) @last_node = node scope = SingletonClass.new( loc: node_loc(node), comments: node_comments(node), ) current_scope << scope @scopes_stack << scope visit(node.body) collect_dangling_comments(node) @scopes_stack.pop @last_node = nil end |