Class: ReplTypeCompletor::TypeAnalyzer
- Inherits:
-
Object
- Object
- ReplTypeCompletor::TypeAnalyzer
- Defined in:
- lib/repl_type_completor/type_analyzer.rb
Defined Under Namespace
Classes: DigTarget
Constant Summary collapse
- OBJECT_METHODS =
{ to_s: Types::STRING, to_str: Types::STRING, to_a: Types::ARRAY, to_ary: Types::ARRAY, to_h: Types::HASH, to_hash: Types::HASH, to_i: Types::INTEGER, to_int: Types::INTEGER, to_f: Types::FLOAT, to_c: Types::COMPLEX, to_r: Types::RATIONAL }
Class Method Summary collapse
Instance Method Summary collapse
- #assign_numbered_parameters(maximum, scope, args, _kwargs) ⇒ Object
- #assign_parameters(node, scope, args, kwargs) ⇒ Object
- #assign_required_parameter(node, value, scope) ⇒ Object
- #class_or_value_to_instance(type) ⇒ Object
- #const_path_write(receiver, name, value, scope) ⇒ Object
- #evaluate(node, scope) ⇒ Object
- #evaluate_alias_global_variable_node(_node, _scope) ⇒ Object
- #evaluate_alias_method_node(_node, _scope) ⇒ Object
- #evaluate_and_node(node, scope) ⇒ Object
- #evaluate_and_or(node, scope, and_op:) ⇒ Object
- #evaluate_array_node(node, scope) ⇒ Object
- #evaluate_back_reference_read_node(_node, _scope) ⇒ Object
- #evaluate_begin_node(node, scope) ⇒ Object
- #evaluate_break_node(node, scope) ⇒ Object
- #evaluate_call_and_write_node(node, scope) ⇒ Object
- #evaluate_call_node(node, scope) ⇒ Object
- #evaluate_call_node_arguments(call_node, scope) ⇒ Object
- #evaluate_call_operator_write_node(node, scope) ⇒ Object
- #evaluate_call_or_write_node(node, scope) ⇒ Object
- #evaluate_call_write(node, scope, operator, write_name) ⇒ Object
- #evaluate_case_in_condition(target, node, scope) ⇒ Object
- #evaluate_case_match_node(node, scope) ⇒ Object
- #evaluate_case_node(node, scope) ⇒ Object
- #evaluate_case_when_condition(node, scope) ⇒ Object
- #evaluate_class_module(node, scope, is_class) ⇒ Object
- #evaluate_class_node(node, scope) ⇒ Object
- #evaluate_constant_and_write_node(node, scope) ⇒ Object
- #evaluate_constant_node_info(node, scope) ⇒ Object
- #evaluate_constant_operator_write_node(node, scope) ⇒ Object
- #evaluate_constant_or_write_node(node, scope) ⇒ Object
- #evaluate_constant_path_and_write_node(node, scope) ⇒ Object
- #evaluate_constant_path_node(node, scope) ⇒ Object
- #evaluate_constant_path_operator_write_node(node, scope) ⇒ Object
- #evaluate_constant_path_or_write_node(node, scope) ⇒ Object
- #evaluate_constant_path_write_node(node, scope) ⇒ Object
- #evaluate_def_node(node, scope) ⇒ Object
- #evaluate_defined_node(node, scope) ⇒ Object
- #evaluate_else_node(node, scope) ⇒ Object
- #evaluate_embedded_statements_node(node, scope) ⇒ Object
- #evaluate_embedded_variable_node(node, scope) ⇒ Object
- #evaluate_false_node(_node, _scope) ⇒ Object
- #evaluate_flip_flop_node(node, scope) ⇒ Object
- #evaluate_float_node(_node, _scope) ⇒ Object
- #evaluate_for_node(node, scope) ⇒ Object
- #evaluate_forwarding_super_node(_node, _scope) ⇒ Object
- #evaluate_hash(node, scope) ⇒ Object
- #evaluate_hash_node(node, scope) ⇒ Object
- #evaluate_if_node(node, scope) ⇒ Object
- #evaluate_imaginary_node(_node, _scope) ⇒ Object
- #evaluate_implicit_node(node, scope) ⇒ Object
- #evaluate_index_and_write_node(node, scope) ⇒ Object
- #evaluate_index_operator_write_node(node, scope) ⇒ Object
- #evaluate_index_or_write_node(node, scope) ⇒ Object
- #evaluate_integer_node(_node, _scope) ⇒ Object
- #evaluate_interpolated_match_last_line_node(node, scope) ⇒ Object
- #evaluate_interpolated_regular_expression_node(node, scope) ⇒ Object
- #evaluate_interpolated_string_node(node, scope) ⇒ Object
- #evaluate_interpolated_symbol_node(node, scope) ⇒ Object
- #evaluate_interpolated_x_string_node(node, scope) ⇒ Object
- #evaluate_jump(node, scope, mode) ⇒ Object
- #evaluate_keyword_hash_node(node, scope) ⇒ Object
- #evaluate_lambda_node(node, scope) ⇒ Object
- #evaluate_list_splat_items(list, scope) ⇒ Object
- #evaluate_match_last_line_node(_node, _scope) ⇒ Object
- #evaluate_match_pattern(value, pattern, scope) ⇒ Object
- #evaluate_match_predicate_node(node, scope) ⇒ Object
- #evaluate_match_required_node(node, scope) ⇒ Object
- #evaluate_match_write_node(node, scope) ⇒ Object
- #evaluate_missing_node(_node, _scope) ⇒ Object
- #evaluate_module_node(node, scope) ⇒ Object
- #evaluate_multi_target_node(node, scope) ⇒ Object
- #evaluate_multi_write(node, values, scope, evaluated_receivers) ⇒ Object
- #evaluate_multi_write_node(node, scope) ⇒ Object
- #evaluate_multi_write_receiver(node, scope, evaluated_receivers) ⇒ Object
- #evaluate_next_node(node, scope) ⇒ Object
- #evaluate_nil_node(_node, _scope) ⇒ Object
- #evaluate_numbered_reference_read_node(_node, _scope) ⇒ Object
- #evaluate_or_node(node, scope) ⇒ Object
- #evaluate_parentheses_node(node, scope) ⇒ Object
- #evaluate_post_execution_node(node, scope) ⇒ Object
- #evaluate_pre_execution_node(node, scope) ⇒ Object
- #evaluate_program_node(node, scope) ⇒ Object
- #evaluate_range_node(node, scope) ⇒ Object
- #evaluate_rational_node(_node, _scope) ⇒ Object
- #evaluate_redo_node(_node, scope) ⇒ Object
- #evaluate_reference_read(node, scope) ⇒ Object (also: #evaluate_constant_read_node, #evaluate_global_variable_read_node, #evaluate_local_variable_read_node, #evaluate_class_variable_read_node, #evaluate_instance_variable_read_node)
- #evaluate_reference_write(node, scope) ⇒ Object (also: #evaluate_constant_write_node, #evaluate_global_variable_write_node, #evaluate_local_variable_write_node, #evaluate_class_variable_write_node, #evaluate_instance_variable_write_node)
- #evaluate_regular_expression_node(_node, _scope) ⇒ Object
- #evaluate_rescue_modifier_node(node, scope) ⇒ Object
- #evaluate_rescue_node(node, scope) ⇒ Object
- #evaluate_retry_node(_node, scope) ⇒ Object
- #evaluate_return_node(node, scope) ⇒ Object
- #evaluate_self_node(_node, scope) ⇒ Object
- #evaluate_singleton_class_node(node, scope) ⇒ Object
- #evaluate_source_encoding_node(_node, _scope) ⇒ Object
- #evaluate_source_file_node(_node, _scope) ⇒ Object
- #evaluate_source_line_node(_node, _scope) ⇒ Object
- #evaluate_splat_node(node, scope) ⇒ Object
- #evaluate_statements_node(node, scope) ⇒ Object
- #evaluate_string_concat_node(node, scope) ⇒ Object
- #evaluate_string_node(_node, _scope) ⇒ Object
- #evaluate_super_node(node, scope) ⇒ Object
- #evaluate_symbol_node(_node, _scope) ⇒ Object
- #evaluate_true_node(_node, _scope) ⇒ Object
- #evaluate_undef_node(_node, _scope) ⇒ Object
- #evaluate_unless_node(node, scope) ⇒ Object
- #evaluate_variable_and_write(node, scope) ⇒ Object (also: #evaluate_global_variable_and_write_node, #evaluate_local_variable_and_write_node, #evaluate_class_variable_and_write_node, #evaluate_instance_variable_and_write_node)
- #evaluate_variable_operator_write(node, scope) ⇒ Object (also: #evaluate_global_variable_operator_write_node, #evaluate_local_variable_operator_write_node, #evaluate_class_variable_operator_write_node, #evaluate_instance_variable_operator_write_node)
- #evaluate_variable_or_write(node, scope) ⇒ Object (also: #evaluate_global_variable_or_write_node, #evaluate_local_variable_or_write_node, #evaluate_class_variable_or_write_node, #evaluate_instance_variable_or_write_node)
- #evaluate_while_until(node, scope) ⇒ Object (also: #evaluate_while_node, #evaluate_until_node)
- #evaluate_write(node, value, scope, evaluated_receivers) ⇒ Object
- #evaluate_x_string_node(_node, _scope) ⇒ Object
- #evaluate_yield_node(node, scope) ⇒ Object
-
#initialize(dig_targets) ⇒ TypeAnalyzer
constructor
A new instance of TypeAnalyzer.
- #method_call(receiver, method_name, args, kwargs, block, scope, name_match: true) ⇒ Object
- #partition_to_array(value, method) ⇒ Object
- #sized_splat(value, method, size) ⇒ Object
Constructor Details
#initialize(dig_targets) ⇒ TypeAnalyzer
Returns a new instance of TypeAnalyzer.
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# File 'lib/repl_type_completor/type_analyzer.rb', line 38 def initialize(dig_targets) @dig_targets = dig_targets end |
Class Method Details
.calculate_target_type_scope(binding, parents, target) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 1168 def self.calculate_target_type_scope(binding, parents, target) dig_targets = DigTarget.new(parents, target) do |type, scope| return type, scope end program = parents.first scope = Scope.from_binding(binding, program.locals) new(dig_targets).evaluate program, scope [Types::NIL, scope] end |
Instance Method Details
#assign_numbered_parameters(maximum, scope, args, _kwargs) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 946 def assign_numbered_parameters(maximum, scope, args, _kwargs) if maximum == 1 scope['_1'] = args.first || Types::NIL else args = sized_splat(args.first, :to_ary, maximum) if args.size == 1 maximum.times do |index| scope["_#{index + 1}"] = args[index] || Types::NIL end end end |
#assign_parameters(node, scope, args, kwargs) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 898 def assign_parameters(node, scope, args, kwargs) args = args.dup kwargs = kwargs.dup size = node.requireds.size + node.optionals.size + (node.rest ? 1 : 0) + node.posts.size args = sized_splat(args.first, :to_ary, size) if size >= 2 && args.size == 1 reqs = args.shift node.requireds.size if node.rest posts = [] opts = args.shift node.optionals.size rest = args else posts = args.pop node.posts.size opts = args rest = [] end node.requireds.zip reqs do |n, v| assign_required_parameter n, v, scope end node.optionals.zip opts do |n, v| # n is Prism::OptionalParameterNode values = [v] values << evaluate(n.value, scope) if n.value scope[n.name.to_s] = Types::UnionType[*values.compact] end node.posts.zip posts do |n, v| assign_required_parameter n, v, scope end # Prism::ImplicitRestNode (tap{|a,|}) does not have a name if node.rest.is_a?(Prism::RestParameterNode) && node.rest.name scope[node.rest.name.to_s] = Types.array_of(*rest) end node.keywords.each do |n| name = n.name.to_s.delete(':') values = [kwargs.delete(name)] # n is Prism::OptionalKeywordParameterNode (has n.value) or Prism::RequiredKeywordParameterNode (does not have n.value) values << evaluate(n.value, scope) if n.respond_to?(:value) scope[name] = Types::UnionType[*values.compact] end # node.keyword_rest is Prism::KeywordRestParameterNode or Prism::ForwardingParameterNode or Prism::NoKeywordsParameterNode if node.keyword_rest.is_a?(Prism::KeywordRestParameterNode) && node.keyword_rest.name scope[node.keyword_rest.name.to_s] = Types::InstanceType.new(Hash, K: Types::SYMBOL, V: Types::UnionType[*kwargs.values]) end if node.block&.name # node.block is Prism::BlockParameterNode scope[node.block.name.to_s] = Types::PROC end end |
#assign_required_parameter(node, value, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 856 def assign_required_parameter(node, value, scope) case node when Prism::RequiredParameterNode scope[node.name.to_s] = value || Types::OBJECT when Prism::MultiTargetNode parameters = [*node.lefts, *node.rest, *node.rights] values = value ? sized_splat(value, :to_ary, parameters.size) : [] parameters.zip values do |n, v| assign_required_parameter n, v, scope end when Prism::SplatNode splat_value = value ? Types.array_of(value) : Types::ARRAY assign_required_parameter node.expression, splat_value, scope if node.expression end end |
#class_or_value_to_instance(type) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 1026 def class_or_value_to_instance(type) instance_types = type.types.map do |t| t.is_a?(Types::SingletonType) ? Types::InstanceType.new(t.module_or_class) : t end Types::UnionType[*instance_types] end |
#const_path_write(receiver, name, value, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 847 def const_path_write(receiver, name, value, scope) if receiver # receiver::A = value singleton_type = receiver.types.find { _1.is_a? Types::SingletonType } scope.set_const singleton_type.module_or_class, name, value if singleton_type else # ::A = value scope.set_const Object, name, value end end |
#evaluate(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 42 def evaluate(node, scope) method = "evaluate_#{node.type}" if respond_to? method result = send method, node, scope else result = Types::NIL end @dig_targets.resolve result, scope if @dig_targets.target? node result end |
#evaluate_alias_global_variable_node(_node, _scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 801 def evaluate_alias_global_variable_node(_node, _scope) = Types::NIL |
#evaluate_alias_method_node(_node, _scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 800 def evaluate_alias_method_node(_node, _scope) = Types::NIL |
#evaluate_and_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 300 def evaluate_and_node(node, scope) = evaluate_and_or(node, scope, and_op: true) |
#evaluate_and_or(node, scope, and_op:) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 302 def evaluate_and_or(node, scope, and_op:) left = evaluate node.left, scope right = scope.conditional { evaluate node.right, _1 } if and_op Types::UnionType[right, Types::NIL, Types::FALSE] else Types::UnionType[left, right] end end |
#evaluate_array_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 158 def evaluate_array_node(node, scope) Types.array_of evaluate_list_splat_items(node.elements, scope) end |
#evaluate_back_reference_read_node(_node, _scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 219 def evaluate_back_reference_read_node(_node, _scope) Types::UnionType[Types::STRING, Types::NIL] end |
#evaluate_begin_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 555 def evaluate_begin_node(node, scope) return_type = node.statements ? evaluate(node.statements, scope) : Types::NIL if node.rescue_clause if node.else_clause return_types = scope.run_branches( ->{ evaluate node.rescue_clause, _1 }, ->{ evaluate node.else_clause, _1 } ) else return_types = [ return_type, scope.conditional { evaluate node.rescue_clause, _1 } ] end return_type = Types::UnionType[*return_types] end if node.ensure_clause&.statements # ensure_clause is Prism::EnsureNode evaluate node.ensure_clause.statements, scope end return_type end |
#evaluate_break_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 505 def evaluate_break_node(node, scope) = evaluate_jump(node, scope, :break) |
#evaluate_call_and_write_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 313 def evaluate_call_and_write_node(node, scope) = evaluate_call_write(node, scope, :and, node.write_name) |
#evaluate_call_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 233 def evaluate_call_node(node, scope) receiver_type = node.receiver ? evaluate(node.receiver, scope) : scope.self_type evaluate_method = lambda do |scope| args_types, kwargs_types, block_sym_node, has_block = evaluate_call_node_arguments node, scope if block_sym_node block_sym = block_sym_node.value if @dig_targets.target? block_sym_node # method(args, &:completion_target) call_block_proc = ->(block_args, _self_type) do block_receiver = block_args.first || Types::OBJECT @dig_targets.resolve block_receiver, scope Types::OBJECT end else call_block_proc = ->(block_args, _self_type) do block_receiver, *rest = block_args block_receiver ? method_call(block_receiver || Types::OBJECT, block_sym, rest, nil, nil, scope) : Types::OBJECT end end elsif node.block.is_a? Prism::BlockNode call_block_proc = ->(block_args, block_self_type) do scope.conditional do |s| params_table = node.block.locals.to_h { [_1.to_s, Types::NIL] } table = { **params_table, Scope::BREAK_RESULT => nil, Scope::NEXT_RESULT => nil } block_scope = Scope.new s, table, self_type: block_self_type, trace_ivar: !block_self_type # TODO kwargs case node.block.parameters when Prism::NumberedParametersNode assign_numbered_parameters node.block.parameters.maximum, block_scope, block_args, {} when Prism::BlockParametersNode assign_parameters node.block.parameters.parameters, block_scope, block_args, {} end result = node.block.body ? evaluate(node.block.body, block_scope) : Types::NIL block_scope.merge_jumps s.update block_scope nexts = block_scope[Scope::NEXT_RESULT] breaks = block_scope[Scope::BREAK_RESULT] if block_scope.terminated? [Types::UnionType[*nexts], breaks] else [Types::UnionType[result, *nexts], breaks] end end end elsif has_block call_block_proc = ->(_block_args, _self_type) { Types::OBJECT } end result = method_call receiver_type, node.name, args_types, kwargs_types, call_block_proc, scope if node.attribute_write? args_types.last || Types::NIL else result end end if node.call_operator == '&.' result = scope.conditional { evaluate_method.call _1 } if receiver_type.nillable? Types::UnionType[result, Types::NIL] else result end else evaluate_method.call scope end end |
#evaluate_call_node_arguments(call_node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 805 def evaluate_call_node_arguments(call_node, scope) # call_node.arguments is Prism::ArgumentsNode arguments = call_node.arguments&.arguments&.dup || [] block_arg = call_node.block.expression if call_node.block.is_a?(Prism::BlockArgumentNode) kwargs = arguments.pop.elements if arguments.last.is_a?(Prism::KeywordHashNode) args_types = arguments.map do |arg| case arg when Prism::ForwardingArgumentsNode # `f(a, ...)` treat like splat nil when Prism::SplatNode evaluate arg.expression, scope if arg.expression nil # TODO: splat else evaluate arg, scope end end if kwargs kwargs_types = kwargs.map do |arg| case arg when Prism::AssocNode if arg.key.is_a?(Prism::SymbolNode) [arg.key.value, evaluate(arg.value, scope)] else evaluate arg.key, scope evaluate arg.value, scope nil end when Prism::AssocSplatNode evaluate arg.value, scope if arg.value nil end end.compact.to_h end if block_arg.is_a? Prism::SymbolNode block_sym_node = block_arg elsif block_arg evaluate block_arg, scope end [args_types, kwargs_types, block_sym_node, !!block_arg] end |
#evaluate_call_operator_write_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 312 def evaluate_call_operator_write_node(node, scope) = evaluate_call_write(node, scope, :operator, node.write_name) |
#evaluate_call_or_write_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 314 def evaluate_call_or_write_node(node, scope) = evaluate_call_write(node, scope, :or, node.write_name) |
#evaluate_call_write(node, scope, operator, write_name) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 318 def evaluate_call_write(node, scope, operator, write_name) receiver_type = evaluate node.receiver, scope if write_name == :[]= args_types, kwargs_types, block_sym_node, has_block = evaluate_call_node_arguments node, scope else args_types = [] end if block_sym_node block_sym = block_sym_node.value call_block_proc = ->(block_args, _self_type) do block_receiver, *rest = block_args block_receiver ? method_call(block_receiver || Types::OBJECT, block_sym, rest, nil, nil, scope) : Types::OBJECT end elsif has_block call_block_proc = ->(_block_args, _self_type) { Types::OBJECT } end method = write_name.to_s.delete_suffix('=') left = method_call receiver_type, method, args_types, kwargs_types, call_block_proc, scope case operator when :and right = scope.conditional { evaluate node.value, _1 } Types::UnionType[right, Types::NIL, Types::FALSE] when :or right = scope.conditional { evaluate node.value, _1 } Types::UnionType[left, right] else right = evaluate node.value, scope method_call left, node.binary_operator, [right], nil, nil, scope, name_match: false end end |
#evaluate_case_in_condition(target, node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 962 def evaluate_case_in_condition(target, node, scope) pattern = node.pattern if pattern.is_a?(Prism::IfNode) || pattern.is_a?(Prism::UnlessNode) cond_node = pattern.predicate pattern = pattern.statements.body.first end evaluate_match_pattern(target, pattern, scope) evaluate cond_node, scope if cond_node # TODO: conditional branch node.statements ? evaluate(node.statements, scope) : Types::NIL end |
#evaluate_case_match_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 717 def evaluate_case_match_node(node, scope) target = evaluate(node.predicate, scope) # TODO branches = node.conditions.map do |condition| ->(s) { evaluate_case_in_condition target, condition, s } end if node.else_clause branches << ->(s) { evaluate node.else_clause, s } end Types::UnionType[*scope.run_branches(*branches)] end |
#evaluate_case_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 703 def evaluate_case_node(node, scope) evaluate(node.predicate, scope) if node.predicate # TODO branches = node.conditions.map do |condition| ->(s) { evaluate_case_when_condition condition, s } end if node.else_clause branches << ->(s) { evaluate node.else_clause, s } else branches << ->(_s) { Types::NIL } end Types::UnionType[*scope.run_branches(*branches)] end |
#evaluate_case_when_condition(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 957 def evaluate_case_when_condition(node, scope) node.conditions.each { evaluate _1, scope } node.statements ? evaluate(node.statements, scope) : Types::NIL end |
#evaluate_class_module(node, scope, is_class) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 628 def evaluate_class_module(node, scope, is_class) unless node.constant_path.is_a?(Prism::ConstantReadNode) || node.constant_path.is_a?(Prism::ConstantPathNode) # Incomplete class/module `class (statement[cursor_here])::Name; end` evaluate node.constant_path, scope return Types::NIL end const_type, _receiver, parent_module, name = evaluate_constant_node_info node.constant_path, scope if is_class select_class_type = -> { _1.is_a?(Types::SingletonType) && _1.module_or_class.is_a?(Class) } module_types = const_type.types.select(&select_class_type) module_types += evaluate(node.superclass, scope).types.select(&select_class_type) if node.superclass module_types << Types::CLASS if module_types.empty? else module_types = const_type.types.select { _1.is_a?(Types::SingletonType) && !_1.module_or_class.is_a?(Class) } module_types << Types::MODULE if module_types.empty? end return Types::NIL unless node.body table = node.locals.to_h { [_1.to_s, Types::NIL] } if !name.empty? && (parent_module.is_a?(Module) || parent_module.nil?) value = parent_module.const_get name if parent_module&.const_defined? name unless value value_type = scope[name] value = value_type.module_or_class if value_type.is_a? Types::SingletonType end if value.is_a? Module nesting = [value, []] else if parent_module nesting = [parent_module, [name]] else parent_nesting, parent_path = scope.module_nesting.first nesting = [parent_nesting, parent_path + [name]] end nesting_key = [nesting[0].__id__, nesting[1]].join('::') nesting_value = is_class ? Types::CLASS : Types::MODULE end else # parent_module == :unknown # TODO: dummy module end module_scope = Scope.new( scope, { **table, Scope::BREAK_RESULT => nil, Scope::NEXT_RESULT => nil, Scope::RETURN_RESULT => nil }, trace_ivar: false, trace_lvar: false, self_type: Types::UnionType[*module_types], nesting: nesting ) module_scope[nesting_key] = nesting_value if nesting_value result = evaluate(node.body, module_scope) scope.update module_scope result end |
#evaluate_class_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 626 def evaluate_class_node(node, scope) = evaluate_class_module(node, scope, true) |
#evaluate_constant_and_write_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 384 def evaluate_constant_and_write_node(node, scope) right = scope.conditional { evaluate node.value, scope } scope[node.name.to_s] = Types::UnionType[right, Types::NIL, Types::FALSE] end |
#evaluate_constant_node_info(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 872 def evaluate_constant_node_info(node, scope) name = node.name.to_s case node when Prism::ConstantPathNode if node.parent receiver = evaluate node.parent, scope if receiver.is_a? Types::SingletonType parent_module = receiver.module_or_class end else parent_module = Object end if parent_module type = scope.get_const(parent_module, [name]) || Types::NIL else parent_module = :unknown type = Types::NIL end when Prism::ConstantReadNode type = scope[name] end @dig_targets.resolve type, scope if @dig_targets.target? node [type, receiver, parent_module, name] end |
#evaluate_constant_operator_write_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 378 def evaluate_constant_operator_write_node(node, scope) left = scope[node.name.to_s] || Types::OBJECT right = evaluate node.value, scope scope[node.name.to_s] = method_call left, node.binary_operator, [right], nil, nil, scope, name_match: false end |
#evaluate_constant_or_write_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 389 def evaluate_constant_or_write_node(node, scope) left = scope[node.name.to_s] || Types::OBJECT right = scope.conditional { evaluate node.value, scope } scope[node.name.to_s] = Types::UnionType[left, right] end |
#evaluate_constant_path_and_write_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 403 def evaluate_constant_path_and_write_node(node, scope) _left, receiver, _parent_module, name = evaluate_constant_node_info node.target, scope right = scope.conditional { evaluate node.value, scope } value = Types::UnionType[right, Types::NIL, Types::FALSE] const_path_write receiver, name, value, scope value end |
#evaluate_constant_path_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 196 def evaluate_constant_path_node(node, scope) type, = evaluate_constant_node_info node, scope type end |
#evaluate_constant_path_operator_write_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 395 def evaluate_constant_path_operator_write_node(node, scope) left, receiver, _parent_module, name = evaluate_constant_node_info node.target, scope right = evaluate node.value, scope value = method_call left, node.binary_operator, [right], nil, nil, scope, name_match: false const_path_write receiver, name, value, scope value end |
#evaluate_constant_path_or_write_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 411 def evaluate_constant_path_or_write_node(node, scope) left, receiver, _parent_module, name = evaluate_constant_node_info node.target, scope right = scope.conditional { evaluate node.value, scope } value = Types::UnionType[left, right] const_path_write receiver, name, value, scope value end |
#evaluate_constant_path_write_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 419 def evaluate_constant_path_write_node(node, scope) receiver = evaluate node.target.parent, scope if node.target.parent value = evaluate node.value, scope const_path_write receiver, node.target.name.to_s, value, scope value end |
#evaluate_def_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 65 def evaluate_def_node(node, scope) if node.receiver self_type = evaluate node.receiver, scope else current_self_types = scope.self_type.types self_types = current_self_types.map do |type| if type.is_a?(Types::SingletonType) && type.module_or_class.is_a?(Class) Types::InstanceType.new type.module_or_class else type end end self_type = Types::UnionType[*self_types] end if @dig_targets.dig?(node.body) || @dig_targets.dig?(node.parameters) params_table = node.locals.to_h { [_1.to_s, Types::NIL] } method_scope = Scope.new( scope, { **params_table, Scope::BREAK_RESULT => nil, Scope::NEXT_RESULT => nil, Scope::RETURN_RESULT => nil }, self_type: self_type, trace_lvar: false, trace_ivar: false ) if node.parameters # node.parameters is Prism::ParametersNode assign_parameters node.parameters, method_scope, [], {} end if @dig_targets.dig?(node.body) method_scope.conditional do |s| evaluate node.body, s end end method_scope.merge_jumps scope.update method_scope end Types::SYMBOL end |
#evaluate_defined_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 748 def evaluate_defined_node(node, scope) scope.conditional { evaluate node.value, _1 } Types::UnionType[Types::STRING, Types::NIL] end |
#evaluate_else_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 485 def evaluate_else_node(node, scope) node.statements ? evaluate(node.statements, scope) : Types::NIL end |
#evaluate_embedded_statements_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 148 def (node, scope) node.statements ? evaluate(node.statements, scope) : Types::NIL Types::STRING end |
#evaluate_embedded_variable_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 153 def (node, scope) evaluate node.variable, scope Types::STRING end |
#evaluate_false_node(_node, _scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 205 def evaluate_false_node(_node, _scope) = Types::FALSE |
#evaluate_flip_flop_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 753 def evaluate_flip_flop_node(node, scope) scope.conditional { evaluate node.left, _1 } if node.left scope.conditional { evaluate node.right, _1 } if node.right Types::BOOLEAN end |
#evaluate_float_node(_node, _scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 106 def evaluate_float_node(_node, _scope) = Types::FLOAT |
#evaluate_for_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 684 def evaluate_for_node(node, scope) node.statements collection = evaluate node.collection, scope inner_scope = Scope.new scope, { Scope::BREAK_RESULT => nil } ary_type = method_call collection, :to_ary, [], nil, nil, nil, name_match: false element_types = ary_type.types.filter_map do |ary| ary.params[:Elem] if ary.is_a?(Types::InstanceType) && ary.klass == Array end element_type = Types::UnionType[*element_types] inner_scope.conditional do |s| evaluate_write node.index, element_type, s, nil evaluate node.statements, s if node.statements end inner_scope.merge_jumps scope.update inner_scope breaks = inner_scope[Scope::BREAK_RESULT] breaks ? Types::UnionType[breaks, collection] : collection end |
#evaluate_forwarding_super_node(_node, _scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 548 def evaluate_forwarding_super_node(_node, _scope) = Types::OBJECT |
#evaluate_hash(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 164 def evaluate_hash(node, scope) keys = [] values = [] node.elements.each do |assoc| case assoc when Prism::AssocNode keys << evaluate(assoc.key, scope) values << evaluate(assoc.value, scope) when Prism::AssocSplatNode next unless assoc.value # def f(**); {**} hash = evaluate assoc.value, scope unless hash.is_a?(Types::InstanceType) && hash.klass == Hash hash = method_call hash, :to_hash, [], nil, nil, scope end if hash.is_a?(Types::InstanceType) && hash.klass == Hash keys << hash.params[:K] if hash.params[:K] values << hash.params[:V] if hash.params[:V] end end end if keys.empty? && values.empty? Types::InstanceType.new Hash else Types::InstanceType.new Hash, K: Types::UnionType[*keys], V: Types::UnionType[*values] end end |
#evaluate_hash_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 162 def evaluate_hash_node(node, scope) = evaluate_hash(node, scope) |
#evaluate_if_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 469 def evaluate_if_node(node, scope) evaluate node.predicate, scope Types::UnionType[*scope.run_branches( -> { node.statements ? evaluate(node.statements, _1) : Types::NIL }, -> { node.subsequent ? evaluate(node.subsequent, _1) : Types::NIL } )] end |
#evaluate_imaginary_node(_node, _scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 110 def evaluate_imaginary_node(_node, _scope) = Types::COMPLEX |
#evaluate_implicit_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 771 def evaluate_implicit_node(node, scope) evaluate node.value, scope end |
#evaluate_index_and_write_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 316 def evaluate_index_and_write_node(node, scope) = evaluate_call_write(node, scope, :and, :[]=) |
#evaluate_index_operator_write_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 315 def evaluate_index_operator_write_node(node, scope) = evaluate_call_write(node, scope, :operator, :[]=) |
#evaluate_index_or_write_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 317 def evaluate_index_or_write_node(node, scope) = evaluate_call_write(node, scope, :or, :[]=) |
#evaluate_integer_node(_node, _scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 104 def evaluate_integer_node(_node, _scope) = Types::INTEGER |
#evaluate_interpolated_match_last_line_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 787 def evaluate_interpolated_match_last_line_node(node, scope) node.parts.each { evaluate _1, scope } Types::BOOLEAN end |
#evaluate_interpolated_regular_expression_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 143 def evaluate_interpolated_regular_expression_node(node, scope) node.parts.each { evaluate _1, scope } Types::REGEXP end |
#evaluate_interpolated_string_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 128 def evaluate_interpolated_string_node(node, scope) node.parts.each { evaluate _1, scope } Types::STRING end |
#evaluate_interpolated_symbol_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 138 def evaluate_interpolated_symbol_node(node, scope) node.parts.each { evaluate _1, scope } Types::SYMBOL end |
#evaluate_interpolated_x_string_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 133 def evaluate_interpolated_x_string_node(node, scope) node.parts.each { evaluate _1, scope } Types::STRING end |
#evaluate_jump(node, scope, mode) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 508 def evaluate_jump(node, scope, mode) internal_key = ( case mode when :break Scope::BREAK_RESULT when :next Scope::NEXT_RESULT when :return Scope::RETURN_RESULT end ) jump_value = ( arguments = node.arguments&.arguments if arguments.nil? || arguments.empty? Types::NIL elsif arguments.size == 1 && !arguments.first.is_a?(Prism::SplatNode) evaluate arguments.first, scope else Types.array_of evaluate_list_splat_items(arguments, scope) end ) scope.terminate_with internal_key, jump_value Types::NIL end |
#evaluate_keyword_hash_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 163 def evaluate_keyword_hash_node(node, scope) = evaluate_hash(node, scope) |
#evaluate_lambda_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 426 def evaluate_lambda_node(node, scope) local_table = node.locals.to_h { [_1.to_s, Types::OBJECT] } block_scope = Scope.new scope, { **local_table, Scope::BREAK_RESULT => nil, Scope::NEXT_RESULT => nil, Scope::RETURN_RESULT => nil } block_scope.conditional do |s| assign_parameters node.parameters.parameters, s, [], {} if node.parameters&.parameters evaluate node.body, s if node.body end block_scope.merge_jumps scope.update block_scope Types::PROC end |
#evaluate_list_splat_items(list, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 1091 def evaluate_list_splat_items(list, scope) items = list.flat_map do |node| if node.is_a? Prism::SplatNode next unless node.expression # def f(*); [*] splat = evaluate node.expression, scope array_elem, non_array = partition_to_array splat.nonnillable, :to_a [*array_elem, *non_array] else evaluate node, scope end end.compact.uniq Types::UnionType[*items] end |
#evaluate_match_last_line_node(_node, _scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 783 def evaluate_match_last_line_node(_node, _scope) Types::BOOLEAN end |
#evaluate_match_pattern(value, pattern, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 973 def evaluate_match_pattern(value, pattern, scope) pattern = pattern.body while pattern.is_a?(Prism::ParenthesesNode) # TODO: scope.terminate_with Scope::PATTERNMATCH_BREAK, Types::NIL case pattern when Prism::FindPatternNode # TODO evaluate_match_pattern Types::OBJECT, pattern.left, scope pattern.requireds.each { evaluate_match_pattern Types::OBJECT, _1, scope } evaluate_match_pattern Types::OBJECT, pattern.right, scope when Prism::ArrayPatternNode # TODO pattern.requireds.each { evaluate_match_pattern Types::OBJECT, _1, scope } evaluate_match_pattern Types::OBJECT, pattern.rest, scope if pattern.rest pattern.posts.each { evaluate_match_pattern Types::OBJECT, _1, scope } Types::ARRAY when Prism::HashPatternNode # TODO pattern.elements.each { evaluate_match_pattern Types::OBJECT, _1, scope } if pattern.respond_to?(:rest) && pattern.rest evaluate_match_pattern Types::OBJECT, pattern.rest, scope end Types::HASH when Prism::AssocNode evaluate_match_pattern value, pattern.value, scope if pattern.value Types::OBJECT when Prism::AssocSplatNode # TODO evaluate_match_pattern Types::HASH, pattern.value, scope Types::OBJECT when Prism::PinnedVariableNode evaluate pattern.variable, scope when Prism::PinnedExpressionNode evaluate pattern.expression, scope when Prism::LocalVariableTargetNode scope[pattern.name.to_s] = value when Prism::AlternationPatternNode Types::UnionType[evaluate_match_pattern(value, pattern.left, scope), evaluate_match_pattern(value, pattern.right, scope)] when Prism::CapturePatternNode capture_type = class_or_value_to_instance evaluate_match_pattern(value, pattern.value, scope) value = capture_type unless capture_type.types.empty? || capture_type.types == [Types::OBJECT] evaluate_match_pattern value, pattern.target, scope when Prism::SplatNode value = Types.array_of value evaluate_match_pattern value, pattern.expression, scope if pattern.expression value else # literal node type = evaluate(pattern, scope) class_or_value_to_instance(type) end end |
#evaluate_match_predicate_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 735 def evaluate_match_predicate_node(node, scope) value_type = evaluate node.value, scope scope.conditional { evaluate_match_pattern value_type, node.pattern, _1 } Types::BOOLEAN end |
#evaluate_match_required_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 729 def evaluate_match_required_node(node, scope) value_type = evaluate node.value, scope evaluate_match_pattern value_type, node.pattern, scope Types::NIL # void value end |
#evaluate_match_write_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 775 def evaluate_match_write_node(node, scope) # /(?<a>)(?<b>)/ =~ string evaluate node.call, scope locals = node.targets.map(&:name) locals.each { scope[_1.to_s] = Types::UnionType[Types::STRING, Types::NIL] } Types::BOOLEAN end |
#evaluate_missing_node(_node, _scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 803 def evaluate_missing_node(_node, _scope) = Types::NIL |
#evaluate_module_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 627 def evaluate_module_node(node, scope) = evaluate_class_module(node, scope, false) |
#evaluate_multi_target_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 759 def evaluate_multi_target_node(node, scope) # Raw MultiTargetNode, incomplete code like `a,b`, `*a`. evaluate_multi_write_receiver node, scope, nil Types::NIL end |
#evaluate_multi_write(node, values, scope, evaluated_receivers) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 1049 def evaluate_multi_write(node, values, scope, evaluated_receivers) pre_targets = node.lefts splat_target = node.rest post_targets = node.rights size = pre_targets.size + (splat_target ? 1 : 0) + post_targets.size values = values.is_a?(Array) ? values.dup : sized_splat(values, :to_ary, size) pre_pairs = pre_targets.zip(values.shift(pre_targets.size)) post_pairs = post_targets.zip(values.pop(post_targets.size)) splat_pairs = splat_target ? [[splat_target, Types::UnionType[*values]]] : [] (pre_pairs + splat_pairs + post_pairs).each do |target, value| evaluate_write target, value || Types::NIL, scope, evaluated_receivers end end |
#evaluate_multi_write_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 447 def evaluate_multi_write_node(node, scope) evaluated_receivers = {} evaluate_multi_write_receiver node, scope, evaluated_receivers value = ( if node.value.is_a? Prism::ArrayNode if node.value.elements.any?(Prism::SplatNode) evaluate node.value, scope else node.value.elements.map do |n| evaluate n, scope end end elsif node.value evaluate node.value, scope else Types::NIL end ) evaluate_multi_write node, value, scope, evaluated_receivers value.is_a?(Array) ? Types.array_of(*value) : value end |
#evaluate_multi_write_receiver(node, scope, evaluated_receivers) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 1063 def evaluate_multi_write_receiver(node, scope, evaluated_receivers) case node when Prism::MultiWriteNode, Prism::MultiTargetNode targets = [*node.lefts, *node.rest, *node.rights] targets.each { evaluate_multi_write_receiver _1, scope, evaluated_receivers } when Prism::CallTargetNode, Prism::CallNode receiver = evaluate(node.receiver, scope) evaluated_receivers[node.receiver] = receiver if evaluated_receivers receiver when Prism::IndexTargetNode receiver = evaluate(node.receiver, scope) evaluated_receivers[node.receiver] = receiver if evaluated_receivers if node.arguments node.arguments.arguments&.each do |arg| if arg.is_a? Prism::SplatNode evaluate arg.expression, scope if arg.expression else evaluate arg, scope end end end evaluate node.block.expression, scope if node.block&.expression receiver when Prism::SplatNode evaluate_multi_write_receiver node.expression, scope, evaluated_receivers if node.expression end end |
#evaluate_next_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 506 def evaluate_next_node(node, scope) = evaluate_jump(node, scope, :next) |
#evaluate_nil_node(_node, _scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 207 def evaluate_nil_node(_node, _scope) = Types::NIL |
#evaluate_numbered_reference_read_node(_node, _scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 215 def evaluate_numbered_reference_read_node(_node, _scope) Types::UnionType[Types::STRING, Types::NIL] end |
#evaluate_or_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 301 def evaluate_or_node(node, scope) = evaluate_and_or(node, scope, and_op: false) |
#evaluate_parentheses_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 192 def evaluate_parentheses_node(node, scope) node.body ? evaluate(node.body, scope) : Types::NIL end |
#evaluate_post_execution_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 796 def evaluate_post_execution_node(node, scope) node.statements && @dig_targets.dig?(node.statements) ? evaluate(node.statements, scope) : Types::NIL end |
#evaluate_pre_execution_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 792 def evaluate_pre_execution_node(node, scope) node.statements ? evaluate(node.statements, scope) : Types::NIL end |
#evaluate_program_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 53 def evaluate_program_node(node, scope) evaluate node.statements, scope end |
#evaluate_range_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 741 def evaluate_range_node(node, scope) beg_type = evaluate node.left, scope if node.left end_type = evaluate node.right, scope if node.right elem = (Types::UnionType[*[beg_type, end_type].compact]).nonnillable Types::InstanceType.new Range, Elem: elem end |
#evaluate_rational_node(_node, _scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 108 def evaluate_rational_node(_node, _scope) = Types::RATIONAL |
#evaluate_redo_node(_node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 538 def evaluate_redo_node(_node, scope) scope.terminate Types::NIL end |
#evaluate_reference_read(node, scope) ⇒ Object Also known as: evaluate_constant_read_node, evaluate_global_variable_read_node, evaluate_local_variable_read_node, evaluate_class_variable_read_node, evaluate_instance_variable_read_node
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# File 'lib/repl_type_completor/type_analyzer.rb', line 223 def evaluate_reference_read(node, scope) scope[node.name.to_s] || Types::NIL end |
#evaluate_reference_write(node, scope) ⇒ Object Also known as: evaluate_constant_write_node, evaluate_global_variable_write_node, evaluate_local_variable_write_node, evaluate_class_variable_write_node, evaluate_instance_variable_write_node
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# File 'lib/repl_type_completor/type_analyzer.rb', line 438 def evaluate_reference_write(node, scope) scope[node.name.to_s] = evaluate node.value, scope end |
#evaluate_regular_expression_node(_node, _scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 120 def evaluate_regular_expression_node(_node, _scope) = Types::REGEXP |
#evaluate_rescue_modifier_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 602 def evaluate_rescue_modifier_node(node, scope) a = evaluate node.expression, scope b = scope.conditional { evaluate node.rescue_expression, _1 } Types::UnionType[a, b] end |
#evaluate_rescue_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 578 def evaluate_rescue_node(node, scope) run_rescue = lambda do |s| if node.reference error_classes_type = evaluate_list_splat_items node.exceptions, s error_types = error_classes_type.types.filter_map do Types::InstanceType.new _1.module_or_class if _1.is_a?(Types::SingletonType) end error_types << Types::InstanceType.new(StandardError) if error_types.empty? error_type = Types::UnionType[*error_types] evaluate_write node.reference, error_type, s, nil end node.statements ? evaluate(node.statements, s) : Types::NIL end if node.subsequent # begin; rescue A; rescue B; end types = scope.run_branches( run_rescue, -> { evaluate node.subsequent, _1 } ) Types::UnionType[*types] else run_rescue.call scope end end |
#evaluate_retry_node(_node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 543 def evaluate_retry_node(_node, scope) scope.terminate Types::NIL end |
#evaluate_return_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 507 def evaluate_return_node(node, scope) = evaluate_jump(node, scope, :return) |
#evaluate_self_node(_node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 201 def evaluate_self_node(_node, scope) = scope.self_type |
#evaluate_singleton_class_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 608 def evaluate_singleton_class_node(node, scope) klass_types = evaluate(node.expression, scope).types.filter_map do |type| Types::SingletonType.new type.klass if type.is_a? Types::InstanceType end klass_types = [Types::CLASS] if klass_types.empty? table = node.locals.to_h { [_1.to_s, Types::NIL] } sclass_scope = Scope.new( scope, { **table, Scope::BREAK_RESULT => nil, Scope::NEXT_RESULT => nil, Scope::RETURN_RESULT => nil }, trace_ivar: false, trace_lvar: false, self_type: Types::UnionType[*klass_types] ) result = node.body ? evaluate(node.body, sclass_scope) : Types::NIL scope.update sclass_scope result end |
#evaluate_source_encoding_node(_node, _scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 213 def evaluate_source_encoding_node(_node, _scope) = Types::InstanceType.new(Encoding) |
#evaluate_source_file_node(_node, _scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 209 def evaluate_source_file_node(_node, _scope) = Types::STRING |
#evaluate_source_line_node(_node, _scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 211 def evaluate_source_line_node(_node, _scope) = Types::INTEGER |
#evaluate_splat_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 765 def evaluate_splat_node(node, scope) # Raw SplatNode, incomplete code like `*a.` evaluate_multi_write_receiver node.expression, scope, nil if node.expression Types::NIL end |
#evaluate_statements_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 57 def evaluate_statements_node(node, scope) if node.body.empty? Types::NIL else node.body.map { evaluate _1, scope }.last end end |
#evaluate_string_concat_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 122 def evaluate_string_concat_node(node, scope) evaluate node.left, scope evaluate node.right, scope Types::STRING end |
#evaluate_string_node(_node, _scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 112 def evaluate_string_node(_node, _scope) = Types::STRING |
#evaluate_super_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 550 def evaluate_super_node(node, scope) evaluate_list_splat_items node.arguments.arguments, scope if node.arguments Types::OBJECT end |
#evaluate_symbol_node(_node, _scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 118 def evaluate_symbol_node(_node, _scope) = Types::SYMBOL |
#evaluate_true_node(_node, _scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 203 def evaluate_true_node(_node, _scope) = Types::TRUE |
#evaluate_undef_node(_node, _scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 802 def evaluate_undef_node(_node, _scope) = Types::NIL |
#evaluate_unless_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 477 def evaluate_unless_node(node, scope) evaluate node.predicate, scope Types::UnionType[*scope.run_branches( -> { node.statements ? evaluate(node.statements, _1) : Types::NIL }, -> { node.else_clause ? evaluate(node.else_clause, _1) : Types::NIL } )] end |
#evaluate_variable_and_write(node, scope) ⇒ Object Also known as: evaluate_global_variable_and_write_node, evaluate_local_variable_and_write_node, evaluate_class_variable_and_write_node, evaluate_instance_variable_and_write_node
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# File 'lib/repl_type_completor/type_analyzer.rb', line 359 def evaluate_variable_and_write(node, scope) right = scope.conditional { evaluate node.value, scope } scope[node.name.to_s] = Types::UnionType[right, Types::NIL, Types::FALSE] end |
#evaluate_variable_operator_write(node, scope) ⇒ Object Also known as: evaluate_global_variable_operator_write_node, evaluate_local_variable_operator_write_node, evaluate_class_variable_operator_write_node, evaluate_instance_variable_operator_write_node
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# File 'lib/repl_type_completor/type_analyzer.rb', line 349 def evaluate_variable_operator_write(node, scope) left = scope[node.name.to_s] || Types::OBJECT right = evaluate node.value, scope scope[node.name.to_s] = method_call left, node.binary_operator, [right], nil, nil, scope, name_match: false end |
#evaluate_variable_or_write(node, scope) ⇒ Object Also known as: evaluate_global_variable_or_write_node, evaluate_local_variable_or_write_node, evaluate_class_variable_or_write_node, evaluate_instance_variable_or_write_node
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# File 'lib/repl_type_completor/type_analyzer.rb', line 368 def evaluate_variable_or_write(node, scope) left = scope[node.name.to_s] || Types::OBJECT right = scope.conditional { evaluate node.value, scope } scope[node.name.to_s] = Types::UnionType[left, right] end |
#evaluate_while_until(node, scope) ⇒ Object Also known as: evaluate_while_node, evaluate_until_node
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# File 'lib/repl_type_completor/type_analyzer.rb', line 489 def evaluate_while_until(node, scope) inner_scope = Scope.new scope, { Scope::BREAK_RESULT => nil } evaluate node.predicate, inner_scope if node.statements inner_scope.conditional do |s| evaluate node.statements, s end end inner_scope.merge_jumps scope.update inner_scope breaks = inner_scope[Scope::BREAK_RESULT] breaks ? Types::UnionType[breaks, Types::NIL] : Types::NIL end |
#evaluate_write(node, value, scope, evaluated_receivers) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 1033 def evaluate_write(node, value, scope, evaluated_receivers) case node when Prism::MultiTargetNode evaluate_multi_write node, value, scope, evaluated_receivers when Prism::CallTargetNode, Prism::IndexTargetNode evaluated_receivers&.[](node.receiver) || evaluate_multi_write_receiver(node, scope, nil) when Prism::SplatNode evaluate_write node.expression, Types.array_of(value), scope, evaluated_receivers if node.expression when Prism::LocalVariableTargetNode, Prism::GlobalVariableTargetNode, Prism::InstanceVariableTargetNode, Prism::ClassVariableTargetNode, Prism::ConstantTargetNode scope[node.name.to_s] = value when Prism::ConstantPathTargetNode receiver = evaluated_receivers&.[](node.parent) || evaluate(node.parent, scope) if node.parent const_path_write receiver, node.name.to_s, value, scope end end |
#evaluate_x_string_node(_node, _scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 114 def evaluate_x_string_node(_node, _scope) Types::UnionType[Types::STRING, Types::NIL] end |
#evaluate_yield_node(node, scope) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 533 def evaluate_yield_node(node, scope) evaluate_list_splat_items node.arguments.arguments, scope if node.arguments Types::OBJECT end |
#method_call(receiver, method_name, args, kwargs, block, scope, name_match: true) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 1129 def method_call(receiver, method_name, args, kwargs, block, scope, name_match: true) methods = Types.rbs_methods receiver, method_name.to_sym, args, kwargs, !!block block_called = false type_breaks = methods.map do |method, given_params, method_params| receiver_vars = receiver.is_a?(Types::InstanceType) ? receiver.params : {} free_vars = method.type.free_variables - receiver_vars.keys.to_set vars = receiver_vars.merge Types.match_free_variables(free_vars, method_params, given_params) if block && method.block params_type = method.block.type.required_positionals.map do |func_param| Types.from_rbs_type func_param.type, receiver, vars end self_type = Types.from_rbs_type method.block.self_type, receiver, vars if method.block.self_type block_response, breaks = block.call params_type, self_type block_called = true vars.merge! Types.match_free_variables(free_vars - vars.keys.to_set, [method.block.type.return_type], [block_response]) end if Types.method_return_bottom?(method) [nil, breaks] else [Types.from_rbs_type(method.type.return_type, receiver, vars || {}), breaks] end end block&.call [], nil unless block_called terminates = !type_breaks.empty? && type_breaks.map(&:first).all?(&:nil?) types = type_breaks.map(&:first).compact breaks = type_breaks.map(&:last).compact types << OBJECT_METHODS[method_name.to_sym] if name_match && OBJECT_METHODS.has_key?(method_name.to_sym) if method_name.to_sym == :new receiver.types.each do |type| if type.is_a?(Types::SingletonType) && type.module_or_class.is_a?(Class) types << Types::InstanceType.new(type.module_or_class) end end end scope&.terminate if terminates && breaks.empty? Types::UnionType[*types, *breaks] end |
#partition_to_array(value, method) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 1113 def partition_to_array(value, method) arrays, non_arrays = value.types.partition { _1.is_a?(Types::InstanceType) && _1.klass == Array } non_arrays.select! do |type| to_array_result = method_call type, method, [], nil, nil, nil, name_match: false if to_array_result.is_a?(Types::InstanceType) && to_array_result.klass == Array arrays << to_array_result false else true end end array_elem = arrays.empty? ? nil : Types::UnionType[*arrays.map { _1.params[:Elem] || Types::OBJECT }] non_array = non_arrays.empty? ? nil : Types::UnionType[*non_arrays] [array_elem, non_array] end |
#sized_splat(value, method, size) ⇒ Object
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# File 'lib/repl_type_completor/type_analyzer.rb', line 1106 def sized_splat(value, method, size) array_elem, non_array = partition_to_array value, method values = [Types::UnionType[*array_elem, *non_array]] values += [array_elem] * (size - 1) if array_elem && size >= 1 values end |