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carbon-lang/toolchain/check/testdata/class/fail_method.carbon
T
Geoff RomerandRichard Smith a112cbde5c Model type expressions as regions (#4698) 
This is a precondition for enabling the new pattern-matching subsystem
to support binding patterns that have `if` expressions in the type
position.

---------

Co-authored-by: Richard Smith <richard@metafoo.co.uk>
2024-12-19 21:41:06 +00:00

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// Part of the Carbon Language project, under the Apache License v2.0 with LLVM
// Exceptions. See /LICENSE for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
// AUTOUPDATE
// TIP: To test this file alone, run:
// TIP: bazel test //toolchain/testing:file_test --test_arg=--file_tests=toolchain/check/testdata/class/fail_method.carbon
// TIP: To dump output, run:
// TIP: bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/check/testdata/class/fail_method.carbon
class Class {
fn NoSelf();
fn WithSelf[self: Class]();
}
alias A = Class.WithSelf;
fn F(c: Class) {
c.NoSelf();
c.WithSelf();
Class.NoSelf();
// CHECK:STDERR: fail_method.carbon:[[@LINE+7]]:3: error: missing object argument in method call [MissingObjectInMethodCall]
// CHECK:STDERR: Class.WithSelf();
// CHECK:STDERR: ^~~~~~~~~~~~~~~~
// CHECK:STDERR: fail_method.carbon:[[@LINE-13]]:3: note: calling function declared here [InCallToFunction]
// CHECK:STDERR: fn WithSelf[self: Class]();
// CHECK:STDERR: ^~~~~~~~~~~~~~~~~~~~~~~~~~~
// CHECK:STDERR:
Class.WithSelf();
// CHECK:STDERR: fail_method.carbon:[[@LINE+7]]:3: error: 1 argument passed to function expecting 0 arguments [CallArgCountMismatch]
// CHECK:STDERR: Class.WithSelf(c);
// CHECK:STDERR: ^~~~~~~~~~~~~~~~~
// CHECK:STDERR: fail_method.carbon:[[@LINE-21]]:3: note: calling function declared here [InCallToEntity]
// CHECK:STDERR: fn WithSelf[self: Class]();
// CHECK:STDERR: ^~~~~~~~~~~~~~~~~~~~~~~~~~~
// CHECK:STDERR:
Class.WithSelf(c);
// CHECK:STDERR: fail_method.carbon:[[@LINE+6]]:3: error: missing object argument in method call [MissingObjectInMethodCall]
// CHECK:STDERR: A();
// CHECK:STDERR: ^~~
// CHECK:STDERR: fail_method.carbon:[[@LINE-30]]:3: note: calling function declared here [InCallToFunction]
// CHECK:STDERR: fn WithSelf[self: Class]();
// CHECK:STDERR: ^~~~~~~~~~~~~~~~~~~~~~~~~~~
A();
}
// CHECK:STDOUT: --- fail_method.carbon
// CHECK:STDOUT:
// CHECK:STDOUT: constants {
// CHECK:STDOUT: %Class: type = class_type @Class [template]
// CHECK:STDOUT: %NoSelf.type: type = fn_type @NoSelf [template]
// CHECK:STDOUT: %empty_tuple.type: type = tuple_type () [template]
// CHECK:STDOUT: %NoSelf: %NoSelf.type = struct_value () [template]
// CHECK:STDOUT: %WithSelf.type: type = fn_type @WithSelf [template]
// CHECK:STDOUT: %WithSelf: %WithSelf.type = struct_value () [template]
// CHECK:STDOUT: %empty_struct_type: type = struct_type {} [template]
// CHECK:STDOUT: %complete_type: <witness> = complete_type_witness %empty_struct_type [template]
// CHECK:STDOUT: %F.type: type = fn_type @F [template]
// CHECK:STDOUT: %F: %F.type = struct_value () [template]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: imports {
// CHECK:STDOUT: %Core: <namespace> = namespace file.%Core.import, [template] {
// CHECK:STDOUT: import Core//prelude
// CHECK:STDOUT: import Core//prelude/...
// CHECK:STDOUT: }
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: file {
// CHECK:STDOUT: package: <namespace> = namespace [template] {
// CHECK:STDOUT: .Core = imports.%Core
// CHECK:STDOUT: .Class = %Class.decl
// CHECK:STDOUT: .A = %A
// CHECK:STDOUT: .F = %F.decl
// CHECK:STDOUT: }
// CHECK:STDOUT: %Core.import = import Core
// CHECK:STDOUT: %Class.decl: type = class_decl @Class [template = constants.%Class] {} {}
// CHECK:STDOUT: %Class.ref: type = name_ref Class, %Class.decl [template = constants.%Class]
// CHECK:STDOUT: %WithSelf.ref: %WithSelf.type = name_ref WithSelf, @Class.%WithSelf.decl [template = constants.%WithSelf]
// CHECK:STDOUT: %A: %WithSelf.type = bind_alias A, @Class.%WithSelf.decl [template = constants.%WithSelf]
// CHECK:STDOUT: %F.decl: %F.type = fn_decl @F [template = constants.%F] {
// CHECK:STDOUT: %c.patt: %Class = binding_pattern c
// CHECK:STDOUT: %c.param_patt: %Class = value_param_pattern %c.patt, runtime_param0
// CHECK:STDOUT: } {
// CHECK:STDOUT: %c.param: %Class = value_param runtime_param0
// CHECK:STDOUT: %Class.ref.loc18: type = name_ref Class, file.%Class.decl [template = constants.%Class]
// CHECK:STDOUT: %c: %Class = bind_name c, %c.param
// CHECK:STDOUT: }
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: class @Class {
// CHECK:STDOUT: %NoSelf.decl: %NoSelf.type = fn_decl @NoSelf [template = constants.%NoSelf] {} {}
// CHECK:STDOUT: %WithSelf.decl: %WithSelf.type = fn_decl @WithSelf [template = constants.%WithSelf] {
// CHECK:STDOUT: %self.patt: %Class = binding_pattern self
// CHECK:STDOUT: %self.param_patt: %Class = value_param_pattern %self.patt, runtime_param0
// CHECK:STDOUT: } {
// CHECK:STDOUT: %self.param: %Class = value_param runtime_param0
// CHECK:STDOUT: %Class.ref: type = name_ref Class, file.%Class.decl [template = constants.%Class]
// CHECK:STDOUT: %self: %Class = bind_name self, %self.param
// CHECK:STDOUT: }
// CHECK:STDOUT: %complete_type: <witness> = complete_type_witness %empty_struct_type [template = constants.%complete_type]
// CHECK:STDOUT:
// CHECK:STDOUT: !members:
// CHECK:STDOUT: .Self = constants.%Class
// CHECK:STDOUT: .NoSelf = %NoSelf.decl
// CHECK:STDOUT: .WithSelf = %WithSelf.decl
// CHECK:STDOUT: complete_type_witness = %complete_type
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: fn @NoSelf();
// CHECK:STDOUT:
// CHECK:STDOUT: fn @WithSelf[%self.param_patt: %Class]();
// CHECK:STDOUT:
// CHECK:STDOUT: fn @F(%c.param_patt: %Class) {
// CHECK:STDOUT: !entry:
// CHECK:STDOUT: %c.ref.loc19: %Class = name_ref c, %c
// CHECK:STDOUT: %NoSelf.ref.loc19: %NoSelf.type = name_ref NoSelf, @Class.%NoSelf.decl [template = constants.%NoSelf]
// CHECK:STDOUT: %NoSelf.call.loc19: init %empty_tuple.type = call %NoSelf.ref.loc19()
// CHECK:STDOUT: %c.ref.loc20: %Class = name_ref c, %c
// CHECK:STDOUT: %WithSelf.ref.loc20: %WithSelf.type = name_ref WithSelf, @Class.%WithSelf.decl [template = constants.%WithSelf]
// CHECK:STDOUT: %WithSelf.bound: <bound method> = bound_method %c.ref.loc20, %WithSelf.ref.loc20
// CHECK:STDOUT: %WithSelf.call.loc20: init %empty_tuple.type = call %WithSelf.bound(%c.ref.loc20)
// CHECK:STDOUT: %Class.ref.loc22: type = name_ref Class, file.%Class.decl [template = constants.%Class]
// CHECK:STDOUT: %NoSelf.ref.loc22: %NoSelf.type = name_ref NoSelf, @Class.%NoSelf.decl [template = constants.%NoSelf]
// CHECK:STDOUT: %NoSelf.call.loc22: init %empty_tuple.type = call %NoSelf.ref.loc22()
// CHECK:STDOUT: %Class.ref.loc30: type = name_ref Class, file.%Class.decl [template = constants.%Class]
// CHECK:STDOUT: %WithSelf.ref.loc30: %WithSelf.type = name_ref WithSelf, @Class.%WithSelf.decl [template = constants.%WithSelf]
// CHECK:STDOUT: %WithSelf.call.loc30: init %empty_tuple.type = call %WithSelf.ref.loc30(<error>)
// CHECK:STDOUT: %Class.ref.loc38: type = name_ref Class, file.%Class.decl [template = constants.%Class]
// CHECK:STDOUT: %WithSelf.ref.loc38: %WithSelf.type = name_ref WithSelf, @Class.%WithSelf.decl [template = constants.%WithSelf]
// CHECK:STDOUT: %c.ref.loc38: %Class = name_ref c, %c
// CHECK:STDOUT: %A.ref: %WithSelf.type = name_ref A, file.%A [template = constants.%WithSelf]
// CHECK:STDOUT: %WithSelf.call.loc46: init %empty_tuple.type = call %A.ref(<error>)
// CHECK:STDOUT: return
// CHECK:STDOUT: }
// CHECK:STDOUT:
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