Files
carbon-lang/toolchain/check/name_component.cpp
T
Jon Ross-PerkinsandRichard Smith e7aebbe581 Update basic diagnostic capitalization/punctuation (#4328)
This is a primarily automated change:

- Search & replace for capitalization
-
`(CARBON_DIAGNOSTIC\((?:\n\s+)?\w+,(?:\n\s+)?\s\w+,(?:\n\s+)?\s")([A-Z])`
    - `$1\L$2`
- Search & replace for period
-
`(CARBON_DIAGNOSTIC\((?:\n\s+)?\w+,(?:\n\s+)?\s\w+,(?:\n\s+)?\s"(?:[^)]|\n)+)\.("[,)])`
    - `$1$2`
- Limited search & replace for `ERROR: ` -> `error: ` in streamed things
- Leaving a TODO for command_line because there's more cleanup that can
be done there
- Modify diagnostic_consumer.cpp
    - ERROR -> error
    - WARNING -> warning

---------

Co-authored-by: Richard Smith <richard@metafoo.co.uk>
2024-09-19 21:32:53 +00:00

76 lines
2.8 KiB
C++

// 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
#include "toolchain/check/name_component.h"
#include "toolchain/check/context.h"
namespace Carbon::Check {
auto PopNameComponent(Context& context) -> NameComponent {
Parse::NodeId first_param_node_id = Parse::InvalidNodeId();
Parse::NodeId last_param_node_id = Parse::InvalidNodeId();
// Explicit params.
auto [params_loc_id, params_id] =
context.node_stack().PopWithNodeIdIf<Parse::NodeKind::TuplePattern>();
if (params_id) {
first_param_node_id =
context.node_stack()
.PopForSoloNodeId<Parse::NodeKind::TuplePatternStart>();
last_param_node_id = params_loc_id;
}
// Implicit params.
auto [implicit_params_loc_id, implicit_params_id] =
context.node_stack()
.PopWithNodeIdIf<Parse::NodeKind::ImplicitParamList>();
if (implicit_params_id) {
// Implicit params always come before explicit params.
first_param_node_id =
context.node_stack()
.PopForSoloNodeId<Parse::NodeKind::ImplicitParamListStart>();
// Only use the end of implicit params if there weren't explicit params.
if (last_param_node_id.is_valid()) {
last_param_node_id = params_loc_id;
}
}
auto [name_loc_id, name_id] = context.node_stack().PopNameWithNodeId();
return {
.name_loc_id = name_loc_id,
.name_id = name_id,
.first_param_node_id = first_param_node_id,
.last_param_node_id = last_param_node_id,
.implicit_params_loc_id = implicit_params_loc_id,
.implicit_params_id =
implicit_params_id.value_or(SemIR::InstBlockId::Invalid),
.params_loc_id = params_loc_id,
.params_id = params_id.value_or(SemIR::InstBlockId::Invalid),
};
}
// Pop the name of a declaration from the node stack, and diagnose if it has
// parameters.
auto PopNameComponentWithoutParams(Context& context, Lex::TokenKind introducer)
-> NameComponent {
NameComponent name = PopNameComponent(context);
if (name.implicit_params_id.is_valid() || name.params_id.is_valid()) {
CARBON_DIAGNOSTIC(UnexpectedDeclNameParams, Error,
"`{0}` declaration cannot have parameters",
Lex::TokenKind);
// Point to the lexically first parameter list in the diagnostic.
context.emitter().Emit(name.implicit_params_id.is_valid()
? name.implicit_params_loc_id
: name.params_loc_id,
UnexpectedDeclNameParams, introducer);
name.implicit_params_id = SemIR::InstBlockId::Invalid;
name.params_id = SemIR::InstBlockId::Invalid;
}
return name;
}
} // namespace Carbon::Check