Files
carbon-lang/toolchain/parse/handle_base.cpp
T
Richard Smith 7dffa0c7ec Support for base: T;, .base, x.base. (#3450)
No support for `extend base` yet, in an effort to minimize collisions
with #3412.
2023-12-04 22:45:59 +00:00

30 lines
899 B
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/parse/context.h"
namespace Carbon::Parse {
// Handles processing of a complete `base: B` declaration.
auto HandleBaseDecl(Context& context) -> void {
auto state = context.PopState();
auto semi = context.ConsumeIf(Lex::TokenKind::Semi);
if (!semi && !state.has_error) {
context.EmitExpectedDeclSemi(context.tokens().GetKind(state.token));
state.has_error = true;
}
if (state.has_error) {
context.RecoverFromDeclError(state, NodeKind::BaseDecl,
/*skip_past_likely_end=*/true);
return;
}
context.AddNode(NodeKind::BaseDecl, *semi, state.subtree_start,
state.has_error);
}
} // namespace Carbon::Parse