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210856dd57
* start of generic classes * fix regressions * class functions in interfaces * access to class function on interface from class parameter * more stuff working for generic classes * fixing bugs * update TypeEqual for generic classes * fixing bugs and finding new ones * disable unqualified access to members from other members for now * minor edits * bug fixes * introduce compile_time_value to use in type checker instead of constant_value * cleanup * put a CHECK back in * failure test cases for the new FATAL_COMPILATION_ERROR * change a runtime FATAL into a FATAL_COMPILATION_ERROR * Update executable_semantics/ast/declaration.h Co-authored-by: Jon Meow <jperkins@google.com> * Update executable_semantics/interpreter/action_stack.cpp Co-authored-by: Jon Meow <jperkins@google.com> * Update executable_semantics/interpreter/interpreter.cpp Co-authored-by: Jon Meow <jperkins@google.com> * Update executable_semantics/interpreter/value.cpp Co-authored-by: Jon Meow <jperkins@google.com> * Update executable_semantics/interpreter/value.cpp Co-authored-by: Jon Meow <jperkins@google.com> * Update executable_semantics/interpreter/interpreter.cpp Co-authored-by: Jon Meow <jperkins@google.com> * Update executable_semantics/interpreter/value.cpp Co-authored-by: Jon Meow <jperkins@google.com> * Update executable_semantics/interpreter/value.cpp Co-authored-by: Jon Meow <jperkins@google.com> * Update executable_semantics/interpreter/resolve_names.cpp Co-authored-by: Jon Meow <jperkins@google.com> * Update executable_semantics/interpreter/type_checker.cpp Co-authored-by: Jon Meow <jperkins@google.com> * Update executable_semantics/interpreter/type_checker.cpp Co-authored-by: Jon Meow <jperkins@google.com> * Update executable_semantics/interpreter/type_checker.cpp Co-authored-by: Jon Meow <jperkins@google.com> * responses to reviews * Update executable_semantics/interpreter/type_checker.cpp Co-authored-by: Jon Meow <jperkins@google.com> * rename compile_time_value to symbolic_identity * Update executable_semantics/interpreter/type_checker.cpp Co-authored-by: Jon Meow <jperkins@google.com> * Update executable_semantics/interpreter/type_checker.cpp Co-authored-by: Jon Meow <jperkins@google.com> * Update executable_semantics/interpreter/type_checker.cpp Co-authored-by: Jon Meow <jperkins@google.com> * Update executable_semantics/interpreter/type_checker.cpp Co-authored-by: Jon Meow <jperkins@google.com> * Update executable_semantics/interpreter/type_checker.cpp Co-authored-by: Jon Meow <jperkins@google.com> * Update executable_semantics/interpreter/type_checker.cpp Co-authored-by: Jon Meow <jperkins@google.com> * Update executable_semantics/interpreter/value.cpp Co-authored-by: Jon Meow <jperkins@google.com> * Update executable_semantics/interpreter/value.cpp Co-authored-by: Jon Meow <jperkins@google.com> * Update executable_semantics/interpreter/value.cpp Co-authored-by: Jon Meow <jperkins@google.com> * more edits from review * Apply suggestions from code review Co-authored-by: Geoff Romer <gromer@google.com> * review responses * Update executable_semantics/interpreter/interpreter.cpp Co-authored-by: Geoff Romer <gromer@google.com> * const impl_scope for TypeCheckChoiceDeclaration * add some const Co-authored-by: Jon Meow <jperkins@google.com> Co-authored-by: Geoff Romer <gromer@google.com>
59 lines
2.5 KiB
C++
59 lines
2.5 KiB
C++
// Part of the Carbon Language project, under the Apache License v2.0 with LLVM
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// Exceptions. See /LICENSE for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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#ifndef EXECUTABLE_SEMANTICS_INTERPRETER_INTERPRETER_H_
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#define EXECUTABLE_SEMANTICS_INTERPRETER_INTERPRETER_H_
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#include <optional>
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#include <utility>
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#include <vector>
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#include "common/ostream.h"
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#include "executable_semantics/ast/ast.h"
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#include "executable_semantics/ast/declaration.h"
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#include "executable_semantics/ast/expression.h"
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#include "executable_semantics/ast/pattern.h"
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#include "executable_semantics/interpreter/action.h"
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#include "executable_semantics/interpreter/heap.h"
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#include "executable_semantics/interpreter/value.h"
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#include "llvm/ADT/ArrayRef.h"
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namespace Carbon {
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// Interprets the program defined by `ast`, allocating values on `arena` and
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// printing traces if `trace` is true.
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auto InterpProgram(const AST& ast, Nonnull<Arena*> arena, bool trace)
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-> ErrorOr<int>;
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// Interprets `e` at compile-time, allocating values on `arena` and
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// printing traces if `trace` is true. The caller must ensure that all the
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// code this evaluates has been typechecked.
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auto InterpExp(Nonnull<const Expression*> e, Nonnull<Arena*> arena, bool trace)
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-> ErrorOr<Nonnull<const Value*>>;
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// Interprets `p` at compile-time, allocating values on `arena` and
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// printing traces if `trace` is true. The caller must ensure that all the
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// code this evaluates has been typechecked.
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auto InterpPattern(Nonnull<const Pattern*> p, Nonnull<Arena*> arena, bool trace)
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-> ErrorOr<Nonnull<const Value*>>;
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// Attempts to match `v` against the pattern `p`, returning whether matching
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// is successful. If it is, populates **bindings with the variables bound by
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// the match; `bindings` should only be nullopt in contexts where `p`
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// is not permitted to bind variables. **bindings may be modified even if the
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// match is unsuccessful, so it should typically be created for the
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// PatternMatch call and then merged into an existing scope on success.
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// The matches for generic variables in the pattern are output in
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// `generic_args`.
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// TODO: consider moving this to a separate header.
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[[nodiscard]] auto PatternMatch(Nonnull<const Value*> p,
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Nonnull<const Value*> v,
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SourceLocation source_loc,
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std::optional<Nonnull<RuntimeScope*>> bindings,
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BindingMap& generic_args) -> bool;
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} // namespace Carbon
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#endif // EXECUTABLE_SEMANTICS_INTERPRETER_INTERPRETER_H_
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