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97 lines
3.2 KiB
C++
97 lines
3.2 KiB
C++
//===- CodeCompletionCallbacks.h - Parser's interface to code completion --===//
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//
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// This source file is part of the Swift.org open source project
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//
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// Copyright (c) 2014 - 2015 Apple Inc. and the Swift project authors
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// Licensed under Apache License v2.0 with Runtime Library Exception
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//
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// See http://swift.org/LICENSE.txt for license information
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// See http://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
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//
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//===----------------------------------------------------------------------===//
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#ifndef SWIFT_PARSE_CODE_COMPLETION_CALLBACKS_H
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#define SWIFT_PARSE_CODE_COMPLETION_CALLBACKS_H
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#include "swift/AST/ASTContext.h"
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#include "swift/Parse/Parser.h"
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namespace swift {
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/// \brief Parser's interface to code completion.
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class CodeCompletionCallbacks {
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protected:
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Parser &P;
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ASTContext &Context;
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Parser::ParserPosition ExprBeginPosition;
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/// The declaration parsed during delayed parsing that was caused by code
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/// completion. This declaration contained the code completion token.
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Decl *DelayedParsedDecl = nullptr;
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public:
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CodeCompletionCallbacks(Parser &P)
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: P(P), Context(P.Context) {
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}
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virtual ~CodeCompletionCallbacks() {}
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void setExprBeginning(Parser::ParserPosition PP) {
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ExprBeginPosition = PP;
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}
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void setDelayedParsedDecl(Decl *D) {
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DelayedParsedDecl = D;
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}
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/// \brief Complete the whole expression. This is a fallback that should
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/// produce results when more specific completion methods failed.
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virtual void completeExpr() = 0;
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/// \brief Complete expr-dot after we have consumed the dot.
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virtual void completeDotExpr(Expr *E) = 0;
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/// \brief Complete the beginning of expr-postfix -- no tokens provided
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/// by user.
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virtual void completePostfixExprBeginning() = 0;
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/// \brief Complete a given expr-postfix.
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virtual void completePostfixExpr(Expr *E) = 0;
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/// \brief Complete expr-super after we have consumed the 'super' keyword.
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virtual void completeExprSuper(SuperRefExpr *SRE) = 0;
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/// \brief Complete expr-super after we have consumed the 'super' keyword and
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/// a dot.
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virtual void completeExprSuperDot(SuperRefExpr *SRE) = 0;
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/// \brief Complete the beginning of type-simple -- no tokens provided
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/// by user.
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virtual void completeTypeSimpleBeginning() = 0;
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/// \brief Complete a given type-identifier after we have consumed the dot.
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virtual void completeTypeIdentifierWithDot(IdentTypeRepr *ITR) = 0;
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/// \brief Complete a given type-identifier when there is no trailing dot.
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virtual void completeTypeIdentifierWithoutDot(IdentTypeRepr *ITR) = 0;
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/// \brief Signals that the AST for the all the delayed-parsed code was
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/// constructed. No \c complete*() callbacks will be done after this.
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virtual void doneParsing() = 0;
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};
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/// \brief A factory to create instances of \c CodeCompletionCallbacks.
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class CodeCompletionCallbacksFactory {
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public:
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virtual ~CodeCompletionCallbacksFactory() {}
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/// \brief Create an instance of \c CodeCompletionCallbacks. The result
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/// should be deallocated with 'delete'.
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virtual CodeCompletionCallbacks *createCodeCompletionCallbacks(Parser &P) = 0;
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};
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} // namespace swift
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#endif // LLVM_SWIFT_PARSE_CODE_COMPLETION_CALLBACKS_H
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