| //===--- Confusables.h - Swift Confusable Character Diagnostics -*- C++ -*-===// |
| // |
| // This source file is part of the Swift.org open source project |
| // |
| // Copyright (c) 2014 - 2017 Apple Inc. and the Swift project authors |
| // Licensed under Apache License v2.0 with Runtime Library Exception |
| // |
| // See https://swift.org/LICENSE.txt for license information |
| // See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef SWIFT_CONFUSABLES_H |
| #define SWIFT_CONFUSABLES_H |
| |
| #include "llvm/ADT/StringRef.h" |
| #include <stdint.h> |
| |
| namespace swift { |
| namespace confusable { |
| /// Given a UTF-8 codepoint, determines whether it appears on the Unicode |
| /// specification table of confusable characters and maps to punctuation, |
| /// and either returns either the expected ASCII character or 0. |
| char tryConvertConfusableCharacterToASCII(uint32_t codepoint); |
| |
| /// Given a UTF-8 codepoint which is previously determined to be confusable, |
| /// return the name of the confusable character and the name of the base |
| /// character. |
| std::pair<llvm::StringRef, llvm::StringRef> |
| getConfusableAndBaseCodepointNames(uint32_t codepoint); |
| } |
| } |
| |
| #endif |
