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7ee6319cdc
* [Parser] Update 'Confusables.def' file to include confusable and base character names * [Parser] Add a new utility method to return the names of the confusable and base characters for a given confusable codepoint * [Parser] Update diagnostic for confusable character during lexing to mention confusable and base character names * [Sema] If there is just a single confusable character, emit a tailored diagnostic that also mentions the character names * [Diagnostics] Add new diagnostic messages to the localization file * [Test] Update confusables test * [Utils] Update unicode confusables txt file and update script to regenerate confusables def file * [Parse] Regenerate 'Confusables.def' using updated script * [Utils] Adjust generate_confusables script based on review feedback Fix a mistake with name mapping. Updated header comment. Fix a couple of linting issues. * [Parse] Regenerate 'Confusables.def' file once again after script changes * [Parse] Add the newline after end of 'getConfusableAndBaseCodepointNames' method * [Test] Update diagnostic message in 'Syntax/Parser/diags.swift'
35 lines
1.2 KiB
C++
35 lines
1.2 KiB
C++
//===--- Confusables.h - Swift Confusable Character Diagnostics -*- C++ -*-===//
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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 - 2017 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 https://swift.org/LICENSE.txt for license information
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// See https://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_CONFUSABLES_H
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#define SWIFT_CONFUSABLES_H
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#include "llvm/ADT/StringRef.h"
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#include <stdint.h>
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namespace swift {
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namespace confusable {
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/// Given a UTF-8 codepoint, determines whether it appears on the Unicode
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/// specification table of confusable characters and maps to punctuation,
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/// and either returns either the expected ASCII character or 0.
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char tryConvertConfusableCharacterToASCII(uint32_t codepoint);
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/// Given a UTF-8 codepoint which is previously determined to be confusable,
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/// return the name of the confusable character and the name of the base
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/// character.
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std::pair<llvm::StringRef, llvm::StringRef>
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getConfusableAndBaseCodepointNames(uint32_t codepoint);
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}
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}
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#endif
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