clang/lib/Basic/TokenKinds.cpp

   1 //===--- TokenKinds.cpp - Token Kinds Support -----------------------------===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8 //
   9 //  This file implements the TokenKind enum and support functions.
  10 //
  11 //===----------------------------------------------------------------------===//
  12
  13 #include "clang/Basic/TokenKinds.h"
  14 #include "llvm/Support/ErrorHandling.h"
  15 using namespace clang;
  16
  17 static const char * const TokNames[] = {
  18 #define TOK(X) #X,
  19 #define KEYWORD(X,Y) #X,
  20 #include "clang/Basic/TokenKinds.def"
  21   nullptr
  22 };
  23
  24 const char *tok::getTokenName(TokenKind Kind) {
  25   if (Kind < tok::NUM_TOKENS)
  26     return TokNames[Kind];
  27   llvm_unreachable("unknown TokenKind");
  28   return nullptr;
  29 }
  30
  31 const char *tok::getPunctuatorSpelling(TokenKind Kind) {
  32   switch (Kind) {
  33 #define PUNCTUATOR(X,Y) case X: return Y;
  34 #include "clang/Basic/TokenKinds.def"
  35   default: break;
  36   }
  37   return nullptr;
  38 }
  39
  40 const char *tok::getKeywordSpelling(TokenKind Kind) {
  41   switch (Kind) {
  42 #define KEYWORD(X,Y) case kw_ ## X: return #X;
  43 #include "clang/Basic/TokenKinds.def"
  44     default: break;
  45   }
  46   return nullptr;
  47 }
  48
  49 const char *tok::getPPKeywordSpelling(tok::PPKeywordKind Kind) {
  50   switch (Kind) {
  51 #define PPKEYWORD(x) case tok::pp_##x: return #x;
  52 #include "clang/Basic/TokenKinds.def"
  53   default: break;
  54   }
  55   return nullptr;
  56 }
  57
  58 bool tok::isAnnotation(TokenKind Kind) {
  59   switch (Kind) {
  60 #define ANNOTATION(X) case annot_ ## X: return true;
  61 #include "clang/Basic/TokenKinds.def"
  62   default:
  63     break;
  64   }
  65   return false;
  66 }
  67
  68 bool tok::isPragmaAnnotation(TokenKind Kind) {
  69   switch (Kind) {
  70 #define PRAGMA_ANNOTATION(X) case annot_ ## X: return true;
  71 #include "clang/Basic/TokenKinds.def"
  72   default:
  73     break;
  74   }
  75   return false;
  76 }