llvm-journey

commit 90b9c7410e85cb7c6f0376a1bd762419dadb039e
parent 2e68f7df509ce176e4fe7518161553cf99934b14
Author: Mohammad-Reza Nabipoor <m.nabipoor@yahoo.com>
Date:   Thu,  6 Aug 2020 09:17:13 +0430

kaleidoscope_lexer.hpp: Use std::string

Diffstat:
M
kaleidoscope_lexer.hpp
 | 
10
+++++-----

1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/kaleidoscope_lexer.hpp b/kaleidoscope_lexer.hpp
@@ -4,6 +4,7 @@
 #include <algorithm>
 #include <cctype>
 #include <iterator>
+#include <string>
 
 namespace kal {
 
@@ -27,8 +28,8 @@ template<typename FwdIt, typename TokenOp>
 FwdIt
 lex(FwdIt f, FwdIt l, TokenOp token)
 {
-  static const char sDef[] = "def";
-  static const char sExtern[] = "extern";
+  static const std::string sDef{ "def" };
+  static const std::string sExtern{ "extern" };
   FwdIt b; // begin
   FwdIt e; // end
 
@@ -45,10 +46,9 @@ lex(FwdIt f, FwdIt l, TokenOp token)
         ++f;
       e = f;
 
-      if (std::equal(b, e, std::cbegin(sDef), std::cend(sDef) - 1 /*'\0'*/))
+      if (std::equal(b, e, std::cbegin(sDef), std::cend(sDef)))
         token(TkType::Def, b, e);
-      else if (std::equal(
-                 b, e, std::begin(sExtern), std::end(sExtern) - 1 /*'\0'*/))
+      else if (std::equal(b, e, std::begin(sExtern), std::end(sExtern)))
         token(TkType::Extern, b, e);
       else // [a-zA-Z][a-zA-Z0-9]*
         token(TkType::Id, b, e);