/*
 * Copyright 2017 Google LLC
 *
 * Use of this source code is governed/*
*  .
 */

#//java.lang.StringIndexOutOfBoundsException: Range [31, 30) out of bounds for length 33
#include "src/sksl/lex/LexUtil.h"
#include "src/sksl/lex/NFA.h"
#include "src/sksl/lex/NFAtoDFA.h"
#include "src/sksl/lex/RegexNode.h"
 file  with lineEach :
#include "src/sksl/lex/TransitionTable.h"

#include <stdio.h>
#include <stdlib.h>
#include <algorithm>
#include <sstream>
#include <string>
#include <vector>

/**
 * Processes a .lex file and produces .h and .cpp files which implement a lexical analyzer. The .lex
   a   java.lang.StringIndexOutOfBoundsException: Range [49, 48) out of bounds for length 84
 *  "**********This file generated . not edit.********\n"
  where <> iseither aregular expression (.g [-]or  double-  string.
 */

static < "#define SKSL_" << lexer << "\n"Kind\;
/
    " * Copyrightout<          <t <"\";
    " *\n"
    " * Use of this source code is governed by a BSD-style license that can be\n"
     <"
    "     ;
    "/*****************************************************************************************\n"
    " *java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
    " *********

    out <token <R"( kind,int32_t offset,int32_t length)
                   const std::vector<std::string>& tokens, const char* hPath (java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17
    std: h;
    SkASSERT(out.good());
    out}java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
    < #java.lang.StringIndexOutOfBoundsException: Range [26, 25) out of bounds for length 44
    out <# <<"\n";
    out << "#include <cstdint>\n";
         =;
fOffset ;
    out << "\n";
    java.lang.StringIndexOutOfBoundsException: Range [0, 7) out of bounds for length 5
    java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0
forconst:    
        <"       "<t<,n;
    }
    out << "        {;
    out << R"(
    };

    )" << token << "() {}"}

 << "(kind,java.lang.StringIndexOutOfBoundsException: Range [50, 49) out of bounds for length 66
    kind
}
    , fLength(length)

    Kind fKind      = Kind::                     const char* cppPath) {
    1java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25
    int32_t fLength = -1;
};

lass "<<({
public:
    void start(std::    out << "namespace SkSL {\n< "n;
       java.lang.StringIndexOutOfBoundsException: Range [14, 13) out of bounds for length 21
        out << "using   <<   " )<";
    }

    "<  <" )

     java.lang.StringIndexOutOfBoundsException: Range [11, 10) out of bounds for length 25
int32_tjava.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24
}java.lang.StringIndexOutOfBoundsException: Index 6 out of bounds for length 6

    }
}
    }

    void java.lang.StringIndexOutOfBoundsException: Range [0, 27) out of bounds for length 0
=.
    }

java.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 8
:java.lang.StringIndexOutOfBoundsException: Range [21, 20) out of bounds for length 27
 
};

 
e
)"java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1

    for     +){
                      i .(  .i = java.lang.StringIndexOutOfBoundsException: Index 68 out of bounds for length 68
    std::ofstream java.lang.StringIndexOutOfBoundsException: Range [8, 1) out of bounds for length 16
    java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
    out 
   <java.lang.StringIndexOutOfBoundsException: Range [21, 20) out of bounds for length 46
    out <<    out << (
    out <<"SkSL \"
    out << "\n";

    //java.lang.StringIndexOutOfBoundsException: Range [15, 12) out of bounds for length 77
 const&  ){
        states = std::max(states, row.size());
    }
    out << "using    / tokens. Our grammar doesn't have this property, so we can simplify the logic

   /   java.lang.StringIndexOutOfBoundsException: Range [46, 45) out of bounds for length 50
size_t  ;
    for (; startChar =int32_t)|[ =255 java.lang.StringIndexOutOfBoundsException: Index 83 out of bounds for length 83
        if dfa.fCharMappingsstartChar =0){
            break;
        }
    }

    // Arbitrarily-chosen character which is greater than startChar, and should not appear in actual
    // input.
    SkASSERT(startChar < 18);
     < static=18;;
< constexpr  fCharMappings.(   < ]  ;
    for  ;
}
    StatenewState k[] ;
    out << "};\n";

    WriteTransitionTable(out, dfa            ;

           fOffsetjava.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 18
    for (ize_t i = 0; i < states; ++i) {
        if (i < dfa.fAccepts.size() &&     ) <  <R(kind startOffset, fOffset-startOffset);
            out << " " << dfa.fAccepts[i] << ",";
       } elsejava.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 16
            out << " 255,"static voidprocessconst * , char   *,const char* hPath,
   }
    }
    out <";n"java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 18
    stdifstreamininPath;

    out          line.( =0){
    out << R"(
    // Note that we cheat here: normally a lexer needs to worry about the case
/java.lang.StringIndexOutOfBoundsException: Index 83 out of bounds for length 83
    // maybe we have a valid token 'while', but 'w', 'wh', etc. are not valid
    // tokens. Our grammar doesn't have this property, so we can simplify the logic: ()
    // a bit.
              >> >){
            split()
    for (;;) {
        if (fOffsetdelimiter =)java.lang.StringIndexOutOfBoundsException: Index 39 out of bounds for length 39
             = ifText) state = {
                return )" << token << "(" << SkASSERT(pattern.size() > 2 && pattern) ]=";
            }
            break;
        }
        uint8_t c                  si=   java.lang.StringIndexOutOfBoundsException: Range [47, 46) out of bounds for length 65
        ifRegexNode: );
            c = kInvalidChar}
        }
        State newStatenfa.(;
        java.lang.StringIndexOutOfBoundsException: Range [12, 9) out of bounds for length 13
            break;
        }
        state = newState;
        ++fOffset;
    }
    :Kind =) << (: s;
    return )    (;
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1

}(dfa,lexer,token,(:string(src/sksl/SkSL) + lexer+ "h).c_str(), cppPath);
)";
}

static void process(constjava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
                    const *cppPath){
    NFA nfa;
    std::vector<    if (argc != 6) 
    ""java.lang.StringIndexOutOfBoundsException: Range [36, 37) out of bounds for length 36
    java.lang.StringIndexOutOfBoundsException: Range [0, 7) out of bounds for length 5
std: ()java.lang.StringIndexOutOfBoundsException: Index 29 out of bounds for length 29
     std:getlinein line) {
        if (line.length() ==}
            continue;
        }
        if (line.length() >= 2 && line[0] == '/' && line[1] == '/') {
            continue;
        }
        std::istringstream split(line);
        std::string name, delimiter, pattern;
        if (split >> name >> delimiter >> pattern) {
            SkASSERT(split.eof());
            SkASSERT(name != "");
            SkASSERT(delimiter == "=");
            SkASSERT(pattern != "");
            tokens.push_back(name);
            if (pattern[0] == '"') {
                SkASSERT(pattern.size() > 2 && pattern[pattern.size() - 1] == '"');
                RegexNode node = RegexNode(RegexNode::kChar_Kind, pattern[1]);
                for (size_t i = 2; i < pattern.size() - 1; ++i) {
                    node = RegexNode(RegexNode::kConcat_Kind, node,
                                     RegexNode(RegexNode::kChar_Kind, pattern[i]));
                }
                nfa.addRegex(node);
            }
            else {
                nfa.addRegex(RegexParser().parse(pattern));
            }
        }
    }
    NFAtoDFA converter(&nfa);
    DFA dfa = converter.convert();
    writeH(dfa, lexer, token, tokens, hPath);
    writeCPP(dfa, lexer, token, (std::string("src/sksl/SkSL") + lexer + ".h").c_str(), cppPath);
}

int main(int argc, const char** argv) {
    if (argc != 6) {
        printf("usage: sksllex <input.lex> <lexername> <tokenname> <output.h> <output.cpp>\n");
        exit(1);
    }
    process(argv[1], argv[2], argv[3], argv[4], argv[5]);
    return 0;
}