/usr/include/llvm-4.0/llvm/TableGen/StringMatcher.h is in llvm-4.0-dev 1:4.0.1-10.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 | //===- StringMatcher.h - Generate a matcher for input strings ---*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file implements the StringMatcher class.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_TABLEGEN_STRINGMATCHER_H
#define LLVM_TABLEGEN_STRINGMATCHER_H
#include "llvm/ADT/StringRef.h"
#include <string>
#include <utility>
#include <vector>
namespace llvm {
class raw_ostream;
/// StringMatcher - Given a list of strings and code to execute when they match,
/// output a simple switch tree to classify the input string.
///
/// If a match is found, the code in Vals[i].second is executed; control must
/// not exit this code fragment. If nothing matches, execution falls through.
///
class StringMatcher {
public:
typedef std::pair<std::string, std::string> StringPair;
private:
StringRef StrVariableName;
const std::vector<StringPair> &Matches;
raw_ostream &OS;
public:
StringMatcher(StringRef strVariableName,
const std::vector<StringPair> &matches, raw_ostream &os)
: StrVariableName(strVariableName), Matches(matches), OS(os) {}
void Emit(unsigned Indent = 0) const;
private:
bool EmitStringMatcherForChar(const std::vector<const StringPair*> &Matches,
unsigned CharNo, unsigned IndentCount) const;
};
} // end llvm namespace.
#endif
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