godot/thirdparty/embree-aarch64/common/lexers/stringstream.h
2021-04-23 15:57:28 +02:00

30 lines
1.0 KiB
C++

// Copyright 2009-2020 Intel Corporation
// SPDX-License-Identifier: Apache-2.0
#pragma once
#include "stream.h"
namespace embree
{
/*! simple tokenizer that produces a string stream */
class StringStream : public Stream<std::string>
{
public:
StringStream(const Ref<Stream<int> >& cin, const std::string& seps = "\n\t\r ",
const std::string& endl = "", bool multiLine = false);
public:
ParseLocation location() { return cin->loc(); }
std::string next();
private:
__forceinline bool isSeparator(unsigned int c) const { return c<256 && isSepMap[c]; }
__forceinline bool isValidChar(unsigned int c) const { return c<256 && isValidCharMap[c]; }
private:
Ref<Stream<int> > cin; /*! source character stream */
bool isSepMap[256]; /*! map for fast classification of separators */
bool isValidCharMap[256]; /*! map for valid characters */
std::string endl; /*! the token of the end of line */
bool multiLine; /*! whether to parse lines wrapped with \ */
};
}