source_map.h

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// Copyright 2013 Google Inc. All Rights Reserved.

#ifndef PAGESPEED_KERNEL_UTIL_SOURCE_MAP_H_
#define PAGESPEED_KERNEL_UTIL_SOURCE_MAP_H_

#include <vector>

#include "pagespeed/kernel/base/basictypes.h"
#include "pagespeed/kernel/base/string.h"
#include "pagespeed/kernel/base/string_util.h"

namespace net_instaweb {

namespace source_map {

struct Mapping {
  int gen_line;
  int gen_col;

  int src_file;
  int src_line;
  int src_col;

  Mapping() : gen_line(0), gen_col(0), src_file(0), src_line(0), src_col(0) {}
  Mapping(int gen_line_arg, int gen_col_arg,
          int src_file_arg, int src_line_arg, int src_col_arg)
      : gen_line(gen_line_arg),
        gen_col(gen_col_arg),
        src_file(src_file_arg),
        src_line(src_line_arg),
        src_col(src_col_arg) {
  }
};

typedef std::vector<Mapping> MappingVector;

bool Encode(StringPiece generated_url,  
            StringPiece source_url,
            const MappingVector& mappings,
            GoogleString* encoded_source_map);



char EncodeBase64(int val);
GoogleString EncodeVlq(int32 val);
bool EncodeMappings(const MappingVector& mappings,
                    GoogleString* result);
GoogleString PercentEncode(StringPiece url);

}  

}  

#endif