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// Copyright 2014 BitPay Inc.
// Distributed under the MIT software license, see the accompanying
// file COPYING or https://opensource.org/licenses/mit-license.php.
#include <univalue.h>
#include <univalue_escapes.h>
#include <memory>
#include <string>
#include <vector>
static std::string json_escape(const std::string& inS)
{
std::string outS;
outS.reserve(inS.size() * 2);
for (unsigned int i = 0; i < inS.size(); i++) {
unsigned char ch = static_cast<unsigned char>(inS[i]);
const char *escStr = escapes[ch];
if (escStr)
outS += escStr;
else
outS += static_cast<char>(ch);
}
return outS;
}
std::string UniValue::write(unsigned int prettyIndent,
unsigned int indentLevel) const
{
std::string s;
s.reserve(1024);
unsigned int modIndent = indentLevel;
if (modIndent == 0)
modIndent = 1;
switch (typ) {
case VNULL:
s += "null";
break;
case VOBJ:
writeObject(prettyIndent, modIndent, s);
break;
case VARR:
writeArray(prettyIndent, modIndent, s);
break;
case VSTR:
s += "\"" + json_escape(val) + "\"";
break;
case VNUM:
s += val;
break;
case VBOOL:
s += (val == "1" ? "true" : "false");
break;
}
return s;
}
static void indentStr(unsigned int prettyIndent, unsigned int indentLevel, std::string& s)
{
s.append(prettyIndent * indentLevel, ' ');
}
void UniValue::writeArray(unsigned int prettyIndent, unsigned int indentLevel, std::string& s) const
{
s += "[";
if (prettyIndent)
s += "\n";
for (unsigned int i = 0; i < values.size(); i++) {
if (prettyIndent)
indentStr(prettyIndent, indentLevel, s);
s += values[i].write(prettyIndent, indentLevel + 1);
if (i != (values.size() - 1)) {
s += ",";
}
if (prettyIndent)
s += "\n";
}
if (prettyIndent)
indentStr(prettyIndent, indentLevel - 1, s);
s += "]";
}
void UniValue::writeObject(unsigned int prettyIndent, unsigned int indentLevel, std::string& s) const
{
s += "{";
if (prettyIndent)
s += "\n";
for (unsigned int i = 0; i < keys.size(); i++) {
if (prettyIndent)
indentStr(prettyIndent, indentLevel, s);
s += "\"" + json_escape(keys[i]) + "\":";
if (prettyIndent)
s += " ";
s += values.at(i).write(prettyIndent, indentLevel + 1);
if (i != (values.size() - 1))
s += ",";
if (prettyIndent)
s += "\n";
}
if (prettyIndent)
indentStr(prettyIndent, indentLevel - 1, s);
s += "}";
}
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