147 lines
4.4 KiB
C++
147 lines
4.4 KiB
C++
#include "JString.h"
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#include "Exception.h"
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namespace coreutils {
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std::ostream &operator<<(std::ostream &os, const JString::Proxy &proxy) {
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ZString tempkey = proxy.key;
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ZString temp = proxy.jstring.find(tempkey);
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os << temp;
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return os;
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}
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JString::JString() : MString("{}") {}
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void JString::set(ZString &path, ZString &value) {
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reset();
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if(locate(path)) {
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push();
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if(ifNext("\"")) {
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ZString old = getTokenExclude("\"");
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pop();
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remove(offset(), old.getLength() + 2);
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MString key;
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if(value.startsWith("["))
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key << value;
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else if(value.startsWith("{"))
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key << value;
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else
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key << "\"" << value << "\"";
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insert(key, offset());
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} else {
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pop();
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throw coreutils::Exception("Fix me to accept integer type.");
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}
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} else {
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// std::cout << "[" << unparsed() << "] >" << value << "<" << std::endl;
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MString key;
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if(notfirst)
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key << ",";
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// TODO: The value added must be parsed down to remove all whitespace.
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if(value.startsWith("["))
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key << "\"" << path << "\":" << value;
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else if(value.startsWith("{"))
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key << "\"" << path << "\":" << value;
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else
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key << "\"" << path << "\":" << "\"" << value << "\"";
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insert(key, offset());
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}
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}
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ZString JString::find(ZString path) {
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reset();
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if(locate(path)) {
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if(ifNext("\""))
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return getTokenExclude("\"");
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// TODO: Handle numbers that are not in double quotes.
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else if(startsWith("["))
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return getContainer();
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else if(startsWith("{"))
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return getContainer();
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}
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return ZString();
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}
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bool JString::locate(ZString path) {
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// std::cout << "path locate: " << path << std::endl;
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path.getTokenExclude("[.");
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notfirst = false;
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if(ifNext("{")) {
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while(startsWith("\"")) {
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notfirst = true;
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ZString label;
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ZString value;
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if(ifNext("\"")) {
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label = getTokenExclude("\"");
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ifNext("\"");
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} else
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throw coreutils::Exception("Labels must be contained in double quotes.");
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if(ifNext(":")) {
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// std::cout << "path: (" << path.parsed() << ") (" << label << ") " << (label == path.parsed()) << std::endl;
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if(label == path.parsed()) {
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if(path.unparsed() == "") {
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// std::cout << "found cursor: " << unparsed() << std::endl;
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return true;
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}
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if(path.ifNext("."))
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return locate(path.unparsed());
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if(path.ifNext("[")) {
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int index = path.asInteger();
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if(!path.ifNext("]"))
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throw coreutils::Exception("expecting ] after index value in array selector.");
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if(ifNext("[")) {
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while(index > 0) {
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getContainer();
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if(!ifNext(","))
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throw coreutils::Exception("expecting comma to seperate array elements.");
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--index;
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}
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return true;
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} else
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throw coreutils::Exception("Path is expecting an array for selector value.");
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if(path.eod())
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return false;
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else if(path.ifNext("."))
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return locate(path.unparsed());
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throw coreutils::Exception("expecting '.' in path.");
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}
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}
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// std::cout << "+++" << unparsed() << std::endl;
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if(startsWith("\"")) {
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getContainer();
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} else if(startsWith("[")) {
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getContainer();
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} else if(startsWith("{")) {
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getContainer();
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} else {
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throw coreutils::Exception("Unrecognized data type.");
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}
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ifNext(",");
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} else
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throw coreutils::Exception("Expected colon after label.");
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}
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} else if(ifNext("[")) {
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ZString label = path[0].getTokenExclude("[");
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path.ifNext("[");
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ZString key = path[0].getTokenExclude("=");
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path.ifNext("=");
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ZString value = path[0].getTokenExclude("]");
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while(!ifNext("]")) {
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push();
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ZString check = find(key);
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pop();
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if(check.equals(value)) {
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return locate(label);
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} else {
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getContainer();
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ifNext(",");
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}
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}
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}
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// std::cout << "not found cursor: " << unparsed() << std::endl;
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return false;
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}
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}
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