public JSCNCommand_FunctionCall(JSCNCommand aBaseCommand, List <JSCNCommand> aParameterCommands)
{
parameterCommands = aParameterCommands;
baseCommand = aBaseCommand;
}
public JSCNCommand_GetProperty(JSCNCommand aBaseCommand, string aKey)
{
key = aKey;
baseCommand = aBaseCommand;
}
public JSCNCommand_ArrayIndex(JSCNCommand aBaseCommand, JSCNCommand aIndexCommand)
{
indexCommand = aIndexCommand;
baseCommand = aBaseCommand;
}
public static JSCNCommand parseOperator(JSCNCommand lhs, string text, ref int idx)
{
if (text.Length <= idx)
{
return(lhs);
}
if (text[idx] == '.')
{
idx++;
String propertyName = parseCommandWord(text, ref idx);
if (propertyName != null)
{
return(new JSCNCommand_GetProperty(lhs, propertyName));
}
else
{
ReportError(text, idx, "Expected: a word after '.' operator.");
}
}
else if (text[idx] == '[')
{
idx++;
JSCNCommand indexValue = parseCommand(text, ref idx);
if (text.Length <= idx)
{
ReportError(text, idx, "Expected: ], got: end of text");
}
else if (text[idx] != ']')
{
ReportError(text, idx, "Expected: ], got: " + text[idx]);
}
idx++;
return(new JSCNCommand_ArrayIndex(lhs, indexValue));
}
else if (text[idx] == '(')
{
idx++;
List <JSCNCommand> parameters = new List <JSCNCommand>();
while (true)
{
SkipWhitespace(text, ref idx);
if (text.Length <= idx)
{
ReportError(text, idx, "Expected: ')', got: end of text");
break;
}
else if (text[idx] == ',')
{
if (parameters.Count == 0)
{
ReportError(text, idx, "Expected: parameter, got: ','");
break;
}
}
else if (text[idx] == ')')
{
break;
}
parameters.Add(parseCommand(text, ref idx));
SkipWhitespace(text, ref idx);
}
if (text.Length <= idx || text[idx] != ')')
{
ReportError(text, idx, "Expected: ')', got: '" + text[idx] + "'");
}
idx++;
return(new JSCNCommand_FunctionCall(lhs, parameters));
}
return(lhs);
}