public static List <ESD.CommandCall> AssembleCommandScript(EzSembleContext context, Block block)
{
var result = new List <ESD.CommandCall>();
foreach (Statement st in block.Cmds)
{
var cmdId = context.GetCommandID(st.Name);
result.Add(new ESD.CommandCall()
{
CommandBank = cmdId.Bank,
CommandID = cmdId.ID,
Arguments = st.Args.Select(x => AssembleExpression(context, x)).ToList(),
});
}
return(result);
}
/// <summary>
/// Assembles a plain text "EzLanguage" command call into a CommandCall object.
/// </summary>
public static ESD.CommandCall AssembleCommandCall(EzSembleContext context, string plaintext)
{
var regex = System.Text.RegularExpressions.Regex.Match(plaintext, @"^([A-Za-z0-9_\-:]+)\((.*)\)$");
if (regex.Groups.Count != 3)
{
throw new Exception($"Invalid EzLanguage command call text: \"{plaintext}\"");
}
var command = regex.Groups[1].Value;
var cmdId = context.GetCommandID(command);
var argsText = regex.Groups[2].Value.Trim();
var finalArgs = new List <string>();
if (!string.IsNullOrWhiteSpace(argsText))
{
// If <= 2 chars theres no way there can be more than 1 arg
// And obviously if there's no commas
if (argsText.Length <= 2 || !argsText.Contains(","))
{
finalArgs = new List <string>()
{
argsText
};
}
else
{
int thisArgStartIndex = 0;
int innerParenthesisLevel = 0;
for (int i = 0; i < argsText.Length; i++)
{
if (i < argsText.Length - 1)
{
if (argsText[i] == '(')
{
innerParenthesisLevel++;
}
else if (argsText[i] == ')')
{
if (innerParenthesisLevel > 0)
{
innerParenthesisLevel--;
}
else
{
throw new Exception("Extra parenthesis found in command call args.");
}
}
if (argsText[i] == ',')
{
if (innerParenthesisLevel == 0)
{
finalArgs.Add(argsText.Substring(thisArgStartIndex, i - thisArgStartIndex));
thisArgStartIndex = i + 1;
}
}
}
else //Very last char
{
if (argsText[i] == ',' || argsText[i] == '(')
{
throw new Exception("Very last char in command args cannot be a '(' or ','");
}
else if (argsText[i] == ')')
{
if (innerParenthesisLevel > 0)
{
innerParenthesisLevel--;
}
else
{
throw new Exception("Extra parenthesis found in command call args.");
}
}
}
}
if (thisArgStartIndex < argsText.Length - 1)
{
finalArgs.Add(argsText.Substring(thisArgStartIndex, (argsText.Length) - thisArgStartIndex));
}
if (innerParenthesisLevel != 0)
{
throw new Exception("Unclosed parenthesis found in command call args.");
}
}
}
return(new ESD.CommandCall()
{
CommandBank = cmdId.Bank,
CommandID = cmdId.ID,
Arguments = finalArgs.Select(x => AssembleExpression(context, x)).ToList(),
});
}
