public bool TryParse(ScripterParserInput input, out ScripterParserResult result)
{
result = new ScripterParserResult();
string content = input.Content;
int index = input.Index;
Func <string, ScripterParserResult, bool> error = (msg, res) =>
{
res.Error = msg;
return(false);
};
if (String.IsNullOrEmpty(content))
{
return(error("Empty or null content", result));
}
int first = FindFirstAcceptableCharPos(content, index);
int last = FindLastAcceptableCharPos(content, index);
if (first == last)
{
return(error("Nothing found", result));
}
string text = content.Substring(first, last - first + 1);
result.Text = text;
string[] parts = text.Split(_partsChars, StringSplitOptions.RemoveEmptyEntries);
switch (parts.Length)
{
case 0:
return(error("Empty or null content", result));
case 1:
result.Name = parts[0].Trim(_partsTrim);
return(true);
case 2:
result.Schema = parts[0].Trim(_partsTrim);
result.Name = parts[1].Trim(_partsTrim);
return(true);
case 3:
result.Database = parts[0].Trim(_partsTrim);
result.Schema = parts[1].Trim(_partsTrim);
result.Name = parts[2].Trim(_partsTrim);
return(true);
default:
return(error("Unknown content format", result));
}
}
public string Execute()
{
ScripterParserInput parserInput = null;
if (!TryGetParserInput(out parserInput))
{
return("Cannot find any input");
}
ScripterParserResult parserResult = null;
if (!_parser.TryParse(parserInput, out parserResult))
{
return(parserResult.Error);
}
ScripterConfig config = _configStorage.Load();
var scripterInput = new ScripterInput()
{
Database = parserResult.Database,
Schema = parserResult.Schema,
Name = parserResult.Name,
ScriptDatabaseContext = config.ScriptDatabaseContext,
};
string scriptResult = null;
if (!TryScript(scripterInput, out scriptResult))
{
return(scriptResult);
}
IEditor editor = _hostCtx.GetNewEditor();
editor.SetContent(scriptResult);
return("Success");
}
private bool TryGetParserInput(out ScripterParserInput input)
{
input = null;
IResultGrid grid = _hostCtx.GetFocusedResultGrid();
if (grid != null)
{
input = new ScripterParserInput(grid.GetSelectedValue(), 0);
}
if (input == null)
{
IEditor editor = _hostCtx.GetCurrentEditor();
if (editor != null)
{
EditedLine line = editor.GetEditedLine();
input = new ScripterParserInput(line.Line, line.CaretPos);
}
}
return(input != null);
}