/// <summary>
/// Handles text document change events
/// </summary>
internal Task HandleDidChangeTextDocumentNotification(
DidChangeTextDocumentParams textChangeParams,
EventContext eventContext)
{
StringBuilder msg = new StringBuilder();
msg.Append("HandleDidChangeTextDocumentNotification");
List <ScriptFile> changedFiles = new List <ScriptFile>();
// A text change notification can batch multiple change requests
foreach (var textChange in textChangeParams.ContentChanges)
{
string fileUri = textChangeParams.TextDocument.Uri ?? textChangeParams.TextDocument.Uri;
msg.AppendLine(string.Format(" File: {0}", fileUri));
ScriptFile changedFile = Workspace.GetFile(fileUri);
changedFile.ApplyChange(
GetFileChangeDetails(
textChange.Range.Value,
textChange.Text));
changedFiles.Add(changedFile);
}
Logger.Write(LogLevel.Verbose, msg.ToString());
var handlers = TextDocChangeCallbacks.Select(t => t(changedFiles.ToArray(), eventContext));
return(Task.WhenAll(handlers));
}
/// <summary>
/// Handles text document change events
/// </summary>
internal async Task HandleDidChangeTextDocumentNotification(
DidChangeTextDocumentParams textChangeParams,
EventContext eventContext)
{
Logger.Instance.Write(LogLevel.Verbose, "textDocument/didChange");
try
{
StringBuilder msg = new StringBuilder();
msg.Append("HandleDidChangeTextDocumentNotification");
List <TextDocument> changedFiles = new List <TextDocument>();
// A text change notification can batch multiple change requests
foreach (var textChange in textChangeParams.ContentChanges)
{
string fileUri = textChangeParams.TextDocument.Uri ?? textChangeParams.TextDocument.Uri;
msg.AppendLine(string.Format(" File: {0}", fileUri));
TextDocument changedFile = Workspace.GetFile(fileUri);
if (changedFile != null)
{
changedFile.ApplyChange(
GetFileChangeDetails(
textChange.Range.Value,
textChange.Text,
changedFile.BaseOffset));
changedFiles.Add(changedFile);
}
}
Logger.Instance.Write(LogLevel.Verbose, msg.ToString());
var handlers = TextDocChangeCallbacks.Select(t => t(changedFiles.ToArray(), eventContext));
await Task.WhenAll(handlers);
}
catch (Exception ex)
{
Logger.Instance.Write(LogLevel.Error, "Unknown error " + ex.ToString());
// Swallow exceptions here to prevent us from crashing
// TODO: this probably means the file model is in a bad state or out of sync with the actual file; we should recover here
await Task.FromResult(true);
}
}
/// <summary>
/// Handles text document change events
/// </summary>
internal Task HandleDidChangeTextDocumentNotification(
DidChangeTextDocumentParams textChangeParams,
EventContext eventContext)
{
try
{
StringBuilder msg = new StringBuilder();
msg.Append("HandleDidChangeTextDocumentNotification");
List <ScriptFile> changedFiles = new List <ScriptFile>();
// A text change notification can batch multiple change requests
foreach (var textChange in textChangeParams.ContentChanges)
{
string fileUri = textChangeParams.TextDocument.Uri ?? textChangeParams.TextDocument.Uri;
msg.AppendLine(string.Format(" File: {0}", fileUri));
ScriptFile changedFile = Workspace.GetFile(fileUri);
changedFile.ApplyChange(
GetFileChangeDetails(
textChange.Range.Value,
textChange.Text));
changedFiles.Add(changedFile);
}
Logger.Write(LogLevel.Verbose, msg.ToString());
var handlers = TextDocChangeCallbacks.Select(t => t(changedFiles.ToArray(), eventContext));
return(Task.WhenAll(handlers));
}
catch
{
// Swallow exceptions here to prevent us from crashing
// TODO: this probably means the ScriptFile model is in a bad state or out of sync with the actual file; we should recover here
return(Task.FromResult(true));
}
}
/// <summary>
/// Adds a new task to be called when the text of a document changes.
/// </summary>
/// <param name="task">Delegate to call when the document changes</param>
public void RegisterTextDocChangeCallback(TextDocChangeCallback task)
{
TextDocChangeCallbacks.Add(task);
}
