internal static void WriteDebugTree(string sourceFile, Block document, PartialParseResult result, TextChange change, RazorEditorParser parser, bool treeStructureChanged) {
if (!OutputDebuggingEnabled) {
return;
}
RunTask(() => {
string outputFileName = Normalize(sourceFile) + "_tree";
string outputPath = Path.Combine(Path.GetDirectoryName(sourceFile), outputFileName);
var treeBuilder = new StringBuilder();
WriteTree(document, treeBuilder);
treeBuilder.AppendLine();
treeBuilder.AppendFormat(CultureInfo.CurrentCulture, "Last Change: {0}", change);
treeBuilder.AppendLine();
treeBuilder.AppendFormat(CultureInfo.CurrentCulture, "Normalized To: {0}", change.Normalize());
treeBuilder.AppendLine();
treeBuilder.AppendFormat(CultureInfo.CurrentCulture, "Partial Parse Result: {0}", result);
treeBuilder.AppendLine();
if (result.HasFlag(PartialParseResult.Rejected)) {
treeBuilder.AppendFormat(CultureInfo.CurrentCulture, "Tree Structure Changed: {0}", treeStructureChanged);
treeBuilder.AppendLine();
}
if (result.HasFlag(PartialParseResult.AutoCompleteBlock)) {
treeBuilder.AppendFormat(CultureInfo.CurrentCulture, "Auto Complete Insert String: \"{0}\"", parser.GetAutoCompleteString());
treeBuilder.AppendLine();
}
File.WriteAllText(outputPath, treeBuilder.ToString());
});
}
public virtual EditResult ApplyChange(Span target, TextChange change, bool force)
{
PartialParseResult result = PartialParseResult.Accepted;
TextChange normalized = change.Normalize();
if (!force)
{
result = CanAcceptChange(target, normalized);
}
// If the change is accepted then apply the change
if (result.HasFlag(PartialParseResult.Accepted))
{
return new EditResult(result, UpdateSpan(target, normalized));
}
return new EditResult(result, new SpanBuilder(target));
}
public void NormalizeDoesntAffectShrinkingReplacements()
{
// Arrange
var newBuffer = new StringTextBuffer("D");
var oldBuffer = new StringTextBuffer("DateTime");
var original = new TextChange(0, 8, oldBuffer, 1, newBuffer);
// Act
TextChange normalized = original.Normalize();
// Assert
Assert.Equal(original, normalized);
}
public void NormalizeDoesntAffectChangesWithoutCommonPrefixes()
{
// Arrange
var newBuffer = new StringTextBuffer("DateTime.");
var oldBuffer = new StringTextBuffer("Date.");
var original = new TextChange(0, 5, oldBuffer, 9, newBuffer);
// Act
TextChange normalized = original.Normalize();
// Assert
Assert.Equal(original, normalized);
}
public void NormalizeFixesUpIntelliSenseStyleReplacements()
{
// Arrange
var newBuffer = new StringTextBuffer("Date.");
var oldBuffer = new StringTextBuffer("Date");
var original = new TextChange(0, 4, oldBuffer, 5, newBuffer);
// Act
TextChange normalized = original.Normalize();
// Assert
Assert.Equal(new TextChange(4, 0, oldBuffer, 1, newBuffer), normalized);
}
/// <summary>
/// Applies the specified change to this span, optionally forcing it to accept it
/// </summary>
/// <param name="force">If true, no evaluation is performed, the content of the span is simply updated based on the change</param>
/// <remarks>
/// If this method returns a value with the PartialParseResults.Accepted flag, the change has been applied to the span.
/// If force was specified, this does not indicate that the partial parsing was successful, only that the Span now reflects the applied change.
/// </remarks>
/// <returns>true if the change was successfully applied, false if it wasn't</returns>
public PartialParseResult ApplyChange(TextChange change, bool force) {
PartialParseResult result = PartialParseResult.Accepted;
TextChange normalized = change.Normalize();
if (!force) {
result = CanAcceptChange(normalized);
}
// If the change is accepted then apply the change
if (result.HasFlag(PartialParseResult.Accepted)) {
UpdateContent(normalized);
}
return result;
}