public BufferingTextReader([NotNull] TextReader source)
{
InnerReader = source;
_locationTracker = new SourceLocationTracker();
UpdateCurrentCharacter();
}
public void UpdateLocationDoesNotAdvanceLineIndexOnNonNewlineCharacter()
{
// Arrange
var tracker = new SourceLocationTracker(TestStartLocation);
// Act
tracker.UpdateLocation('f', 'o');
// Assert
Assert.Equal(42, tracker.CurrentLocation.LineIndex);
}
public void UpdateLocationAdvancesLineIndexOnSlashN()
{
// Arrange
var tracker = new SourceLocationTracker(TestStartLocation);
// Act
tracker.UpdateLocation('\n', 'o');
// Assert
Assert.Equal(43, tracker.CurrentLocation.LineIndex);
}
public void UpdateLocationAdvancesAbsoluteIndexOnNonNewlineCharacter()
{
// Arrange
SourceLocationTracker tracker = new SourceLocationTracker(TestStartLocation);
// Act
tracker.UpdateLocation('f', 'o');
// Assert
Assert.Equal(11, tracker.CurrentLocation.AbsoluteIndex);
}
internal void CalculateStart(Span prev)
{
if (prev == null)
{
Start = SourceLocation.Zero;
}
else
{
Start = new SourceLocationTracker(prev.Start).UpdateLocation(prev.Content).CurrentLocation;
}
}
public BufferingTextReader(TextReader source)
{
if (source == null)
{
throw new ArgumentNullException(nameof(source));
}
InnerReader = source;
_locationTracker = new SourceLocationTracker();
UpdateCurrentCharacter();
}
public BufferingTextReader(TextReader source)
{
if (source == null)
{
throw new ArgumentNullException("source");
}
InnerReader = source;
_locationTracker = new SourceLocationTracker();
UpdateCurrentCharacter();
}
public void UpdateLocationAdvancesCorrectlyForMultiLineString()
{
// Arrange
var tracker = new SourceLocationTracker(TestStartLocation);
// Act
tracker.UpdateLocation("foo\nbar\rbaz\r\nbox");
// Assert
Assert.Equal(26, tracker.CurrentLocation.AbsoluteIndex);
Assert.Equal(45, tracker.CurrentLocation.LineIndex);
Assert.Equal(3, tracker.CurrentLocation.CharacterIndex);
}
public void UpdateLocationAdvancesCharacterIndexOnSlashRFollowedBySlashN()
{
// Arrange
var tracker = new SourceLocationTracker(TestStartLocation);
// Act
tracker.UpdateLocation('\r', '\n');
// Assert
Assert.Equal(46, tracker.CurrentLocation.CharacterIndex);
}
public void UpdateLocationResetsCharacterIndexOnSlashRFollowedByNonNewlineCharacter()
{
// Arrange
var tracker = new SourceLocationTracker(TestStartLocation);
// Act
tracker.UpdateLocation('\r', 'o');
// Assert
Assert.Equal(0, tracker.CurrentLocation.CharacterIndex);
}
public void ChangeStart(SourceLocation newStart)
{
_start = newStart;
var current = this;
var tracker = new SourceLocationTracker(newStart);
tracker.UpdateLocation(Content);
while ((current = current.Next) != null)
{
current._start = tracker.CurrentLocation;
tracker.UpdateLocation(current.Content);
}
}
public SpanFactory()
{
LocationTracker = new SourceLocationTracker();
}
public void UpdateLocationDoesNotAdvanceLineIndexOnSlashRFollowedBySlashN()
{
// Arrange
SourceLocationTracker tracker = new SourceLocationTracker(TestStartLocation);
// Act
tracker.UpdateLocation('\r', '\n');
// Assert
Assert.Equal(42, tracker.CurrentLocation.LineIndex);
}
public void UpdateLocationAdvancesLineIndexOnSlashRFollowedByNonNewlineCharacter()
{
// Arrange
SourceLocationTracker tracker = new SourceLocationTracker(TestStartLocation);
// Act
tracker.UpdateLocation('\r', 'o');
// Assert
Assert.Equal(43, tracker.CurrentLocation.LineIndex);
}
public void UpdateLocationResetsCharacterIndexOnSlashN()
{
// Arrange
SourceLocationTracker tracker = new SourceLocationTracker(TestStartLocation);
// Act
tracker.UpdateLocation('\n', 'o');
// Assert
Assert.Equal(0, tracker.CurrentLocation.CharacterIndex);
}