/// <summary>
/// Calculates the 1-based line and column number position based
/// on the given buffer offset.
/// </summary>
/// <param name="bufferOffset">The buffer offset to convert.</param>
/// <returns>A new BufferPosition containing the position of the offset.</returns>
public BufferPosition GetPositionAtOffset(int bufferOffset)
{
BufferRange bufferRange =
GetRangeBetweenOffsets(
bufferOffset, bufferOffset);
return(bufferRange.Start);
}
/// <summary>
/// Compares two instances of the BufferRange class.
/// </summary>
/// <param name="obj">The object to which this instance will be compared.</param>
/// <returns>True if the ranges are equal, false otherwise.</returns>
public override bool Equals(object obj)
{
if (!(obj is BufferRange))
{
return(false);
}
BufferRange other = (BufferRange)obj;
return
(this.Start.Equals(other.Start) &&
this.End.Equals(other.End));
}
/// <summary>
/// Creates a new instance of the FullScriptExtent class.
/// </summary>
/// <param name="fileContext">The FileContext this extent refers to.</param>
/// <param name="bufferRange">The buffer range this extent is located at.</param>
public FullScriptExtent(FileContext fileContext, BufferRange bufferRange)
{
Validate.IsNotNull(nameof(fileContext), fileContext);
Validate.IsNotNull(nameof(bufferRange), bufferRange);
BufferRange = bufferRange;
FileContext = fileContext;
StartOffset = fileContext.scriptFile.GetOffsetAtPosition(
bufferRange.Start.Line,
bufferRange.Start.Column);
EndOffset = fileContext.scriptFile.GetOffsetAtPosition(
bufferRange.End.Line,
bufferRange.End.Column);
}
internal static CompletionResults Create(
ScriptFile scriptFile,
CommandCompletion commandCompletion)
{
BufferRange replacedRange = null;
// Only calculate the replacement range if there are completion results
if (commandCompletion.CompletionMatches.Count > 0)
{
replacedRange =
scriptFile.GetRangeBetweenOffsets(
commandCompletion.ReplacementIndex,
commandCompletion.ReplacementIndex + commandCompletion.ReplacementLength);
}
return(new CompletionResults
{
Completions = GetCompletionsArray(commandCompletion),
ReplacedRange = replacedRange
});
}
/// <summary>
/// Creates an empty CompletionResults instance.
/// </summary>
public CompletionResults()
{
this.Completions = new CompletionDetails[0];
this.ReplacedRange = new BufferRange();
}
