diff options
Diffstat (limited to 'src/Text/Impl/TextModel/NormalizedTextChangeCollection.cs')
| -rw-r--r-- | src/Text/Impl/TextModel/NormalizedTextChangeCollection.cs | 13 |
1 files changed, 5 insertions, 8 deletions
diff --git a/src/Text/Impl/TextModel/NormalizedTextChangeCollection.cs b/src/Text/Impl/TextModel/NormalizedTextChangeCollection.cs index 8e3352f..5a9e03b 100644 --- a/src/Text/Impl/TextModel/NormalizedTextChangeCollection.cs +++ b/src/Text/Impl/TextModel/NormalizedTextChangeCollection.cs @@ -16,7 +16,7 @@ namespace Microsoft.VisualStudio.Text.Implementation internal partial class NormalizedTextChangeCollection : INormalizedTextChangeCollection { - public static readonly NormalizedTextChangeCollection Empty = new NormalizedTextChangeCollection(new TextChange[0]); + public static readonly NormalizedTextChangeCollection Empty = new NormalizedTextChangeCollection(Array.Empty<TextChange>()); private readonly IReadOnlyList<TextChange> _changes; public static INormalizedTextChangeCollection Create(IReadOnlyList<TextChange> changes) @@ -36,7 +36,7 @@ namespace Microsoft.VisualStudio.Text.Implementation { if (changes == null) { - throw new ArgumentNullException("changes"); + throw new ArgumentNullException(nameof(changes)); } if (changes.Count == 0) @@ -122,7 +122,7 @@ namespace Microsoft.VisualStudio.Text.Implementation } else if (changes.Count == 0) { - return new TextChange[0]; + return Array.Empty<TextChange>(); } TextChange[] work = TextUtilities.StableSort(changes, TextChange.Compare); @@ -215,10 +215,7 @@ namespace Microsoft.VisualStudio.Text.Implementation if (differenceOptions.HasValue) { - if (textDifferencingService == null) - { - throw new ArgumentNullException("stringDifferenceUtility"); - } + Requires.NotNull(textDifferencingService, nameof(textDifferencingService)); foreach (TextChange change in work) { if (change == null) continue; @@ -259,7 +256,7 @@ namespace Microsoft.VisualStudio.Text.Implementation string oldText = change.OldText; string newText = change.NewText; - if (oldText == newText) + if (string.Equals(oldText, newText, StringComparison.Ordinal)) { // This change simply evaporates. This case occurs frequently in Venus and it is much // better to short circuit it here than to fire up the differencing engine. |