public void Add_should_add_by_implicit_name_nominal()
{
NamedObjectCollection <ImplicityNamed> t = new NamedObjectCollection <ImplicityNamed>();
var item = new ImplicityNamed {
Name = "a"
};
t.Add(item);
Assert.Same(item, t["a"]);
Assert.True(t.Contains("a"));
Assert.True(t.Contains(item));
}
public void TestConstructorWithComparer()
{
var collection = new NamedObjectCollection <NamedTestObject>(StringComparer.InvariantCultureIgnoreCase);
collection.Add(new NamedTestObject("foo1", 1));
Assert.IsTrue(collection.Contains("FOO1"));
}
/// <summary>
/// Builds the completion data from the given list.
/// </summary>
/// <param name="keywordCategories">The keyword categories.</param>
/// <param name="stateCategories">The state categories.</param>
/// <param name="includeConstants"><c>true</c> to include constant in the completion data.</param>
/// <param name="includeSnippets"><c>true</c> to include snippets in the completion data.</param>
/// <returns></returns>
private ICompletionData[] BuildCompletionData(IEnumerable <IEnumerable <NamedCompletionData> > keywordCategories, IEnumerable <IEnumerable <NamedCompletionData> > stateCategories, bool includeConstants, bool includeSnippets)
{
List <ICompletionData> completionData = new List <ICompletionData>();
if (includeSnippets)
{
// Add Snippets
foreach (SnippetCompletionData snippet in Snippets.Values)
{
completionData.Add(new SnippetCompletionData(snippet.Text, snippet.Description, MultiColorGlyphs.Snippet, snippet.Snippet));
}
}
// Add Keywords
foreach (IEnumerable <NamedCompletionData> keywords in keywordCategories)
{
foreach (NamedCompletionData keyword in keywords)
{
completionData.Add(keyword);
}
}
// Add Effect States:
// Different state groups can have the same states.
// Merge them into a single NamedObjectCollection first, to avoid duplications.
NamedObjectCollection <NamedCompletionData> stateCompletionData = new NamedObjectCollection <NamedCompletionData>();
foreach (IEnumerable <NamedCompletionData> states in stateCategories)
{
foreach (NamedCompletionData state in states)
{
if (!stateCompletionData.Contains(state.Name))
{
stateCompletionData.Add(state);
}
}
}
foreach (NamedCompletionData state in stateCompletionData)
{
completionData.Add(state);
}
// Merge constants and state values
NamedObjectCollection <NamedCompletionData> constants = new NamedObjectCollection <NamedCompletionData>();
if (includeConstants)
{
foreach (ConstantCompletionData constant in Constants)
{
constants.Add(constant);
}
}
foreach (StateCompletionData state in stateCompletionData)
{
foreach (string stateValue in state.AllowedValues)
{
if (!constants.Contains(stateValue))
{
constants.Add(EffectStateValues[stateValue]);
}
}
}
foreach (NamedCompletionData constant in constants)
{
completionData.Add(constant);
}
return(completionData.ToArray());
}
/// <summary>
/// Identifies the source code region at the given offset.
/// </summary>
/// <param name="document">The document.</param>
/// <param name="startOffset">The start offset where to start the search.</param>
/// <param name="targetOffset">The target offset where the region shall be evaluated.</param>
/// <param name="identifiers">The collected identifiers.</param>
/// <param name="fields">The collected field identifiers.</param>
/// <returns>
/// The method returns the identified source code region.
/// </returns>
/// <remarks>
/// <para>
/// If there is no region at <paramref name="targetOffset"/> the method returns
/// <see cref="ShaderRegion.Default"/>. In this the caller needs to decide what region it
/// actually is. (When <see cref="IdentifyRegion(ITextSource,int,int,NamedObjectCollection{NamedCompletionData},NamedObjectCollection{NamedCompletionData})"/>
/// is called with a <paramref name="startOffset"/> of 0 then it is <see cref="ShaderRegion.Global"/>.)
/// </para>
/// <para>
/// This method calls itself recursively. First identifies the outermost region, then it
/// recursively refines the search and returns the innermost region.
/// </para>
/// </remarks>
private ShaderRegion IdentifyRegion(ITextSource document, int startOffset, int targetOffset, NamedObjectCollection <NamedCompletionData> identifiers, NamedObjectCollection <NamedCompletionData> fields)
{
int offset = startOffset;
bool collectIdentifiers = (identifiers != null);
while (offset < document.TextLength && offset < targetOffset)
{
char c = document.GetCharAt(offset);
switch (c)
{
case '/':
// Skip comments
if (offset + 1 < document.TextLength)
{
char nextChar = document.GetCharAt(offset + 1);
if (nextChar == '/')
{
// Line comment
offset = SkipLineComment(document, offset + 2);
if (targetOffset <= offset)
{
return(ShaderRegion.LineComment);
}
}
else if (nextChar == '*')
{
// Block comment
offset = SkipBlockComment(document, offset + 2);
if (targetOffset < offset)
{
return(ShaderRegion.BlockComment);
}
}
else
{
// No comment
++offset;
}
}
else
{
// End of file -> Skip past end to terminate algorithm.
++offset;
}
break;
case '"':
// Skip strings
offset = SkipString(document, offset + 1);
if (targetOffset < offset)
{
return(ShaderRegion.String);
}
break;
case '\'':
// Skip character literals
offset = SkipCharacterLiteral(document, offset + 1);
if (targetOffset < offset)
{
return(ShaderRegion.CharacterLiteral);
}
break;
case '{':
// Identify the current block
int startOffsetOfBlock = offset;
ShaderRegion region = IdentifyBlockAt(document, offset);
offset = TextUtilities.FindClosingBracket(document, offset + 1, '{', '}');
if (offset == -1 || targetOffset < offset)
{
// Let's identify the region inside this block. (Recursion!)
ShaderRegion innerRegion = IdentifyRegion(document, startOffsetOfBlock + 1, targetOffset, identifiers, fields);
if (region == ShaderRegion.TechniqueOrPass10 && innerRegion == ShaderRegion.TechniqueOrPass)
{
// Return the more specific
return(ShaderRegion.TechniqueOrPass10);
}
if (innerRegion == ShaderRegion.Default || innerRegion == ShaderRegion.Unknown)
{
// The inner region is unknown or same as outer region
return(region);
}
// Return the more specific inner region.
return(innerRegion);
}
++offset;
break;
case '<':
// Check whether this is an annotation
if (IsStartOfAnnotation(document, offset))
{
int startOffsetOfAnnotation = offset;
offset = TextUtilities.FindClosingBracket(document, offset + 1, '<', '>');
if (offset == -1 || targetOffset <= offset)
{
// Let's identify the region inside the annotation. (Recursion!)
ShaderRegion innerRegion = IdentifyRegion(document, startOffsetOfAnnotation + 1, targetOffset, identifiers, fields);
if (innerRegion == ShaderRegion.Default || innerRegion == ShaderRegion.Unknown)
{
// The inner region is unknown or same as outer region
return(ShaderRegion.Annotation);
}
// Return the more specific inner region.
return(innerRegion);
}
++offset;
}
else
{
++offset;
}
break;
default:
if (Char.IsLetter(c) || c == '_')
{
if (collectIdentifiers)
{
string identifier = TextUtilities.GetIdentifierAt(document, offset);
if (!String.IsNullOrEmpty(identifier) && !_intelliSense.FullLookupTable.Contains(identifier))
{
if (offset > 0 && document.GetCharAt(offset - 1) == '.')
{
if (!fields.Contains(identifier))
{
fields.Add(new GuessCompletionData(identifier));
}
}
else
{
if (!identifiers.Contains(identifier))
{
identifiers.Add(new GuessCompletionData(identifier));
}
}
}
}
offset = SkipIdentifier(document, offset);
}
else if (Char.IsDigit(c))
{
offset = SkipNumber(document, offset);
if (targetOffset <= offset)
{
return(ShaderRegion.Default);
}
}
else
{
++offset;
}
break;
}
}
return(ShaderRegion.Default);
}
/// <summary>
/// Determines whether the collection contains a particle parameter with the given name.
/// </summary>
/// <param name="name">The name of the parameter (e.g. "Color", "Position", etc.).</param>
/// <returns>
/// <see langword="true"/> if a particle parameter with the given name exists; otherwise,
/// <see langword="false"/>.
/// </returns>
public bool Contains(string name)
{
return(_collection.Contains(name));
}
/// <summary>
/// Identifies the source code region at the given offset.
/// </summary>
/// <param name="document">The document.</param>
/// <param name="startOffset">The start offset where to start the search.</param>
/// <param name="targetOffset">The target offset where the region shall be evaluated.</param>
/// <param name="identifiers">The collected identifiers.</param>
/// <param name="fields">The collected field identifiers.</param>
/// <returns>
/// The method returns the identified source code region.
/// </returns>
/// <remarks>
/// <para>
/// If there is no region at <paramref name="targetOffset"/> the method returns
/// <see cref="ShaderRegion.Default"/>. In this the caller needs to decide what region it
/// actually is. (When <see cref="IdentifyRegion(ITextSource,int,int,NamedObjectCollection{NamedCompletionData},NamedObjectCollection{NamedCompletionData})"/>
/// is called with a <paramref name="startOffset"/> of 0 then it is <see cref="ShaderRegion.Global"/>.)
/// </para>
/// <para>
/// This method calls itself recursively. First identifies the outermost region, then it
/// recursively refines the search and returns the innermost region.
/// </para>
/// </remarks>
private ShaderRegion IdentifyRegion(ITextSource document, int startOffset, int targetOffset, NamedObjectCollection<NamedCompletionData> identifiers, NamedObjectCollection<NamedCompletionData> fields)
{
int offset = startOffset;
bool collectIdentifiers = (identifiers != null);
while (offset < document.TextLength && offset < targetOffset)
{
char c = document.GetCharAt(offset);
switch (c)
{
case '/':
// Skip comments
if (offset + 1 < document.TextLength)
{
char nextChar = document.GetCharAt(offset + 1);
if (nextChar == '/')
{
// Line comment
offset = SkipLineComment(document, offset + 2);
if (targetOffset <= offset)
return ShaderRegion.LineComment;
}
else if (nextChar == '*')
{
// Block comment
offset = SkipBlockComment(document, offset + 2);
if (targetOffset < offset)
return ShaderRegion.BlockComment;
}
else
{
// No comment
++offset;
}
}
else
{
// End of file -> Skip past end to terminate algorithm.
++offset;
}
break;
case '"':
// Skip strings
offset = SkipString(document, offset + 1);
if (targetOffset < offset)
return ShaderRegion.String;
break;
case '\'':
// Skip character literals
offset = SkipCharacterLiteral(document, offset + 1);
if (targetOffset < offset)
return ShaderRegion.CharacterLiteral;
break;
case '{':
// Identify the current block
int startOffsetOfBlock = offset;
ShaderRegion region = IdentifyBlockAt(document, offset);
offset = TextUtilities.FindClosingBracket(document, offset + 1, '{', '}');
if (offset == -1 || targetOffset < offset)
{
// Let's identify the region inside this block. (Recursion!)
ShaderRegion innerRegion = IdentifyRegion(document, startOffsetOfBlock + 1, targetOffset, identifiers, fields);
if (region == ShaderRegion.TechniqueOrPass10 && innerRegion == ShaderRegion.TechniqueOrPass)
{
// Return the more specific
return ShaderRegion.TechniqueOrPass10;
}
if (innerRegion == ShaderRegion.Default || innerRegion == ShaderRegion.Unknown)
{
// The inner region is unknown or same as outer region
return region;
}
// Return the more specific inner region.
return innerRegion;
}
++offset;
break;
case '<':
// Check whether this is an annotation
if (IsStartOfAnnotation(document, offset))
{
int startOffsetOfAnnotation = offset;
offset = TextUtilities.FindClosingBracket(document, offset + 1, '<', '>');
if (offset == -1 || targetOffset <= offset)
{
// Let's identify the region inside the annotation. (Recursion!)
ShaderRegion innerRegion = IdentifyRegion(document, startOffsetOfAnnotation + 1, targetOffset, identifiers, fields);
if (innerRegion == ShaderRegion.Default || innerRegion == ShaderRegion.Unknown)
{
// The inner region is unknown or same as outer region
return ShaderRegion.Annotation;
}
// Return the more specific inner region.
return innerRegion;
}
++offset;
}
else
{
++offset;
}
break;
default:
if (Char.IsLetter(c) || c == '_')
{
if (collectIdentifiers)
{
string identifier = TextUtilities.GetIdentifierAt(document, offset);
if (!String.IsNullOrEmpty(identifier) && !_intelliSense.FullLookupTable.Contains(identifier))
{
if (offset > 0 && document.GetCharAt(offset - 1) == '.')
{
if (!fields.Contains(identifier))
fields.Add(new GuessCompletionData(identifier));
}
else
{
if (!identifiers.Contains(identifier))
identifiers.Add(new GuessCompletionData(identifier));
}
}
}
offset = SkipIdentifier(document, offset);
}
else if (Char.IsDigit(c))
{
offset = SkipNumber(document, offset);
if (targetOffset <= offset)
{
return ShaderRegion.Default;
}
}
else
{
++offset;
}
break;
}
}
return ShaderRegion.Default;
}
/// <summary>
/// Builds the completion data from the given list.
/// </summary>
/// <param name="keywordCategories">The keyword categories.</param>
/// <param name="stateCategories">The state categories.</param>
/// <param name="includeConstants"><c>true</c> to include constant in the completion data.</param>
/// <param name="includeSnippets"><c>true</c> to include snippets in the completion data.</param>
/// <returns></returns>
private ICompletionData[] BuildCompletionData(IEnumerable<IEnumerable<NamedCompletionData>> keywordCategories, IEnumerable<IEnumerable<NamedCompletionData>> stateCategories, bool includeConstants, bool includeSnippets)
{
List<ICompletionData> completionData = new List<ICompletionData>();
if (includeSnippets)
{
// Add Snippets
foreach (SnippetCompletionData snippet in Snippets.Values)
completionData.Add(new SnippetCompletionData(snippet.Text, snippet.Description, MultiColorGlyphs.Snippet, snippet.Snippet));
}
// Add Keywords
foreach (IEnumerable<NamedCompletionData> keywords in keywordCategories)
foreach (NamedCompletionData keyword in keywords)
completionData.Add(keyword);
// Add Effect States:
// Different state groups can have the same states.
// Merge them into a single NamedObjectCollection first, to avoid duplications.
NamedObjectCollection<NamedCompletionData> stateCompletionData = new NamedObjectCollection<NamedCompletionData>();
foreach (IEnumerable<NamedCompletionData> states in stateCategories)
foreach (NamedCompletionData state in states)
if (!stateCompletionData.Contains(state.Name))
stateCompletionData.Add(state);
foreach (NamedCompletionData state in stateCompletionData)
completionData.Add(state);
// Merge constants and state values
NamedObjectCollection<NamedCompletionData> constants = new NamedObjectCollection<NamedCompletionData>();
if (includeConstants)
foreach (ConstantCompletionData constant in Constants)
constants.Add(constant);
foreach (StateCompletionData state in stateCompletionData)
foreach (string stateValue in state.AllowedValues)
if (!constants.Contains(stateValue))
constants.Add(EffectStateValues[stateValue]);
foreach (NamedCompletionData constant in constants)
completionData.Add(constant);
return completionData.ToArray();
}
public void TestConstructorWithComparer()
{
var collection = new NamedObjectCollection<NamedTestObject>(StringComparer.InvariantCultureIgnoreCase);
collection.Add(new NamedTestObject("foo1", 1));
Assert.IsTrue(collection.Contains("FOO1"));
}