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SyntaxFactory.cs
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SyntaxFactory.cs
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// Copyright (c) Microsoft. All Rights Reserved. Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
using System;
using System.Collections.Generic;
using System.Collections.Immutable;
using System.ComponentModel;
using System.Diagnostics;
using System.Linq;
using System.Text;
using System.Threading;
using System.Xml.Linq;
using Microsoft.CodeAnalysis.CSharp.Syntax;
using Microsoft.CodeAnalysis.Syntax;
using Microsoft.CodeAnalysis.Text;
using Roslyn.Utilities;
using InternalSyntax = Microsoft.CodeAnalysis.CSharp.Syntax.InternalSyntax;
namespace Microsoft.CodeAnalysis.CSharp
{
/// <summary>
/// A class containing factory methods for constructing syntax nodes, tokens and trivia.
/// </summary>
public static partial class SyntaxFactory
{
/// <summary>
/// A trivia with kind EndOfLineTrivia containing both the carriage return and line feed characters.
/// </summary>
public static SyntaxTrivia CarriageReturnLineFeed { get; } = Syntax.InternalSyntax.SyntaxFactory.CarriageReturnLineFeed;
/// <summary>
/// A trivia with kind EndOfLineTrivia containing a single line feed character.
/// </summary>
public static SyntaxTrivia LineFeed { get; } = Syntax.InternalSyntax.SyntaxFactory.LineFeed;
/// <summary>
/// A trivia with kind EndOfLineTrivia containing a single carriage return character.
/// </summary>
public static SyntaxTrivia CarriageReturn { get; } = Syntax.InternalSyntax.SyntaxFactory.CarriageReturn;
/// <summary>
/// A trivia with kind WhitespaceTrivia containing a single space character.
/// </summary>
public static SyntaxTrivia Space { get; } = Syntax.InternalSyntax.SyntaxFactory.Space;
/// <summary>
/// A trivia with kind WhitespaceTrivia containing a single tab character.
/// </summary>
public static SyntaxTrivia Tab { get; } = Syntax.InternalSyntax.SyntaxFactory.Tab;
/// <summary>
/// An elastic trivia with kind EndOfLineTrivia containing both the carriage return and line feed characters.
/// Elastic trivia are used to denote trivia that was not produced by parsing source text, and are usually not
/// preserved during formatting.
/// </summary>
public static SyntaxTrivia ElasticCarriageReturnLineFeed { get; } = Syntax.InternalSyntax.SyntaxFactory.ElasticCarriageReturnLineFeed;
/// <summary>
/// An elastic trivia with kind EndOfLineTrivia containing a single line feed character. Elastic trivia are used
/// to denote trivia that was not produced by parsing source text, and are usually not preserved during
/// formatting.
/// </summary>
public static SyntaxTrivia ElasticLineFeed { get; } = Syntax.InternalSyntax.SyntaxFactory.ElasticLineFeed;
/// <summary>
/// An elastic trivia with kind EndOfLineTrivia containing a single carriage return character. Elastic trivia
/// are used to denote trivia that was not produced by parsing source text, and are usually not preserved during
/// formatting.
/// </summary>
public static SyntaxTrivia ElasticCarriageReturn { get; } = Syntax.InternalSyntax.SyntaxFactory.ElasticCarriageReturn;
/// <summary>
/// An elastic trivia with kind WhitespaceTrivia containing a single space character. Elastic trivia are used to
/// denote trivia that was not produced by parsing source text, and are usually not preserved during formatting.
/// </summary>
public static SyntaxTrivia ElasticSpace { get; } = Syntax.InternalSyntax.SyntaxFactory.ElasticSpace;
/// <summary>
/// An elastic trivia with kind WhitespaceTrivia containing a single tab character. Elastic trivia are used to
/// denote trivia that was not produced by parsing source text, and are usually not preserved during formatting.
/// </summary>
public static SyntaxTrivia ElasticTab { get; } = Syntax.InternalSyntax.SyntaxFactory.ElasticTab;
/// <summary>
/// An elastic trivia with kind WhitespaceTrivia containing no characters. Elastic marker trivia are included
/// automatically by factory methods when trivia is not specified. Syntax formatting will replace elastic
/// markers with appropriate trivia.
/// </summary>
public static SyntaxTrivia ElasticMarker { get; } = Syntax.InternalSyntax.SyntaxFactory.ElasticZeroSpace;
/// <summary>
/// Creates a trivia with kind EndOfLineTrivia containing the specified text.
/// </summary>
/// <param name="text">The text of the end of line. Any text can be specified here, however only carriage return and
/// line feed characters are recognized by the parser as end of line.</param>
public static SyntaxTrivia EndOfLine(string text)
{
return Syntax.InternalSyntax.SyntaxFactory.EndOfLine(text, elastic: false);
}
/// <summary>
/// Creates a trivia with kind EndOfLineTrivia containing the specified text. Elastic trivia are used to
/// denote trivia that was not produced by parsing source text, and are usually not preserved during formatting.
/// </summary>
/// <param name="text">The text of the end of line. Any text can be specified here, however only carriage return and
/// line feed characters are recognized by the parser as end of line.</param>
public static SyntaxTrivia ElasticEndOfLine(string text)
{
return Syntax.InternalSyntax.SyntaxFactory.EndOfLine(text, elastic: true);
}
[Obsolete("Use SyntaxFactory.EndOfLine or SyntaxFactory.ElasticEndOfLine")]
[System.ComponentModel.EditorBrowsable(System.ComponentModel.EditorBrowsableState.Never)]
public static SyntaxTrivia EndOfLine(string text, bool elastic)
{
return Syntax.InternalSyntax.SyntaxFactory.EndOfLine(text, elastic);
}
/// <summary>
/// Creates a trivia with kind WhitespaceTrivia containing the specified text.
/// </summary>
/// <param name="text">The text of the whitespace. Any text can be specified here, however only specific
/// whitespace characters are recognized by the parser.</param>
public static SyntaxTrivia Whitespace(string text)
{
return Syntax.InternalSyntax.SyntaxFactory.Whitespace(text, elastic: false);
}
/// <summary>
/// Creates a trivia with kind WhitespaceTrivia containing the specified text. Elastic trivia are used to
/// denote trivia that was not produced by parsing source text, and are usually not preserved during formatting.
/// </summary>
/// <param name="text">The text of the whitespace. Any text can be specified here, however only specific
/// whitespace characters are recognized by the parser.</param>
public static SyntaxTrivia ElasticWhitespace(string text)
{
return Syntax.InternalSyntax.SyntaxFactory.Whitespace(text, elastic: false);
}
[Obsolete("Use SyntaxFactory.Whitespace or SyntaxFactory.ElasticWhitespace")]
[System.ComponentModel.EditorBrowsable(System.ComponentModel.EditorBrowsableState.Never)]
public static SyntaxTrivia Whitespace(string text, bool elastic)
{
return Syntax.InternalSyntax.SyntaxFactory.Whitespace(text, elastic);
}
/// <summary>
/// Creates a trivia with kind either SingleLineCommentTrivia or MultiLineCommentTrivia containing the specified
/// text.
/// </summary>
/// <param name="text">The entire text of the comment including the leading '//' token for single line comments
/// or stop or start tokens for multiline comments.</param>
public static SyntaxTrivia Comment(string text)
{
return Syntax.InternalSyntax.SyntaxFactory.Comment(text);
}
/// <summary>
/// Creates a trivia with kind DisabledTextTrivia. Disabled text corresponds to any text between directives that
/// is not considered active.
/// </summary>
public static SyntaxTrivia DisabledText(string text)
{
return Syntax.InternalSyntax.SyntaxFactory.DisabledText(text);
}
/// <summary>
/// Creates a trivia with kind PreprocessingMessageTrivia.
/// </summary>
public static SyntaxTrivia PreprocessingMessage(string text)
{
return Syntax.InternalSyntax.SyntaxFactory.PreprocessingMessage(text);
}
/// <summary>
/// Trivia nodes represent parts of the program text that are not parts of the
/// syntactic grammar, such as spaces, newlines, comments, preprocessor
/// directives, and disabled code.
/// </summary>
/// <param name="kind">
/// A <see cref="SyntaxKind"/> representing the specific kind of <see cref="SyntaxTrivia"/>. One of
/// <see cref="SyntaxKind.WhitespaceTrivia"/>, <see cref="SyntaxKind.EndOfLineTrivia"/>,
/// <see cref="SyntaxKind.SingleLineCommentTrivia"/>, <see cref="SyntaxKind.MultiLineCommentTrivia"/>,
/// <see cref="SyntaxKind.DocumentationCommentExteriorTrivia"/>, <see cref="SyntaxKind.DisabledTextTrivia"/>
/// </param>
/// <param name="text">
/// The actual text of this token.
/// </param>
public static SyntaxTrivia SyntaxTrivia(SyntaxKind kind, string text)
{
if (text == null)
{
throw new ArgumentNullException(nameof(text));
}
switch (kind)
{
case SyntaxKind.DisabledTextTrivia:
case SyntaxKind.DocumentationCommentExteriorTrivia:
case SyntaxKind.EndOfLineTrivia:
case SyntaxKind.MultiLineCommentTrivia:
case SyntaxKind.SingleLineCommentTrivia:
case SyntaxKind.WhitespaceTrivia:
return new SyntaxTrivia(default(SyntaxToken), new Syntax.InternalSyntax.SyntaxTrivia(kind, text, null, null), 0, 0);
default:
throw new ArgumentException("kind");
}
}
/// <summary>
/// Creates a token corresponding to a syntax kind. This method can be used for token syntax kinds whose text
/// can be inferred by the kind alone.
/// </summary>
/// <param name="kind">A syntax kind value for a token. These have the suffix Token or Keyword.</param>
/// <returns></returns>
public static SyntaxToken Token(SyntaxKind kind)
{
return new SyntaxToken(Syntax.InternalSyntax.SyntaxFactory.Token(ElasticMarker.UnderlyingNode, kind, ElasticMarker.UnderlyingNode));
}
/// <summary>
/// Creates a token corresponding to syntax kind. This method can be used for token syntax kinds whose text can
/// be inferred by the kind alone.
/// </summary>
/// <param name="leading">A list of trivia immediately preceding the token.</param>
/// <param name="kind">A syntax kind value for a token. These have the suffix Token or Keyword.</param>
/// <param name="trailing">A list of trivia immediately following the token.</param>
public static SyntaxToken Token(SyntaxTriviaList leading, SyntaxKind kind, SyntaxTriviaList trailing)
{
return new SyntaxToken(Syntax.InternalSyntax.SyntaxFactory.Token(leading.Node, kind, trailing.Node));
}
/// <summary>
/// Creates a token corresponding to syntax kind. This method gives control over token Text and ValueText.
///
/// For example, consider the text '<see cref="operator &#43;"/>'. To create a token for the value of
/// the operator symbol (&#43;), one would call
/// Token(default(SyntaxTriviaList), SyntaxKind.PlusToken, "&#43;", "+", default(SyntaxTriviaList)).
/// </summary>
/// <param name="leading">A list of trivia immediately preceding the token.</param>
/// <param name="kind">A syntax kind value for a token. These have the suffix Token or Keyword.</param>
/// <param name="text">The text from which this token was created (e.g. lexed).</param>
/// <param name="valueText">How C# should interpret the text of this token.</param>
/// <param name="trailing">A list of trivia immediately following the token.</param>
public static SyntaxToken Token(SyntaxTriviaList leading, SyntaxKind kind, string text, string valueText, SyntaxTriviaList trailing)
{
switch (kind)
{
case SyntaxKind.IdentifierToken:
// Have a different representation.
throw new ArgumentException(CSharpResources.UseVerbatimIdentifier, nameof(kind));
case SyntaxKind.CharacterLiteralToken:
// Value should not have type string.
throw new ArgumentException(CSharpResources.UseLiteralForTokens, nameof(kind));
case SyntaxKind.NumericLiteralToken:
// Value should not have type string.
throw new ArgumentException(CSharpResources.UseLiteralForNumeric, nameof(kind));
}
if (!SyntaxFacts.IsAnyToken(kind))
{
throw new ArgumentException(string.Format(CSharpResources.ThisMethodCanOnlyBeUsedToCreateTokens, kind), nameof(kind));
}
return new SyntaxToken(Syntax.InternalSyntax.SyntaxFactory.Token(leading.Node, kind, text, valueText, trailing.Node));
}
/// <summary>
/// Creates a missing token corresponding to syntax kind. A missing token is produced by the parser when an
/// expected token is not found. A missing token has no text and normally has associated diagnostics.
/// </summary>
/// <param name="kind">A syntax kind value for a token. These have the suffix Token or Keyword.</param>
public static SyntaxToken MissingToken(SyntaxKind kind)
{
return new SyntaxToken(Syntax.InternalSyntax.SyntaxFactory.MissingToken(ElasticMarker.UnderlyingNode, kind, ElasticMarker.UnderlyingNode));
}
/// <summary>
/// Creates a missing token corresponding to syntax kind. A missing token is produced by the parser when an
/// expected token is not found. A missing token has no text and normally has associated diagnostics.
/// </summary>
/// <param name="leading">A list of trivia immediately preceding the token.</param>
/// <param name="kind">A syntax kind value for a token. These have the suffix Token or Keyword.</param>
/// <param name="trailing">A list of trivia immediately following the token.</param>
public static SyntaxToken MissingToken(SyntaxTriviaList leading, SyntaxKind kind, SyntaxTriviaList trailing)
{
return new SyntaxToken(Syntax.InternalSyntax.SyntaxFactory.MissingToken(leading.Node, kind, trailing.Node));
}
/// <summary>
/// Creates a token with kind IdentifierToken containing the specified text.
/// <param name="text">The raw text of the identifier name, including any escapes or leading '@'
/// character.</param>
/// </summary>
public static SyntaxToken Identifier(string text)
{
return new SyntaxToken(Syntax.InternalSyntax.SyntaxFactory.Identifier(ElasticMarker.UnderlyingNode, text, ElasticMarker.UnderlyingNode));
}
/// <summary>
/// Creates a token with kind IdentifierToken containing the specified text.
/// </summary>
/// <param name="leading">A list of trivia immediately preceding the token.</param>
/// <param name="text">The raw text of the identifier name, including any escapes or leading '@'
/// character.</param>
/// <param name="trailing">A list of trivia immediately following the token.</param>
public static SyntaxToken Identifier(SyntaxTriviaList leading, string text, SyntaxTriviaList trailing)
{
return new SyntaxToken(Syntax.InternalSyntax.SyntaxFactory.Identifier(leading.Node, text, trailing.Node));
}
/// <summary>
/// Creates a verbatim token with kind IdentifierToken containing the specified text.
/// </summary>
/// <param name="leading">A list of trivia immediately preceding the token.</param>
/// <param name="text">The raw text of the identifier name, including any escapes or leading '@'
/// character as it is in source.</param>
/// <param name="valueText">The canonical value of the token's text.</param>
/// <param name="trailing">A list of trivia immediately following the token.</param>
public static SyntaxToken VerbatimIdentifier(SyntaxTriviaList leading, string text, string valueText, SyntaxTriviaList trailing)
{
if (text.StartsWith("@", StringComparison.Ordinal))
{
throw new ArgumentException("text should not start with an @ character.");
}
return new SyntaxToken(Syntax.InternalSyntax.SyntaxFactory.Identifier(SyntaxKind.IdentifierName, leading.Node, "@" + text, valueText, trailing.Node));
}
/// <summary>
/// Creates a token with kind IdentifierToken containing the specified text.
/// </summary>
/// <param name="leading">A list of trivia immediately preceding the token.</param>
/// <param name="contextualKind">An alternative SyntaxKind that can be inferred for this token in special
/// contexts. These are usually keywords.</param>
/// <param name="text">The raw text of the identifier name, including any escapes or leading '@'
/// character.</param>
/// <param name="valueText">The text of the identifier name without escapes or leading '@' character.</param>
/// <param name="trailing">A list of trivia immediately following the token.</param>
/// <returns></returns>
public static SyntaxToken Identifier(SyntaxTriviaList leading, SyntaxKind contextualKind, string text, string valueText, SyntaxTriviaList trailing)
{
return new SyntaxToken(InternalSyntax.SyntaxFactory.Identifier(contextualKind, leading.Node, text, valueText, trailing.Node));
}
/// <summary>
/// Creates a token with kind NumericLiteralToken from a 4-byte signed integer value.
/// </summary>
/// <param name="value">The 4-byte signed integer value to be represented by the returned token.</param>
public static SyntaxToken Literal(int value)
{
return Literal(ObjectDisplay.FormatLiteral(value, ObjectDisplayOptions.None), value);
}
/// <summary>
/// Creates a token with kind NumericLiteralToken from the text and corresponding 4-byte signed integer value.
/// </summary>
/// <param name="text">The raw text of the literal.</param>
/// <param name="value">The 4-byte signed integer value to be represented by the returned token.</param>
public static SyntaxToken Literal(string text, int value)
{
return new SyntaxToken(Syntax.InternalSyntax.SyntaxFactory.Literal(ElasticMarker.UnderlyingNode, text, value, ElasticMarker.UnderlyingNode));
}
/// <summary>
/// Creates a token with kind NumericLiteralToken from the text and corresponding 4-byte signed integer value.
/// </summary>
/// <param name="leading">A list of trivia immediately preceding the token.</param>
/// <param name="text">The raw text of the literal.</param>
/// <param name="value">The 4-byte signed integer value to be represented by the returned token.</param>
/// <param name="trailing">A list of trivia immediately following the token.</param>
public static SyntaxToken Literal(SyntaxTriviaList leading, string text, int value, SyntaxTriviaList trailing)
{
return new SyntaxToken(Syntax.InternalSyntax.SyntaxFactory.Literal(leading.Node, text, value, trailing.Node));
}
/// <summary>
/// Creates a token with kind NumericLiteralToken from a 4-byte unsigned integer value.
/// </summary>
/// <param name="value">The 4-byte unsigned integer value to be represented by the returned token.</param>
public static SyntaxToken Literal(uint value)
{
return Literal(ObjectDisplay.FormatLiteral(value, ObjectDisplayOptions.IncludeTypeSuffix), value);
}
/// <summary>
/// Creates a token with kind NumericLiteralToken from the text and corresponding 4-byte unsigned integer value.
/// </summary>
/// <param name="text">The raw text of the literal.</param>
/// <param name="value">The 4-byte unsigned integer value to be represented by the returned token.</param>
public static SyntaxToken Literal(string text, uint value)
{
return new SyntaxToken(Syntax.InternalSyntax.SyntaxFactory.Literal(ElasticMarker.UnderlyingNode, text, value, ElasticMarker.UnderlyingNode));
}
/// <summary>
/// Creates a token with kind NumericLiteralToken from the text and corresponding 4-byte unsigned integer value.
/// </summary>
/// <param name="leading">A list of trivia immediately preceding the token.</param>
/// <param name="text">The raw text of the literal.</param>
/// <param name="value">The 4-byte unsigned integer value to be represented by the returned token.</param>
/// <param name="trailing">A list of trivia immediately following the token.</param>
public static SyntaxToken Literal(SyntaxTriviaList leading, string text, uint value, SyntaxTriviaList trailing)
{
return new SyntaxToken(Syntax.InternalSyntax.SyntaxFactory.Literal(leading.Node, text, value, trailing.Node));
}
/// <summary>
/// Creates a token with kind NumericLiteralToken from an 8-byte signed integer value.
/// </summary>
/// <param name="value">The 8-byte signed integer value to be represented by the returned token.</param>
public static SyntaxToken Literal(long value)
{
return Literal(ObjectDisplay.FormatLiteral(value, ObjectDisplayOptions.IncludeTypeSuffix), value);
}
/// <summary>
/// Creates a token with kind NumericLiteralToken from the text and corresponding 8-byte signed integer value.
/// </summary>
/// <param name="text">The raw text of the literal.</param>
/// <param name="value">The 8-byte signed integer value to be represented by the returned token.</param>
public static SyntaxToken Literal(string text, long value)
{
return new SyntaxToken(Syntax.InternalSyntax.SyntaxFactory.Literal(ElasticMarker.UnderlyingNode, text, value, ElasticMarker.UnderlyingNode));
}
/// <summary>
/// Creates a token with kind NumericLiteralToken from the text and corresponding 8-byte signed integer value.
/// </summary>
/// <param name="leading">A list of trivia immediately preceding the token.</param>
/// <param name="text">The raw text of the literal.</param>
/// <param name="value">The 8-byte signed integer value to be represented by the returned token.</param>
/// <param name="trailing">A list of trivia immediately following the token.</param>
public static SyntaxToken Literal(SyntaxTriviaList leading, string text, long value, SyntaxTriviaList trailing)
{
return new SyntaxToken(Syntax.InternalSyntax.SyntaxFactory.Literal(leading.Node, text, value, trailing.Node));
}
/// <summary>
/// Creates a token with kind NumericLiteralToken from an 8-byte unsigned integer value.
/// </summary>
/// <param name="value">The 8-byte unsigned integer value to be represented by the returned token.</param>
public static SyntaxToken Literal(ulong value)
{
return Literal(ObjectDisplay.FormatLiteral(value, ObjectDisplayOptions.IncludeTypeSuffix), value);
}
/// <summary>
/// Creates a token with kind NumericLiteralToken from the text and corresponding 8-byte unsigned integer value.
/// </summary>
/// <param name="text">The raw text of the literal.</param>
/// <param name="value">The 8-byte unsigned integer value to be represented by the returned token.</param>
public static SyntaxToken Literal(string text, ulong value)
{
return new SyntaxToken(Syntax.InternalSyntax.SyntaxFactory.Literal(ElasticMarker.UnderlyingNode, text, value, ElasticMarker.UnderlyingNode));
}
/// <summary>
/// Creates a token with kind NumericLiteralToken from the text and corresponding 8-byte unsigned integer value.
/// </summary>
/// <param name="leading">A list of trivia immediately preceding the token.</param>
/// <param name="text">The raw text of the literal.</param>
/// <param name="value">The 8-byte unsigned integer value to be represented by the returned token.</param>
/// <param name="trailing">A list of trivia immediately following the token.</param>
public static SyntaxToken Literal(SyntaxTriviaList leading, string text, ulong value, SyntaxTriviaList trailing)
{
return new SyntaxToken(Syntax.InternalSyntax.SyntaxFactory.Literal(leading.Node, text, value, trailing.Node));
}
/// <summary>
/// Creates a token with kind NumericLiteralToken from a 4-byte floating point value.
/// </summary>
/// <param name="value">The 4-byte floating point value to be represented by the returned token.</param>
public static SyntaxToken Literal(float value)
{
return Literal(ObjectDisplay.FormatLiteral(value, ObjectDisplayOptions.IncludeTypeSuffix), value);
}
/// <summary>
/// Creates a token with kind NumericLiteralToken from the text and corresponding 4-byte floating point value.
/// </summary>
/// <param name="text">The raw text of the literal.</param>
/// <param name="value">The 4-byte floating point value to be represented by the returned token.</param>
public static SyntaxToken Literal(string text, float value)
{
return new SyntaxToken(Syntax.InternalSyntax.SyntaxFactory.Literal(ElasticMarker.UnderlyingNode, text, value, ElasticMarker.UnderlyingNode));
}
/// <summary>
/// Creates a token with kind NumericLiteralToken from the text and corresponding 4-byte floating point value.
/// </summary>
/// <param name="leading">A list of trivia immediately preceding the token.</param>
/// <param name="text">The raw text of the literal.</param>
/// <param name="value">The 4-byte floating point value to be represented by the returned token.</param>
/// <param name="trailing">A list of trivia immediately following the token.</param>
public static SyntaxToken Literal(SyntaxTriviaList leading, string text, float value, SyntaxTriviaList trailing)
{
return new SyntaxToken(Syntax.InternalSyntax.SyntaxFactory.Literal(leading.Node, text, value, trailing.Node));
}
/// <summary>
/// Creates a token with kind NumericLiteralToken from an 8-byte floating point value.
/// </summary>
/// <param name="value">The 8-byte floating point value to be represented by the returned token.</param>
public static SyntaxToken Literal(double value)
{
return Literal(ObjectDisplay.FormatLiteral(value, ObjectDisplayOptions.None), value);
}
/// <summary>
/// Creates a token with kind NumericLiteralToken from the text and corresponding 8-byte floating point value.
/// </summary>
/// <param name="text">The raw text of the literal.</param>
/// <param name="value">The 8-byte floating point value to be represented by the returned token.</param>
public static SyntaxToken Literal(string text, double value)
{
return new SyntaxToken(Syntax.InternalSyntax.SyntaxFactory.Literal(ElasticMarker.UnderlyingNode, text, value, ElasticMarker.UnderlyingNode));
}
/// <summary>
/// Creates a token with kind NumericLiteralToken from the text and corresponding 8-byte floating point value.
/// </summary>
/// <param name="leading">A list of trivia immediately preceding the token.</param>
/// <param name="text">The raw text of the literal.</param>
/// <param name="value">The 8-byte floating point value to be represented by the returned token.</param>
/// <param name="trailing">A list of trivia immediately following the token.</param>
public static SyntaxToken Literal(SyntaxTriviaList leading, string text, double value, SyntaxTriviaList trailing)
{
return new SyntaxToken(Syntax.InternalSyntax.SyntaxFactory.Literal(leading.Node, text, value, trailing.Node));
}
/// <summary>
/// Creates a token with kind NumericLiteralToken from a decimal value.
/// </summary>
/// <param name="value">The decimal value to be represented by the returned token.</param>
public static SyntaxToken Literal(decimal value)
{
return Literal(ObjectDisplay.FormatLiteral(value, ObjectDisplayOptions.IncludeTypeSuffix), value);
}
/// <summary>
/// Creates a token with kind NumericLiteralToken from the text and corresponding decimal value.
/// </summary>
/// <param name="text">The raw text of the literal.</param>
/// <param name="value">The decimal value to be represented by the returned token.</param>
public static SyntaxToken Literal(string text, decimal value)
{
return new SyntaxToken(Syntax.InternalSyntax.SyntaxFactory.Literal(ElasticMarker.UnderlyingNode, text, value, ElasticMarker.UnderlyingNode));
}
/// <summary>
/// Creates a token with kind NumericLiteralToken from the text and corresponding decimal value.
/// </summary>
/// <param name="leading">A list of trivia immediately preceding the token.</param>
/// <param name="text">The raw text of the literal.</param>
/// <param name="value">The decimal value to be represented by the returned token.</param>
/// <param name="trailing">A list of trivia immediately following the token.</param>
public static SyntaxToken Literal(SyntaxTriviaList leading, string text, decimal value, SyntaxTriviaList trailing)
{
return new SyntaxToken(Syntax.InternalSyntax.SyntaxFactory.Literal(leading.Node, text, value, trailing.Node));
}
/// <summary>
/// Creates a token with kind StringLiteralToken from a string value.
/// </summary>
/// <param name="value">The string value to be represented by the returned token.</param>
public static SyntaxToken Literal(string value)
{
return Literal(SymbolDisplay.FormatLiteral(value, quote: true), value);
}
/// <summary>
/// Creates a token with kind StringLiteralToken from the text and corresponding string value.
/// </summary>
/// <param name="text">The raw text of the literal, including quotes and escape sequences.</param>
/// <param name="value">The string value to be represented by the returned token.</param>
public static SyntaxToken Literal(string text, string value)
{
return new SyntaxToken(Syntax.InternalSyntax.SyntaxFactory.Literal(ElasticMarker.UnderlyingNode, text, value, ElasticMarker.UnderlyingNode));
}
/// <summary>
/// Creates a token with kind StringLiteralToken from the text and corresponding string value.
/// </summary>
/// <param name="leading">A list of trivia immediately preceding the token.</param>
/// <param name="text">The raw text of the literal, including quotes and escape sequences.</param>
/// <param name="value">The string value to be represented by the returned token.</param>
/// <param name="trailing">A list of trivia immediately following the token.</param>
public static SyntaxToken Literal(SyntaxTriviaList leading, string text, string value, SyntaxTriviaList trailing)
{
return new SyntaxToken(Syntax.InternalSyntax.SyntaxFactory.Literal(leading.Node, text, value, trailing.Node));
}
/// <summary>
/// Creates a token with kind CharacterLiteralToken from a character value.
/// </summary>
/// <param name="value">The character value to be represented by the returned token.</param>
public static SyntaxToken Literal(char value)
{
return Literal(ObjectDisplay.FormatLiteral(value, ObjectDisplayOptions.UseQuotes | ObjectDisplayOptions.EscapeNonPrintableCharacters), value);
}
/// <summary>
/// Creates a token with kind CharacterLiteralToken from the text and corresponding character value.
/// </summary>
/// <param name="text">The raw text of the literal, including quotes and escape sequences.</param>
/// <param name="value">The character value to be represented by the returned token.</param>
public static SyntaxToken Literal(string text, char value)
{
return new SyntaxToken(Syntax.InternalSyntax.SyntaxFactory.Literal(ElasticMarker.UnderlyingNode, text, value, ElasticMarker.UnderlyingNode));
}
/// <summary>
/// Creates a token with kind CharacterLiteralToken from the text and corresponding character value.
/// </summary>
/// <param name="leading">A list of trivia immediately preceding the token.</param>
/// <param name="text">The raw text of the literal, including quotes and escape sequences.</param>
/// <param name="value">The character value to be represented by the returned token.</param>
/// <param name="trailing">A list of trivia immediately following the token.</param>
public static SyntaxToken Literal(SyntaxTriviaList leading, string text, char value, SyntaxTriviaList trailing)
{
return new SyntaxToken(Syntax.InternalSyntax.SyntaxFactory.Literal(leading.Node, text, value, trailing.Node));
}
/// <summary>
/// Creates a token with kind BadToken.
/// </summary>
/// <param name="leading">A list of trivia immediately preceding the token.</param>
/// <param name="text">The raw text of the bad token.</param>
/// <param name="trailing">A list of trivia immediately following the token.</param>
public static SyntaxToken BadToken(SyntaxTriviaList leading, string text, SyntaxTriviaList trailing)
{
return new SyntaxToken(Syntax.InternalSyntax.SyntaxFactory.BadToken(leading.Node, text, trailing.Node));
}
/// <summary>
/// Creates a token with kind XmlTextLiteralToken.
/// </summary>
/// <param name="leading">A list of trivia immediately preceding the token.</param>
/// <param name="text">The raw text of the literal.</param>
/// <param name="value">The xml text value.</param>
/// <param name="trailing">A list of trivia immediately following the token.</param>
public static SyntaxToken XmlTextLiteral(SyntaxTriviaList leading, string text, string value, SyntaxTriviaList trailing)
{
return new SyntaxToken(Syntax.InternalSyntax.SyntaxFactory.XmlTextLiteral(leading.Node, text, value, trailing.Node));
}
/// <summary>
/// Creates a token with kind XmlEntityLiteralToken.
/// </summary>
/// <param name="leading">A list of trivia immediately preceding the token.</param>
/// <param name="text">The raw text of the literal.</param>
/// <param name="value">The xml entity value.</param>
/// <param name="trailing">A list of trivia immediately following the token.</param>
public static SyntaxToken XmlEntity(SyntaxTriviaList leading, string text, string value, SyntaxTriviaList trailing)
{
return new SyntaxToken(Syntax.InternalSyntax.SyntaxFactory.XmlEntity(leading.Node, text, value, trailing.Node));
}
/// <summary>
/// Creates an xml documentation comment that abstracts xml syntax creation.
/// </summary>
/// <param name="content">
/// A list of xml node syntax that will be the content within the xml documentation comment
/// (e.g. a summary element, a returns element, exception element and so on).
/// </param>
public static DocumentationCommentTriviaSyntax DocumentationComment(params XmlNodeSyntax[] content)
{
return DocumentationCommentTrivia(SyntaxKind.SingleLineDocumentationCommentTrivia, List(content))
.WithLeadingTrivia(DocumentationCommentExterior("/// "))
.WithTrailingTrivia(EndOfLine(""));
}
/// <summary>
/// Creates a summary element within an xml documentation comment.
/// </summary>
/// <param name="content">A list of xml node syntax that will be the content within the summary element.</param>
public static XmlElementSyntax XmlSummaryElement(params XmlNodeSyntax[] content)
{
return XmlSummaryElement(List(content));
}
/// <summary>
/// Creates a summary element within an xml documentation comment.
/// </summary>
/// <param name="content">A list of xml node syntax that will be the content within the summary element.</param>
public static XmlElementSyntax XmlSummaryElement(SyntaxList<XmlNodeSyntax> content)
{
return XmlMultiLineElement(DocumentationCommentXmlNames.SummaryElementName, content);
}
/// <summary>
/// Creates a see element within an xml documentation comment.
/// </summary>
/// <param name="cref">A cref syntax node that points to the referenced item (e.g. a class, struct).</param>
public static XmlEmptyElementSyntax XmlSeeElement(CrefSyntax cref)
{
return XmlEmptyElement(DocumentationCommentXmlNames.SeeElementName).AddAttributes(XmlCrefAttribute(cref));
}
/// <summary>
/// Creates a seealso element within an xml documentation comment.
/// </summary>
/// <param name="cref">A cref syntax node that points to the referenced item (e.g. a class, struct).</param>
public static XmlEmptyElementSyntax XmlSeeAlsoElement(CrefSyntax cref)
{
return XmlEmptyElement(DocumentationCommentXmlNames.SeeAlsoElementName).AddAttributes(XmlCrefAttribute(cref));
}
/// <summary>
/// Creates a seealso element within an xml documentation comment.
/// </summary>
/// <param name="linkAddress">The uri of the referenced item.</param>
/// <param name="linkText">A list of xml node syntax that will be used as the link text for the referenced item.</param>
public static XmlElementSyntax XmlSeeAlsoElement(Uri linkAddress, SyntaxList<XmlNodeSyntax> linkText)
{
XmlElementSyntax element = XmlElement(DocumentationCommentXmlNames.SeeAlsoElementName, linkText);
return element.WithStartTag(element.StartTag.AddAttributes(XmlTextAttribute(DocumentationCommentXmlNames.CrefAttributeName, linkAddress.ToString())));
}
/// <summary>
/// Creates a threadsafety element within an xml documentation comment.
/// </summary>
public static XmlEmptyElementSyntax XmlThreadSafetyElement()
{
return XmlThreadSafetyElement(true, false);
}
/// <summary>
/// Creates a threadsafety element within an xml documentation comment.
/// </summary>
/// <param name="isStatic">Indicates whether static member of this type are safe for multi-threaded operations.</param>
/// <param name="isInstance">Indicates whether instance members of this type are safe for multi-threaded operations.</param>
public static XmlEmptyElementSyntax XmlThreadSafetyElement(bool isStatic, bool isInstance)
{
return XmlEmptyElement(DocumentationCommentXmlNames.ThreadSafetyElementName).AddAttributes(
XmlTextAttribute(DocumentationCommentXmlNames.StaticAttributeName, isStatic.ToString().ToLowerInvariant()),
XmlTextAttribute(DocumentationCommentXmlNames.InstanceAttributeName, isInstance.ToString().ToLowerInvariant()));
}
/// <summary>
/// Creates a syntax node for a name attribute in a xml element within a xml documentation comment.
/// </summary>
/// <param name="parameterName">The value of the name attribute.</param>
public static XmlNameAttributeSyntax XmlNameAttribute(string parameterName)
{
return XmlNameAttribute(
XmlName(DocumentationCommentXmlNames.NameAttributeName),
Token(SyntaxKind.DoubleQuoteToken),
parameterName,
Token(SyntaxKind.DoubleQuoteToken))
.WithLeadingTrivia(Whitespace(" "));
}
/// <summary>
/// Creates a syntax node for a preliminary element within a xml documentation comment.
/// </summary>
public static XmlEmptyElementSyntax XmlPreliminaryElement()
{
return XmlEmptyElement(DocumentationCommentXmlNames.PreliminaryElementName);
}
/// <summary>
/// Creates a syntax node for a cref attribute within a xml documentation comment.
/// </summary>
/// <param name="cref">The <see cref="CrefSyntax"/> used for the xml cref attribute syntax.</param>
public static XmlCrefAttributeSyntax XmlCrefAttribute(CrefSyntax cref)
{
return XmlCrefAttribute(cref, SyntaxKind.DoubleQuoteToken);
}
/// <summary>
/// Creates a syntax node for a cref attribute within a xml documentation comment.
/// </summary>
/// <param name="cref">The <see cref="CrefSyntax"/> used for the xml cref attribute syntax.</param>
/// <param name="quoteKind">The kind of the quote for the referenced item in the cref attribute.</param>
public static XmlCrefAttributeSyntax XmlCrefAttribute(CrefSyntax cref, SyntaxKind quoteKind)
{
cref = cref.ReplaceTokens(cref.DescendantTokens(), XmlReplaceBracketTokens);
return XmlCrefAttribute(
XmlName(DocumentationCommentXmlNames.CrefAttributeName),
Token(quoteKind),
cref,
Token(quoteKind))
.WithLeadingTrivia(Whitespace(" "));
}
/// <summary>
/// Creates a remarks element within an xml documentation comment.
/// </summary>
/// <param name="content">A list of xml node syntax that will be the content within the remarks element.</param>
public static XmlElementSyntax XmlRemarksElement(params XmlNodeSyntax[] content)
{
return XmlRemarksElement(List(content));
}
/// <summary>
/// Creates a remarks element within an xml documentation comment.
/// </summary>
/// <param name="content">A list of xml node syntax that will be the content within the remarks element.</param>
public static XmlElementSyntax XmlRemarksElement(SyntaxList<XmlNodeSyntax> content)
{
return XmlMultiLineElement(DocumentationCommentXmlNames.RemarksElementName, content);
}
/// <summary>
/// Creates a returns element within an xml documentation comment.
/// </summary>
/// <param name="content">A list of xml node syntax that will be the content within the returns element.</param>
public static XmlElementSyntax XmlReturnsElement(params XmlNodeSyntax[] content)
{
return XmlReturnsElement(List(content));
}
/// <summary>
/// Creates a returns element within an xml documentation comment.
/// </summary>
/// <param name="content">A list of xml node syntax that will be the content within the returns element.</param>
public static XmlElementSyntax XmlReturnsElement(SyntaxList<XmlNodeSyntax> content)
{
return XmlMultiLineElement(DocumentationCommentXmlNames.ReturnsElementName, content);
}
/// <summary>
/// Creates the the syntax representation of an xml value element (e.g. for xml documentation comments).
/// </summary>
/// <param name="content">A list of xml syntax nodes that represents the content of the value element.</param>
public static XmlElementSyntax XmlValueElement(params XmlNodeSyntax[] content)
{
return XmlValueElement(List(content));
}
/// <summary>
/// Creates the the syntax representation of an xml value element (e.g. for xml documentation comments).
/// </summary>
/// <param name="content">A list of xml syntax nodes that represents the content of the value element.</param>
public static XmlElementSyntax XmlValueElement(SyntaxList<XmlNodeSyntax> content)
{
return XmlMultiLineElement(DocumentationCommentXmlNames.ValueElementName, content);
}
/// <summary>
/// Creates the syntax representation of an exception element within xml documentation comments.
/// </summary>
/// <param name="cref">Syntax representation of the reference to the exception type.</param>
/// <param name="content">A list of syntax nodes that represents the content of the exception element.</param>
public static XmlElementSyntax XmlExceptionElement(CrefSyntax cref, params XmlNodeSyntax[] content)
{
return XmlExceptionElement(cref, List(content));
}
/// <summary>
/// Creates the syntax representation of an exception element within xml documentation comments.
/// </summary>
/// <param name="cref">Syntax representation of the reference to the exception type.</param>
/// <param name="content">A list of syntax nodes that represents the content of the exception element.</param>
public static XmlElementSyntax XmlExceptionElement(CrefSyntax cref, SyntaxList<XmlNodeSyntax> content)
{
XmlElementSyntax element = XmlElement(DocumentationCommentXmlNames.ExceptionElementName, content);
return element.WithStartTag(element.StartTag.AddAttributes(XmlCrefAttribute(cref)));
}
/// <summary>
/// Creates the syntax representation of a permission element within xml documentation comments.
/// </summary>
/// <param name="cref">Syntax representation of the reference to the permission type.</param>
/// <param name="content">A list of syntax nodes that represents the content of the permission element.</param>
public static XmlElementSyntax XmlPermissionElement(CrefSyntax cref, params XmlNodeSyntax[] content)
{
return XmlPermissionElement(cref, List(content));
}
/// <summary>
/// Creates the syntax representation of a permission element within xml documentation comments.
/// </summary>
/// <param name="cref">Syntax representation of the reference to the permission type.</param>
/// <param name="content">A list of syntax nodes that represents the content of the permission element.</param>
public static XmlElementSyntax XmlPermissionElement(CrefSyntax cref, SyntaxList<XmlNodeSyntax> content)
{
XmlElementSyntax element = XmlElement(DocumentationCommentXmlNames.PermissionElementName, content);
return element.WithStartTag(element.StartTag.AddAttributes(XmlCrefAttribute(cref)));
}
/// <summary>
/// Creates the syntax representation of an example element within xml documentation comments.
/// </summary>
/// <param name="content">A list of syntax nodes that represents the content of the example element.</param>
public static XmlElementSyntax XmlExampleElement(params XmlNodeSyntax[] content)
{
return XmlExampleElement(List(content));
}
/// <summary>
/// Creates the syntax representation of an example element within xml documentation comments.
/// </summary>
/// <param name="content">A list of syntax nodes that represents the content of the example element.</param>
public static XmlElementSyntax XmlExampleElement(SyntaxList<XmlNodeSyntax> content)
{
XmlElementSyntax element = XmlElement(DocumentationCommentXmlNames.ExampleElementName, content);
return element.WithStartTag(element.StartTag);
}
/// <summary>
/// Creates the syntax representation of a para element within xml documentation comments.
/// </summary>
/// <param name="content">A list of syntax nodes that represents the content of the para element.</param>
public static XmlElementSyntax XmlParaElement(params XmlNodeSyntax[] content)
{
return XmlParaElement(List(content));
}
/// <summary>
/// Creates the syntax representation of a para element within xml documentation comments.
/// </summary>
/// <param name="content">A list of syntax nodes that represents the content of the para element.</param>
public static XmlElementSyntax XmlParaElement(SyntaxList<XmlNodeSyntax> content)
{
return XmlElement(DocumentationCommentXmlNames.ParaElementName, content);
}
/// <summary>
/// Creates the syntax representation of a param element within xml documentation comments (e.g. for
/// documentation of method parameters).
/// </summary>
/// <param name="parameterName">The name of the parameter.</param>
/// <param name="content">A list of syntax nodes that represents the content of the param element (e.g.
/// the description and meaning of the parameter).</param>
public static XmlElementSyntax XmlParamElement(string parameterName, params XmlNodeSyntax[] content)
{
return XmlParamElement(parameterName, List(content));
}
/// <summary>
/// Creates the syntax representation of a param element within xml documentation comments (e.g. for
/// documentation of method parameters).
/// </summary>
/// <param name="parameterName">The name of the parameter.</param>
/// <param name="content">A list of syntax nodes that represents the content of the param element (e.g.
/// the description and meaning of the parameter).</param>
public static XmlElementSyntax XmlParamElement(string parameterName, SyntaxList<XmlNodeSyntax> content)
{
XmlElementSyntax element = XmlElement(DocumentationCommentXmlNames.ParameterElementName, content);
return element.WithStartTag(element.StartTag.AddAttributes(XmlNameAttribute(parameterName)));
}
/// <summary>
/// Creates the syntax representation of a paramref element within xml documentation comments (e.g. for
/// referencing particular parameters of a method).
/// </summary>
/// <param name="parameterName">The name of the referenced parameter.</param>
public static XmlEmptyElementSyntax XmlParamRefElement(string parameterName)
{
return XmlEmptyElement(DocumentationCommentXmlNames.ParameterReferenceElementName).AddAttributes(XmlNameAttribute(parameterName));
}
/// <summary>
/// Creates the syntax representation of a see element within xml documentation comments,
/// that points to the 'null' language keyword.
/// </summary>
public static XmlEmptyElementSyntax XmlNullKeywordElement()
{
return XmlKeywordElement("null");
}
/// <summary>
/// Creates the syntax representation of a see element within xml documentation comments,
/// that points to a language keyword.
/// </summary>
/// <param name="keyword">The language keyword to which the see element points to.</param>
private static XmlEmptyElementSyntax XmlKeywordElement(string keyword)
{
return XmlEmptyElement(DocumentationCommentXmlNames.SeeElementName).AddAttributes(
XmlTextAttribute(DocumentationCommentXmlNames.LangwordAttributeName, keyword));
}
/// <summary>
/// Creates the syntax representation of a placeholder element within xml documentation comments.
/// </summary>
/// <param name="content">A list of syntax nodes that represents the content of the placeholder element.</param>
public static XmlElementSyntax XmlPlaceholderElement(params XmlNodeSyntax[] content)
{
return XmlPlaceholderElement(List(content));
}
/// <summary>
/// Creates the syntax representation of a placeholder element within xml documentation comments.
/// </summary>
/// <param name="content">A list of syntax nodes that represents the content of the placeholder element.</param>
public static XmlElementSyntax XmlPlaceholderElement(SyntaxList<XmlNodeSyntax> content)
{
return XmlElement(DocumentationCommentXmlNames.PlaceholderElementName, content);
}
/// <summary>
/// Creates the syntax representation of a named empty xml element within xml documentation comments.
/// </summary>
/// <param name="localName">The name of the empty xml element.</param>
public static XmlEmptyElementSyntax XmlEmptyElement(string localName)
{
return XmlEmptyElement(XmlName(localName));
}