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// Copyright (C) 2025 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
namespace QtVsTools.SyntaxAnalysis
{
using static CharClass;
public abstract partial class RegExpr
{
/// <summary><![CDATA[
/// Equivalent to: [\w]
/// ]]></summary>
public static CharClassLiteral CharWord => new() { LiteralChars = @"\w" };
/// <summary><![CDATA[
/// Equivalent to: [\w]*
/// ]]></summary>
public static RegExpr Word => CharWord.Repeat();
/// <summary><![CDATA[
/// Equivalent to: [\b]
/// ]]></summary>
public static RegExprLiteral WordBoundary => new() { LiteralExpr = @"\b" };
/// <summary><![CDATA[
/// Equivalent to: [\d]
/// ]]></summary>
public static CharClassLiteral CharDigit => new() { LiteralChars = @"\d" };
/// <summary><![CDATA[
/// Equivalent to: [\d]*
/// ]]></summary>
public static RegExpr Number => CharDigit.Repeat();
/// <summary><![CDATA[
/// Equivalent to: [\r]
/// ]]></summary>
public static CharClassLiteral CharCr => new() { LiteralChars = @"\r" };
/// <summary><![CDATA[
/// Equivalent to: [\n]
/// ]]></summary>
public static CharClassLiteral CharLf => new() { LiteralChars = @"\n" };
/// <summary><![CDATA[
/// Equivalent to: [\s]
/// ]]></summary>
public static CharClassLiteral CharSpace => new() { LiteralChars = @"\s" };
/// <summary><![CDATA[
/// Equivalent to: [\S]
/// ]]></summary>
private static CharClassLiteral CharNonSpace => new() { LiteralChars = @"\S" };
/// <summary><![CDATA[
/// Equivalent to: [\r\n]
/// ]]></summary>
public static CharClassSet CharVertSpace => CharSet[CharCr + CharLf];
/// <summary><![CDATA[
/// Equivalent to: [^\S\r\n]
/// ]]></summary>
public static CharClassSet CharHorizSpace => CharSet[~(CharNonSpace + CharVertSpace)];
/// <summary><![CDATA[
/// Equivalent to: .
/// ]]></summary>
public static RegExprLiteral AnyChar => new() { LiteralExpr = "." };
/// <summary><![CDATA[
/// Equivalent to: ^
/// ]]></summary>
public static RegExprLiteral StartOfLine => new() { LiteralExpr = "^" };
/// <summary><![CDATA[
/// Equivalent to: $
/// ]]></summary>
public static RegExprLiteral EndOfLine => new() { LiteralExpr = "$" };
/// <summary><![CDATA[
/// Equivalent to: \A
/// ]]></summary>
public static RegExprLiteral StartOfFile => new() { LiteralExpr = @"\A" };
/// <summary><![CDATA[
/// Equivalent to: \z
/// ]]></summary>
public static RegExprLiteral EndOfFile => new() { LiteralExpr = @"\z" };
/// <summary><![CDATA[
/// Equivalent to: \r?\n
/// ]]></summary>
public static RegExprSequence LineBreak => CharCr.Optional() & CharLf;
/// <summary><![CDATA[
/// Equivalent to: [\s]*
/// ]]></summary>
public static RegExpr Space => CharSpace.Repeat();
/// <summary><![CDATA[
/// Equivalent to: [\S]*
/// ]]></summary>
public static RegExpr NonSpace => CharNonSpace.Repeat();
/// <summary><![CDATA[
/// Equivalent to: [\r\n]*
/// ]]></summary>
public static RegExpr VertSpace => CharVertSpace.Repeat();
/// <summary><![CDATA[
/// Equivalent to: [^\S\r\n]*
/// ]]></summary>
public static RegExpr HorizSpace => CharHorizSpace.Repeat();
/// <summary><![CDATA[
/// Equivalent to: [^\r\n]*
/// ]]></summary>
public static RegExpr Line => CharSet[~CharVertSpace].Repeat();
/// <summary><![CDATA[
/// Equivalent to: (?i)
/// ]]></summary>
public static RegExprLiteral CaseInsensitive => new() { LiteralExpr = @"(?i)" };
/// <summary><![CDATA[
/// Equivalent to: (?-i)
/// ]]></summary>
public static RegExprLiteral CaseSensitive => new() { LiteralExpr = @"(?-i)" };
/// <summary>
/// Applies the same whitespace skipping rules as tokens, but does not capture any text.
/// </summary>
public static RegExpr SkipWs => new Token();
public static CharExprBuilder Char { get; } = new();
public static CharExprBuilder Chars => Char;
public static CharSetExprBuilder CharSet { get; } = new();
public static CharSetRawExprBuilder CharSetRaw { get; } = new();
public static AssertExprBuilder LookAhead { get; } = new(AssertLookAhead);
public static AssertExprBuilder LookBehind { get; } = new(AssertLookBehind);
public const SkipWhitespace SkipWs_Disable = SkipWhitespace.Disable;
}
}
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