Canon/Canon.Core/SyntaxNodes/SubprogramDeclarations.cs

55 lines
1.4 KiB
C#

using Canon.Core.Abstractions;
using Canon.Core.CodeGenerators;
using Canon.Core.Enums;
namespace Canon.Core.SyntaxNodes;
public class SubprogramDeclarations : NonTerminatedSyntaxNode
{
public override NonTerminatorType Type => NonTerminatorType.SubprogramDeclarations;
/// <summary>
/// 声明的子程序列表
/// </summary>
public IEnumerable<Subprogram> Subprograms => GetSubprograms();
public override void PreVisit(SyntaxNodeVisitor visitor)
{
visitor.PreVisit(this);
}
public override void PostVisit(SyntaxNodeVisitor visitor)
{
visitor.PostVisit(this);
}
public static SubprogramDeclarations Create(List<SyntaxNodeBase> children)
{
return new SubprogramDeclarations { Children = children };
}
private IEnumerable<Subprogram> GetSubprograms()
{
SubprogramDeclarations declarations = this;
while (true)
{
if (declarations.Children.Count == 0)
{
yield break;
}
yield return declarations.Children[1].Convert<Subprogram>();
declarations = declarations.Children[0].Convert<SubprogramDeclarations>();
}
}
public override void GenerateCCode(CCodeBuilder builder)
{
foreach (var subprogram in Subprograms)
{
subprogram.GenerateCCode(builder);
}
}
}