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Merge pull request #65907 from magian1127/4.0FixPropertiesGenerator

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C#: Fix Generated ScriptProperty Error.
This commit is contained in:
Ignacio Roldán Etcheverry
2022-11-28 01:48:52 +01:00
committed by GitHub
parent 860884bde7 c41196f0f3
commit 4a82d71d73
3 changed files with 150 additions and 11 deletions
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68
modules/mono/editor/Godot.NET.Sdk/Godot.SourceGenerators/ScriptPropertyDefValGenerator.cs
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@@ -2,6 +2,7 @@ using System.Collections.Generic;
using System.Linq;
using System.Text;
using Microsoft.CodeAnalysis;
using Microsoft.CodeAnalysis.CSharp;
using Microsoft.CodeAnalysis.CSharp.Syntax;
using Microsoft.CodeAnalysis.Text;
@@ -163,19 +164,68 @@ namespace Godot.SourceGenerators
continue;
}
// TODO: Detect default value from simple property getters (currently we only detect from initializers)
EqualsValueClauseSyntax? initializer = property.DeclaringSyntaxReferences
.Select(r => r.GetSyntax() as PropertyDeclarationSyntax)
.Select(s => s?.Initializer ?? null)
.FirstOrDefault();
var propertyDeclarationSyntax = property.DeclaringSyntaxReferences
.Select(r => r.GetSyntax() as PropertyDeclarationSyntax).FirstOrDefault();
// Fully qualify the value to avoid issues with namespaces.
string? value = null;
if (initializer != null)
if (propertyDeclarationSyntax != null)
{
var sm = context.Compilation.GetSemanticModel(initializer.SyntaxTree);
value = initializer.Value.FullQualifiedSyntax(sm);
if (propertyDeclarationSyntax.Initializer != null)
{
var sm = context.Compilation.GetSemanticModel(propertyDeclarationSyntax.Initializer.SyntaxTree);
value = propertyDeclarationSyntax.Initializer.Value.FullQualifiedSyntax(sm);
}
else
{
var propertyGet = propertyDeclarationSyntax.AccessorList?.Accessors.Where(a => a.Keyword.IsKind(SyntaxKind.GetKeyword)).FirstOrDefault();
if (propertyGet != null)
{
if (propertyGet.ExpressionBody != null)
{
if (propertyGet.ExpressionBody.Expression is IdentifierNameSyntax identifierNameSyntax)
{
var sm = context.Compilation.GetSemanticModel(identifierNameSyntax.SyntaxTree);
var fieldSymbol = sm.GetSymbolInfo(identifierNameSyntax).Symbol as IFieldSymbol;
EqualsValueClauseSyntax? initializer = fieldSymbol?.DeclaringSyntaxReferences
.Select(r => r.GetSyntax())
.OfType<VariableDeclaratorSyntax>()
.Select(s => s.Initializer)
.FirstOrDefault(i => i != null);
if (initializer != null)
{
sm = context.Compilation.GetSemanticModel(initializer.SyntaxTree);
value = initializer.Value.FullQualifiedSyntax(sm);
}
}
}
else
{
var returns = propertyGet.DescendantNodes().OfType<ReturnStatementSyntax>();
if (returns.Count() == 1)
{// Generate only single return
var returnStatementSyntax = returns.Single();
if (returnStatementSyntax.Expression is IdentifierNameSyntax identifierNameSyntax)
{
var sm = context.Compilation.GetSemanticModel(identifierNameSyntax.SyntaxTree);
var fieldSymbol = sm.GetSymbolInfo(identifierNameSyntax).Symbol as IFieldSymbol;
EqualsValueClauseSyntax? initializer = fieldSymbol?.DeclaringSyntaxReferences
.Select(r => r.GetSyntax())
.OfType<VariableDeclaratorSyntax>()
.Select(s => s.Initializer)
.FirstOrDefault(i => i != null);
if (initializer != null)
{
sm = context.Compilation.GetSemanticModel(initializer.SyntaxTree);
value = initializer.Value.FullQualifiedSyntax(sm);
}
}
}
}
}
}
}
exportedMembers.Add(new ExportedPropertyMetadata(