emit Assembly Attributes

Author: jakubmisek

src/Peachpie.CodeAnalysis/CommandLine/PhpCommandLineParser.cs

@@ -11,7 +11,7 @@
 using System.Threading.Tasks;
 using System.IO;
 using Pchp.CodeAnalysis.Utilities;
-using Devsense.PHP.Syntax.Ast;
+using AST = Devsense.PHP.Syntax.Ast;
 using Devsense.PHP.Syntax;
 
 namespace Pchp.CodeAnalysis.CommandLine
@@ -167,7 +167,7 @@ internal override CommandLineArguments CommonParse(IEnumerable<string> args, str
             var additionalFiles = new List<CommandLineSourceFile>();
             var embeddedFiles = new List<CommandLineSourceFile>();
             var managedResources = new List<ResourceDescription>();
-            var globalAttributes = new List<AttributeElement>();
+            var assemblyAttributes = new List<AST.IAttributeElement>();
             var defines = new Dictionary<string, string>(StringComparer.OrdinalIgnoreCase);
             string outputDirectory = baseDirectory;
             string subDirectory = null;
@@ -721,7 +721,7 @@ internal override CommandLineArguments CommonParse(IEnumerable<string> args, str
 
                         if (TryParseAttributeSpec(value.Trim(), out var attr))
                         {
-                            globalAttributes.Add(attr);
+                            assemblyAttributes.Add(attr);
                         }
                         else
                         {
@@ -864,6 +864,7 @@ internal override CommandLineArguments CommonParse(IEnumerable<string> args, str
                 Autoload_PSR4 = autoload_psr4,
                 Autoload_ClassMapFiles = autoload_classmapfiles,
                 Autoload_Files = autoload_files,
+                AssemblyAttributes = assemblyAttributes,
             };
 
             if (debugPlus)
@@ -1016,12 +1017,12 @@ private static void ParseDefine(string value, Dictionary<string, string> defines
             }
         }
 
-        private static bool TryParseAttributeSpec(string value, out AttributeElement attr)
+        private static bool TryParseAttributeSpec(string value, out AST.IAttributeElement attr)
         {
             attr = null;
 
             ReadOnlySpan<char> fqn;
-            var signature = new List<ActualParam>();
+            var signature = new List<AST.ActualParam>();
             var span = Devsense.PHP.Text.Span.Invalid;
 
             // FQN("value1","value2")
@@ -1042,9 +1043,9 @@ bool ConsumeChar(ref ReadOnlySpan<char> text, char ch)
                     return false;
                 }
 
-                bool ConsumeArg(ref ReadOnlySpan<char> text, out ActualParam p)
+                bool ConsumeArg(ref ReadOnlySpan<char> text, out AST.ActualParam p)
                 {
-                    p = default(ActualParam);
+                    p = default(AST.ActualParam);
 
                     if (!ConsumeChar(ref text, '"')) return false;
 
@@ -1068,9 +1069,9 @@ bool ConsumeArg(ref ReadOnlySpan<char> text, out ActualParam p)
                         return false;
                     }
 
-                    p = new ActualParam(
+                    p = new AST.ActualParam(
                         Devsense.PHP.Text.Span.Invalid,
-                        new StringLiteral(Devsense.PHP.Text.Span.Invalid, str.ToString())
+                        new AST.StringLiteral(Devsense.PHP.Text.Span.Invalid, str.ToString())
                     );
                     return true;
                 }
@@ -1104,10 +1105,10 @@ bool ConsumeArg(ref ReadOnlySpan<char> text, out ActualParam p)
             }
 
             //
-            attr = new AttributeElement(
+            attr = new AST.AttributeElement(
                 span,
-                new ClassTypeRef(span, QualifiedName.Parse(fqn.Trim().ToString().Replace('.', QualifiedName.Separator), true)),
-                new CallSignature(signature, span)
+                new AST.ClassTypeRef(span, QualifiedName.Parse(fqn.Trim().ToString().Replace('.', QualifiedName.Separator), true)),
+                new AST.CallSignature(signature, span)
             );
             return true;
         }

src/Peachpie.CodeAnalysis/Compilation/PhpCompilationOptions.cs

@@ -7,6 +7,7 @@
 using System.Threading.Tasks;
 using System.Collections.Immutable;
 using Roslyn.Utilities;
+using AST = Devsense.PHP.Syntax.Ast;
 
 namespace Pchp.CodeAnalysis
 {
@@ -106,6 +107,11 @@ public sealed class PhpCompilationOptions : CompilationOptions, IEquatable<PhpCo
         /// </summary>
         public override NullableContextOptions NullableContextOptions { get; protected set; }
 
+        /// <summary>
+        /// Source module attributes.
+        /// </summary>
+        public IReadOnlyList<AST.IAttributeElement> AssemblyAttributes { get; internal set; }
+
         ///// <summary>
         ///// Flags applied to the top-level binder created for each syntax tree in the compilation 
         ///// as well as for the binder of global imports.
@@ -277,6 +283,7 @@ private PhpCompilationOptions(PhpCompilationOptions other) : this(
             Autoload_ClassMapFiles = other.Autoload_ClassMapFiles;
             Autoload_Files = other.Autoload_Files;
             Autoload_PSR4 = other.Autoload_PSR4;
+            AssemblyAttributes = other.AssemblyAttributes;
         }
 
         public override string Language => Constants.PhpLanguageName;

src/Peachpie.CodeAnalysis/Semantics/SemanticsBinder.cs

@@ -301,7 +301,7 @@ protected ImmutableArray<BoundArgument> BindLambdaUseArguments(IList<AST.FormalP
             }
         }
 
-        protected Location GetLocation(AST.ITreeNode expr) => ContainingFile.GetLocation(expr);
+        protected Location GetLocation(AST.ITreeNode expr) => ContainingFile?.GetLocation(expr);
 
         #endregion
 
@@ -320,21 +320,25 @@ public ImmutableArray<AttributeData> BindAttributes(IReadOnlyList<AST.IAttribute
             {
                 foreach (var a in g.Attributes)
                 {
-                    var attribute = new SourceCustomAttribute(
-                        DeclaringCompilation,
-                        Self,
-                        GetLocation(a),
-                        BoundTypeRefFactory.CreateFromTypeRef(a.ClassRef, this, Self),
-                        BindArguments(a.CallSignature.Parameters));
-
-                    attrs.Add(attribute);
+                    attrs.Add(BindAttribute(a));
                 }
             }
 
 
             return attrs.ToImmutableArray();
         }
 
+        public AttributeData BindAttribute(AST.IAttributeElement a)
+        {
+            return new SourceCustomAttribute(
+                DeclaringCompilation,
+                Self,
+                GetLocation(a),
+                BoundTypeRefFactory.CreateFromTypeRef(a.ClassRef, this, Self),
+                BindArguments(a.CallSignature.Parameters)
+            );
+        }
+
         #endregion
 
         public virtual void WithTryScopes(IEnumerable<TryCatchEdge> tryScopes) { }

src/Peachpie.CodeAnalysis/Symbols/Source/SourceModuleSymbol.cs

@@ -6,6 +6,7 @@
 using System.Threading.Tasks;
 using System.Collections.Immutable;
 using System.Diagnostics;
+using Pchp.CodeAnalysis.Semantics;
 
 namespace Pchp.CodeAnalysis.Symbols
 {
@@ -162,6 +163,17 @@ IEnumerable<AttributeData> CreateAttributesToEmit()
                         ImmutableArray<KeyValuePair<string, TypedConstant>>.Empty);
                 }
             }
+            
+            // user assembly attributes
+            if (DeclaringCompilation.Options.AssemblyAttributes != null)
+            {
+                var binder = new SemanticsBinder(DeclaringCompilation, file: null);
+
+                foreach (var attr in DeclaringCompilation.Options.AssemblyAttributes)
+                {
+                    yield return binder.BindAttribute(attr);
+                }
+            }
 
             //
             yield break;