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Added basic logging, just a facade for now

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Added FissionContext class
Changed name on both class and function for input code to avoid namespace clashes when adding FissionContext
Updated README
Added section on how to develop/debug the code to README, might be obvious for some but not all
Changed code input from static function to method
This commit is contained in:
Klavs Madsen
2017-01-22 15:45:08 +01:00
parent f5270d97b1
commit 760e021141
8 changed files with 186 additions and 54 deletions
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environments/dotnet/FissionCompiler.cs
+29 -14
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@@ -12,31 +12,46 @@ namespace Fission.DotNetCore.Compiler
//adapted from this article http://www.tugberkugurlu.com/archive/compiling-c-sharp-code-into-memory-and-executing-it-with-roslyn
class FissionCompiler
{
public static Function Compile(string code, out List<string> errors) {
public static Function Compile(string code, out List<string> errors)
{
errors = new List<string>();
SyntaxTree syntaxTree = CSharpSyntaxTree.ParseText(code);
string assemblyName = Path.GetRandomFileName();
MetadataReference[] references = new MetadataReference[]
var coreDir = Directory.GetParent(typeof(Enumerable).GetTypeInfo().Assembly.Location);
List<MetadataReference> references = new List<MetadataReference>
{
MetadataReference.CreateFromFile(typeof(object).GetTypeInfo().Assembly.Location)
MetadataReference.CreateFromFile(coreDir.FullName + Path.DirectorySeparatorChar + "mscorlib.dll"),
MetadataReference.CreateFromFile(typeof(object).GetTypeInfo().Assembly.Location),
MetadataReference.CreateFromFile(Assembly.GetEntryAssembly().Location)
};
foreach (var referencedAssembly in Assembly.GetEntryAssembly().GetReferencedAssemblies())
{
var assembly = Assembly.Load(referencedAssembly);
references.Add(MetadataReference.CreateFromFile(assembly.Location));
}
CSharpCompilation compilation = CSharpCompilation.Create(
assemblyName,
syntaxTrees: new[] { syntaxTree },
references: references,
options: new CSharpCompilationOptions(OutputKind.DynamicallyLinkedLibrary));
options: new CSharpCompilationOptions(
OutputKind.DynamicallyLinkedLibrary,
optimizationLevel: OptimizationLevel.Release));
using (var ms = new MemoryStream())
{
EmitResult result = compilation.Emit(ms);
if (!result.Success)
{
IEnumerable<Diagnostic> failures = result.Diagnostics.Where(diagnostic =>
diagnostic.IsWarningAsError ||
diagnostic.Severity == DiagnosticSeverity.Error);
IEnumerable<Diagnostic> failures = result.Diagnostics.Where(diagnostic =>
diagnostic.IsWarningAsError ||
diagnostic.Severity == DiagnosticSeverity.Error).ToList();
foreach (Diagnostic diagnostic in failures)
{
@@ -46,14 +61,14 @@ namespace Fission.DotNetCore.Compiler
else
{
ms.Seek(0, SeekOrigin.Begin);
Assembly assembly = AssemblyLoadContext.Default.LoadFromStream(ms);
var type = assembly.GetType("Fission");
var info = type.GetMember("Run").First() as MethodInfo;
return new Function(info);
var type = assembly.GetType("FissionFunction");
var info = type.GetMember("Execute").First() as MethodInfo;
return new Function(assembly, type, info);
}
}
return null;
}
}
}
}