private AssemblyDefinitionContainer ReadInputAssembly()

in ILRepack/ILRepack.cs [109:164]
52 lines of code
8 McCabe index (conditional complexity)

        private AssemblyDefinitionContainer ReadInputAssembly(string assembly, bool isPrimary)
        {
            Logger.Info("Adding assembly for merge: " + assembly);
            try
            {
                ReaderParameters rp = new ReaderParameters(ReadingMode.Immediate) { AssemblyResolver = GlobalAssemblyResolver };

                if (Options.DebugInfo)
                {
                    rp.ReadSymbols = true;
                    rp.SymbolReaderProvider = new DefaultSymbolReaderProvider(false);
                }
                AssemblyDefinition mergeAsm;
                try
                {
                    mergeAsm = AssemblyDefinition.ReadAssembly(assembly, rp);
                }
                catch (BadImageFormatException e) when (!rp.ReadSymbols)
                {
                    throw new InvalidOperationException(
                        "ILRepack does not support merging non-.NET libraries (e.g.: native libraries)", e);
                }
                // cope with invalid symbol file
                catch (Exception) when (rp.ReadSymbols)
                {
                    rp.ReadSymbols = false;
                    try
                    {
                        mergeAsm = AssemblyDefinition.ReadAssembly(assembly, rp);
                    }
                    catch (BadImageFormatException e)
                    {
                        throw new InvalidOperationException(
                            "ILRepack does not support merging non-.NET libraries (e.g.: native libraries)", e);
                    }
                    Logger.Info("Failed to load debug information for " + assembly);
                }

                if (!Options.AllowZeroPeKind && (mergeAsm.MainModule.Attributes & ModuleAttributes.ILOnly) == 0)
                    throw new ArgumentException("Failed to load assembly with Zero PeKind: " + assembly);
                GlobalAssemblyResolver.RegisterAssembly(mergeAsm);

                return new AssemblyDefinitionContainer
                {
                    Assembly = assembly,
                    Definition = mergeAsm,
                    IsPrimary = isPrimary,
                    SymbolsRead = rp.ReadSymbols
                };
            }
            catch
            {
                Logger.Error("Failed to load assembly " + assembly);
                throw;
            }
        }