添加项目文件。

ScriptPad/CsScript.cs

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+using Microsoft.CodeAnalysis;
+using System.Collections.Generic;
+using System.Collections.Immutable;
+using System.IO;
+using System.Linq;
+using System.Text;
+using System.Threading;
+using System.Threading.Tasks;
+using System.Windows.Forms;
+using ScriptPad.Roslyn;
+using Microsoft.CodeAnalysis.Text;
+
+namespace ScriptPad
+{
+    public class CsScript
+    {
+        /// <summary>
+        /// 是否更改过
+        /// </summary>
+        public bool IsChanged { get; private set; }
+
+        public readonly DocumentId ID;
+        public string Name { get; set; }
+        public string Path { get; set; }
+
+        public string Text { get; private set; }
+
+        public IReadOnlyCollection<PortableExecutableReference> References => Workspace.GetReferences(this.ID).OfType<PortableExecutableReference>().ToList();
+
+        /// <summary>
+        /// 创建具有指定名字和内容的脚本对象
+        /// </summary>
+        /// <param name="name"></param>
+        /// <param name="text"></param>
+        public CsScript(string name, string text)
+        {
+            this.Name = name;
+            this.Text = text;
+            if (text == null)
+                this.Text = "";
+
+            ID = Workspace.AddProjectWithDocument(name, this.Text);
+            IsChanged = false;
+        }
+
+        private ScriptingWorkspace Workspace => ScriptingWorkspace.GetInstance();
+
+        /// <summary>
+        /// 从文件创建 Script 对象
+        /// </summary>
+        /// <param name="path"></param>
+        /// <returns></returns>
+        public static CsScript CreateFromFile(string path)
+        {
+            var info = new FileInfo(path);
+            var text = File.ReadAllLines(path);
+
+            var i = 0;
+            List<string> references = new List<string>();
+            for (; i < text.Length; i++)
+            {
+                if (text[i].StartsWith("#r "))
+                {
+                    references.Add(text[i].Trim().Substring(4, text[i].Length - 5)); // #r "
+                }
+                else
+                {
+                    break;
+                }
+            }
+            var code = new StringBuilder();
+            for (; i < text.Length; i++)
+            {
+                code.Append(text[i]);
+                code.Append("\r\n");
+            }
+            var script = new CsScript(info.Name, code.ToString());
+            foreach (var item in references)
+            {
+                script.AddReference(item);
+            }
+            script.Path = path;
+
+            return script;
+        }
+
+        /// <summary>
+        /// 添加引用
+        /// </summary>
+        /// <param name="path">文件路径</param>
+        public void AddReference(string path)
+        {
+            Workspace.AddReference(path, this.ID);
+        }
+
+        /// <summary>
+        /// 删除引用
+        /// </summary>
+        /// <param name="path"></param>
+        public void RemoveReference(string path)
+        {
+            Workspace.RemoveReference(path, this.ID);
+        }
+
+        /// <summary>
+        /// 整理脚本
+        /// </summary>
+        /// <returns></returns>
+        public async Task<IEnumerable<Microsoft.CodeAnalysis.Text.TextChange>> Format()
+        {
+            var document = Workspace.GetDocument(ID);
+            var formattedDocument = await Microsoft.CodeAnalysis.Formatting.Formatter.FormatAsync(document).ConfigureAwait(false);
+            return await formattedDocument.GetTextChangesAsync(document);
+        }
+
+        /// <summary>
+        /// 获取诊断信息
+        /// </summary>
+        /// <returns></returns>
+        public async Task<ImmutableArray<Diagnostic>> GetDiagnostics()
+        {
+            var project = Workspace.GetProject(ID);
+            var compilation = await project.GetCompilationAsync();
+            return compilation.GetDiagnostics();
+        }
+
+        /// <summary>
+        /// 获取脚本内容
+        /// </summary>
+        /// <returns></returns>
+        public async Task<string> GetScriptText()
+        {
+            var text = await Workspace.GetDocument(ID).GetTextAsync();
+            return text.ToString();
+        }
+
+        /// <summary>
+        /// 获取脚本内容
+        /// </summary>
+        /// <returns></returns>
+        public string ToCode()
+        {
+            var code = new StringBuilder();
+            foreach (var item in References.Select(p => p.FilePath).Except(ScriptGlobals.InitAssemblies.Select(p => p.Location)))
+            {
+                var refstr = $"#r \"{item}\"\r\n";
+                code.Append(refstr);
+            }
+
+            code.Append(GetScriptText().Result);
+            return code.ToString();
+        }
+
+        /// <summary>
+        /// 保存
+        /// </summary>
+        public void Save()
+        {
+            if (string.IsNullOrEmpty(Path))
+            {
+                var dialog = new SaveFileDialog()
+                {
+                    Filter = "C# Script|*.csx",
+                    Title = "Save File"
+                };
+                if (dialog.ShowDialog() == DialogResult.OK)
+                {
+                    File.WriteAllText(dialog.FileName, ToCode());
+                    this.Path = dialog.FileName;
+                }
+            }
+            else
+            {
+                File.WriteAllText(Path, ToCode());
+            }
+            IsChanged = false;
+        }
+
+        public void UpdateText(Document document)
+        {
+            IsChanged = true;
+            Workspace.TryApplyChanges(document.Project.Solution);
+        }
+
+        public void UpdateText(SourceText sourceText)
+        {
+            Workspace.UpdateText(ID,sourceText);
+        }
+
+        internal IEnumerable<MetadataReference> GetReferences()
+        {
+            return Workspace.GetReferences(this.ID);
+        }
+    }
+}