添加遷移不適用於帶有實體框架核心的ASP.NET Core

Question

我對“添加遷移”表示贊賞。 當我跑步

Add-Migration InitialMigration

我收到一條錯誤消息：

C：\\ Projects \\ asdf \\ project.json中的JSON文件無效

這是我的project.json文件：

{
  "dependencies": {
    "Microsoft.NETCore.App": {
      "version": "1.1.0",
      "type": "platform"
    },
    "Microsoft.AspNetCore.AngularServices": "1.0.0-*",
    "Microsoft.AspNetCore.Razor.Tools": {
      "version": "1.0.0-preview2-final",
      "type": "build"
    },
    "Microsoft.AspNetCore.Diagnostics": "1.1.0",
    "Microsoft.AspNetCore.Mvc": "1.1.0",
    "Microsoft.AspNetCore.Server.IISIntegration": "1.1.0",
    "Microsoft.AspNetCore.Server.Kestrel": "1.1.0",
    "Microsoft.AspNetCore.StaticFiles": "1.1.0",
    "Microsoft.Extensions.Configuration.CommandLine": "1.1.0",
    "Microsoft.Extensions.Configuration.EnvironmentVariables": "1.1.0",
    "Microsoft.Extensions.Configuration.Json": "1.1.0",
    "Microsoft.EntityFrameworkCore.Tools": "1.0.0-preview2-final",
    "Microsoft.EntityFrameworkCore.Design": "1.1.0",
    "Microsoft.Extensions.Logging": "1.1.0",
    "Microsoft.Extensions.Logging.Console": "1.1.0",
    "Microsoft.Extensions.Logging.Debug": "1.1.0",
    "Microsoft.Extensions.Options.ConfigurationExtensions": "1.1.0",
    "Microsoft.EntityFrameworkCore.SqlServer": "1.1.0",
  },

  "tools": {
    "Microsoft.AspNetCore.Razor.Tools": "1.0.0-preview2-final",
    "Microsoft.AspNetCore.Server.IISIntegration.Tools": "1.1.0-preview4-final",
    "Microsoft.DotNet.Watcher.Tools": "1.0.0-preview2-final",
    "Microsoft.EntityFrameworkCore.Tools": "1.0.0-preview2-final"
  },

  "frameworks": {
    "netcoreapp1.0": {
      "imports": [
        "dotnet5.6",
        "portable-net45+win8"
      ]
    }
  },

  "buildOptions": {
    "emitEntryPoint": true,
    "preserveCompilationContext": true
  },

  "runtimeOptions": {
    "configProperties": {
      "System.GC.Server": true
    }
  },

  "publishOptions": {
    "include": [
      "appsettings.json",
      "ClientApp/dist",
      "node_modules",
      "Views",
      "web.config",
      "wwwroot"
    ]
  },

  "scripts": {
    "prepublish": [
      "npm install",
      "node node_modules/webpack/bin/webpack.js --config webpack.config.vendor.js --env.prod",
      "node node_modules/webpack/bin/webpack.js --env.prod"
    ],
    "postpublish": [ "dotnet publish-iis --publish-folder %publish:OutputPath% --framework %publish:FullTargetFramework%" ]
  },

  "tooling": {
    "defaultNamespace": "Travelingowe"
  }
}

您有什么想法，此代碼有什么問題嗎？

更新：逗號有問題。

我用JSONLint：

錯誤：第26行的解析錯誤：... lServer“：” 1.1.0“，}，” tools“：{” M --------------------- -^期待“ STRING”，得到“}”

Answer 1

根據jsonlint.com，您在第26行有一個逗號。 請刪除逗號，它應該是有效的JSON。