Json 转 model : Unsupported operation: The class `` has no default constructor. about flutter-in-action HOT 2 CLOSED

上面是 shell 缓存造成的错误。已经好了。但是目前执行成功，没有dart文件输出。下面是日志
[INFO] Generating build script...
[INFO] Generating build script completed, took 331ms

[INFO] Initializing inputs
[INFO] Reading cached asset graph...
[INFO] Reading cached asset graph completed, took 104ms

[INFO] Checking for updates since last build...
[INFO] Checking for updates since last build completed, took 650ms

[INFO] Running build...
[INFO] Running build completed, took 13ms

[INFO] Caching finalized dependency graph...
[INFO] Caching finalized dependency graph completed, took 42ms

[INFO] Succeeded after 63ms with 0 outputs (0 actions)

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可以给脚本下断点排错，数中的代码只能保证当时有效，依赖库更新后无法保证

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