json-rpc-engine

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WIP: Improve middleware errors

2

Pending: MetaMask/json-rpc-engine#83 This attempts to address some of the concerns raised in MetaMask/core#1993, regarding the throwing of non-`Error` values. It doesn't fully resolve the issue, because the `async` signatures of...

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Add `DuplexJsonRpcEngine`

2

WIP. Requires #104

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RFC: Remove callback from next return handlers

1

Requires: #81 `next` return handlers can be `async` functions. They don't need a callback. This PR types them such that they can be `async` functions, and removes the "done" callback.

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RFC: Remove next callbacks

2

Requires: #82 We don't need the next callbacks. This PR removes them. Return handlers are supported by directly returning them from the middleware instead.

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Allow middleware to be async, deprecate createAsyncMiddleware

6

This PR lets any middleware function be async, and deprecates `createAsyncMiddleware`. The readme has been updated. Previously, we did not handle rejections of plain, `async` middleware functions. `createAsyncMiddleware` was created...

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