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I'm using the eslint extension for vscode, and I get the following error on most files:
```
Parsing error: Cannot read file '/home/gebner/vscode-lean4/vscode-lean4/lean4-infoview-api/tsconfig.json'.…
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### Prerequisites
* [X] Put an X between the brackets on this line if you have done all of the following:
* Checked that your issue isn't already [filed](https://github.com/leanprover/lean4/is…
ywata updated
2 years ago
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The priority for custom simp attribute is ignored. An example:
```
@[simp low, mysimp low]
theorem expand_mul_add (x y z : Nat) : x * (y + z) = x * y + x * y := sorry
@[simp high, mysimp high]
…
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https://leanprover.zulipchat.com/#narrow/stream/270676-lean4/topic/.E2.9C.94.20docs4.23/near/271780657
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Depending on which `x` the cursor is on in the following example, not all `x`s may be highlighted:
```
example : Nat := Id.run do
let mut x := 1
x := x + 1
x
```
When the definition of an…
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```lean
example : String := by
first
| refine toString True
| apply "hi"
```
**Expected behavior:** The second branch should be applied without error.
**Actual behavior:**
```
faile…
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https://leanprover.github.io/lean4/doc/using_lean.html is empty
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### Prerequisites
* [X] Put an X between the brackets on this line if you have done all of the following:
* Checked that your issue isn't already [filed](https://github.com/leanprover/lean4/is…
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1. Checkout my [unittest branch](https://github.com/lovettchris/vscode-lean4/tree/clovett/unittest)
1. Open the folder `vscode-lean4/test/suite/simple`
1. Open the file ``vscode-lean4/test/suite/or…
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I think there is a bug in [`MapDeclarationExtension.find?`](https://github.com/leanprover/lean4/blob/7797fa3e2dbdabbef301b4f66a6ca9e2307882da/src/Lean/Environment.lean#L496) which means that if the at…