pluto_revise.jl

### A Pluto.jl notebook ###
# v0.17.7

using Markdown
using InteractiveUtils

# ╔═╡ bc0afc08-4320-4fdd-a09c-06c553c30db8
import Pkg

# ╔═╡ e9c29457-523f-432e-abaf-800f4c3cbb7b
begin
	Pkg.activate(mktempdir())
	Pkg.add("PlutoHooks")
	Pkg.add("Revise")
	Pkg.add("PlutoTest")
	Pkg.develop(path="/home/paul/Projects/PlotuDiff.jl")
end

# ╔═╡ 98e662cc-8407-11ec-29f9-1dcf48b4d326
import PlutoHooks, Revise

# ╔═╡ 21dcbc2f-7b0b-488a-bb48-6af9f7e86dc0
using PlutoTest

# ╔═╡ 5d3b18ce-e0e9-4fec-b370-1a80672ea800
macro revise(using_)
    @assert Meta.isexpr(using_, :using, 1) && Meta.isexpr(using_.args[1], :(.), 1) "Expected expression of from :(using Package) but got $(repr(using_))"
	
    mod = last(using_.args[1].args)
    quote
        $(esc(using_))

		# let block might be important to prevent Pluto from setting the values
		# to nothing when jumping to a new workspace
        let
            _, rerun = @PlutoHooks.use_state(nothing)
            @PlutoHooks.use_task([]) do
                Revise.entr(() -> rerun(nothing),
					[], [$(esc(mod))]; all=false, postpone=true)
            end
        end

		nothing
    end
end

# ╔═╡ daa5e0da-faf1-4f22-8f5a-be30a3227a69
@revise using PlotuDiff

# ╔═╡ e4dd0b85-988a-4152-a1d0-7db71a766b30
@test (stringdiff("Pluto", "Plotu").diffs |> merge_diffs) == [
	PlotuDiff.Equality("Pl"),
	PlotuDiff.Deletion("ut"),
	PlotuDiff.Equality(only("o")),
	PlotuDiff.Insertion("tu"),
]

# ╔═╡ Cell order:
# ╠═98e662cc-8407-11ec-29f9-1dcf48b4d326
# ╠═5d3b18ce-e0e9-4fec-b370-1a80672ea800
# ╠═daa5e0da-faf1-4f22-8f5a-be30a3227a69
# ╠═e4dd0b85-988a-4152-a1d0-7db71a766b30
# ╠═21dcbc2f-7b0b-488a-bb48-6af9f7e86dc0
# ╠═bc0afc08-4320-4fdd-a09c-06c553c30db8
# ╠═e9c29457-523f-432e-abaf-800f4c3cbb7b

One issue that I found so far: when the module under consideration has a syntax error, @revise doesn't show an error.

Apart from that, I thought the thing was broken a few times because it gave an error, but each time it turned out to be me who was messing things up xD