scratch space!

src/Pluto.jl

@@ -98,7 +98,12 @@ export activate_notebook_environment
 
 include("./precompile.jl")
 
+const pluto_boot_environment_path = Ref{String}()
+
 function __init__()
+    pluto_boot_environment_name = "pluto-boot-environment-$(VERSION)-$(PLUTO_VERSION)"
+    pluto_boot_environment_path[] = Scratch.@get_scratch!(pluto_boot_environment_name)
+
     # Print a welcome banner
     if (get(ENV, "JULIA_PLUTO_SHOW_BANNER", "1") != "0" &&
         get(ENV, "CI", "🍄") != "true" && isinteractive())

src/evaluation/WorkspaceManager.jl

@@ -34,6 +34,7 @@ const SN = Tuple{ServerSession, Notebook}
 "These expressions get evaluated whenever a new `Workspace` process is created."
 process_preamble() = quote
     Base.exit_on_sigint(false)
+    pluto_boot_environment_path = $(Pluto.pluto_boot_environment_path[])
     include($(project_relative_path(joinpath("src", "runner"), "Loader.jl")))
     ENV["GKSwstype"] = "nul"
     ENV["JULIA_REVISE_WORKER_ONLY"] = "1"

src/runner/Loader.jl

@@ -13,8 +13,11 @@ begin
     local original_LP = LOAD_PATH
     local original_AP = Base.ACTIVE_PROJECT[]
 
+    # Path to our notebook boot package environment
+    local runner_env_dir = pluto_boot_environment_path
+
     local new_LP = ["@", "@stdlib"]
-    local new_AP = mktempdir()
+    local new_AP = runner_env_dir
 
     try
         # Activate the environment
@@ -58,6 +61,5 @@ begin
         # Reset the pkg environment
         copy!(LOAD_PATH, original_LP)
         Base.ACTIVE_PROJECT[] = original_AP
-        rm(new_AP; recursive=true)
     end
 end

src/runner/PlutoRunner/Project.toml

@@ -1,7 +1,7 @@
 name = "PlutoRunner"
 uuid = "dc6b355a-2368-4481-ae6d-ae0351418d79"
-authors = ["Michiel Dral <[email protected]>"]
-version = "0.1.0"
+authors = ["Michiel Dral <[email protected]>", "Fons van der Plas <[email protected]>", "Paul Berg <[email protected]>"]
+version = "29.12.98"
 
 [deps]
 Base64 = "2a0f44e3-6c83-55bd-87e4-b1978d98bd5f"