prepare StableRNGs (#327)

Author: t-bltg

Project.toml

@@ -11,3 +11,5 @@ JSON = "682c06a0-de6a-54ab-a142-c8b1cf79cde6"
 MacroTools = "1914dd2f-81c6-5fcd-8719-6d5c9610ff09"
 OrderedCollections = "bac558e1-5e72-5ebc-8fee-abe8a469f55d"
 Plots = "91a5bcdd-55d7-5caf-9e0b-520d859cae80"
+Random = "9a3f8284-a2c9-5f02-9a11-845980a1fd5c"
+StableRNGs = "860ef19b-820b-49d6-a774-d7a799459cd3"

docs/Project.toml

@@ -27,9 +27,11 @@ PlotlyJS = "f0f68f2c-4968-5e81-91da-67840de0976a"
 Plots = "91a5bcdd-55d7-5caf-9e0b-520d859cae80"
 ProgressMeter = "92933f4c-e287-5a05-a399-4b506db050ca"
 PyPlot = "d330b81b-6aea-500a-939a-2ce795aea3ee"
+Random = "9a3f8284-a2c9-5f02-9a11-845980a1fd5c"
 RecipesBase = "3cdcf5f2-1ef4-517c-9805-6587b60abb01"
 RecipesPipeline = "01d81517-befc-4cb6-b9ec-a95719d0359c"
 RDatasets = "ce6b1742-4840-55fa-b093-852dadbb1d8b"
+StableRNGs = "860ef19b-820b-49d6-a774-d7a799459cd3"
 SparseArrays = "2f01184e-e22b-5df5-ae63-d93ebab69eaf"
 StaticArrays = "90137ffa-7385-5640-81b9-e52037218182"
 StatsBase = "2913bbd2-ae8a-5f71-8c99-4fb6c76f3a91"

src/PlotDocs.jl

@@ -1,9 +1,11 @@
 module PlotDocs
 
-using Plots, DataFrames, MacroTools, OrderedCollections, Dates
-import Plots: _examples
+using Plots, DataFrames, MacroTools, OrderedCollections, Dates, StableRNGs
+import Plots: _examples, PLOTS_SEED
 using JSON
 
+import Random
+
 export
     generate_cards,
     generate_supported_markdown,
@@ -79,7 +81,10 @@ function generate_cards(pkgname::Symbol; skip = get(Plots._backend_skips, pkgnam
         end
         # DemoCards use Literate.jl syntax with extra leading `#` as markdown lines
         write(jl, "# $(replace(example.desc, "\n" => "\n  # "))\n")
+        write(jl, "using StableRNGs  #hide\n")
+        write(jl, "rng = StableRNG($PLOTS_SEED)  #hide\n")
         isnothing(example.imports) || pretty_print_expr(jl, example.imports)
+        # pretty_print_expr(jl, Plots.replace_rand(example.exprs))
         pretty_print_expr(jl, example.exprs)
 
         # NOTE: the supported `Literate.jl` syntax is `#src` and `#hide` NOT `# src` !!
@@ -90,7 +95,7 @@ function generate_cards(pkgname::Symbol; skip = get(Plots._backend_skips, pkgnam
             "png(\"assets/$(pkgname)_ex$i.png\")  #src\n"
         end)
         if pkgname === :plotlyjs
-            write(jl, "nothing#hide\n")
+            write(jl, "nothing  #hide\n")
             write(jl, "# ![plot](assets/$(pkgname)_ex$i.png)\n")
         end