some more workflows and a few more tests.

.github/workflows/CompatHelper.yml

@@ -0,0 +1,16 @@
+name: CompatHelper
+on:
+  schedule:
+    - cron: 0 0 * * *
+  workflow_dispatch:
+jobs:
+  CompatHelper:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Pkg.add("CompatHelper")
+        run: julia -e 'using Pkg; Pkg.add("CompatHelper")'
+      - name: CompatHelper.main()
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          COMPATHELPER_PRIV: ${{ secrets.DOCUMENTER_KEY }}
+        run: julia -e 'using CompatHelper; CompatHelper.main()'

.github/workflows/TagBot.yml

@@ -0,0 +1,31 @@
+name: TagBot
+on:
+  issue_comment:
+    types:
+      - created
+  workflow_dispatch:
+    inputs:
+      lookback:
+        default: 3
+permissions:
+  actions: read
+  checks: read
+  contents: write
+  deployments: read
+  issues: read
+  discussions: read
+  packages: read
+  pages: read
+  pull-requests: read
+  repository-projects: read
+  security-events: read
+  statuses: read
+jobs:
+  TagBot:
+    if: github.event_name == 'workflow_dispatch' || github.actor == 'JuliaTagBot'
+    runs-on: ubuntu-latest
+    steps:
+      - uses: JuliaRegistries/TagBot@v1
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+          ssh: ${{ secrets.DOCUMENTER_KEY }}

.github/workflows/register.yml

@@ -0,0 +1,16 @@
+name: Register Package
+on:
+  workflow_dispatch:
+    inputs:
+      version:
+        description: Version to register or component to bump
+        required: true
+jobs:
+  register:
+    runs-on: ubuntu-latest
+    permissions:
+        contents: write
+    steps:
+      - uses: julia-actions/RegisterAction@latest
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}

test/runtests.jl

@@ -2,6 +2,7 @@ import TabularFunctions: BadMacroInput
 import TabularFunctions: XsNotMonotonicallyIncreasing
 using Adapt
 using Aqua
+using KernelAbstractions
 using TabularFunctions
 using Test
 
@@ -25,6 +26,7 @@ end
 @testset "Error checking" begin
     @test_throws AssertionError PiecewiseLinearFunction([0., 1.], [0., 1., 2.])
     @test_throws XsNotMonotonicallyIncreasing PiecewiseLinearFunction([0., 0.1, -0.1, 1.], [0., 0., 0., 0.])
+    @test_throws XsNotMonotonicallyIncreasing PiecewiseAnalyticFunction([1., 0.], [sin, cos])
 
     code = """
     @piecewise_analytic begin
@@ -71,6 +73,12 @@ end
         1.0,  1.0
     end
     @test func(0.5) == 0.5
+
+    # just to cover Base.show method
+    @show func
+
+    # just to cover get backend method
+    @test get_backend(func) == CPU()
 end
 
 @testset "PiecewiseAnalyticFunction - Identity function" begin