Some improvements to CI (#133)

* add CompatHelper
* reduce frequency of TagBot to once per day
* add scripts to run CI on ARM architectures with Drone CI
* add FreeBSD to Travis
* run Travis only on master, instead of all branches
* cache artifacts on Travis and AppVeyor

.drone.jsonnet

@@ -0,0 +1,24 @@
+local Pipeline(os, arch, version) = {
+    kind: "pipeline",
+    name: os+" - "+arch+" - Julia "+version,
+    platform: {
+	os: os,
+	arch: arch
+    },
+    steps: [
+	{
+	    name: "build",
+	    image: "julia:"+version,
+	    commands: [
+		"julia --project=. --check-bounds=yes --color=yes -e 'using InteractiveUtils; versioninfo(verbose=true); using Pkg; Pkg.build(); Pkg.test(coverage=true)'"
+	    ]
+	}
+    ]
+};
+
+[
+    Pipeline("linux", "arm",   "1.3"),
+    Pipeline("linux", "arm",   "1.4"),
+    Pipeline("linux", "arm64", "1.3"),
+    Pipeline("linux", "arm64", "1.4")
+]

.drone.yml

@@ -0,0 +1,57 @@
+---
+kind: pipeline
+name: linux - arm - Julia 1.3
+
+platform:
+  os: linux
+  arch: arm
+
+steps:
+- name: build
+  image: julia:1.3
+  commands:
+  - "julia --project=. --check-bounds=yes --color=yes -e 'using InteractiveUtils; versioninfo(verbose=true); using Pkg; Pkg.build(); Pkg.test(coverage=true)'"
+
+---
+kind: pipeline
+name: linux - arm - Julia 1.4
+
+platform:
+  os: linux
+  arch: arm
+
+steps:
+- name: build
+  image: julia:1.4
+  commands:
+  - "julia --project=. --check-bounds=yes --color=yes -e 'using InteractiveUtils; versioninfo(verbose=true); using Pkg; Pkg.build(); Pkg.test(coverage=true)'"
+
+---
+kind: pipeline
+name: linux - arm64 - Julia 1.3
+
+platform:
+  os: linux
+  arch: arm64
+
+steps:
+- name: build
+  image: julia:1.3
+  commands:
+  - "julia --project=. --check-bounds=yes --color=yes -e 'using InteractiveUtils; versioninfo(verbose=true); using Pkg; Pkg.build(); Pkg.test(coverage=true)'"
+
+---
+kind: pipeline
+name: linux - arm64 - Julia 1.4
+
+platform:
+  os: linux
+  arch: arm64
+
+steps:
+- name: build
+  image: julia:1.4
+  commands:
+  - "julia --project=. --check-bounds=yes --color=yes -e 'using InteractiveUtils; versioninfo(verbose=true); using Pkg; Pkg.build(); Pkg.test(coverage=true)'"
+
+...

.github/workflows/CompatHelper.yml

@@ -0,0 +1,14 @@
+name: CompatHelper
+on:
+  schedule:
+    - cron: 21 0 * * *
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Pkg.add("CompatHelper")
+        run: julia -e 'using Pkg; Pkg.add("CompatHelper")'
+      - name: CompatHelper.main()
+        run: julia -e 'using CompatHelper; CompatHelper.main()'
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/TagBot.yml

@@ -1,7 +1,7 @@
 name: TagBot
 on:
   schedule:
-    - cron: 0 * * * *
+    - cron: 51 7 * * *
 jobs:
   TagBot:
     runs-on: ubuntu-latest

.travis.yml

@@ -3,6 +3,7 @@ language: julia
 os:
   - linux
   - osx
+  - freebsd
 
 julia:
   - 1.3
@@ -17,5 +18,16 @@ env:
 notifications:
   email: false
 
+branches:
+  only:
+  - master
+  - gh-pages # For building documentation
+  - /^testing-.*$/ # testing branches
+  - /^v[0-9]+\.[0-9]+\.[0-9]+$/ # version tags
+
+cache:
+  directories:
+  - $HOME/.julia/artifacts
+
 after_success:
   - julia -e 'cd(Pkg.dir("DecFP")); Pkg.add("Coverage"); using Coverage; Coveralls.submit(Coveralls.process_folder())'

appveyor.yml

@@ -19,6 +19,9 @@ branches:
     - master
     - /release-.*/
 
+cache:
+  - '%USERPROFILE%\.julia\artifacts'
+
 notifications:
   - provider: Email
     on_build_success: false