Merge branch homebrew/master into linuxbrew/master

Conflicts:
	.github/main.workflow.sh

.github/main.workflow.sh

@@ -0,0 +1,52 @@
+#!/bin/bash
+
+set -e
+
+# silence bundler complaining about being root
+mkdir ~/.bundle
+echo 'BUNDLE_SILENCE_ROOT_WARNING: "1"' > ~/.bundle/config
+
+# configure git
+git config --global user.name "BrewTestBot"
+git config --global user.email "[email protected]"
+
+# create stubs so build dependencies aren't incorrectly flagged as missing
+for i in python svn unzip xz
+do
+  touch /usr/bin/$i
+  chmod +x /usr/bin/$i
+done
+
+# setup Homebrew/homebrew-core instead of Linuxbrew's
+CORE_DIR="$(brew --repo homebrew/core)"
+mkdir -p "$CORE_DIR"
+rm -rf "$CORE_DIR"
+ln -s "$PWD" "$CORE_DIR"
+
+# setup Homebrew environment
+export HOMEBREW_NO_AUTO_UPDATE=1
+export HOMEBREW_NO_ANALYTICS=1
+export HOMEBREW_FORCE_HOMEBREW_ON_LINUX=1
+export PATH="$(brew --repo)/Library/Homebrew/vendor/portable-ruby/current/bin:$PATH"
+
+# setup SSH
+mkdir ~/.ssh
+chmod 700 ~/.ssh
+echo "$FORMULAE_DEPLOY_KEY" > ~/.ssh/id_ed25519
+chmod 600 ~/.ssh/id_ed25519
+git config --global core.sshCommand "ssh -i ~/.ssh/id_ed25519 -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no"
+
+# clone formulae.brew.sh with SSH so we can push back
+git clone [email protected]:Homebrew/formulae.brew.sh
+cd formulae.brew.sh
+
+# setup analytics
+echo "$ANALYTICS_JSON_KEY" > ~/.homebrew_analytics.json
+unset HOMEBREW_NO_ANALYTICS
+
+# run rake (without a rake binary)
+ruby -e "load Gem.bin_path('rake', 'rake')"
+
+# commit and push generated files
+git commit -m 'formula: update from Homebrew/core push' _data/analytics _data/formula api/formula formula
+git push