From d382eeeb9d3b795c16533c5f64ab1455e774f925 Mon Sep 17 00:00:00 2001
From: Joel Challis <git@zvecr.com>
Date: Tue, 5 Nov 2019 00:18:57 +0000
Subject: [PATCH] CI - Fix change detection (#7038)

* Fix travis change detection

* Fix travis change detection - add back python ignore
---
 .travis.yml                  |  1 +
 util/travis_build.sh         | 79 +++++++++++++++---------------------
 util/travis_compiled_push.sh |  1 +
 util/travis_docs.sh          |  1 +
 util/travis_push.sh          |  5 ---
 util/travis_test.sh          | 27 +++---------
 util/travis_utils.sh         | 24 +++++++++++
 7 files changed, 64 insertions(+), 74 deletions(-)
 create mode 100755 util/travis_utils.sh

diff --git a/.travis.yml b/.travis.yml
index 84fa63faf..bfac998c1 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -16,6 +16,7 @@ install:
   - npm install -g moxygen
 script:
   - git rev-parse --short HEAD
+  - git diff --name-only HEAD $TRAVIS_BRANCH
   - bash util/travis_test.sh
   - bash util/travis_build.sh
   - bash util/travis_docs.sh
diff --git a/util/travis_build.sh b/util/travis_build.sh
index 225c8548f..6d5dbed68 100755
--- a/util/travis_build.sh
+++ b/util/travis_build.sh
@@ -1,57 +1,42 @@
 #!/bin/bash
 
-# if docker is installed - patch calls to within the qmk docker image
-if command -v docker >/dev/null; then
-	function make() {
-		docker run --rm -e MAKEFLAGS="$MAKEFLAGS" -w /qmk_firmware/ -v "$PWD":/qmk_firmware --user $(id -u):$(id -g) qmkfm/base_container make "$@"
-	}
+source util/travis_utils.sh
+
+NUM_CORE_CHANGES=$(echo "$QMK_CHANGES" | grep -Ecv -e '^(docs/)' -e '^(keyboards/)' -e '^(layouts/)' -e '^(util/)' -e '^(lib/python/)' -e '^(bin/qmk)' -e '^(requirements.txt)' -e '(.travis.yml)')
+
+if [[ "$TRAVIS_COMMIT_MESSAGE" == *"[skip build]"* ]]; then
+    echo "Skipping due to commit message"
+    exit 0
 fi
 
-# test force push
-#TRAVIS_COMMIT_RANGE="c287f1bfc5c8...81f62atc4c1d"
+if [ "$LOCAL_BRANCH" == "master" ] || [ "$NUM_CORE_CHANGES" != "0" ]; then
+    echo "Making default keymaps for all keyboards"
+    make all:default
+    exit $?
+fi
 
-TRAVIS_COMMIT_MESSAGE="${TRAVIS_COMMIT_MESSAGE:-none}"
-TRAVIS_COMMIT_RANGE="${TRAVIS_COMMIT_RANGE:-HEAD~1..HEAD}"
-MAKE_ALL="make all:default"
+exit_code=0
 
-if [[ "$TRAVIS_COMMIT_MESSAGE" != *"[skip build]"* ]] ; then
-	exit_code=0
-	git diff --name-only -n 1 ${TRAVIS_COMMIT_RANGE}
-	if [ $? -eq 128 ]; then
-		# We don't know what changed so just build the default keymaps
-		echo "Making default keymaps for all keyboards (fallback)"
-		eval $MAKE_ALL
+for KB in $(make list-keyboards); do
+	KEYBOARD_CHANGES=$(echo "$QMK_CHANGES" | grep -E '^(keyboards/'${KB}'/)')
+	if [[ -z "$KEYBOARD_CHANGES" ]]; then
+		# skip as no changes for this keyboard
+		continue
+	fi
+
+	KEYMAP_ONLY=$(echo "$KEYBOARD_CHANGES" | grep -cv /keymaps/)
+	if [[ $KEYMAP_ONLY -gt 0 ]]; then
+		echo "Making all keymaps for $KB"
+		make ${KB}:all
 		: $((exit_code = $exit_code + $?))
 	else
-		NEFM=$(git diff --name-only -n 1 ${TRAVIS_COMMIT_RANGE} | grep -Ev '^(keyboards/)' | grep -Ev '^(docs/)' | grep -Ev '^(lib/python/)' | grep -Ev '^(bin/qmk)' | grep -Ev '^(requirements.txt)' | grep -Ev '^(util/)' | wc -l)
-		BRANCH=$(git rev-parse --abbrev-ref HEAD)
-		# is this branch master or a "non docs, non keyboards" change 
-		if [ $NEFM -gt 0 -o "$BRANCH" = "master" ]; then
-			echo "Making default keymaps for all keyboards"
-			eval $MAKE_ALL
+		CHANGED_KEYMAPS=$(echo "$KEYBOARD_CHANGES" | grep -oP '(?<=keyboards/'${KB}'/keymaps/)([a-zA-Z0-9_-]+)(?=\/)')
+		for KM in $CHANGED_KEYMAPS ; do
+			echo "Making $KM for $KB"
+			make ${KB}:${KM}
 			: $((exit_code = $exit_code + $?))
-		else
-			# keyboards project format
-			#  /keyboards/board1/rev/keymaps/
-			#  /keyboards/board2/keymaps/
-			# ensure we strip everything off after and including the keymaps folder to get board and/or revision
-			MKB=$(git diff --name-only -n 1 ${TRAVIS_COMMIT_RANGE} | grep -oP '(?<=keyboards\/)([a-zA-Z0-9_\/]+)(?=\/)' | sed 's^/keymaps/.*^^' | sort -u)
-			for KB in $MKB ; do
-				KEYMAP_ONLY=$(git diff --name-only -n 1 ${TRAVIS_COMMIT_RANGE} | grep -Ev '^(keyboards/'${KB}'/keymaps/)' | wc -l)
-				if [[ $KEYMAP_ONLY -gt 0 ]]; then
-					echo "Making all keymaps for $KB"
-					make ${KB}:all
-					: $((exit_code = $exit_code + $?))
-				else
-					MKM=$(git diff --name-only -n 1 ${TRAVIS_COMMIT_RANGE} | grep -oP '(?<=keyboards/'${KB}'/keymaps/)([a-zA-Z0-9_]+)(?=\/)' | sort -u)
-					for KM in $MKM ; do
-						echo "Making $KM for $KB"
-						make ${KB}:${KM}
-						: $((exit_code = $exit_code + $?))
-					done
-				fi
-			done
-		fi
+		done
 	fi
-	exit $exit_code
-fi
+done
+
+exit $exit_code
diff --git a/util/travis_compiled_push.sh b/util/travis_compiled_push.sh
index 8ca65f21a..e0490cd70 100755
--- a/util/travis_compiled_push.sh
+++ b/util/travis_compiled_push.sh
@@ -1,5 +1,6 @@
 #!/bin/bash
 
+source util/travis_utils.sh
 source util/travis_push.sh
 
 set -o errexit -o nounset
diff --git a/util/travis_docs.sh b/util/travis_docs.sh
index 5cfd63466..93c2d7186 100755
--- a/util/travis_docs.sh
+++ b/util/travis_docs.sh
@@ -1,5 +1,6 @@
 #!/bin/bash
 
+source util/travis_utils.sh
 source util/travis_push.sh
 
 if [[ "$TRAVIS_COMMIT_MESSAGE" != *"[skip docs]"* ]] ; then 
diff --git a/util/travis_push.sh b/util/travis_push.sh
index d100f9d48..7f7d4c2c6 100755
--- a/util/travis_push.sh
+++ b/util/travis_push.sh
@@ -1,10 +1,5 @@
 # Use this by sourcing it in your script.
 
-TRAVIS_BRANCH="${TRAVIS_BRANCH:master}"
-TRAVIS_PULL_REQUEST="${TRAVIS_PULL_REQUEST:false}"
-TRAVIS_COMMIT_MESSAGE="${TRAVIS_COMMIT_MESSAGE:-none}"
-TRAVIS_COMMIT_RANGE="${TRAVIS_COMMIT_RANGE:-HEAD~1..HEAD}"
-
 if [[ "$TRAVIS_BRANCH" == "master" && "$TRAVIS_PULL_REQUEST" == "false" ]] ; then
 	git config --global user.name "QMK Bot"
 	git config --global user.email "hello@qmk.fm"
diff --git a/util/travis_test.sh b/util/travis_test.sh
index 9b7402c28..95991907e 100644
--- a/util/travis_test.sh
+++ b/util/travis_test.sh
@@ -1,26 +1,9 @@
 #!/bin/bash
 
-# if docker is installed - patch calls to within the qmk docker image
-if command -v docker >/dev/null; then
-    function make() {
-        docker run --rm -e MAKEFLAGS="$MAKEFLAGS" -w /qmk_firmware/ -v "$PWD":/qmk_firmware --user $(id -u):$(id -g) qmkfm/base_container make "$@"
-    }
-    function qmk() {
-        docker run --rm -w /qmk_firmware/ -v "$PWD":/qmk_firmware --user $(id -u):$(id -g) qmkfm/base_container bin/qmk "$@"
-    }
-fi
+source util/travis_utils.sh
 
-TRAVIS_COMMIT_MESSAGE="${TRAVIS_COMMIT_MESSAGE:-none}"
-TRAVIS_COMMIT_RANGE="${TRAVIS_COMMIT_RANGE:-HEAD~1..HEAD}"
-
-# test force push
-#TRAVIS_COMMIT_RANGE="c287f1bfc5c8...81f62atc4c1d"
-
-BRANCH=$(git rev-parse --abbrev-ref HEAD)
-CHANGES=$(git diff --name-only -n 1 ${TRAVIS_COMMIT_RANGE})
-
-NUM_CORE_CHANGES=$(echo "$CHANGES" | grep -Ecv -e '^(docs/)' -e '^(keyboards/)' -e '^(layouts/)')
-NUM_PY_CHANGES=$(echo "$CHANGES" | grep -Ec -e '^(lib/python/)' -e '^(bin/qmk)')
+NUM_CORE_CHANGES=$(echo "$QMK_CHANGES" | grep -Ecv -e '^(docs/)' -e '^(keyboards/)' -e '^(layouts/)' -e '^(util/)' -e '^(lib/python/)' -e '^(bin/qmk)' -e '^(requirements.txt)' -e '(.travis.yml)')
+NUM_PY_CHANGES=$(echo "$QMK_CHANGES" | grep -Ec -e '^(lib/python/)' -e '^(bin/qmk)')
 
 if [[ "$TRAVIS_COMMIT_MESSAGE" == *"[skip test]"* ]]; then
     echo "Skipping due to commit message"
@@ -29,14 +12,14 @@ fi
 
 exit_code=0
 
-if [ "$BRANCH" == "master" ] || [ "$NUM_CORE_CHANGES" != "0" ]; then
+if [ "$LOCAL_BRANCH" == "master" ] || [ "$NUM_CORE_CHANGES" != "0" ]; then
     echo "Running tests."
     make test:all
     : $((exit_code = $exit_code + $?))
 
 fi
 
-if [ "$BRANCH" == "master" ] || [ "$NUM_PY_CHANGES" != "0" ]; then
+if [ "$LOCAL_BRANCH" == "master" ] || [ "$NUM_PY_CHANGES" != "0" ]; then
     echo "Running python tests."
     qmk pytest
     : $((exit_code = $exit_code + $?))
diff --git a/util/travis_utils.sh b/util/travis_utils.sh
new file mode 100755
index 000000000..031bcda1a
--- /dev/null
+++ b/util/travis_utils.sh
@@ -0,0 +1,24 @@
+# Use this by sourcing it in your script.
+
+# Provide sane defaults for travis environment
+TRAVIS_BRANCH="${TRAVIS_BRANCH:master}"
+TRAVIS_PULL_REQUEST="${TRAVIS_PULL_REQUEST:false}"
+TRAVIS_COMMIT_MESSAGE="${TRAVIS_COMMIT_MESSAGE:-none}"
+TRAVIS_COMMIT_RANGE="${TRAVIS_COMMIT_RANGE:-HEAD~1..HEAD}"
+
+# test force push
+#TRAVIS_COMMIT_RANGE="c287f1bfc5c8...81f62atc4c1d"
+
+# Extra variables
+LOCAL_BRANCH=${TRAVIS_PULL_REQUEST_BRANCH:-${TRAVIS_BRANCH}}
+QMK_CHANGES=$(git diff --name-only HEAD ${TRAVIS_BRANCH})
+
+# if docker is installed - patch calls to within the qmk docker image
+if command -v docker >/dev/null; then
+    function make() {
+        docker run --rm -e MAKEFLAGS="$MAKEFLAGS" -w /qmk_firmware/ -v "$PWD":/qmk_firmware --user $(id -u):$(id -g) qmkfm/base_container make "$@"
+    }
+    function qmk() {
+        docker run --rm -w /qmk_firmware/ -v "$PWD":/qmk_firmware --user $(id -u):$(id -g) qmkfm/base_container bin/qmk "$@"
+    }
+fi