added script to propagate commits across CV branches

build/propagate-commit-to-branches.sh

@@ -0,0 +1,95 @@
+#!/bin/bash
+set -euo pipefail
+
+# Color definitions
+BOLD='\033[1m'
+RED='\033[31m'
+BLUE='\033[34m'
+GREEN='\033[32m'
+YELLOW='\033[33m'
+RESET='\033[0m'
+
+if [[ $# -ne 1 ]]; then
+    echo -e "${BOLD}${RED}Error${RESET}${RED}: No commit hash provided.${RESET}"
+    echo "Usage: $0 <commit-hash>"
+    exit 1
+fi
+
+COMMIT="$1"
+START_BRANCH="$(git branch --show-current)"
+
+if [[ -z "$START_BRANCH" ]]; then
+    echo -e "${BOLD}${RED}Error${RESET}${RED}: Detached HEAD is not supported.${RESET}"
+    exit 1
+fi
+
+if ! git rev-parse --verify --quiet "${COMMIT}^{commit}" >/dev/null; then
+    echo -e "${BOLD}${RED}Error${RESET}${RED}: Commit '$COMMIT' not found.${RESET}"
+    exit 1
+fi
+
+COMMIT="$(git rev-parse --short "$COMMIT")"
+PARENT_COUNT="$(git rev-list --parents -n 1 "$COMMIT" | wc -w | tr -d ' ')"
+
+if [[ "$PARENT_COUNT" -gt 2 ]]; then
+    echo -e "${BOLD}${RED}Error${RESET}${RED}: Merge commits are not supported.${RESET}"
+    exit 1
+fi
+
+if [[ -n "$(git status --porcelain)" ]]; then
+    echo -e "${BOLD}${RED}Error${RESET}${RED}: Working tree is not clean.${RESET}"
+    echo "Commit, stash, or discard local changes before replicating a commit."
+    exit 1
+fi
+
+restore_branch() {
+    git switch --quiet "$START_BRANCH"
+}
+
+handle_error() {
+    echo -e "${BOLD}${RED}Error${RESET}${RED}: Replication failed on branch '$(git branch --show-current)'.${RESET}"
+
+    if [[ -f "$(git rev-parse --git-path CHERRY_PICK_HEAD 2>/dev/null || true)" ]]; then
+        git cherry-pick --abort >/dev/null 2>&1 || true
+    fi
+
+    restore_branch
+    exit 1
+}
+
+trap handle_error ERR
+
+echo -e "${BLUE}Replicating commit ${COMMIT} from '${START_BRANCH}' to local branches.${RESET}"
+
+while IFS= read -r BRANCH; do
+    if [[ "$BRANCH" == "$START_BRANCH" ]]; then
+        continue
+    fi
+
+    git switch --quiet "$BRANCH"
+
+    if git merge-base --is-ancestor "$COMMIT" HEAD; then
+        echo -e "${YELLOW}Skipping ${BRANCH}: commit is already present.${RESET}"
+        continue
+    fi
+
+    echo -e "${BLUE}Cherry-picking ${COMMIT} onto ${BRANCH}.${RESET}"
+    if ! git cherry-pick "$COMMIT"; then
+        if git diff --quiet && git diff --cached --quiet; then
+            echo -e "${YELLOW}Skipping ${BRANCH}: commit is already applied as an equivalent patch.${RESET}"
+            git cherry-pick --skip
+            continue
+        fi
+
+        false
+    fi
+
+    echo -e "${GREEN}Commit successfully cherry-picked to ${BRANCH}.${RESET}"
+    git push
+    echo -e "${GREEN}Branch ${BRANCH} successfully pushed.${RESET}"
+
+done < <(git for-each-ref --format='%(refname:short)' refs/heads)
+
+restore_branch
+
+echo -e "${GREEN}Done. Returned to '${START_BRANCH}'.${RESET}"