Add check integrity script

check_integrity.sh

@@ -0,0 +1,50 @@
+#!/usr/bin/env bash
+
+err() {
+    echo "$1"
+    exit 1
+}
+
+check_bash_script() {
+    local cmd="git-$1"
+    test -x "bin/$cmd" || err "bin/$cmd is either non-existent or unexecutable"
+    shebang=$(head -n 1 "bin/$cmd")
+    test "$shebang" == "#!/usr/bin/env bash" || \
+        err "start git-$1 with '#!/usr/bin/env bash'"
+}
+
+check_documentation() {
+    local cmd="git-$1"
+    test -f "man/$cmd.md" || err "man/$cmd.md required"
+    test -f "man/$cmd.1" || err "man/$cmd.1 required"
+    test -f "man/$cmd.html" || err "man/$cmd.html required"
+}
+
+check_Commands_page() {
+    local whitelist=('bug' 'chore' 'feature' 'refactor')
+    for cmd in ${whitelist[*]}; do
+        test "$1" == "$cmd" && return
+    done
+    grep "\- \[\`git $1\`\](#git-$1)" Commands.md > /dev/null && \
+    grep "^## git $1" Commands.md > /dev/null || \
+        err "Update Commands.md with git-$1 is required"
+}
+
+check_completion() {
+    grep "$1:" etc/git-extras-completion.zsh > /dev/null || \
+        err "Update git-extras-completion.zsh with git-$1 is required"
+}
+
+check() {
+    check_bash_script "$1"
+    check_documentation "$1"
+    check_Commands_page "$1"
+    check_completion "$1"
+}
+
+test $# == 0 && err "Please give your command name"
+for name in "$@"; do
+    [[ "$name" == "rscp" || "$name" == "line-summary" ]] && continue
+    check "$name"
+done
+echo 'All is done'