feat: Add commands to create PR, tag and untag

mu.sh

@@ -581,6 +581,9 @@ function cmd_directory() {
   echo
   echo -e "  GitHub:"
   echo -e "${COLOR_CYAN}       gist${COLOR_RESET} - Downloads all files from a gist to the working directory"
+  echo -e "${COLOR_CYAN}         pr${COLOR_RESET} - Creates a local branch from the provided title, pushes it to remote and creates a PR from it with the same title"
+  echo -e "${COLOR_CYAN}        tag${COLOR_RESET} - Creates a tag in both local and remote Git repository"
+  echo -e "${COLOR_CYAN}      untag${COLOR_RESET} - Deletes a tag from both local and remote Git repository"
 }
 
 # Downloads all files from a Gist to the working directory individually. This
@@ -600,19 +603,78 @@ function cmd_gist() {
   curl -sS --remote-name-all $(curl -sS https://api.github.com/gists/$1 | jq -r '.files[].raw_url')
 }
 
+# Creates a tag in both local and remote Git repository.
+#
+# @param $1 The tag to create.
+function cmd_tag() {
+  if [[ "$1" == "-h" ]]; then
+    echo -e "${COLOR_PURPLE}HELP: ${COLOR_BLUE}mu ${COLOR_CYAN}tag <tag>${COLOR_RESET}"
+    echo
+    echo -e "Creates a ${COLOR_CYAN}<tag>${COLOR_RESET} in local and remote Git repository."
+    return
+  fi
+
+  git tag $1
+  git push --tags
+}
+
+# Deletes a tag from both local and remote Git repository.
+#
+# @param $1 The tag to delete.
+function cmd_untag() {
+  if [[ "$1" == "-h" ]]; then
+    echo -e "${COLOR_PURPLE}HELP: ${COLOR_BLUE}mu ${COLOR_CYAN}untag <tag>${COLOR_RESET}"
+    echo
+    echo -e "Deletes ${COLOR_CYAN}<tag>${COLOR_RESET} from local and remote Git repository."
+    return
+  fi
+
+  git tag -d $1
+  git push -d origin $1
+}
+
+# Creates a local branch from the provided title, pushes it to remote and
+# creates a PR from it with the same title.
+#
+# @param $1 The title of the PR.
+function cmd_pr() {
+  if [[ "$1" == "-h" ]]; then
+    echo -e "${COLOR_PURPLE}HELP: ${COLOR_BLUE}mu ${COLOR_CYAN}pr <title>${COLOR_RESET}"
+    echo
+    echo -e "Creates a new local branch derived from ${COLOR_CYAN}<title>${COLOR_RESET}, pushes it to remote and creates a PR from it with the same ${COLOR_CYAN}<title>${COLOR_RESET}."
+    return
+  fi
+
+  local branch_name=$(echo "$1" |
+    sed 's/\([^:]*\):\{0,1\} \{0,1\}\(.*\)/\1\/\2/' | # Parse type
+    tr '[:upper:]' '[:lower:]' | # Convert to lowercase
+    tr -s ' ' | # Comporess consecutive spaces into one
+    tr ' ' '-' | # Replace spaces with hyphens
+    sed 's/^-//' | # Remove leading hyphen if any
+    sed 's/\/-/\//g' # Remove hyphen after / if any
+  )
+
+  git checkout -b $branch_name
+  git push origin $branch_name
+  gh pr create -t $1
+}
+
 # Main process.
 if   [[ "$1" == "" ]] || [[ "$1" == "help" ]] || [[ "$1" == "h" ]];        then cmd_directory $2
 elif [[ "$1" == "add" ]] || [[ "$1" == "a" ]];                             then cmd_add $2
 elif [[ "$1" == "cache" ]];                                                then cmd_cache $2
 elif [[ "$1" == "cd" ]];                                                   then cmd_cd $2
 elif [[ "$1" == "clean" ]];                                                then cmd_clean $2
-elif [[ "$1" == "gist" ]];                                                 then cmd_gist $2
 elif [[ "$1" == "list" ]] || [[ "$1" == "ls" ]] || [[ "$1" == "l" ]];      then cmd_list $2
 elif [[ "$1" == "edit" ]];                                                 then cmd_edit_registry $2
 elif [[ "$1" == "open" ]] || [[ "$1" == "o" ]];                            then cmd_open $2
 elif [[ "$1" == "remove" ]] || [[ "$1" == "rm" ]] || [[ "$1" == "r" ]];    then cmd_remove $2
 elif [[ "$1" == "project" ]] || [[ "$1" == "p" ]];                         then cmd_project $2
 elif [[ "$1" == "version" ]] || [[ "$1" == "-v" ]];                        then echo -e "v$VERSION"
+elif [[ "$1" == "gist" ]];                                                 then cmd_gist $2
+elif [[ "$1" == "pr" ]];                                                   then cmd_pr $2
+elif [[ "$1" == "tag" ]];                                                  then cmd_tag $2
+elif [[ "$1" == "untag" ]];                                                then cmd_untag $2
 else echo -e "${COLOR_BLUE}mu: ${COLOR_RESET}Unsupported command:" $1
 fi