Merge pull request #8 from davidraviv/remove_node_dependancy

Remove dependency on Node.js

README.md

@@ -29,10 +29,7 @@ Use the `--dry-run` flag to see the list of branches to be deleted before actual
 
 When using the `--dry-run` flag, deleting the branches is skipped. All the rest is always performed.
 ## Dependencies
-The extension relays on:
-- gh CLI v2.0
-- git v2.22
+The extension depends on:
 - zsh
-- node.js
-
-I may remove the last two dependencies, they are not really needed (pull requests are welcomed!). It helped me for fast developing it.
+- git v2.22
+- gh CLI v2.0

gh-clean-branches

@@ -49,24 +49,20 @@ remote_branches_str=${remote_branches_str//${upstream_name}\// } # trim the "ori
 printf "%s\n%s\n" "${blue}Local branches:${end}" "${local_branches_str}"
 printf "%s\n%s\n" "${blue}Remote branches:${end}" "${remote_branches_str}"
 
-missing_upstream_branches_str=`node -e "
-const args = process.argv.slice(1);
-const local_branches_str = args[0]
-const remote_branches_str = args[1]
+setopt extended_glob
+local_branches=("${(f)local_branches_str}")                    # split string by \n to array
+local_branches=(${local_branches:#* ${default_branch}})        # filter out default_branch
+local_branches=(${local_branches// ##})                        # trim spaces
 
-local_branches = local_branches_str.trim().split('\n').filter(b => !b.includes(' ${default_branch}')).map(b => b.trim())
-remote_branches = remote_branches_str.trim().split('\n').filter(b => !b.includes(' ${default_branch}')).map(b => b.trim())
-missing_upstream_branches = local_branches.filter(b => !remote_branches.includes(b))
+remote_branches=("${(f)remote_branches_str}")                  # split string by \n to array
+remote_branches=(${remote_branches:#* ${default_branch}})      # filter out default_branch
+remote_branches=(${remote_branches// ##})                      # trim spaces
 
-console.log(missing_upstream_branches.join(','))
-" $local_branches_str $remote_branches_str`
-
-missing_upstream_branches=("${(@s/,/)missing_upstream_branches_str}") # @ modifier
+missing_upstream_branches=(${local_branches:|remote_branches}) # local_branches minus remote_branches
 
 branches_count=${#missing_upstream_branches[@]}
 
-# No results returns an array with a single empty element
-if [[ ${branches_count} -eq 1 ]] && [[ -z "${missing_upstream_branches[1]}" ]]; then
+if [[ ${branches_count} -eq 0 ]]; then
     printf "%s\n" "${green}No local branches with missing upstream found${end}"
 else
     printf "%s\n" "${blue}Local branches with missing upstream:${end}"