Fix Bash scripts

action.yml

@@ -121,7 +121,7 @@ runs:
 
               # Obtain the PR body and the necessary labels.
               PR_BODY=$(bash ${{ github.action_path }}/src/tools/markdown_pr_body.sh "added" "false" "${{ github.action_path }}")
-              LABELS_FETCH=$(bash ${{ github.action_path }}/src/tools/fetch_labels.sh "${{ github.action_path }}" "${{ env.REPOS_FILENAME }}" "fetch")
+              LABELS_FETCH=$(bash ${{ github.action_path }}/src/tools/fetch_labels.sh "${{ env.REPOS_FILENAME }}" "fetch")
 
               # Create the pull request with the given data.
               gh pr create --base ${GITHUB_REF##*/} --head ${{ inputs.branch_name }} --title '${{ inputs.commit_message }}' --body "Repositories were added or updated using the Submodules Alternative tool." || true
@@ -136,7 +136,7 @@ runs:
 
               # Get the branches that will be used to create the PRs.
               BRANCHES=$(lua -e 'local repos = require("${{ env.REPOS_FILENAME }}").repos; dofile("${{ github.action_path }}/src/helper-functions.lua"); get_repo_branches(repos)')
-              LABELS_UPDATE=$(bash ${{ github.action_path }}/src/tools/fetch_labels.sh "${{ github.action_path }}" "${{ env.REPOS_FILENAME }}" "update")
+              LABELS_UPDATE=$(bash ${{ github.action_path }}/src/tools/fetch_labels.sh "${{ env.REPOS_FILENAME }}" "update")
 
               for branch in ${BRANCHES[@]}; do
                 # Obtain the PR body and adjust it to the updated subtree.

src/tools/fetch_labels.sh

@@ -3,18 +3,17 @@
 #
 # Arguments:
 # [0]: Taken by Bash, the name of the script
-# [1]: The action path to obtain the necessary files.
-# [2]: The repositories filename to obtain the configuration from. E.g.: `repos.lua`
-# [3]: The mode that will be used. Available modes are: "fetch" and "update"
+# [1]: The repositories filename to obtain the configuration from. E.g.: `repos.lua`
+# [2]: The mode that will be used. Available modes are: "fetch" and "update"
 
 labels=""
 
-if [ args[3] == "fetch" ]; then
-    labels=$(lua -e 'local labels = require("args[2]").config; if labels.labels_fetch then print(labels.labels_fetch) end') || "repo-fetch,dependencies"
-elif [ args[3] == "update" ]; then
-    labels=$(lua -e 'local labels = require("args[2]").config; if labels.labels_update then print(labels.labels_update) end') || "dependencies"
+if [ "$3" == "fetch" ]; then
+    labels=$(lua -e 'local labels = require("$2").config; if labels.labels_fetch then print(labels.labels_fetch) end') || "repo-fetch,dependencies"
+elif [ "$3" == "update" ]; then
+    labels=$(lua -e 'local labels = require("$2").config; if labels.labels_update then print(labels.labels_update) end') || "dependencies"
 else
-    echo "Invalid mode. Providing basic labels"
+    # Invalid mode. Basic labels will be used instead.
     labels="dependencies"
 fi
 

src/tools/pr_number.sh

@@ -6,7 +6,7 @@
 # [1]: The current branch name. Usually `${GITHUB_REF##*/}`
 # [2]: The branch name that has the new changes
 
-pr=$(gh pr list --base args[1] --head args[2])
+pr=$(gh pr list --base $1 --head $2)
 pr_number=$(echo $pr | cut -d' ' -f1)
 
 # Does it have any content?