fix: fix readme identation; fix escaping for marker; fix identation of option loop

Author: tarfu

README.md

@@ -608,8 +608,13 @@ Unlike most other hooks, this hook triggers once if there are any changed files
         - --hook-config=--add-to-existing-file=true     # Boolean. true or false
         - --hook-config=--create-file-if-not-exist=true # Boolean. true or false
         - --hook-config=--use-standard-markers=true     # Boolean. Defaults to true (v1.93+), false (<v1.93). Set to true for compatibility with terraform-docs
-        - --hook-config=--custom-marker-begin     # String. Defaults to "<!-- BEGIN_TF_DOCS -->" (v1.93+), "<!-- BEGINNING OF PRE-COMMIT-TERRAFORM DOCS HOOK -->" (<v1.93). Set to use custom marker which helps you with using other formats like asciidoc
-        - --hook-config=--custom-marker-end     # String. Defaults to "<!-- END_TF_DOCS -->" (v1.93+), "<!-- END OF PRE-COMMIT-TERRAFORM DOCS HOOK -->" (<v1.93). Set to use custom marker which helps you with using other formats like asciidoc
+          # The following two options "--custom-marker-begin" and "--custom-marker-end" are ignored if "--use-standard-markers" is set to false
+        - --hook-config=--custom-marker-begin           # String. Defaults to "<!-- BEGIN_TF_DOCS -->" (v1.93+), "<!-- BEGINNING OF PRE-COMMIT-TERRAFORM DOCS HOOK -->" (<v1.93).
+                                                        # Set to use custom marker which helps you with using other formats like asciidoc. 
+                                                        # For Asciidoc this could be "--hook-config=--custom-marker-begin=// BEGIN_TF_DOCS"
+        - --hook-config=--custom-marker-end             # String. Defaults to "<!-- END_TF_DOCS -->" (v1.93+), "<!-- END OF PRE-COMMIT-TERRAFORM DOCS HOOK -->" (<v1.93).
+                                                        # Set to use custom marker which helps you with using other formats like asciidoc.
+                                                        # For Asciidoc this could be "--hook-config=--custom-marker-end=// END_TF_DOCS"
     ```
 
 4. If you want to use a terraform-docs config file, you must supply the path to the file, relative to the git repo root path:

hooks/terraform_docs.sh

@@ -42,8 +42,8 @@ function replace_old_markers {
 
   # Determine the appropriate sed command based on the operating system (GNU sed or BSD sed)
   sed --version &> /dev/null && SED_CMD=(sed -i) || SED_CMD=(sed -i '')
-  "${SED_CMD[@]}" -e "s|^${old_insertion_marker_begin}$|${insertion_marker_begin}|" "$file"
-  "${SED_CMD[@]}" -e "s|^${old_insertion_marker_end}$|${insertion_marker_end}|" "$file"
+  "${SED_CMD[@]}" -e "s/^${old_insertion_marker_begin}$/${insertion_marker_begin//\//\\/}/" "$file"
+  "${SED_CMD[@]}" -e "s/^${old_insertion_marker_end}$/${insertion_marker_begin//\//\\/}/" "$file"
 }
 
 #######################################################################
@@ -115,11 +115,13 @@ function terraform_docs {
         common::colorify "yellow" "WARNING: --use-standard-markers is deprecated and will be removed in the future."
         common::colorify "yellow" "         All needed changes already done by the hook, feel free to remove --use-standard-markers setting from your pre-commit config"
         ;;
-        --custom-marker-begin)
+      --custom-marker-begin)
         insertion_marker_begin=$value
+        common::colorify "yellow" "INFO: --custom-marker-begin is used and the marker is set to \"$value\"."
         ;;
-        --custom-marker-end)
+      --custom-marker-end)
         insertion_marker_end=$value
+        common::colorify "yellow" "INFO: --custom-marker-end is used and the marker is set to \"$value\"."
         ;;
     esac
   done