From df9b1e5be6c370ba16c6a790c713f9467cf5a002 Mon Sep 17 00:00:00 2001
From: Enrique Benitez <enriquebenitezjr@gmail.com>
Date: Sun, 7 May 2017 22:20:23 -0500
Subject: [PATCH] spaces in folder names support - fix subshell issue: not
 updating modules_removed global variable

---
 wipe-modules.sh | 84 +++++++++++++++++++++++++++----------------------
 1 file changed, 47 insertions(+), 37 deletions(-)

diff --git a/wipe-modules.sh b/wipe-modules.sh
index 038b369..10b162d 100644
--- a/wipe-modules.sh
+++ b/wipe-modules.sh
@@ -32,47 +32,32 @@ usage() {
 EOF
 }
 
-# instructs agent gir to start ripping off those pesky node_modules
-go_gir() {
-  # move to code directory
-  cd $code_dir
-
-  # if $dry is --dry (or -D) then show message
-  if [ "$dry" == "--dry" -o "$dry" == "-D" ]; then
-    echo "\033[90m The node_modules in the following directories can be wiped out. \033[39m"
-    sleep 2
-    echo ""
-  fi
-
-  # find the code directories whose last modify time (mtime) is older than $last_modified days
-  # and loop through each resulting dir
-  find . -maxdepth 1 -type d -mtime +$last_modified | while read d; do
-    if [ "$d" == "." ]; then
-      continue
-    fi
-    # move to code dir subdirectory
-    cd "$d"
-    if [ `find . -maxdepth 1 -type d -name 'node_modules'` ]
+# wipe node_modules
+wipe() {
+  dir="$1" # now dir is the 1st parameter ($1)
+  dir="${dir%/}" # strip trailing slash
+  dir="${dir##*/}" # strip path and leading slash
+  cd "$dir"
+  if [ $(find . -maxdepth 1 -type d -name 'node_modules') ]; then
+    # if $dry is not --dry (or -D) then just print the name of the folder that
+    # matches the search
+    if [ "$dry" == "--dry" -o "$dry" == "-D" ]
     then
-      # if $dry is not --dry (or -D) then just print the name of the folder that
-      # matches the search
-      if [ "$dry" == "--dry" -o "$dry" == "-D" ]
-      then
-        # print the current directory name
-        echo "$d"
-        modules_removed=`expr $modules_removed + 1`
-      else
-        # wipe the node_modules folder!
-        rm -rf node_modules
-        modules_removed=`expr $modules_removed + 1`
-      fi
+      # print the current directory name
+      echo "\033[90m $dir \033[39m"
+    else
+      # wipe the node_modules folder!
+      rm -rf node_modules
     fi
 
-    # go one directory up to continue iterating
-    cd ..
-  done
+    # counter for modules to be removed
+    modules_removed=$(expr $modules_removed + 1)
+  fi
+  cd ..
+}
 
-  # display nice little information message when done
+# exit message
+display_message() {
   if [ $modules_removed -gt 0 ]; then
     if [ "$dry" == "--dry" -o "$dry" == "-D" ]; then
       echo ""
@@ -85,6 +70,31 @@ go_gir() {
   fi
 }
 
+# instructs agent gir to start ripping off those pesky node_modules
+go_gir() {
+  # move to code directory
+  cd $code_dir
+
+  # if $dry is --dry (or -D) then show message
+  if [ "$dry" == "--dry" -o "$dry" == "-D" ]; then
+    echo "\033[90m The node_modules in the following directories can be wiped out: \033[39m"
+    sleep 2
+    echo ""
+  fi
+
+  # find $code_dir directories whose last modify time (mtime) is older than
+  # $last_modified days, loop through each resulting dir and execute wipe function
+  # then display message
+  find . -maxdepth 1 -type d -mtime +$last_modified |
+  {
+    while read d; do
+      wipe "$d"
+    done
+
+    display_message
+  }
+}
+
 # if $1 parameter is --help or -h then show usage info
 if [ "$1" == "--help" -o "$1" == "-h" ]
 then