Minor improvment and fix typos in installation script

install.sh

@@ -1,6 +1,6 @@
-#! /usr/bin/env bash
+#!/usr/bin/env bash
 
-# WARNING: Please make this shell not working-directory dependant, for example
+# WARNING: Please make this shell not working-directory dependent, for example
 # instead of using 'ls blabla', use 'ls "${REPO_DIR}/blabla"'
 #
 # WARNING: Don't use "cd" in this shell, use it in a subshell instead,
@@ -20,8 +20,8 @@ colors=("${COLOR_VARIANTS[@]}")
 opacities=("${OPACITY_VARIANTS[@]}")
 
 usage() {
-  # Please specify their default value manually, some of them are come from _variables.scss
+  # Please specify their default value manually, some of them come from _variables.scss
-  # You also have to check and update them regurally
+  # You also have to check and update them regularly
   helpify_title
   helpify "-d, --dest"           "DIR"                                        "Set destination directory"                "Default is '${THEME_DIR}'"
   helpify "-n, --name"           "NAME"                                       "Set theme name"                           "Default is '${THEME_NAME}'"
@@ -38,9 +38,9 @@ usage() {
   helpify "-N, --nautilus-style" "[$(IFS='|'; echo "${NAUTILUS_STYLE_VARIANTS[*]}")]" "Set Nautilus style"                 "Default is BigSur-like style (stabled sidebar)"
   helpify "-l, --libadwaita"              ""                                     "Install theme into gtk4.0 config for libadwaita" "Default is dark version"
   helpify "-HD, --highdefinition"         ""                                     "Set to High Definition size"            "Default is laptop size"
-  helpify "--normal, --normalshowapps"    ""                                          "Set gnome-shell show apps button style to normal" "Default is bigsur"
+  helpify "--normal, --normalshowapps"    ""                                     "Set gnome-shell show apps button style to normal" "Default is BigSur"
   helpify "--round, --roundedmaxwindow"   ""                                     "Set maximized window to rounded"        "Default is square"
-  helpify "--right, --rightplacement"     ""                                          "Set Nautilus titlebutton placement to right"      "Default is left"
+  helpify "--right, --rightplacement"     ""                                     "Set Nautilus title button placement to right" "Default is left"
   helpify "--black, --blackfont"          ""                                     "Set panel font color to black"          "Default is white"
   helpify "--darker, --darkercolor"       ""                                     "Install darker '${THEME_NAME}' dark themes" ""
   helpify "--nord, --nordcolor"           ""                                     "Install '${THEME_NAME}' Nord ColorScheme themes" ""
@@ -63,13 +63,13 @@ while [[ $# -gt 0 ]]; do
   # We can only show dialogs when there's no error and no -r parameter
   #
   # * shift for parameters that have no value
-  # * shift 2 for parameter that have a value
+  # * shift 2 for parameter that has a value
   #
   # Please don't exit any error here if possible. Let it show all error warnings
   # at once
 
   case "${1}" in
-    # Parameters that don't require value
+    # Parameters that don't require a value
     -r|--remove|-u|-uninstall)
       uninstall='true'; shift ;;
     --silent-mode)
@@ -94,7 +94,7 @@ while [[ $# -gt 0 ]]; do
       monterey="true"; shift ;;
     -l|--libadwaita)
       libadwaita="true"; shift ;;
-    # Parameters that require value, single use
+    # Parameters that require a value, single use
     -b|--background)
       check_param "${1}" "${1}" "${2}" "must" "must" "must" "false" && shift 2 || shift ;;
     -d|--dest)
@@ -111,7 +111,7 @@ while [[ $# -gt 0 ]]; do
       check_param "${1}" "${1}" "${2}" "optional" "optional" "optional" && shift 2 || shift ;;
     -N|--nautilus-style)
       check_param "${1}" "${1}" "${2}" "optional" "optional" "optional" && shift 2 || shift ;;
-      # Parameters that require value, multiple use
+    # Parameters that require a value, multiple use
     -a|--alt)
       check_param "${1}" "${1}" "${2}" "not-at-all" "must" "must" && shift 2 || shift ;;
     -o|--opacity)
@@ -136,15 +136,15 @@ if [[ "${uninstall}" == 'true' ]]; then
   if [[ "${libadwaita}" == 'true' ]]; then
     if [[ "$UID" != '0' ]]; then
       remove_libadwaita
-      prompt -s "Removed gtk-4.0 theme files in '${HOME}/.config/gtk-4.0/' !";
+      prompt -s "Removed gtk-4.0 theme files in '${HOME}/.config/gtk-4.0/'!"
     else
       prompt -e "Do not run '--libadwaita' option with sudo!"; echo
     fi
   else
     prompt -i "Removing '${name}' gtk themes in '${dest}'... \n"
-    prompt -w "REMOVAL: Non file-related parameters will be ignored. \n"
+    prompt -w "REMOVAL: Non-file-related parameters will be ignored. \n"
     remove_themes; remove_libadwaita
-    prompt -s "Done! All '${name}' gtk themes in has been removed."
+    prompt -s "Done! All '${name}' gtk themes have been removed."
   fi
 
   if [[ -f "${MISC_GR_FILE}.bak" ]]; then
@@ -183,8 +183,8 @@ else
     fi
   fi
 
-#  if (is_running "xfce4-session"); then
+  #  if (is_running "xfce4-session"); then
-#    msg="XFCE: you may need to run 'xfce4-panel -r' after changing your theme to fix your panel opacity."
+  #    msg="XFCE: you may need to run 'xfce4-panel -r' after changing your theme to fix your panel opacity."
   if (is_my_distro "solus") && (is_running "gnome-session"); then
     msg="GNOME: you may need to disable 'User Themes' extension to fix your dock."
     # elif (is_running "gnome-session") && [[ "${GNOME_VERSION}" == "3-28" ]]; then
@@ -200,9 +200,9 @@ else
 
   echo; prompt -w "${final_msg}"
 
-#  if has_command notify-send && [[ "$UID" != '0' ]]; then
+  #  if has_command notify-send && [[ "$UID" != '0' ]]; then
-#    notify-send "'${name}' theme has been installed. Enjoy!" "${notif_msg}" -i "dialog-information-symbolic"
+  #    notify-send "'${name}' theme has been installed. Enjoy!" "${notif_msg}" -i "dialog-information-symbolic"
-#  fi
+  #  fi
 fi
 
 echo