extended trailing whitespace script

scripts/reminder.sh

@@ -1,37 +0,0 @@
-#!/usr/bin/env bash
-
-source process-status.sh
-
-function set_reminder {
-    message_reminder=$(
-        cat <<'EOF'
-enter reminder message to display when the timer rings
-EOF
-    )
-    message_time="$(
-        cat <<'EOF'
-enter reminder time in one of the following formats:
-    `18:00`
-    `<time> + 5 minutes` - time can be `now`
-EOF
-    )"
-
-    if ! is_process_running "atd.service"; then
-        notify-send "ERROR" "[atd.service] is not running"
-    fi
-
-    reminder="$(fuzzel --dmenu)"
-    if [[ -z "${reminder}" ]]; then return 1; fi
-
-    time="$(fuzzel --dmenu)"
-    if [[ -z "${time}" ]]; then return 1; fi
-
-    if ! $(echo "notify-send '${reminder}'" | at "${time}"); then
-        notify-send "failed to set reminder"
-        return
-    fi
-
-    notify-send "set reminder at ${time}"
-}
-
-set_reminder

scripts/trailing-whitespace.sh

@@ -1,23 +1,107 @@
 #!/usr/bin/env bash
 
-files=($(find . -not -path "*/.git/*" -type f -exec grep -Iq . {} \; -print))
-unset trailing_whitespace
+function remove-whitespace {
 
-for file in ${files[@]}; do
-    sed -i 's/\r$//' ${file}
-    if [[ -n "$(sed -ne '/[[:space:]]$/p' ${file})" ]]; then
-        sed -i 's/[[:space:]]$//' ${file}
-        trailing_whitespace+="${file}\n"
+    unset line_endings
+    unset help
+    unset quiet
+    unset files
+
+    for arg in $@; do
+        case ${arg} in
+        "-e" | "--eol" | "--end-of-line")
+            line_endings="true"
+            continue
+            ;;
+        "-h" | "--help" | "-help")
+            help="true"
+            continue
+            ;;
+        "-n" | "--quiet")
+            quiet="true"
+            continue
+            ;;
+        *) ;;
+        esac
+
+        if [[ -f "${arg}" ]]; then
+            grep -Iq . "${arg}" && files=(${files} "${arg}")
+            continue
+        fi
+        if [[ -d "${arg}" ]]; then
+            files=(${files} $(find "${arg}" \
+                -not -path "*/.git/*" \
+                -not -name "*.lst" \
+                -not -name "*.map" \
+                -not -name "*.svd" \
+                -not -name "*.sym" \
+                -type f \
+                -exec grep -Iq . {} \; \
+                -print))
+            continue
+        fi
+    done
+
+    ## search current directory if no argument is provided
+    if [[ -z "${files[@]}" ]]; then
+        files=($(find . \
+            -not -path "*/.git/*" \
+            -not -name "*.lst" \
+            -not -name "*.map" \
+            -not -name "*.svd" \
+            -not -name "*.sym" \
+            -type f \
+            -exec grep -Iq . {} \; \
+            -print))
     fi
-done
-echo ""
 
-if [[ -n "${trailing_whitespace}" ]]; then
-    tput setaf 1
-    tput smso
-    echo "[ DO NOT LEAVE TRAILING WHITE SPACE IN PLAIN TEXT FILES !!! ]"
-    tput sgr0
+    if [[ -n "${dir_arg}" ]] && [[ -n "${file_arg}" ]]; then
+        help="true"
+    fi
+
+    if [[ -n "${help}" ]]; then
+        echo "Usage: remove-whitespace [-h] [-n] path [path]"
+        echo ""
+        echo "Remove trailing whitespace from plain text files."
+        echo "Path points to either a file or directory, or both."
+        echo "Directories are search recursively for non binary."
+        echo "If no paths are provided, the current working"
+        echo "directory is search for plain text files."
+        echo ""
+        echo "Options:"
+        echo "  -e, --eol,"
+        echo "  --end-of-line   convert all line endings to unix style"
+        echo "                  line endings"
+        echo "  -h, --help      show this help"
+        echo "  -n, --quiet     suppress output"
+
+        return 0
+    fi
+
+    unset trailing_whitespace
+
+    for file in ${files[@]}; do
+        sed -i 's/\r$//' ${file}
+        if [[ -n "$(sed -ne '/[[:blank:]]\+\r\?$/p' ${file})" ]]; then
+            if [[ -n "${line_endings}" ]]; then
+                sed -i 's/[[:blank:]]\+\(\r\?\)$//' ${file}
+            else
+                sed -i 's/[[:blank:]]\+\(\r\?\)$/\1/' ${file}
+            fi
+            trailing_whitespace+="${file}\n"
+        fi
+    done
     echo ""
-    echo "The following files contained whitespace:"
-    echo -e "${trailing_whitespace}"
-fi
+
+    if [[ -z "${quiet}" ]] &&
+        [[ -n "${trailing_whitespace}" ]]; then
+        tput setaf 1
+        tput smso
+        echo "[ DO NOT LEAVE TRAILING WHITE SPACE IN PLAIN TEXT FILES !!! ]"
+        tput sgr0
+        echo ""
+        echo "The following files contained whitespace:"
+        echo -e "${trailing_whitespace}"
+    fi
+
+}