Add support for bat for markdown rendering

[xdg-ninja.git] / xdg-ninja.sh

diff --git a/xdg-ninja.sh b/xdg-ninja.sh
index f173a57e02b6c95ab3466cd027e0521bdb657734..c7b4ab21d9fcf313a4ad4030a8547c6f70c244dc 100755 (executable)
--- a/xdg-ninja.sh
+++ b/xdg-ninja.sh
@@ -1,11 +1,16 @@
-#!/usr/bin/env bash
-
-USE_GLOW=true
-if ! command -v glow >/dev/null 2>/dev/null; then
-    printf "Glow not found, markdown rendering not available."
-    printf "Output will be raw markdown and might look weird."
-    printf "Install glow for easier reading & copy-paste."
-    USE_GLOW=false
+#!/usr/bin/env sh
+# shellcheck disable=SC2016
+
+USE_GLOW=false
+USE_BAT=false
+if command -v glow >/dev/null 2>/dev/null; then
+    USE_GLOW=true
+elif command -v bat >/dev/null 2>/dev/null; then
+    USE_BAT=true
+else
+    printf "Glow or bat not found, markdown rendering not available.\n"
+    printf "Output will be raw markdown and might look weird.\n"
+    printf "Install glow or bat for easier reading & copy-paste.\n"
 fi
 
 unalias -a
@@ -76,7 +81,7 @@ printf "\n"
 apply_shell_expansion() {
     data="$1"
     delimiter="__apply_shell_expansion_delimiter__"
-    command="cat <<$delimiter"$'\n'"$data"$'\n'"$delimiter"
+    command=$(printf "cat <<%s\n%s\n%s" "$delimiter" "$data" "$delimiter")
     eval "$command"
 }
 
@@ -122,6 +127,8 @@ log() {
     HELP)
         if $USE_GLOW; then
             printf "%s" "$HELP" | glow -
+        elif $USE_BAT; then
+            printf "%s" "$HELP" | bat -pp -f --language markdown
         else
             printf "%s" "$HELP"
         fi
@@ -171,14 +178,16 @@ check_program() {
 
     while IFS= read -r file; do
         check_file "$file" "$NAME"
-    done <<<"$(printf "%s" "$INPUT" | jq -rc '.files[]')"
+    done <<EOF
+$(echo "$INPUT" | jq -rc '.files[]')
+EOF
 }
 
 # Loops over all files in the programs/ directory and calls check_program
 enumerate_programs() {
     printf "\e[1;3mStarting to check your \e[1;36m\$HOME.\e[1;0m\n"
     printf "\n"
-       for prog_filename in "$(dirname "${BASH_SOURCE[0]}")"/programs/*; do
+    for prog_filename in "${0%/*}"/programs/*; do
         check_program "$(cat "$prog_filename")"
     done
     printf "\e[1;3mDone checking your \e[1;36m\$HOME.\e[1;0m\n"