Added prettybat

src/prettybat.sh

@@ -0,0 +1,116 @@
+#!/usr/bin/env bash
+# -----------------------------------------------------------------------------
+# bat-extras | Copyright (C) 2019 eth-p | MIT License
+#
+# Repository: https://github.com/eth-p/bat-extras
+# Issues:     https://github.com/eth-p/bat-extras/issues
+# -----------------------------------------------------------------------------
+LIB="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)/../lib"
+source "${LIB}/opt.sh"
+# -----------------------------------------------------------------------------
+
+map_language_to_extension() {
+	local ext="txt"
+
+	case "$1" in
+		sh|bash)               ext="sh"   ;;
+		js|es6|es)             ext="js"   ;;
+		jsx)                   ext="jsx"  ;;
+		ts)                    ext="ts"   ;;
+		tsx)                   ext="tsx"  ;;
+		css)                   ext="css"  ;;
+		scss)                  ext="scss" ;;
+		sass)                  ext="sass" ;;
+		html|htm|shtml|xhtml)  ext="html" ;;
+		json)                  ext="json" ;;
+		md|mdown|markdown)     ext="md"   ;;
+		yaml|yml)              ext="yml"  ;;
+	esac
+	
+	echo "$ext"
+}
+
+# -----------------------------------------------------------------------------
+PRETTIER_ARGS=()
+BAT_ARGS=()
+OPT_LANGUAGE=()
+FILES=()
+
+# Parse arguments.
+while shiftopt; do
+	case "$OPT" in
+
+		# Language Options
+		-l)         OPT_LANGUAGE="${OPT_VAL}" ;;
+		-l*)        OPT_LANGUAGE="${OPT:2}"   ;;
+		--language) OPT_LANGUAGE="$OPT_VAL"   ;;
+
+		# Bat Options
+		-*) {
+			BAT_ARGS+=("$OPT=$OPT_VAL")
+		};;
+			
+		# Files
+		*) {
+			FILES+=("$OPT")
+		};;		
+
+	esac
+done
+
+if [[ "${#FILES[@]}" -eq 0 ]]; then
+	FILES="-"
+fi
+
+# Add arguments.
+[[ -n "$OPT_LANGUAGE" ]] && BAT_ARGS+=("--language=$OPT_LANGUAGE") || true
+
+# Handle input files.
+prettify() {
+	local status
+	local formatted
+
+	if [[ "$1" = "-" ]]; then	
+		local data
+		data="$(cat -)"
+		formatted="$(prettier --stdin --stdin-filepath "stdin.$(map_language_to_extension "$OPT_LANGUAGE")" 2>/dev/null <<< "$data")"
+		if [[ $? -ne 0 ]]; then
+			echo "$data"
+			return 0
+		fi
+	else
+		formatted="$(prettier -- "$1" 2>/dev/null)"
+		status=$?
+	fi
+
+	echo "$formatted"
+	return $status
+}
+
+batify() {
+	if [[ "${#BAT_ARGS[@]}" -eq 0 ]]; then
+		bat "$1"
+	else
+		bat "${BAT_ARGS[@]}" "$1"
+	fi
+}
+
+EXIT=0
+for file in "${FILES[@]}"; do
+	file_pretty="$(prettify "$file")"
+	if [[ $? -eq 0 ]]; then
+		batify "-" <<< "$file_pretty"
+		exitcode=$?
+	else 
+		batify "$file"
+		exitcode=$?
+	fi
+	
+	if [[ $exitcode -ne 0 ]]; then
+		EXIT=$exitcode
+	fi
+done
+
+# Exit.
+exit $EXIT
+