plugins: Add ble.sh plugin

clean_files.txt

@@ -84,6 +84,7 @@ plugins/available/alias-completion.plugin.bash
 plugins/available/autojump.plugin.bash
 plugins/available/base.plugin.bash
 plugins/available/basher.plugin.bash
+plugins/available/blesh.plugin.bash
 plugins/available/cmd-returned-notify.plugin.bash
 plugins/available/direnv.plugin.bash
 plugins/available/docker-machine.plugin.bash

plugins/available/blesh.plugin.bash

@@ -0,0 +1,17 @@
+# shellcheck shell=bash
+cite about-plugin
+about-plugin 'load ble.sh, the Bash line editor!'
+
+if [[ ${BLE_VERSION-} ]]; then
+  _log_warning "ble.sh is already loaded!"
+  return
+fi
+
+ble_path=${XDG_DATA_HOME:-$HOME/.local/share}/blesh/ble.shsdf
+if [[ -f $ble_path ]]; then
+	# shellcheck disable=1090
+	source "$ble_path"
+else
+	_log_error "Could not find ble.sh in $ble_path"
+	_log_error "Please follow installation instructions from https://github.com/akinomyoga/ble.sh"
+fi