Add command/clipboard based xtrans() and xfromc()

dotfiles/config/bashum/main.bashrc

@@ -633,6 +633,42 @@ xcxx() {
     return "${PIPESTATUS[1]}"
 }
 
+xtrans() {
+    #
+    # Translate text in primary clipboard using code $1 and output it
+    #
+    # Similar to xcxx but assumes code snippet, and prints the result
+    # to make it easier to check it visually.
+    #
+    local code=$1
+    test $# -gt 1 && code=$(printf '%q ' "$@")
+#   echo >&2 "debug:code=$code"
+    local es
+    xop o | bash -c "$code" | xop ii
+    es="${PIPESTATUS[1]}"
+    xop oo >&2
+    echo >&2
+    return "$es"
+}
+
+xfromc() {
+    #
+    # Get text using code $1 and output it
+    #
+    # Similar to xtrans but assumes code snippet, and prints the result
+    # to make it easier to check it visually.
+    #
+    local code=$1
+    test $# -gt 1 && code=$(printf '%q ' "$@")
+    echo >&2 "debug:code=$code"
+    local es
+    bash -c "$code" | xop ii
+    es="${PIPESTATUS[0]}"
+    xop oo >&2
+    echo >&2
+    return "$es"
+}
+
 vx() {
     #
     # Edit stdin and save it to primary clipboard