dart: make update script output in a formatted way (#372460)

Weijia Wang 2dcaf9da cd2b7452

Changed files
+5 -2
pkgs
development
compilers
dart
+5 -2
pkgs/development/compilers/dart/update.sh
···
log "file to write is $SRC_FILE"
-
PRELUDE="let version = \"$NEW_VER\"; in
-
{ fetchurl }: {
+
PRELUDE="let
+
version = \"$NEW_VER\";
+
in
+
{ fetchurl }:
+
{
versionUsed = version;"
echo "$PRELUDE" > "$SRC_FILE"
log "wrote prelude"