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README: show how to do "inheritance" on one line

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Havoc Pennington 2014-10-03 08:55:01 -04:00
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@ -564,6 +564,14 @@ You can take advantage of this for "inheritance":
Using `include` statements you could split this across multiple
files, too.
If you put two objects next to each other (close brace of the first
on the same line with open brace of the second), they are merged, so
a shorter way to write the above "inheritance" example would be:
data-center-generic = { cluster-size = 6 }
data-center-east = ${data-center-generic} { name = "east" }
data-center-west = ${data-center-generic} { name = "west", cluster-size = 8 }
#### Optional system or env variable overrides
In default uses of the library, exact-match system properties