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updated manual for declared()

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awr 2018-09-04 15:25:46 -05:00
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doc/manual.rst
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@ -6896,6 +6896,20 @@ level:
a() # outputs: "5" a() # outputs: "5"
The values of expressions involving `declared` are decided *before* the code
reordering process, and not after. As an example, the output of this code is
the same as it would be with code reordering disabled.
.. code-block:: nim
{.reorder: on.}
proc x() =
echo(declared(foo))
var foo = 4
x() # "false"
It is important to note that reordering *only* works for symbols at top level It is important to note that reordering *only* works for symbols at top level
scope. Therefore, the following will *fail to compile:* scope. Therefore, the following will *fail to compile:*