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add custom pragma support for var and let symbols (#9582)

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* add custom pragma support for var and let symbols
* updated changelog for custom pragmas on var and let symbols
* add oldast switch for backwards compatibility
This commit is contained in:
jcosborn 2019-01-07 05:36:06 -06:00 • committed by Andreas Rumpf
commit 044cef152f
9 changed files with 77 additions and 20 deletions
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7
compiler/ast.nim
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@ -1087,6 +1087,13 @@ proc newSym*(symKind: TSymKind, name: PIdent, owner: PSym,
when debugIds:
registerId(result)
proc astdef*(s: PSym): PNode =
# get only the definition (initializer) portion of the ast
if s.ast != nil and s.ast.kind == nkIdentDefs:
s.ast[2]
else:
s.ast
proc isMetaType*(t: PType): bool =
return t.kind in tyMetaTypes or
(t.kind == tyStatic and t.n == nil) or