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preparations to make the twidgets test work

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This commit is contained in:
Araq 2019-04-26 15:44:06 +02:00
commit b350a9fc52
3 changed files with 89 additions and 11 deletions
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22
compiler/injectdestructors.nim
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@ -701,6 +701,15 @@ proc injectDefaultCalls(n: PNode, c: var Con) =
proc isCursor(n: PNode): bool {.inline.} =
result = n.kind == nkSym and sfCursor in n.sym.flags
proc keepVar(n, it: PNode, c: var Con): PNode =
# keep the var but transform 'ri':
result = copyNode(n)
var itCopy = copyNode(it)
for j in 0..it.len-2:
itCopy.add it[j]
itCopy.add p(it[it.len-1], c)
result.add itCopy
proc p(n: PNode; c: var Con): PNode =
case n.kind
of nkVarSection, nkLetSection:
@ -726,15 +735,10 @@ proc p(n: PNode; c: var Con): PNode =
if ri.kind != nkEmpty:
let r = moveOrCopy(v, ri, c)
result.add r
else:
result.add keepVar(n, it, c)
else:
# keep it, but transform 'ri':
var varSection = copyNode(n)
var itCopy = copyNode(it)
for j in 0..L-2:
itCopy.add it[j]
itCopy.add p(ri, c)
varSection.add itCopy
result.add varSection
result.add keepVar(n, it, c)
of nkCallKinds:
let parameters = n[0].typ
let L = if parameters != nil: parameters.len else: 0
@ -752,7 +756,7 @@ proc p(n: PNode; c: var Con): PNode =
else:
result = n
of nkAsgn, nkFastAsgn:
if hasDestructor(n[0].typ):
if hasDestructor(n[0].typ) and n[1].kind notin {nkProcDef, nkDo, nkLambda, nkClosure}:
result = moveOrCopy(n[0], n[1], c)
else:
result = copyNode(n)