prevent sneaky copy. and remove checks that are bloat and are almost …

…impossible of being hit.

src/jsonpak/private/rawops.nim

@@ -148,8 +148,6 @@ proc rawTest*(a, b: JsonTree, na, nb: NodePos): bool =
  of opcodeInt, opcodeFloat, opcodeString:
  return a.atoms[LitId a.nodes[na.int].operand] == b.atoms[LitId b.nodes[nb.int].operand]
  of opcodeArray:
- if span(a, na.int) != span(b, nb.int):
- return false
  let lenA = len(a, na)
  if lenA != len(b, nb):
  return false
@@ -162,13 +160,11 @@ proc rawTest*(a, b: JsonTree, na, nb: NodePos): bool =
  b.nextChild(posB)
  return true
  of opcodeObject:
- if span(a, na.int) != span(b, nb.int):
- return false
  if len(a, na) != len(b, nb):
  return false
  for keyA in keys(a, na):
  let valA = keyA.firstSon
- let keyStrA = a.atoms[LitId a.nodes[keyA.int].operand]
+ template keyStrA: untyped = a.atoms[LitId a.nodes[keyA.int].operand]
  let valB = b.rawGet(nb, keyStrA)
  if valB.isNil or not rawTest(a, b, valA, valB):
  return false