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-rw-r--r--lib/core/typeinfo.nim148
-rw-r--r--lib/pure/collections/intsets.nim26
-rw-r--r--lib/pure/logging.nim40
-rw-r--r--lib/pure/marshal.nim638
4 files changed, 426 insertions, 426 deletions
diff --git a/lib/core/typeinfo.nim b/lib/core/typeinfo.nim
index 8df1b3dfb..848388c2b 100644
--- a/lib/core/typeinfo.nim
+++ b/lib/core/typeinfo.nim
@@ -1,6 +1,6 @@
 #
 #
-#            Nimrod's Runtime Library
+#            Nim's Runtime Library
 #        (c) Copyright 2013 Dominik Picheta, Andreas Rumpf
 #
 #    See the file "copying.txt", included in this
@@ -68,20 +68,20 @@ type
 const
   GenericSeqSize = (2 * sizeof(int))
 
-proc genericAssign(dest, src: Pointer, mt: PNimType) {.importCompilerProc.}
-proc genericShallowAssign(dest, src: Pointer, mt: PNimType) {.
+proc genericAssign(dest, src: pointer, mt: PNimType) {.importCompilerProc.}
+proc genericShallowAssign(dest, src: pointer, mt: PNimType) {.
   importCompilerProc.}
 proc incrSeq(seq: PGenSeq, elemSize: int): PGenSeq {.importCompilerProc.}
 proc newObj(typ: PNimType, size: int): pointer {.importCompilerProc.}
 proc newSeq(typ: PNimType, len: int): pointer {.importCompilerProc.}
-proc objectInit(dest: Pointer, typ: PNimType) {.importCompilerProc.}
+proc objectInit(dest: pointer, typ: PNimType) {.importCompilerProc.}
 
-template `+!!`(a, b: expr): expr = cast[pointer](cast[TAddress](a) + b)
+template `+!!`(a, b: expr): expr = cast[pointer](cast[ByteAddress](a) + b)
 
-proc getDiscriminant(aa: Pointer, n: ptr TNimNode): int =
+proc getDiscriminant(aa: pointer, n: ptr TNimNode): int =
   assert(n.kind == nkCase)
   var d: int
-  var a = cast[TAddress](aa)
+  var a = cast[ByteAddress](aa)
   case n.typ.size
   of 1: d = ze(cast[ptr int8](a +% n.offset)[])
   of 2: d = ze(cast[ptr int16](a +% n.offset)[])
@@ -89,7 +89,7 @@ proc getDiscriminant(aa: Pointer, n: ptr TNimNode): int =
   else: assert(false)
   return d
 
-proc selectBranch(aa: Pointer, n: ptr TNimNode): ptr TNimNode =
+proc selectBranch(aa: pointer, n: ptr TNimNode): ptr TNimNode =
   var discr = getDiscriminant(aa, n)
   if discr <% n.len:
     result = n.sons[discr]
@@ -174,14 +174,14 @@ proc `[]`*(x: TAny, i: int): TAny =
   of tyArray:
     var bs = x.rawType.base.size
     if i >=% x.rawType.size div bs: 
-      raise newException(EInvalidIndex, "index out of bounds")
+      raise newException(IndexError, "index out of bounds")
     return newAny(x.value +!! i*bs, x.rawType.base)
   of tySequence:
     var s = cast[ppointer](x.value)[]
-    if s == nil: raise newException(EInvalidValue, "sequence is nil")
+    if s == nil: raise newException(ValueError, "sequence is nil")
     var bs = x.rawType.base.size
     if i >=% cast[PGenSeq](s).len:
-      raise newException(EInvalidIndex, "index out of bounds")
+      raise newException(IndexError, "index out of bounds")
     return newAny(s +!! (GenericSeqSize+i*bs), x.rawType.base)
   else: assert false
 
@@ -191,15 +191,15 @@ proc `[]=`*(x: TAny, i: int, y: TAny) =
   of tyArray:
     var bs = x.rawType.base.size
     if i >=% x.rawType.size div bs: 
-      raise newException(EInvalidIndex, "index out of bounds")
+      raise newException(IndexError, "index out of bounds")
     assert y.rawType == x.rawType.base
     genericAssign(x.value +!! i*bs, y.value, y.rawType)
   of tySequence:
     var s = cast[ppointer](x.value)[]
-    if s == nil: raise newException(EInvalidValue, "sequence is nil")
+    if s == nil: raise newException(ValueError, "sequence is nil")
     var bs = x.rawType.base.size
     if i >=% cast[PGenSeq](s).len:
-      raise newException(EInvalidIndex, "index out of bounds")
+      raise newException(IndexError, "index out of bounds")
     assert y.rawType == x.rawType.base
     genericAssign(s +!! (GenericSeqSize+i*bs), y.value, y.rawType)
   else: assert false
@@ -276,7 +276,7 @@ proc cmpIgnoreStyle(a, b: cstring): int {.noSideEffect.} =
     else: result = c
   var i = 0
   var j = 0
-  while True:
+  while true:
     while a[i] == '_': inc(i)
     while b[j] == '_': inc(j) # BUGFIX: typo
     var aa = toLower(a[i])
@@ -311,12 +311,12 @@ proc `[]=`*(x: TAny, fieldName: string, value: TAny) =
   when false:
     if x.rawType.kind == tyObject: t = cast[ptr PNimType](x.value)[]
   assert x.rawType.kind in {tyTuple, tyObject}
-  var n = getFieldNode(x.value, t.node, fieldname)
+  var n = getFieldNode(x.value, t.node, fieldName)
   if n != nil:
     assert n.typ == value.rawType
     genericAssign(x.value +!! n.offset, value.value, value.rawType)
   else:
-    raise newException(EInvalidValue, "invalid field name: " & fieldName)
+    raise newException(ValueError, "invalid field name: " & fieldName)
 
 proc `[]`*(x: TAny, fieldName: string): TAny =
   ## gets a field of `x`; `x` represents an object or a tuple.
@@ -325,80 +325,80 @@ proc `[]`*(x: TAny, fieldName: string): TAny =
   when false:
     if x.rawType.kind == tyObject: t = cast[ptr PNimType](x.value)[]
   assert x.rawType.kind in {tyTuple, tyObject}
-  var n = getFieldNode(x.value, t.node, fieldname)
+  var n = getFieldNode(x.value, t.node, fieldName)
   if n != nil:
     result.value = x.value +!! n.offset
     result.rawType = n.typ
   else:
-    raise newException(EInvalidValue, "invalid field name: " & fieldName)
+    raise newException(ValueError, "invalid field name: " & fieldName)
 
 proc `[]`*(x: TAny): TAny =
   ## dereference operation for the any `x` that represents a ptr or a ref.
-  assert x.rawtype.kind in {tyRef, tyPtr}
+  assert x.rawType.kind in {tyRef, tyPtr}
   result.value = cast[ppointer](x.value)[]
   result.rawType = x.rawType.base
 
 proc `[]=`*(x, y: TAny) =
   ## dereference operation for the any `x` that represents a ptr or a ref.
-  assert x.rawtype.kind in {tyRef, tyPtr}
+  assert x.rawType.kind in {tyRef, tyPtr}
   assert y.rawType == x.rawType.base
   genericAssign(cast[ppointer](x.value)[], y.value, y.rawType)
 
 proc getInt*(x: TAny): int =
   ## retrieve the int value out of `x`. `x` needs to represent an int.
-  assert skipRange(x.rawtype).kind == tyInt
+  assert skipRange(x.rawType).kind == tyInt
   result = cast[ptr int](x.value)[]
 
 proc getInt8*(x: TAny): int8 = 
   ## retrieve the int8 value out of `x`. `x` needs to represent an int8.
-  assert skipRange(x.rawtype).kind == tyInt8
+  assert skipRange(x.rawType).kind == tyInt8
   result = cast[ptr int8](x.value)[]
 
 proc getInt16*(x: TAny): int16 = 
   ## retrieve the int16 value out of `x`. `x` needs to represent an int16.
-  assert skipRange(x.rawtype).kind == tyInt16
+  assert skipRange(x.rawType).kind == tyInt16
   result = cast[ptr int16](x.value)[]
   
 proc getInt32*(x: TAny): int32 = 
   ## retrieve the int32 value out of `x`. `x` needs to represent an int32.
-  assert skipRange(x.rawtype).kind == tyInt32
+  assert skipRange(x.rawType).kind == tyInt32
   result = cast[ptr int32](x.value)[]
 
 proc getInt64*(x: TAny): int64 = 
   ## retrieve the int64 value out of `x`. `x` needs to represent an int64.
-  assert skipRange(x.rawtype).kind == tyInt64
+  assert skipRange(x.rawType).kind == tyInt64
   result = cast[ptr int64](x.value)[]
 
-proc getBiggestInt*(x: TAny): biggestInt =
+proc getBiggestInt*(x: TAny): BiggestInt =
   ## retrieve the integer value out of `x`. `x` needs to represent
   ## some integer, a bool, a char, an enum or a small enough bit set.
-  ## The value might be sign-extended to ``biggestInt``.
-  var t = skipRange(x.rawtype)
+  ## The value might be sign-extended to ``BiggestInt``.
+  var t = skipRange(x.rawType)
   case t.kind
-  of tyInt: result = biggestInt(cast[ptr int](x.value)[])
-  of tyInt8: result = biggestInt(cast[ptr int8](x.value)[])
-  of tyInt16: result = biggestInt(cast[ptr int16](x.value)[])
-  of tyInt32: result = biggestInt(cast[ptr int32](x.value)[])
-  of tyInt64, tyUInt64: result = biggestInt(cast[ptr int64](x.value)[])
-  of tyBool: result = biggestInt(cast[ptr bool](x.value)[])
-  of tyChar: result = biggestInt(cast[ptr char](x.value)[])
+  of tyInt: result = BiggestInt(cast[ptr int](x.value)[])
+  of tyInt8: result = BiggestInt(cast[ptr int8](x.value)[])
+  of tyInt16: result = BiggestInt(cast[ptr int16](x.value)[])
+  of tyInt32: result = BiggestInt(cast[ptr int32](x.value)[])
+  of tyInt64, tyUInt64: result = BiggestInt(cast[ptr int64](x.value)[])
+  of tyBool: result = BiggestInt(cast[ptr bool](x.value)[])
+  of tyChar: result = BiggestInt(cast[ptr char](x.value)[])
   of tyEnum, tySet:
     case t.size
     of 1: result = ze64(cast[ptr int8](x.value)[])
     of 2: result = ze64(cast[ptr int16](x.value)[])
-    of 4: result = biggestInt(cast[ptr int32](x.value)[])
-    of 8: result = biggestInt(cast[ptr int64](x.value)[])
+    of 4: result = BiggestInt(cast[ptr int32](x.value)[])
+    of 8: result = BiggestInt(cast[ptr int64](x.value)[])
     else: assert false
-  of tyUInt: result = biggestInt(cast[ptr uint](x.value)[])
-  of tyUInt8: result = biggestInt(cast[ptr uint8](x.value)[])
-  of tyUInt16: result = biggestInt(cast[ptr uint16](x.value)[])
-  of tyUInt32: result = biggestInt(cast[ptr uint32](x.value)[])
+  of tyUInt: result = BiggestInt(cast[ptr uint](x.value)[])
+  of tyUInt8: result = BiggestInt(cast[ptr uint8](x.value)[])
+  of tyUInt16: result = BiggestInt(cast[ptr uint16](x.value)[])
+  of tyUInt32: result = BiggestInt(cast[ptr uint32](x.value)[])
   else: assert false
 
-proc setBiggestInt*(x: TAny, y: biggestInt) =
+proc setBiggestInt*(x: TAny, y: BiggestInt) =
   ## sets the integer value of `x`. `x` needs to represent
   ## some integer, a bool, a char, an enum or a small enough bit set.
-  var t = skipRange(x.rawtype)
+  var t = skipRange(x.rawType)
   case t.kind
   of tyInt: cast[ptr int](x.value)[] = int(y)
   of tyInt8: cast[ptr int8](x.value)[] = int8(y)
@@ -422,37 +422,37 @@ proc setBiggestInt*(x: TAny, y: biggestInt) =
 
 proc getUInt*(x: TAny): uint =
   ## retrieve the uint value out of `x`, `x` needs to represent an uint.
-  assert skipRange(x.rawtype).kind == tyUInt
+  assert skipRange(x.rawType).kind == tyUInt
   result = cast[ptr uint](x.value)[]
 
 proc getUInt8*(x: TAny): uint8 =
   ## retrieve the uint8 value out of `x`, `x` needs to represent an
   ## uint8.
-  assert skipRange(x.rawtype).kind == tyUInt8
+  assert skipRange(x.rawType).kind == tyUInt8
   result = cast[ptr uint8](x.value)[]
 
 proc getUInt16*(x: TAny): uint16 =
   ## retrieve the uint16 value out of `x`, `x` needs to represent an
   ## uint16.
-  assert skipRange(x.rawtype).kind == tyUInt16
+  assert skipRange(x.rawType).kind == tyUInt16
   result = cast[ptr uint16](x.value)[]
 
 proc getUInt32*(x: TAny): uint32 =
   ## retrieve the uint32 value out of `x`, `x` needs to represent an
   ## uint32.
-  assert skipRange(x.rawtype).kind == tyUInt32
+  assert skipRange(x.rawType).kind == tyUInt32
   result = cast[ptr uint32](x.value)[]
 
 proc getUInt64*(x: TAny): uint64 =
   ## retrieve the uint64 value out of `x`, `x` needs to represent an
   ## uint64.
-  assert skipRange(x.rawtype).kind == tyUInt64
+  assert skipRange(x.rawType).kind == tyUInt64
   result = cast[ptr uint64](x.value)[]
 
 proc getBiggestUint*(x: TAny): uint64 =
   ## retrieve the unsigned integer value out of `x`. `x` needs to
   ## represent an unsigned integer.
-  var t = skipRange(x.rawtype)
+  var t = skipRange(x.rawType)
   case t.kind
   of tyUInt: result = uint64(cast[ptr uint](x.value)[])
   of tyUInt8: result = uint64(cast[ptr uint8](x.value)[])
@@ -464,7 +464,7 @@ proc getBiggestUint*(x: TAny): uint64 =
 proc setBiggestUint*(x: TAny; y: uint64) =
   ## sets the unsigned integer value of `c`. `c` needs to represent an
   ## unsigned integer.
-  var t = skipRange(x.rawtype)
+  var t = skipRange(x.rawType)
   case t.kind:
   of tyUInt: cast[ptr uint](x.value)[] = uint(y)
   of tyUInt8: cast[ptr uint8](x.value)[] = uint8(y)
@@ -475,13 +475,13 @@ proc setBiggestUint*(x: TAny; y: uint64) =
 
 proc getChar*(x: TAny): char =
   ## retrieve the char value out of `x`. `x` needs to represent a char.
-  var t = skipRange(x.rawtype)
+  var t = skipRange(x.rawType)
   assert t.kind == tyChar
   result = cast[ptr char](x.value)[]
 
 proc getBool*(x: TAny): bool =
   ## retrieve the bool value out of `x`. `x` needs to represent a bool.
-  var t = skipRange(x.rawtype)
+  var t = skipRange(x.rawType)
   assert t.kind == tyBool
   result = cast[ptr bool](x.value)[]
 
@@ -495,7 +495,7 @@ proc getEnumOrdinal*(x: TAny, name: string): int =
   ## gets the enum field ordinal from `name`. `x` needs to represent an enum
   ## but is only used to access the type information. In case of an error
   ## ``low(int)`` is returned.
-  var typ = skipRange(x.rawtype)
+  var typ = skipRange(x.rawType)
   assert typ.kind == tyEnum
   var n = typ.node
   var s = n.sons
@@ -511,7 +511,7 @@ proc getEnumField*(x: TAny, ordinalValue: int): string =
   ## gets the enum field name as a string. `x` needs to represent an enum
   ## but is only used to access the type information. The field name of
   ## `ordinalValue` is returned. 
-  var typ = skipRange(x.rawtype)
+  var typ = skipRange(x.rawType)
   assert typ.kind == tyEnum
   var e = ordinalValue
   if ntfEnumHole notin typ.flags:
@@ -531,51 +531,51 @@ proc getEnumField*(x: TAny): string =
 
 proc getFloat*(x: TAny): float = 
   ## retrieve the float value out of `x`. `x` needs to represent an float.  
-  assert skipRange(x.rawtype).kind == tyFloat
+  assert skipRange(x.rawType).kind == tyFloat
   result = cast[ptr float](x.value)[]
 
 proc getFloat32*(x: TAny): float32 = 
   ## retrieve the float32 value out of `x`. `x` needs to represent an float32.
-  assert skipRange(x.rawtype).kind == tyFloat32
+  assert skipRange(x.rawType).kind == tyFloat32
   result = cast[ptr float32](x.value)[]
   
 proc getFloat64*(x: TAny): float64 = 
   ## retrieve the float64 value out of `x`. `x` needs to represent an float64.
-  assert skipRange(x.rawtype).kind == tyFloat64
+  assert skipRange(x.rawType).kind == tyFloat64
   result = cast[ptr float64](x.value)[]
 
-proc getBiggestFloat*(x: TAny): biggestFloat =
+proc getBiggestFloat*(x: TAny): BiggestFloat =
   ## retrieve the float value out of `x`. `x` needs to represent
-  ## some float. The value is extended to ``biggestFloat``.
-  case skipRange(x.rawtype).kind
-  of tyFloat: result = biggestFloat(cast[ptr Float](x.value)[])
-  of tyFloat32: result = biggestFloat(cast[ptr Float32](x.value)[])
-  of tyFloat64: result = biggestFloat(cast[ptr Float64](x.value)[])
+  ## some float. The value is extended to ``BiggestFloat``.
+  case skipRange(x.rawType).kind
+  of tyFloat: result = BiggestFloat(cast[ptr float](x.value)[])
+  of tyFloat32: result = BiggestFloat(cast[ptr float32](x.value)[])
+  of tyFloat64: result = BiggestFloat(cast[ptr float64](x.value)[])
   else: assert false
 
-proc setBiggestFloat*(x: TAny, y: biggestFloat) =
+proc setBiggestFloat*(x: TAny, y: BiggestFloat) =
   ## sets the float value of `x`. `x` needs to represent
   ## some float.
-  case skipRange(x.rawtype).kind
-  of tyFloat: cast[ptr Float](x.value)[] = y
-  of tyFloat32: cast[ptr Float32](x.value)[] = y.float32
-  of tyFloat64: cast[ptr Float64](x.value)[] = y
+  case skipRange(x.rawType).kind
+  of tyFloat: cast[ptr float](x.value)[] = y
+  of tyFloat32: cast[ptr float32](x.value)[] = y.float32
+  of tyFloat64: cast[ptr float64](x.value)[] = y
   else: assert false
 
 proc getString*(x: TAny): string = 
   ## retrieve the string value out of `x`. `x` needs to represent a string.
-  assert x.rawtype.kind == tyString
+  assert x.rawType.kind == tyString
   if not isNil(cast[ptr pointer](x.value)[]):
     result = cast[ptr string](x.value)[]
 
 proc setString*(x: TAny, y: string) = 
   ## sets the string value of `x`. `x` needs to represent a string.
-  assert x.rawtype.kind == tyString
+  assert x.rawType.kind == tyString
   cast[ptr string](x.value)[] = y
 
 proc getCString*(x: TAny): cstring = 
   ## retrieve the cstring value out of `x`. `x` needs to represent a cstring.
-  assert x.rawtype.kind == tyCString
+  assert x.rawType.kind == tyCString
   result = cast[ptr cstring](x.value)[]
 
 proc assign*(x, y: TAny) = 
@@ -587,7 +587,7 @@ proc assign*(x, y: TAny) =
 iterator elements*(x: TAny): int =
   ## iterates over every element of `x` that represents a Nimrod bitset.
   assert x.rawType.kind == tySet
-  var typ = x.rawtype
+  var typ = x.rawType
   var p = x.value
   # "typ.slots.len" field is for sets the "first" field
   var u: int64
@@ -609,7 +609,7 @@ iterator elements*(x: TAny): int =
 proc inclSetElement*(x: TAny, elem: int) =
   ## includes an element `elem` in `x`. `x` needs to represent a Nimrod bitset.
   assert x.rawType.kind == tySet
-  var typ = x.rawtype
+  var typ = x.rawType
   var p = x.value
   # "typ.slots.len" field is for sets the "first" field
   var e = elem - typ.node.len
diff --git a/lib/pure/collections/intsets.nim b/lib/pure/collections/intsets.nim
index 678c428c1..5d9c3f445 100644
--- a/lib/pure/collections/intsets.nim
+++ b/lib/pure/collections/intsets.nim
@@ -51,7 +51,7 @@ proc mustRehash(length, counter: int): bool {.inline.} =
 proc nextTry(h, maxHash: THash): THash {.inline.} = 
   result = ((5 * h) + 1) and maxHash 
 
-proc intSetGet(t: TIntSet, key: int): PTrunk = 
+proc intSetGet(t: IntSet, key: int): PTrunk = 
   var h = key and t.max
   while t.data[h] != nil: 
     if t.data[h].key == key: 
@@ -59,7 +59,7 @@ proc intSetGet(t: TIntSet, key: int): PTrunk =
     h = nextTry(h, t.max)
   result = nil
 
-proc intSetRawInsert(t: TIntSet, data: var TTrunkSeq, desc: PTrunk) = 
+proc intSetRawInsert(t: IntSet, data: var TTrunkSeq, desc: PTrunk) = 
   var h = desc.key and t.max
   while data[h] != nil: 
     assert(data[h] != desc)
@@ -67,7 +67,7 @@ proc intSetRawInsert(t: TIntSet, data: var TTrunkSeq, desc: PTrunk) =
   assert(data[h] == nil)
   data[h] = desc
 
-proc intSetEnlarge(t: var TIntSet) = 
+proc intSetEnlarge(t: var IntSet) = 
   var n: TTrunkSeq
   var oldMax = t.max
   t.max = ((t.max + 1) * 2) - 1
@@ -76,7 +76,7 @@ proc intSetEnlarge(t: var TIntSet) =
     if t.data[i] != nil: intSetRawInsert(t, n, t.data[i])
   swap(t.data, n)
 
-proc intSetPut(t: var TIntSet, key: int): PTrunk = 
+proc intSetPut(t: var IntSet, key: int): PTrunk = 
   var h = key and t.max
   while t.data[h] != nil: 
     if t.data[h].key == key: 
@@ -93,7 +93,7 @@ proc intSetPut(t: var TIntSet, key: int): PTrunk =
   t.head = result
   t.data[h] = result
 
-proc contains*(s: TIntSet, key: int): bool =
+proc contains*(s: IntSet, key: int): bool =
   ## returns true iff `key` is in `s`.  
   var t = intSetGet(s, `shr`(key, TrunkShift))
   if t != nil: 
@@ -102,14 +102,14 @@ proc contains*(s: TIntSet, key: int): bool =
   else: 
     result = false
   
-proc incl*(s: var TIntSet, key: int) = 
+proc incl*(s: var IntSet, key: int) = 
   ## includes an element `key` in `s`.
   var t = intSetPut(s, `shr`(key, TrunkShift))
   var u = key and TrunkMask
   t.bits[`shr`(u, IntShift)] = t.bits[`shr`(u, IntShift)] or
       `shl`(1, u and IntMask)
 
-proc excl*(s: var TIntSet, key: int) = 
+proc excl*(s: var IntSet, key: int) = 
   ## excludes `key` from the set `s`.
   var t = intSetGet(s, `shr`(key, TrunkShift))
   if t != nil: 
@@ -117,7 +117,7 @@ proc excl*(s: var TIntSet, key: int) =
     t.bits[`shr`(u, IntShift)] = t.bits[`shr`(u, IntShift)] and
         not `shl`(1, u and IntMask)
 
-proc containsOrIncl*(s: var TIntSet, key: int): bool = 
+proc containsOrIncl*(s: var IntSet, key: int): bool = 
   ## returns true if `s` contains `key`, otherwise `key` is included in `s`
   ## and false is returned.
   var t = intSetGet(s, `shr`(key, TrunkShift))
@@ -131,14 +131,14 @@ proc containsOrIncl*(s: var TIntSet, key: int): bool =
     incl(s, key)
     result = false
     
-proc initIntSet*: TIntSet =
+proc initIntSet*: IntSet =
   ## creates a new int set that is empty.
   newSeq(result.data, InitIntSetSize)
   result.max = InitIntSetSize-1
   result.counter = 0
   result.head = nil
 
-proc assign*(dest: var TIntSet, src: TIntSet) =
+proc assign*(dest: var IntSet, src: IntSet) =
   ## copies `src` to `dest`. `dest` does not need to be initialized by
   ## `initIntSet`. 
   dest.counter = src.counter
@@ -162,7 +162,7 @@ proc assign*(dest: var TIntSet, src: TIntSet) =
 
     it = it.next
 
-iterator items*(s: TIntSet): int {.inline.} =
+iterator items*(s: IntSet): int {.inline.} =
   ## iterates over any included element of `s`.
   var r = s.head
   while r != nil:
@@ -187,11 +187,11 @@ template dollarImpl(): stmt =
     result.add($key)
   result.add("}")
 
-proc `$`*(s: TIntSet): string =
+proc `$`*(s: IntSet): string =
   ## The `$` operator for int sets.
   dollarImpl()
 
-proc empty*(s: TIntSet): bool {.inline.} =
+proc empty*(s: IntSet): bool {.inline.} =
   ## returns true if `s` is empty. This is safe to call even before
   ## the set has been initialized with `initIntSet`.
   result = s.counter == 0
diff --git a/lib/pure/logging.nim b/lib/pure/logging.nim
index a0773f40b..bd5e1bf42 100644
--- a/lib/pure/logging.nim
+++ b/lib/pure/logging.nim
@@ -61,15 +61,15 @@ const
 
 type
   Logger* = ref object of RootObj ## abstract logger; the base type of all loggers
-    levelThreshold*: Leve l    ## only messages of level >= levelThreshold 
-                               ## should be processed
+    levelThreshold*: Level    ## only messages of level >= levelThreshold 
+                              ## should be processed
     fmtStr: string ## = defaultFmtStr by default, see substituteLog for $date etc.
     
   ConsoleLogger* = ref object of Logger ## logger that writes the messages to the
                                         ## console
   
   FileLogger* = ref object of Logger ## logger that writes the messages to a file
-    f: TFile
+    f: File
   
   RollingFileLogger* = ref object of FileLogger ## logger that writes the 
                                                 ## messages to a file and
@@ -109,19 +109,19 @@ proc substituteLog(frmt: string): string =
       of "appname": result.add(app.splitFile.name)
 
 method log*(logger: Logger, level: Level,
-            frmt: string, args: varargs[string, `$`]) {.raises: [EBase], tags: [FTime, FWriteIO, FReadIO].} =
+            frmt: string, args: varargs[string, `$`]) {.raises: [Exception], tags: [FTime, FWriteIO, FReadIO].} =
   ## Override this method in custom loggers. Default implementation does
   ## nothing.
   discard
   
-method log*(logger: PConsoleLogger, level: TLevel,
+method log*(logger: ConsoleLogger, level: Level,
             frmt: string, args: varargs[string, `$`]) =
   ## Logs to the console using ``logger`` only.
   if level >= logger.levelThreshold:
     writeln(stdout, LevelNames[level], " ", substituteLog(logger.fmtStr),
             frmt % args)
 
-method log*(logger: PFileLogger, level: TLevel, 
+method log*(logger: FileLogger, level: Level, 
             frmt: string, args: varargs[string, `$`]) =
   ## Logs to a file using ``logger`` only.
   if level >= logger.levelThreshold:
@@ -133,16 +133,16 @@ proc defaultFilename*(): string =
   var (path, name, ext) = splitFile(getAppFilename())
   result = changeFileExt(path / name, "log")
 
-proc newConsoleLogger*(levelThreshold = lvlAll, fmtStr = defaultFmtStr): PConsoleLogger =
+proc newConsoleLogger*(levelThreshold = lvlAll, fmtStr = defaultFmtStr): ConsoleLogger =
   ## Creates a new console logger. This logger logs to the console.
   new result
   result.fmtStr = fmtStr
   result.levelThreshold = levelThreshold
 
 proc newFileLogger*(filename = defaultFilename(), 
-                    mode: TFileMode = fmAppend,
+                    mode: FileMode = fmAppend,
                     levelThreshold = lvlAll,
-                    fmtStr = defaultFmtStr): PFileLogger = 
+                    fmtStr = defaultFmtStr): FileLogger = 
   ## Creates a new file logger. This logger logs to a file.
   new(result)
   result.levelThreshold = levelThreshold
@@ -151,7 +151,7 @@ proc newFileLogger*(filename = defaultFilename(),
 
 # ------
 
-proc countLogLines(logger: PRollingFileLogger): int =
+proc countLogLines(logger: RollingFileLogger): int =
   result = 0
   for line in logger.f.lines():
     result.inc()
@@ -169,13 +169,13 @@ proc countFiles(filename: string): int =
           let num = parseInt(numS)
           if num > result:
             result = num
-        except EInvalidValue: discard
+        except ValueError: discard
 
 proc newRollingFileLogger*(filename = defaultFilename(), 
-                           mode: TFileMode = fmReadWrite,
+                           mode: FileMode = fmReadWrite,
                            levelThreshold = lvlAll,
                            fmtStr = defaultFmtStr,
-                           maxLines = 1000): PRollingFileLogger =
+                           maxLines = 1000): RollingFileLogger =
   ## Creates a new rolling file logger. Once a file reaches ``maxLines`` lines
   ## a new log file will be started and the old will be renamed.
   new(result)
@@ -193,14 +193,14 @@ proc newRollingFileLogger*(filename = defaultFilename(),
     # We need to get a line count because we will be appending to the file.
     result.curLine = countLogLines(result)
 
-proc rotate(logger: PRollingFileLogger) =
+proc rotate(logger: RollingFileLogger) =
   let (dir, name, ext) = splitFile(logger.baseName)
   for i in countdown(logger.logFiles, 0):
     let srcSuff = if i != 0: ExtSep & $i else: ""
     moveFile(dir / (name & ext & srcSuff),
              dir / (name & ext & ExtSep & $(i+1)))
 
-method log*(logger: PRollingFileLogger, level: TLevel, 
+method log*(logger: RollingFileLogger, level: Level, 
             frmt: string, args: varargs[string, `$`]) =
   ## Logs to a file using rolling ``logger`` only.
   if level >= logger.levelThreshold:
@@ -218,20 +218,20 @@ method log*(logger: PRollingFileLogger, level: TLevel,
 
 var
   level* = lvlAll  ## global log filter
-  handlers*: seq[PLogger] = @[] ## handlers with their own log levels
+  handlers*: seq[Logger] = @[] ## handlers with their own log levels
 
-proc logLoop(level: TLevel, frmt: string, args: varargs[string, `$`]) =
+proc logLoop(level: Level, frmt: string, args: varargs[string, `$`]) =
   for logger in items(handlers): 
     if level >= logger.levelThreshold:
       log(logger, level, frmt, args)
 
-template log*(level: TLevel, frmt: string, args: varargs[string, `$`]) =
+template log*(level: Level, frmt: string, args: varargs[string, `$`]) =
   ## Logs a message to all registered handlers at the given level.
   bind logLoop
   bind `%`
-  bind logging.Level
+  bind logging.level
   
-  if level >= logging.Level:
+  if level >= logging.level:
     logLoop(level, frmt, args)
 
 template debug*(frmt: string, args: varargs[string, `$`]) =
diff --git a/lib/pure/marshal.nim b/lib/pure/marshal.nim
index 7857e9a94..fc63605a9 100644
--- a/lib/pure/marshal.nim
+++ b/lib/pure/marshal.nim
@@ -1,319 +1,319 @@
-#

-#

-#            Nim's Runtime Library

-#        (c) Copyright 2014 Andreas Rumpf

-#

-#    See the file "copying.txt", included in this

-#    distribution, for details about the copyright.

-#

-

-## This module contains procs for serialization and deseralization of 

-## arbitrary Nim data structures. The serialization format uses JSON.

-##

-## **Restriction**: For objects their type is **not** serialized. This means

-## essentially that it does not work if the object has some other runtime

-## type than its compiletime type:

-##

-## .. code-block:: nim

-## 

-##   type 

-##     TA = object

-##     TB = object of TA

-##       f: int

-##

-##   var

-##     a: ref TA

-##     b: ref TB

-##

-##   new(b)

-##   a = b

-##   echo($$a[]) # produces "{}", not "{f: 0}"

-

-import streams, typeinfo, json, intsets, tables

-

-proc ptrToInt(x: pointer): int {.inline.} =

-  result = cast[int](x) # don't skip alignment

-

-proc storeAny(s: PStream, a: TAny, stored: var TIntSet) =

-  case a.kind

-  of akNone: assert false

-  of akBool: s.write($getBool(a))

-  of akChar: s.write(escapeJson($getChar(a)))

-  of akArray, akSequence:

-    if a.kind == akSequence and isNil(a): s.write("null")

-    else:

-      s.write("[")

-      for i in 0 .. a.len-1:

-        if i > 0: s.write(", ")

-        storeAny(s, a[i], stored)

-      s.write("]")

-  of akObject, akTuple:

-    s.write("{")

-    var i = 0

-    for key, val in fields(a):

-      if i > 0: s.write(", ")

-      s.write(escapeJson(key))

-      s.write(": ")

-      storeAny(s, val, stored)

-      inc(i)

-    s.write("}")

-  of akSet:

-    s.write("[")

-    var i = 0

-    for e in elements(a):

-      if i > 0: s.write(", ")

-      s.write($e)

-      inc(i)

-    s.write("]")

-  of akRange: storeAny(s, skipRange(a), stored)

-  of akEnum: s.write(getEnumField(a).escapeJson)

-  of akPtr, akRef:

-    var x = a.getPointer

-    if isNil(x): s.write("null")

-    elif stored.containsOrIncl(x.ptrToInt):

-      # already stored, so we simply write out the pointer as an int:

-      s.write($x.ptrToInt)

-    else:

-      # else as a [value, key] pair:

-      # (reversed order for convenient x[0] access!)

-      s.write("[")

-      s.write($x.ptrToInt)

-      s.write(", ")

-      storeAny(s, a[], stored)

-      s.write("]")

-  of akProc, akPointer, akCString: s.write($a.getPointer.ptrToInt)

-  of akString:

-    var x = getString(a)

-    if IsNil(x): s.write("null")

-    else: s.write(escapeJson(x))

-  of akInt..akInt64, akUInt..akUInt64: s.write($getBiggestInt(a))

-  of akFloat..akFloat128: s.write($getBiggestFloat(a))

-

-proc loadAny(p: var TJsonParser, a: TAny, t: var TTable[biggestInt, pointer]) =

-  case a.kind

-  of akNone: assert false

-  of akBool: 

-    case p.kind

-    of jsonFalse: setBiggestInt(a, 0)

-    of jsonTrue: setBiggestInt(a, 1)

-    else: raiseParseErr(p, "'true' or 'false' expected for a bool")

-    next(p)

-  of akChar:

-    if p.kind == jsonString:

-      var x = p.str

-      if x.len == 1:

-        setBiggestInt(a, ord(x[0]))

-        next(p)

-        return

-    raiseParseErr(p, "string of length 1 expected for a char")

-  of akEnum: 

-    if p.kind == jsonString:

-      setBiggestInt(a, getEnumOrdinal(a, p.str))

-      next(p)

-      return

-    raiseParseErr(p, "string expected for an enum")

-  of akArray:

-    if p.kind != jsonArrayStart: raiseParseErr(p, "'[' expected for an array")

-    next(p)

-    var i = 0

-    while p.kind != jsonArrayEnd and p.kind != jsonEof:

-      loadAny(p, a[i], t)

-      inc(i)

-    if p.kind == jsonArrayEnd: next(p)

-    else: raiseParseErr(p, "']' end of array expected")

-  of akSequence:

-    case p.kind 

-    of jsonNull:

-      setPointer(a, nil)

-      next(p)

-    of jsonArrayStart:

-      next(p)

-      invokeNewSeq(a, 0)

-      var i = 0

-      while p.kind != jsonArrayEnd and p.kind != jsonEof:

-        extendSeq(a)

-        loadAny(p, a[i], t)

-        inc(i)

-      if p.kind == jsonArrayEnd: next(p)

-      else: raiseParseErr(p, "")

-    else:

-      raiseParseErr(p, "'[' expected for a seq")

-  of akObject, akTuple:

-    if a.kind == akObject: setObjectRuntimeType(a)

-    if p.kind != jsonObjectStart: raiseParseErr(p, "'{' expected for an object")

-    next(p)

-    while p.kind != jsonObjectEnd and p.kind != jsonEof:

-      if p.kind != jsonString: 

-        raiseParseErr(p, "string expected for a field name")

-      var fieldName = p.str

-      next(p)

-      loadAny(p, a[fieldName], t)

-    if p.kind == jsonObjectEnd: next(p)

-    else: raiseParseErr(p, "'}' end of object expected")

-  of akSet:

-    if p.kind != jsonArrayStart: raiseParseErr(p, "'[' expected for a set")

-    next(p)

-    while p.kind != jsonArrayEnd and p.kind != jsonEof:

-      if p.kind != jsonInt: raiseParseErr(p, "int expected for a set")

-      inclSetElement(a, p.getInt.int)

-      next(p)

-    if p.kind == jsonArrayEnd: next(p)

-    else: raiseParseErr(p, "']' end of array expected")

-  of akPtr, akRef:

-    case p.kind 

-    of jsonNull:

-      setPointer(a, nil)

-      next(p)

-    of jsonInt:

-      setPointer(a, t[p.getInt])

-      next(p)

-    of jsonArrayStart:

-      next(p)

-      if a.kind == akRef: invokeNew(a)

-      else: setPointer(a, alloc0(a.baseTypeSize))      

-      if p.kind == jsonInt:

-        t[p.getInt] = getPointer(a)

-        next(p)

-      else: raiseParseErr(p, "index for ref type expected")

-      loadAny(p, a[], t)

-      if p.kind == jsonArrayEnd: next(p)

-      else: raiseParseErr(p, "']' end of ref-address pair expected")

-    else: raiseParseErr(p, "int for pointer type expected")

-  of akProc, akPointer, akCString: 

-    case p.kind 

-    of jsonNull:

-      setPointer(a, nil)

-      next(p)

-    of jsonInt:

-      setPointer(a, cast[pointer](p.getInt.int))

-      next(p)

-    else: raiseParseErr(p, "int for pointer type expected")

-  of akString:

-    case p.kind 

-    of jsonNull:

-      setPointer(a, nil)

-      next(p)

-    of jsonString:

-      setString(a, p.str)

-      next(p)

-    else: raiseParseErr(p, "string expected")

-  of akInt..akInt64, akUInt..akUInt64: 

-    if p.kind == jsonInt:

-      setBiggestInt(a, getInt(p))

-      next(p)

-      return

-    raiseParseErr(p, "int expected")

-  of akFloat..akFloat128:

-    if p.kind == jsonFloat:

-      setBiggestFloat(a, getFloat(p))

-      next(p)

-      return

-    raiseParseErr(p, "float expected")

-  of akRange: loadAny(p, a.skipRange, t)

-

-proc loadAny(s: PStream, a: TAny, t: var TTable[BiggestInt, pointer]) =

-  var p: TJsonParser

-  open(p, s, "unknown file")

-  next(p)

-  loadAny(p, a, t)

-  close(p)

-

-proc load*[T](s: PStream, data: var T) =

-  ## loads `data` from the stream `s`. Raises `EIO` in case of an error.

-  var tab = initTable[biggestInt, pointer]()

-  loadAny(s, toAny(data), tab)

-

-proc store*[T](s: PStream, data: T) =

-  ## stores `data` into the stream `s`. Raises `EIO` in case of an error.

-  var stored = initIntSet()

-  var d: T

-  shallowCopy(d, data)

-  storeAny(s, toAny(d), stored)

-

-proc `$$`*[T](x: T): string =

-  ## returns a string representation of `x`.

-  var stored = initIntSet()

-  var d: T

-  shallowCopy(d, x)

-  var s = newStringStream()

-  storeAny(s, toAny(d), stored)

-  result = s.data

-

-proc to*[T](data: string): T =

-  ## reads data and transforms it to a ``T``.

-  var tab = initTable[biggestInt, pointer]()

-  loadAny(newStringStream(data), toAny(result), tab)

-  

-when isMainModule:

-  template testit(x: expr) = echo($$to[type(x)]($$x))

-

-  var x: array[0..4, array[0..4, string]] = [

-    ["test", "1", "2", "3", "4"], ["test", "1", "2", "3", "4"], 

-    ["test", "1", "2", "3", "4"], ["test", "1", "2", "3", "4"], 

-    ["test", "1", "2", "3", "4"]]

-  testit(x)

-  var test2: tuple[name: string, s: uint] = ("tuple test", 56u)

-  testit(test2)

-  

-  type

-    TE = enum

-      blah, blah2

-  

-    TestObj = object

-      test, asd: int

-      case test2: TE

-      of blah:

-        help: string

-      else:

-        nil

-        

-    PNode = ref TNode

-    TNode = object

-      next, prev: PNode

-      data: string

-

-  proc buildList(): PNode =

-    new(result)

-    new(result.next)

-    new(result.prev)

-    result.data = "middle"

-    result.next.data = "next"

-    result.prev.data = "prev"

-    result.next.next = result.prev

-    result.next.prev = result

-    result.prev.next = result

-    result.prev.prev = result.next

-

-  var test3: TestObj

-  test3.test = 42

-  test3.test2 = blah

-  testit(test3)

-

-  var test4: ref tuple[a, b: string]

-  new(test4)

-  test4.a = "ref string test: A"

-  test4.b = "ref string test: B"

-  testit(test4)

-  

-  var test5 = @[(0,1),(2,3),(4,5)]

-  testit(test5)

-

-  var test6: set[char] = {'A'..'Z', '_'}

-  testit(test6)

-

-  var test7 = buildList()

-  echo($$test7)

-  testit(test7)

-

-  type 

-    TA {.inheritable.} = object

-    TB = object of TA

-      f: int

-

-  var

-    a: ref TA

-    b: ref TB

-  new(b)

-  a = b

-  echo($$a[]) # produces "{}", not "{f: 0}"

-

+#
+#
+#            Nim's Runtime Library
+#        (c) Copyright 2014 Andreas Rumpf
+#
+#    See the file "copying.txt", included in this
+#    distribution, for details about the copyright.
+#
+
+## This module contains procs for serialization and deseralization of 
+## arbitrary Nim data structures. The serialization format uses JSON.
+##
+## **Restriction**: For objects their type is **not** serialized. This means
+## essentially that it does not work if the object has some other runtime
+## type than its compiletime type:
+##
+## .. code-block:: nim
+## 
+##   type 
+##     TA = object
+##     TB = object of TA
+##       f: int
+##
+##   var
+##     a: ref TA
+##     b: ref TB
+##
+##   new(b)
+##   a = b
+##   echo($$a[]) # produces "{}", not "{f: 0}"
+
+import streams, typeinfo, json, intsets, tables
+
+proc ptrToInt(x: pointer): int {.inline.} =
+  result = cast[int](x) # don't skip alignment
+
+proc storeAny(s: Stream, a: TAny, stored: var IntSet) =
+  case a.kind
+  of akNone: assert false
+  of akBool: s.write($getBool(a))
+  of akChar: s.write(escapeJson($getChar(a)))
+  of akArray, akSequence:
+    if a.kind == akSequence and isNil(a): s.write("null")
+    else:
+      s.write("[")
+      for i in 0 .. a.len-1:
+        if i > 0: s.write(", ")
+        storeAny(s, a[i], stored)
+      s.write("]")
+  of akObject, akTuple:
+    s.write("{")
+    var i = 0
+    for key, val in fields(a):
+      if i > 0: s.write(", ")
+      s.write(escapeJson(key))
+      s.write(": ")
+      storeAny(s, val, stored)
+      inc(i)
+    s.write("}")
+  of akSet:
+    s.write("[")
+    var i = 0
+    for e in elements(a):
+      if i > 0: s.write(", ")
+      s.write($e)
+      inc(i)
+    s.write("]")
+  of akRange: storeAny(s, skipRange(a), stored)
+  of akEnum: s.write(getEnumField(a).escapeJson)
+  of akPtr, akRef:
+    var x = a.getPointer
+    if isNil(x): s.write("null")
+    elif stored.containsOrIncl(x.ptrToInt):
+      # already stored, so we simply write out the pointer as an int:
+      s.write($x.ptrToInt)
+    else:
+      # else as a [value, key] pair:
+      # (reversed order for convenient x[0] access!)
+      s.write("[")
+      s.write($x.ptrToInt)
+      s.write(", ")
+      storeAny(s, a[], stored)
+      s.write("]")
+  of akProc, akPointer, akCString: s.write($a.getPointer.ptrToInt)
+  of akString:
+    var x = getString(a)
+    if isNil(x): s.write("null")
+    else: s.write(escapeJson(x))
+  of akInt..akInt64, akUInt..akUInt64: s.write($getBiggestInt(a))
+  of akFloat..akFloat128: s.write($getBiggestFloat(a))
+
+proc loadAny(p: var JsonParser, a: TAny, t: var Table[BiggestInt, pointer]) =
+  case a.kind
+  of akNone: assert false
+  of akBool: 
+    case p.kind
+    of jsonFalse: setBiggestInt(a, 0)
+    of jsonTrue: setBiggestInt(a, 1)
+    else: raiseParseErr(p, "'true' or 'false' expected for a bool")
+    next(p)
+  of akChar:
+    if p.kind == jsonString:
+      var x = p.str
+      if x.len == 1:
+        setBiggestInt(a, ord(x[0]))
+        next(p)
+        return
+    raiseParseErr(p, "string of length 1 expected for a char")
+  of akEnum: 
+    if p.kind == jsonString:
+      setBiggestInt(a, getEnumOrdinal(a, p.str))
+      next(p)
+      return
+    raiseParseErr(p, "string expected for an enum")
+  of akArray:
+    if p.kind != jsonArrayStart: raiseParseErr(p, "'[' expected for an array")
+    next(p)
+    var i = 0
+    while p.kind != jsonArrayEnd and p.kind != jsonEof:
+      loadAny(p, a[i], t)
+      inc(i)
+    if p.kind == jsonArrayEnd: next(p)
+    else: raiseParseErr(p, "']' end of array expected")
+  of akSequence:
+    case p.kind 
+    of jsonNull:
+      setPointer(a, nil)
+      next(p)
+    of jsonArrayStart:
+      next(p)
+      invokeNewSeq(a, 0)
+      var i = 0
+      while p.kind != jsonArrayEnd and p.kind != jsonEof:
+        extendSeq(a)
+        loadAny(p, a[i], t)
+        inc(i)
+      if p.kind == jsonArrayEnd: next(p)
+      else: raiseParseErr(p, "")
+    else:
+      raiseParseErr(p, "'[' expected for a seq")
+  of akObject, akTuple:
+    if a.kind == akObject: setObjectRuntimeType(a)
+    if p.kind != jsonObjectStart: raiseParseErr(p, "'{' expected for an object")
+    next(p)
+    while p.kind != jsonObjectEnd and p.kind != jsonEof:
+      if p.kind != jsonString: 
+        raiseParseErr(p, "string expected for a field name")
+      var fieldName = p.str
+      next(p)
+      loadAny(p, a[fieldName], t)
+    if p.kind == jsonObjectEnd: next(p)
+    else: raiseParseErr(p, "'}' end of object expected")
+  of akSet:
+    if p.kind != jsonArrayStart: raiseParseErr(p, "'[' expected for a set")
+    next(p)
+    while p.kind != jsonArrayEnd and p.kind != jsonEof:
+      if p.kind != jsonInt: raiseParseErr(p, "int expected for a set")
+      inclSetElement(a, p.getInt.int)
+      next(p)
+    if p.kind == jsonArrayEnd: next(p)
+    else: raiseParseErr(p, "']' end of array expected")
+  of akPtr, akRef:
+    case p.kind 
+    of jsonNull:
+      setPointer(a, nil)
+      next(p)
+    of jsonInt:
+      setPointer(a, t[p.getInt])
+      next(p)
+    of jsonArrayStart:
+      next(p)
+      if a.kind == akRef: invokeNew(a)
+      else: setPointer(a, alloc0(a.baseTypeSize))      
+      if p.kind == jsonInt:
+        t[p.getInt] = getPointer(a)
+        next(p)
+      else: raiseParseErr(p, "index for ref type expected")
+      loadAny(p, a[], t)
+      if p.kind == jsonArrayEnd: next(p)
+      else: raiseParseErr(p, "']' end of ref-address pair expected")
+    else: raiseParseErr(p, "int for pointer type expected")
+  of akProc, akPointer, akCString: 
+    case p.kind 
+    of jsonNull:
+      setPointer(a, nil)
+      next(p)
+    of jsonInt:
+      setPointer(a, cast[pointer](p.getInt.int))
+      next(p)
+    else: raiseParseErr(p, "int for pointer type expected")
+  of akString:
+    case p.kind 
+    of jsonNull:
+      setPointer(a, nil)
+      next(p)
+    of jsonString:
+      setString(a, p.str)
+      next(p)
+    else: raiseParseErr(p, "string expected")
+  of akInt..akInt64, akUInt..akUInt64: 
+    if p.kind == jsonInt:
+      setBiggestInt(a, getInt(p))
+      next(p)
+      return
+    raiseParseErr(p, "int expected")
+  of akFloat..akFloat128:
+    if p.kind == jsonFloat:
+      setBiggestFloat(a, getFloat(p))
+      next(p)
+      return
+    raiseParseErr(p, "float expected")
+  of akRange: loadAny(p, a.skipRange, t)
+
+proc loadAny(s: Stream, a: TAny, t: var Table[BiggestInt, pointer]) =
+  var p: JsonParser
+  open(p, s, "unknown file")
+  next(p)
+  loadAny(p, a, t)
+  close(p)
+
+proc load*[T](s: Stream, data: var T) =
+  ## loads `data` from the stream `s`. Raises `EIO` in case of an error.
+  var tab = initTable[BiggestInt, pointer]()
+  loadAny(s, toAny(data), tab)
+
+proc store*[T](s: Stream, data: T) =
+  ## stores `data` into the stream `s`. Raises `EIO` in case of an error.
+  var stored = initIntSet()
+  var d: T
+  shallowCopy(d, data)
+  storeAny(s, toAny(d), stored)
+
+proc `$$`*[T](x: T): string =
+  ## returns a string representation of `x`.
+  var stored = initIntSet()
+  var d: T
+  shallowCopy(d, x)
+  var s = newStringStream()
+  storeAny(s, toAny(d), stored)
+  result = s.data
+
+proc to*[T](data: string): T =
+  ## reads data and transforms it to a ``T``.
+  var tab = initTable[BiggestInt, pointer]()
+  loadAny(newStringStream(data), toAny(result), tab)
+  
+when isMainModule:
+  template testit(x: expr) = echo($$to[type(x)]($$x))
+
+  var x: array[0..4, array[0..4, string]] = [
+    ["test", "1", "2", "3", "4"], ["test", "1", "2", "3", "4"], 
+    ["test", "1", "2", "3", "4"], ["test", "1", "2", "3", "4"], 
+    ["test", "1", "2", "3", "4"]]
+  testit(x)
+  var test2: tuple[name: string, s: uint] = ("tuple test", 56u)
+  testit(test2)
+  
+  type
+    TE = enum
+      blah, blah2
+  
+    TestObj = object
+      test, asd: int
+      case test2: TE
+      of blah:
+        help: string
+      else:
+        nil
+        
+    PNode = ref TNode
+    TNode = object
+      next, prev: PNode
+      data: string
+
+  proc buildList(): PNode =
+    new(result)
+    new(result.next)
+    new(result.prev)
+    result.data = "middle"
+    result.next.data = "next"
+    result.prev.data = "prev"
+    result.next.next = result.prev
+    result.next.prev = result
+    result.prev.next = result
+    result.prev.prev = result.next
+
+  var test3: TestObj
+  test3.test = 42
+  test3.test2 = blah
+  testit(test3)
+
+  var test4: ref tuple[a, b: string]
+  new(test4)
+  test4.a = "ref string test: A"
+  test4.b = "ref string test: B"
+  testit(test4)
+  
+  var test5 = @[(0,1),(2,3),(4,5)]
+  testit(test5)
+
+  var test6: set[char] = {'A'..'Z', '_'}
+  testit(test6)
+
+  var test7 = buildList()
+  echo($$test7)
+  testit(test7)
+
+  type 
+    TA {.inheritable.} = object
+    TB = object of TA
+      f: int
+
+  var
+    a: ref TA
+    b: ref TB
+  new(b)
+  a = b
+  echo($$a[]) # produces "{}", not "{f: 0}"
+