a few more cleanups

* add raises to endians2, bitops2 since they sometimes call C functions

stew/bitops2.nim

@@ -18,6 +18,8 @@
 ## This module is also compatible with other backends: ``Javascript``, ``Nimscript``
 ## as well as the ``compiletime VM``.
 
+{.push raises: [].}
+
 const
   useBuiltins = not defined(noIntrinsicsBitOpts)
 
@@ -470,7 +472,7 @@ func setBitBE*(x: var BitIndexable, bit: Natural) {.inline.} =
   x = x or mask
 
 func clearBit*(x: var BitIndexable, bit: Natural) {.inline.} =
-  ## raises bit in a byte, assuming 0 to be the position of the
+  ## clears bit in a byte, assuming 0 to be the position of the
   ## least significant bit
   type T = type(x)
   let mask = T(1) shl bit
@@ -480,7 +482,7 @@ template clearBitLE*(x: var BitIndexable, bit: Natural) =
   clearBit(x, bit)
 
 func clearBitBE*(x: var BitIndexable, bit: Natural) {.inline.} =
-  ## raises a bit in `x`, assuming 0 to be the position of the
+  ## clears a bit in `x`, assuming 0 to be the position of the
   ## most significant bit
   let mask = mostSignificantBit(x.type) shr bit
   x = x and not mask

stew/endians2.nim

@@ -18,6 +18,8 @@
 # hold values of specific endianness and read them out with `fromBytes` when the
 # integer interpretation of the bytes is needed.
 
+{.push raises: [].}
+
 type
   SomeEndianInt* = uint8|uint16|uint32|uint64
     ## types that we support endian conversions for - uint8 is there for

tests/test_byteutils.nim

@@ -6,7 +6,7 @@
 # at your option. This file may not be copied, modified, or distributed except according to those terms.
 
 import  unittest,
-        ../stew/[byteutils, io]
+        ../stew/byteutils
 
 proc compilationTest {.exportc: "compilationTest".} =
   var bytes = @[1.byte, 2, 3, 4]