mirror of
https://github.com/nim-lang/Nim.git
synced 2026-01-19 11:07:14 +00:00
cleanup keineschweine test; removes unused module
This commit is contained in:
Araq
@@ -1,295 +0,0 @@
|
||||
import macros, macro_dsl, streams, streams_enh
|
||||
from strutils import format
|
||||
|
||||
template newLenName(): stmt {.immediate.} =
|
||||
let lenName {.inject.} = ^("len"& $lenNames)
|
||||
inc(lenNames)
|
||||
|
||||
template defPacketImports*(): stmt {.immediate, dirty.} =
|
||||
import macros, macro_dsl, streams, streams_enh
|
||||
from strutils import format
|
||||
|
||||
proc `$`*[T](x: seq[T]): string =
|
||||
result = "[seq len="
|
||||
result.add($x.len)
|
||||
result.add ':'
|
||||
for i in 0.. <len(x):
|
||||
result.add " "
|
||||
result.add($x[i])
|
||||
result.add ']'
|
||||
|
||||
macro defPacket*(typeNameN: expr, typeFields: expr): stmt {.immediate.} =
|
||||
result = newNimNode(nnkStmtList)
|
||||
let
|
||||
typeName = quoted2ident(typeNameN)
|
||||
packetID = ^"p"
|
||||
streamID = ^"s"
|
||||
var
|
||||
constructorParams = newNimNode(nnkFormalParams).und(typeName)
|
||||
constructor = newNimNode(nnkProcDef).und(
|
||||
postfix(^("new"& $typeName.ident), "*"),
|
||||
emptyNode(),
|
||||
emptyNode(),
|
||||
constructorParams,
|
||||
emptyNode(),
|
||||
emptyNode())
|
||||
pack = newNimNode(nnkProcDef).und(
|
||||
postfix(^"pack", "*"),
|
||||
emptyNode(),
|
||||
emptyNode(),
|
||||
newNimNode(nnkFormalParams).und(
|
||||
emptyNode(), # : void
|
||||
newNimNode(nnkIdentDefs).und(
|
||||
packetID, # p: var typeName
|
||||
newNimNode(nnkVarTy).und(typeName),
|
||||
emptyNode()),
|
||||
newNimNode(nnkIdentDefs).und(
|
||||
streamID, # s: PStream
|
||||
^"PStream",
|
||||
newNimNode(nnkNilLit))),
|
||||
emptyNode(),
|
||||
emptyNode())
|
||||
read = newNimNode(nnkProcDef).und(
|
||||
newIdentNode("read"& $typeName.ident).postfix("*"),
|
||||
emptyNode(),
|
||||
emptyNode(),
|
||||
newNimNode(nnkFormalParams).und(
|
||||
typeName, #result type
|
||||
newNimNode(nnkIdentDefs).und(
|
||||
streamID, # s: PStream = nil
|
||||
^"PStream",
|
||||
newNimNode(nnkNilLit))),
|
||||
emptyNode(),
|
||||
emptyNode())
|
||||
constructorBody = newNimNode(nnkStmtList)
|
||||
packBody = newNimNode(nnkStmtList)
|
||||
readBody = newNimNode(nnkStmtList)
|
||||
lenNames = 0
|
||||
for i in 0.. typeFields.len - 1:
|
||||
let
|
||||
name = typeFields[i][0]
|
||||
dotName = packetID.dot(name)
|
||||
resName = newIdentNode(!"result").dot(name)
|
||||
case typeFields[i][1].kind
|
||||
of nnkBracketExpr: #ex: paddedstring[32, '\0'], array[range, type]
|
||||
case $typeFields[i][1][0].ident
|
||||
of "paddedstring":
|
||||
let length = typeFields[i][1][1]
|
||||
let padChar = typeFields[i][1][2]
|
||||
packBody.add(newCall(
|
||||
"writePaddedStr", streamID, dotName, length, padChar))
|
||||
## result.name = readPaddedStr(s, length, char)
|
||||
readBody.add(resName := newCall(
|
||||
"readPaddedStr", streamID, length, padChar))
|
||||
## make the type a string
|
||||
typeFields[i] = newNimNode(nnkIdentDefs).und(
|
||||
name,
|
||||
^"string",
|
||||
newNimNode(nnkEmpty))
|
||||
of "array":
|
||||
readBody.add(
|
||||
newNimNode(nnkDiscardStmt).und(
|
||||
newCall("readData", streamID, newNimNode(nnkAddr).und(resName), newCall("sizeof", resName))))
|
||||
packBody.add(
|
||||
newCall("writeData", streamID, newNimNode(nnkAddr).und(dotName), newCall("sizeof", dotName)))
|
||||
of "seq":
|
||||
## let lenX = readInt16(s)
|
||||
newLenName()
|
||||
let
|
||||
item = ^"item" ## item name in our iterators
|
||||
seqType = typeFields[i][1][1] ## type of seq
|
||||
readName = newIdentNode("read"& $seqType.ident)
|
||||
readBody.add(newNimNode(nnkLetSection).und(
|
||||
newNimNode(nnkIdentDefs).und(
|
||||
lenName,
|
||||
newNimNode(nnkEmpty),
|
||||
newCall("readInt16", streamID))))
|
||||
readBody.add( ## result.name = @[]
|
||||
resName := ("@".prefix(newNimNode(nnkBracket))),
|
||||
newNimNode(nnkForStmt).und( ## for item in 1..len:
|
||||
item,
|
||||
infix(1.lit, "..", lenName),
|
||||
newNimNode(nnkStmtList).und(
|
||||
newCall( ## add(result.name, unpack[seqType](stream))
|
||||
"add", resName, newNimNode(nnkCall).und(readName, streamID)
|
||||
) ) ) )
|
||||
packbody.add(
|
||||
newNimNode(nnkVarSection).und(newNimNode(nnkIdentDefs).und(
|
||||
lenName, ## var lenName = int16(len(p.name))
|
||||
newIdentNode("int16"),
|
||||
newCall("int16", newCall("len", dotName)))),
|
||||
newCall("writeData", streamID, newNimNode(nnkAddr).und(lenName), 2.lit),
|
||||
newNimNode(nnkForStmt).und( ## for item in 0..length - 1: pack(p.name[item], stream)
|
||||
item,
|
||||
infix(0.lit, "..", infix(lenName, "-", 1.lit)),
|
||||
newNimNode(nnkStmtList).und(
|
||||
newCall("echo", item, ": ".lit),
|
||||
newCall("pack", dotName[item], streamID))))
|
||||
#set the default value to @[] (new sequence)
|
||||
typeFields[i][2] = "@".prefix(newNimNode(nnkBracket))
|
||||
else:
|
||||
error("Unknown type: "& treeRepr(typeFields[i]))
|
||||
of nnkIdent: ##normal type
|
||||
case $typeFields[i][1].ident
|
||||
of "string": # length encoded string
|
||||
packBody.add(newCall("writeLEStr", streamID, dotName))
|
||||
readBody.add(resName := newCall("readLEStr", streamID))
|
||||
of "int8", "int16", "int32", "float32", "float64", "char", "bool":
|
||||
packBody.add(newCall(
|
||||
"writeData", streamID, newNimNode(nnkAddr).und(dotName), newCall("sizeof", dotName)))
|
||||
readBody.add(resName := newCall("read"& $typeFields[i][1].ident, streamID))
|
||||
else: ## hopefully the type you specified was another defpacket() type
|
||||
packBody.add(newCall("pack", dotName, streamID))
|
||||
readBody.add(resName := newCall("read"& $typeFields[i][1].ident, streamID))
|
||||
else:
|
||||
error("I dont know what to do with: "& treerepr(typeFields[i]))
|
||||
|
||||
var
|
||||
toStringFunc = newNimNode(nnkProcDef).und(
|
||||
newNimNode(nnkPostfix).und(
|
||||
^"*",
|
||||
newNimNode(nnkAccQuoted).und(^"$")),
|
||||
emptyNode(),
|
||||
emptyNode(),
|
||||
newNimNode(nnkFormalParams).und(
|
||||
^"string",
|
||||
newNimNode(nnkIdentDefs).und(
|
||||
packetID, # p: typeName
|
||||
typeName,
|
||||
emptyNode())),
|
||||
emptyNode(),
|
||||
emptyNode(),
|
||||
newNimNode(nnkStmtList).und(#[6]
|
||||
newNimNode(nnkAsgn).und(
|
||||
^"result", ## result =
|
||||
newNimNode(nnkCall).und(#[6][0][1]
|
||||
^"format", ## format
|
||||
emptyNode())))) ## "[TypeName $1 $2]"
|
||||
formatStr = "["& $typeName.ident
|
||||
|
||||
const emptyFields = {nnkEmpty, nnkNilLit}
|
||||
var objFields = newNimNode(nnkRecList)
|
||||
for i in 0.. < len(typeFields):
|
||||
let fname = typeFields[i][0]
|
||||
constructorParams.add(newNimNode(nnkIdentDefs).und(
|
||||
fname,
|
||||
typeFields[i][1],
|
||||
typeFields[i][2]))
|
||||
constructorBody.add((^"result").dot(fname) := fname)
|
||||
#export the name
|
||||
typeFields[i][0] = fname.postfix("*")
|
||||
if not(typeFields[i][2].kind in emptyFields):
|
||||
## empty the type default for the type def
|
||||
typeFields[i][2] = newNimNode(nnkEmpty)
|
||||
objFields.add(typeFields[i])
|
||||
toStringFunc[6][0][1].add(
|
||||
prefix("$", packetID.dot(fname)))
|
||||
formatStr.add " $"
|
||||
formatStr.add($(i + 1))
|
||||
|
||||
formatStr.add ']'
|
||||
toStringFunc[6][0][1][1] = formatStr.lit()
|
||||
|
||||
result.add(
|
||||
newNimNode(nnkTypeSection).und(
|
||||
newNimNode(nnkTypeDef).und(
|
||||
typeName.postfix("*"),
|
||||
newNimNode(nnkEmpty),
|
||||
newNimNode(nnkObjectTy).und(
|
||||
newNimNode(nnkEmpty), #not sure what this is
|
||||
newNimNode(nnkEmpty), #parent: OfInherit(Ident(!"SomeObj"))
|
||||
objFields))))
|
||||
result.add(constructor.und(constructorBody))
|
||||
result.add(pack.und(packBody))
|
||||
result.add(read.und(readBody))
|
||||
result.add(toStringFunc)
|
||||
when defined(GenPacketShowOutput):
|
||||
echo(repr(result))
|
||||
|
||||
proc `->`(a: string, b: string): NimNode {.compileTime.} =
|
||||
result = newNimNode(nnkIdentDefs).und(^a, ^b, newNimNode(nnkEmpty))
|
||||
proc `->`(a: string, b: NimNode): NimNode {.compileTime.} =
|
||||
result = newNimNode(nnkIdentDefs).und(^a, b, newNimNode(nnkEmpty))
|
||||
proc `->`(a, b: NimNode): NimNode {.compileTime.} =
|
||||
a[2] = b
|
||||
result = a
|
||||
|
||||
proc newProc*(name: string, params: varargs[NimNode], resultType: NimNode): NimNode {.compileTime.} =
|
||||
result = newNimNode(nnkProcDef).und(
|
||||
^name,
|
||||
emptyNode(),
|
||||
emptyNode(),
|
||||
newNimNode(nnkFormalParams).und(resultType),
|
||||
emptyNode(),
|
||||
emptyNode(),
|
||||
newNimNode(nnkStmtList))
|
||||
result[3].add(params)
|
||||
macro forwardPacket*(typeName: expr, underlyingType: typedesc): stmt {.immediate.} =
|
||||
result = newNimNode(nnkStmtList).und(
|
||||
newProc(
|
||||
"read"& $typeName.ident,
|
||||
["s" -> "PStream" -> newNimNode(nnkNilLit)],
|
||||
typeName),
|
||||
newProc(
|
||||
"pack",
|
||||
[ "p" -> newNimNode(nnkVarTy).und(typeName),
|
||||
"s" -> "PStream" -> newNimNode(nnkNilLit)],
|
||||
emptyNode()))
|
||||
result[0][6].add(newNimNode(nnkDiscardStmt).und(
|
||||
newCall(
|
||||
"readData", ^"s", newNimNode(nnkAddr).und(^"result"), newCall("sizeof", ^"result")
|
||||
)))
|
||||
result[1][6].add(
|
||||
newCall(
|
||||
"writeData", ^"s", newNimNode(nnkAddr).und(^"p"), newCall(
|
||||
"sizeof", ^"p")))
|
||||
when defined(GenPacketShowOutput):
|
||||
echo(repr(result))
|
||||
|
||||
template forwardPacketT*(typeName: expr): stmt {.dirty, immediate.} =
|
||||
proc `read typeName`*(s: PStream): typeName =
|
||||
discard readData(s, addr result, sizeof(result))
|
||||
proc `pack typeName`*(p: var typeName; s: PStream) =
|
||||
writeData(s, addr p, sizeof(p))
|
||||
|
||||
when true:
|
||||
type
|
||||
SomeEnum = enum
|
||||
A = 0'i8,
|
||||
B, C
|
||||
forwardPacket(SomeEnum, int8)
|
||||
|
||||
|
||||
defPacket(Foo, tuple[x: array[0..4, int8]])
|
||||
var f = newFoo([4'i8, 3'i8, 2'i8, 1'i8, 0'i8])
|
||||
var s2 = newStringStream("")
|
||||
f.pack(s2)
|
||||
assert s2.data == "\4\3\2\1\0"
|
||||
|
||||
var s = newStringStream()
|
||||
s.flushImpl = proc(s: PStream) =
|
||||
var z = PStringStream(s)
|
||||
z.setPosition(0)
|
||||
z.data.setLen(0)
|
||||
|
||||
|
||||
s.setPosition(0)
|
||||
s.data.setLen(0)
|
||||
var o = B
|
||||
o.pack(s)
|
||||
o = A
|
||||
o.pack(s)
|
||||
o = C
|
||||
o.pack(s)
|
||||
assert s.data == "\1\0\2"
|
||||
s.flush
|
||||
|
||||
defPacket(Y, tuple[z: int8])
|
||||
proc `$`(z: Y): string = result = "Y("& $z.z &")"
|
||||
defPacket(TestPkt, tuple[x: seq[Y]])
|
||||
var test = newTestPkt()
|
||||
test.x.add([newY(5), newY(4), newY(3), newY(2), newY(1)])
|
||||
for itm in test.x:
|
||||
echo(itm)
|
||||
test.pack(s)
|
||||
echo(repr(s.data))
|
||||
Reference in New Issue
Block a user