Nim/compiler/condsyms.nim
Andreas Rumpf 0d23419e68
DAA and 'out' parameters (#20506)
* DAA and 'out' parameters

* progress

* documented strictDefs and out parameters

* docs, tests and a bugfix

* fixes silly regression
2022-10-06 17:08:41 +02:00

149 lines
5.2 KiB
Nim

#
#
# The Nim Compiler
# (c) Copyright 2015 Andreas Rumpf
#
# See the file "copying.txt", included in this
# distribution, for details about the copyright.
#
# This module handles the conditional symbols.
import
strtabs
from options import Feature
from lineinfos import hintMin, hintMax, warnMin, warnMax
proc defineSymbol*(symbols: StringTableRef; symbol: string, value: string = "true") =
symbols[symbol] = value
proc undefSymbol*(symbols: StringTableRef; symbol: string) =
symbols.del(symbol)
#proc lookupSymbol*(symbols: StringTableRef; symbol: string): string =
# result = if isDefined(symbol): gSymbols[symbol] else: nil
iterator definedSymbolNames*(symbols: StringTableRef): string =
for key, val in pairs(symbols):
yield key
proc countDefinedSymbols*(symbols: StringTableRef): int =
symbols.len
proc initDefines*(symbols: StringTableRef) =
# for bootstrapping purposes and old code:
template defineSymbol(s) = symbols.defineSymbol(s)
defineSymbol("nimhygiene") # deadcode
defineSymbol("niminheritable") # deadcode
defineSymbol("nimmixin") # deadcode
defineSymbol("nimeffects") # deadcode
defineSymbol("nimbabel") # deadcode
defineSymbol("nimcomputedgoto") # deadcode
defineSymbol("nimunion") # deadcode
defineSymbol("nimnewshared") # deadcode
defineSymbol("nimNewTypedesc") # deadcode
defineSymbol("nimrequiresnimframe") # deadcode
defineSymbol("nimparsebiggestfloatmagic") # deadcode
defineSymbol("nimalias") # deadcode
defineSymbol("nimlocks") # deadcode
defineSymbol("nimnode") # deadcode pending `nimnode` reference in opengl package
# refs https://github.com/nim-lang/opengl/pull/79
defineSymbol("nimvarargstyped") # deadcode
defineSymbol("nimtypedescfixed") # deadcode
defineSymbol("nimKnowsNimvm") # deadcode
defineSymbol("nimArrIdx") # deadcode
defineSymbol("nimHasalignOf") # deadcode
defineSymbol("nimDistros") # deadcode
defineSymbol("nimHasCppDefine") # deadcode
defineSymbol("nimGenericInOutFlags") # deadcode
when false: defineSymbol("nimHasOpt") # deadcode
defineSymbol("nimNoArrayToCstringConversion") # deadcode
defineSymbol("nimHasRunnableExamples") # deadcode
defineSymbol("nimNewDot") # deadcode
defineSymbol("nimHasNilChecks") # deadcode
defineSymbol("nimSymKind") # deadcode
defineSymbol("nimVmEqIdent") # deadcode
defineSymbol("nimNoNil") # deadcode
defineSymbol("nimNoZeroTerminator") # deadcode
defineSymbol("nimNotNil") # deadcode
defineSymbol("nimVmExportFixed") # deadcode
defineSymbol("nimHasSymOwnerInMacro") # deadcode
defineSymbol("nimNewRuntime") # deadcode
defineSymbol("nimIncrSeqV3") # deadcode
defineSymbol("nimAshr") # deadcode
defineSymbol("nimNoNilSeqs") # deadcode
defineSymbol("nimNoNilSeqs2") # deadcode
defineSymbol("nimHasUserErrors") # deadcode
defineSymbol("nimUncheckedArrayTyp") # deadcode
defineSymbol("nimHasTypeof") # deadcode
defineSymbol("nimErrorProcCanHaveBody") # deadcode
defineSymbol("nimHasInstantiationOfInMacro") # deadcode
defineSymbol("nimHasHotCodeReloading") # deadcode
defineSymbol("nimHasNilSeqs") # deadcode
defineSymbol("nimHasSignatureHashInMacro") # deadcode
defineSymbol("nimHasDefault") # deadcode
defineSymbol("nimMacrosSizealignof") # deadcode
# > 0.20.0
defineSymbol("nimNoZeroExtendMagic")
defineSymbol("nimMacrosGetNodeId")
for f in Feature:
defineSymbol("nimHas" & $f)
for s in warnMin..warnMax:
defineSymbol("nimHasWarning" & $s)
for s in hintMin..hintMax:
defineSymbol("nimHasHint" & $s)
defineSymbol("nimFixedOwned")
defineSymbol("nimHasStyleChecks")
defineSymbol("nimToOpenArrayCString")
defineSymbol("nimHasUsed")
defineSymbol("nimFixedForwardGeneric")
defineSymbol("nimnomagic64")
defineSymbol("nimNewShiftOps")
defineSymbol("nimHasCursor")
defineSymbol("nimAlignPragma")
defineSymbol("nimHasExceptionsQuery")
defineSymbol("nimHasIsNamedTuple")
defineSymbol("nimHashOrdinalFixed")
when defined(nimHasLibFFI):
# Renaming as we can't conflate input vs output define flags; e.g. this
# will report the right thing regardless of whether user adds
# `-d:nimHasLibFFI` in his user config.
defineSymbol("nimHasLibFFIEnabled")
defineSymbol("nimHasSinkInference")
defineSymbol("nimNewIntegerOps")
defineSymbol("nimHasInvariant")
defineSymbol("nimHasStacktraceMsgs")
defineSymbol("nimDoesntTrackDefects")
defineSymbol("nimHasLentIterators")
defineSymbol("nimHasDeclaredMagic")
defineSymbol("nimHasStacktracesModule")
defineSymbol("nimHasEffectTraitsModule")
defineSymbol("nimHasCastPragmaBlocks")
defineSymbol("nimHasDeclaredLocs")
defineSymbol("nimHasJsBigIntBackend")
defineSymbol("nimHasWarningAsError")
defineSymbol("nimHasHintAsError")
defineSymbol("nimHasSpellSuggest")
defineSymbol("nimHasCustomLiterals")
defineSymbol("nimHasUnifiedTuple")
defineSymbol("nimHasIterable")
defineSymbol("nimHasTypeofVoid")
defineSymbol("nimHasDragonBox")
defineSymbol("nimHasHintAll")
defineSymbol("nimHasTrace")
defineSymbol("nimHasEffectsOf")
defineSymbol("nimHasEnforceNoRaises")
defineSymbol("nimHasTopDownInference")
defineSymbol("nimHasTemplateRedefinitionPragma")
defineSymbol("nimHasCstringCase")
defineSymbol("nimHasCallsitePragma")
defineSymbol("nimHasAmbiguousEnumHint")
defineSymbol("nimHasOutParams")