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#
#
# The Nim Compiler
# (c) Copyright 2018 Nim contributors
#
# See the file "copying.txt", included in this
# distribution, for details about the copyright.
#
## Helpers for binaries that use compiler passes, e.g.: nim, nimsuggest, nimfix
import
options, idents, nimconf, extccomp, commands, msgs,
lineinfos, modulegraphs, condsyms, os, pathutils, parseopt
proc prependCurDir*(f: AbsoluteFile): AbsoluteFile =
when defined(unix):
if os.isAbsolute(f.string): result = f
else: result = AbsoluteFile("./" & f.string)
else:
result = f
proc addCmdPrefix*(result: var string, kind: CmdLineKind) =
# consider moving this to std/parseopt
case kind
of cmdLongOption: result.add "--"
of cmdShortOption: result.add "-"
of cmdArgument, cmdEnd: discard
type
NimProg* = ref object
suggestMode*: bool
supportsStdinFile*: bool
processCmdLine*: proc(pass: TCmdLinePass, cmd: string; config: ConfigRef)
proc initDefinesProg*(self: NimProg, conf: ConfigRef, name: string) =
condsyms.initDefines(conf.symbols)
defineSymbol conf.symbols, name
proc processCmdLineAndProjectPath*(self: NimProg, conf: ConfigRef) =
self.processCmdLine(passCmd1, "", conf)
if conf.projectIsCmd and conf.projectName in ["-", ""]:
handleCmdInput(conf)
elif self.supportsStdinFile and conf.projectName == "-":
handleStdinInput(conf)
elif conf.projectName != "":
setFromProjectName(conf, conf.projectName)
else:
conf.projectPath = AbsoluteDir canonicalizePath(conf, AbsoluteFile getCurrentDir())
proc loadConfigsAndProcessCmdLine*(self: NimProg, cache: IdentCache; conf: ConfigRef;
graph: ModuleGraph): bool =
if self.suggestMode:
conf.setCmd cmdIdeTools
if conf.cmd == cmdNimscript:
incl(conf.globalOptions, optWasNimscript)
loadConfigs(DefaultConfig, cache, conf, graph.idgen) # load all config files
if not self.suggestMode:
let scriptFile = conf.projectFull.changeFileExt("nims")
# 'nim foo.nims' means to just run the NimScript file and do nothing more:
if fileExists(scriptFile) and scriptFile == conf.projectFull:
if conf.cmd == cmdNone: conf.setCmd cmdNimscript
if conf.cmd == cmdNimscript: return false
# now process command line arguments again, because some options in the
# command line can overwrite the config file's settings
extccomp.initVars(conf)
self.processCmdLine(passCmd2, "", conf)
if conf.cmd == cmdNone:
rawMessage(conf, errGenerated, "command missing")
graph.suggestMode = self.suggestMode
return true
proc loadConfigsAndRunMainCommand*(self: NimProg, cache: IdentCache; conf: ConfigRef; graph: ModuleGraph): bool =
## Alias for loadConfigsAndProcessCmdLine, here for backwards compatibility
loadConfigsAndProcessCmdLine(self, cache, conf, graph)
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