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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, eg: nim, nimsuggest, nimfix
import
options, idents, nimconf, scriptconfig, extccomp, commands, msgs,
lineinfos, modulegraphs, condsyms, os, pathutils
type
NimProg* = ref object
suggestMode*: bool
supportsStdinFile*: bool
processCmdLine*: proc(pass: TCmdLinePass, cmd: string; config: ConfigRef)
mainCommand*: proc(graph: ModuleGraph)
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 self.supportsStdinFile and conf.projectName == "-":
conf.projectName = "stdinfile"
conf.projectFull = AbsoluteFile "stdinfile"
conf.projectPath = AbsoluteDir getCurrentDir()
conf.projectIsStdin = true
elif conf.projectName != "":
try:
conf.projectFull = canonicalizePath(conf, AbsoluteFile conf.projectName)
except OSError:
conf.projectFull = AbsoluteFile conf.projectName
let p = splitFile(conf.projectFull)
let dir = if p.dir.isEmpty: AbsoluteDir getCurrentDir() else: p.dir
conf.projectPath = AbsoluteDir canonicalizePath(conf, AbsoluteFile dir)
conf.projectName = p.name
else:
conf.projectPath = AbsoluteDir canonicalizePath(conf, AbsoluteFile getCurrentDir())
proc loadConfigsAndRunMainCommand*(self: NimProg, cache: IdentCache; conf: ConfigRef): bool =
loadConfigs(DefaultConfig, cache, conf) # load all config files
if self.suggestMode:
conf.command = "nimsuggest"
proc runNimScriptIfExists(path: AbsoluteFile)=
if fileExists(path):
runNimScript(cache, path, freshDefines = false, conf)
# Caution: make sure this stays in sync with `loadConfigs`
if optSkipSystemConfigFile notin conf.globalOptions:
runNimScriptIfExists(getSystemConfigPath(conf, DefaultConfigNims))
if optSkipUserConfigFile notin conf.globalOptions:
runNimScriptIfExists(getUserConfigPath(DefaultConfigNims))
if optSkipParentConfigFiles notin conf.globalOptions:
for dir in parentDirs(conf.projectPath.string, fromRoot = true, inclusive = false):
runNimScriptIfExists(AbsoluteDir(dir) / DefaultConfigNims)
if optSkipProjConfigFile notin conf.globalOptions:
runNimScriptIfExists(conf.projectPath / DefaultConfigNims)
block:
let scriptFile = conf.projectFull.changeFileExt("nims")
if not self.suggestMode:
runNimScriptIfExists(scriptFile)
# 'nim foo.nims' means to just run the NimScript file and do nothing more:
if fileExists(scriptFile) and scriptFile == conf.projectFull:
return false
else:
if scriptFile != conf.projectFull:
runNimScriptIfExists(scriptFile)
else:
# 'nimsuggest foo.nims' means to just auto-complete the NimScript file
discard
# now process command line arguments again, because some options in the
# command line can overwite the config file's settings
extccomp.initVars(conf)
self.processCmdLine(passCmd2, "", conf)
if conf.command == "":
rawMessage(conf, errGenerated, "command missing")
let graph = newModuleGraph(cache, conf)
graph.suggestMode = self.suggestMode
self.mainCommand(graph)
return true
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