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## Helpers for binaries that use compiler passes, eg: nim, nimsuggest, nimfix
# TODO: nimfix should use this; currently out of sync
import
compiler/[options, idents, nimconf, scriptconfig, extccomp, commands, msgs, lineinfos, modulegraphs, condsyms],
std/os
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 = "stdinfile"
conf.projectPath = canonicalizePath(conf, getCurrentDir())
conf.projectIsStdin = true
elif conf.projectName != "":
try:
conf.projectFull = canonicalizePath(conf, conf.projectName)
except OSError:
conf.projectFull = conf.projectName
let p = splitFile(conf.projectFull)
let dir = if p.dir.len > 0: p.dir else: getCurrentDir()
conf.projectPath = canonicalizePath(conf, dir)
conf.projectName = p.name
else:
conf.projectPath = canonicalizePath(conf, 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: string)=
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, fromRoot = true, inclusive = false):
runNimScriptIfExists(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.cmpPaths(conf.projectFull) == 0:
return false
else:
if scriptFile.cmpPaths(conf.projectFull) != 0:
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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