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93ced31353
* wip; use strictdefs for compiler * checkpoint * complete the chores * more fixes * first phase cleanup * Update compiler/bitsets.nim * cleanup
45 lines
1.3 KiB
Nim
45 lines
1.3 KiB
Nim
#
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#
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# The Nim Compiler
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# (c) Copyright 2017 Andreas Rumpf
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#
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# See the file "copying.txt", included in this
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# distribution, for details about the copyright.
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#
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iterator myParentDirs(p: string): string =
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# XXX os's parentDirs is stupid (multiple yields) and triggers an old bug...
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var current = p
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while true:
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current = current.parentDir
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if current.len == 0: break
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yield current
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proc getNimbleFile*(conf: ConfigRef; path: string): string =
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## returns absolute path to nimble file, e.g.: /pathto/cligen.nimble
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result = ""
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var parents = 0
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block packageSearch:
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for d in myParentDirs(path):
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if conf.packageCache.hasKey(d):
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#echo "from cache ", d, " |", packageCache[d], "|", path.splitFile.name
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return conf.packageCache[d]
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inc parents
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for file in walkFiles(d / "*.nimble"):
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result = file
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break packageSearch
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# we also store if we didn't find anything:
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for d in myParentDirs(path):
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#echo "set cache ", d, " |", result, "|", parents
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conf.packageCache[d] = result
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dec parents
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if parents <= 0: break
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proc getPackageName*(conf: ConfigRef; path: string): string =
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## returns nimble package name, e.g.: `cligen`
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let path = getNimbleFile(conf, path)
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if path.len > 0:
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return path.splitFile.name
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else:
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return "unknown"
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