def Lake.createParentDirs (path : System.FilePath) : IO Unit

Creates any missing parent directories of path.

Equations

• Lake.createParentDirs path = match path.parent with | some dir => IO.FS.createDirAll dir | x => pure PUnit.unit

def Lake.resolvePath (path : System.FilePath) : BaseIO System.FilePath

Returns the normalized real path of a file if it exists. Otherwise, returns "".

Equations

• One or more equations did not get rendered due to their size.

@[inline]

def Lake.resolvePath? (path : System.FilePath) : BaseIO (Option System.FilePath)

Returns the normalized real path of a file if and only if it exists.

Equations

• Lake.resolvePath? path = do let path ← Lake.resolvePath path pure (if path.toString.isEmpty = true then none else some path)