HADOOP-15136. Correct typos in filesystem.md (#2314)
Contributed by David Tucker
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@ -1107,7 +1107,7 @@ Rename includes the calculation of the destination path.
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If the destination exists and is a directory, the final destination
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of the rename becomes the destination + the filename of the source path.
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let dest = if (isDir(FS, src) and d != src) :
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let dest = if (isDir(FS, d) and d != src) :
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d + [filename(src)]
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else :
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d
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@ -1186,10 +1186,10 @@ If `src` is a directory then all its children will then exist under `dest`, whil
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`src` and its descendants will no longer exist. The names of the paths under
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`dest` will match those under `src`, as will the contents:
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if isDir(FS, src) isDir(FS, dest) and src != dest :
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if isDir(FS, src) and isDir(FS, dest) and src != dest :
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FS' where:
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not exists(FS', src)
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and dest in FS'.Directories]
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and dest in FS'.Directories
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and forall c in descendants(FS, src) :
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not exists(FS', c))
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and forall c in descendants(FS, src) where isDir(FS, c):
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