lean4-htt/tests/lean/filePath.lean
2021-05-28 14:19:59 +02:00

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912 B
Text

open System
open System.Platform
def norm (f : FilePath) : String :=
f.toString.map fun c => if c == '\\' then '/' else c
#eval FilePath.isAbsolute (if isWindows then "C:\\foo" else "/foo")
#eval FilePath.isAbsolute "a/b"
#eval norm <| ("a" : FilePath) / "b"
#eval norm <| ("a" : FilePath) / "b" / "c"
#eval norm <| ("a" : FilePath) / "/b/c"
#eval norm <$> FilePath.parent "a/b"
#eval norm <$> FilePath.parent "a/b/c"
#eval norm <$> FilePath.parent "a"
#eval FilePath.fileName "a/b"
#eval FilePath.fileStem "a/b"
#eval FilePath.fileStem "a/b.tar.gz"
#eval FilePath.fileStem "a/.gitignore"
#eval norm <| FilePath.withFileName "a/b" "c"
#eval FilePath.extension "a/b"
#eval FilePath.extension "a/b.txt"
#eval FilePath.extension "a/.gitignore"
#eval norm <| FilePath.withExtension "a/b.tar.gz" "xz"
#eval norm <| FilePath.withExtension "a/b.tar.gz" ""
#eval norm <| FilePath.withExtension "a/b" "tar.gz"