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# Requires util.tnsl
;struct Path {
{}{}uint8 dirs,
{}uint8 file
}
/; method Path
/; rel_file ({}uint8 rpath) [Path]
;{}{}uint8 spl = split(rpath, '/')
;Path out = {{}, ""}
/; loop (int i = 0; i < len (self.dirs)) [i++]
;out.dirs.append(self.dirs{i})
;/
/; loop (int i = 0; i < len spl - 1) [i++]
;out.dirs.append(spl{i})
;/
;out.file = spl{len spl - 1}
;return out
;/
/; full_path [{}uint8]
;{}uint8 out = join((self.dirs), '/')
/; if (len (self.dirs) > 0)
;out.append('/')
;/
;add_strings(~out, ~(self.file))
;return out
;/
/; open_w [tnsl.io.File]
;return tnsl.io.writeFile(self.full_path())
;/
/; open_r [tnsl.io.File]
;return tnsl.io.readFile(self.full_path())
;/
/; extension_is ({}uint8 chk) [bool]
;{}uint8 ext = ""
;int dot = -1
/; loop (int i = len (self.file) - 1; i > 0) [i = i - 1]
/; if (self.file{i} == '.')
;dot = i
;break
;/
;/
/; if (dot > 0)
;dot++
/; loop (dot < len (self.file)) [dot++]
;ext.append(self.file{dot})
;/
;/
;return string_equate(chk, ext)
;/
;/
/; split({}uint8 str, uint8 c) [{}{}uint8]
;{}{}uint8 out = {}
;{}uint8 tmp = ""
/; loop (int i = 0; i < len str) [i++]
/; if (str{i} == c)
;out.append(tmp)
;{}uint8 tmp = ""
;true # work around for interpreter bug
;; else
;tmp.append(str{i})
;/
;/
;out.append(tmp)
;return out
;/
/; join ({}{}uint8 s, uint8 jc) [{}uint8]
;{}uint8 out = ""
/; loop (int i = 0; i < len s) [i++]
/; loop (int j = 0; j < len s{i}) [j++]
;out.append(s{i}{j})
;/
/; if (i < len s - 1)
;out.append(jc)
;/
;/
;return out
;/
/; path_from_str ({}uint8 f) [Path]
;{}{}uint8 spl = split(f, '/')
;Path out = {{}, ""}
/; loop (int i = 0; i < len spl - 1) [i++]
;out.dirs.append(spl{i})
;/
;out.file = spl{len spl - 1}
;return out
;/
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