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0.10.1

Asynchronous I/O that doesn’t get in your way, written in D

Function relativeTo

Computes the relative path from base_path to this path.

Path relativeTo(Path) (
  Path path,
  Path base_path
) @safe
if (isInstanceOf!(GenericPath, Path));

Parameters

NameDescription
path The destination path
base_path The path from which the relative path starts

See also

relativeToWeb

Example

import std.array : array;
import std.conv : to;
assert(PosixPath("/some/path").relativeTo(PosixPath("/")) == PosixPath("some/path"));
assert(PosixPath("/some/path/").relativeTo(PosixPath("/some/other/path/")) == PosixPath("../../path/"));
assert(PosixPath("/some/path/").relativeTo(PosixPath("/some/other/path")) == PosixPath("../../path/"));

assert(WindowsPath("C:\\some\\path").relativeTo(WindowsPath("C:\\")) == WindowsPath("some\\path"));
assert(WindowsPath("C:\\some\\path\\").relativeTo(WindowsPath("C:\\some\\other\\path/")) == WindowsPath("..\\..\\path\\"));
assert(WindowsPath("C:\\some\\path\\").relativeTo(WindowsPath("C:\\some\\other\\path")) == WindowsPath("..\\..\\path\\"));

assert(WindowsPath("\\\\server\\share\\some\\path").relativeTo(WindowsPath("\\\\server\\share\\")) == WindowsPath("some\\path"));
assert(WindowsPath("\\\\server\\share\\some\\path\\").relativeTo(WindowsPath("\\\\server\\share\\some\\other\\path/")) == WindowsPath("..\\..\\path\\"));
assert(WindowsPath("\\\\server\\share\\some\\path\\").relativeTo(WindowsPath("\\\\server\\share\\some\\other\\path")) == WindowsPath("..\\..\\path\\"));

assert(WindowsPath("C:\\some\\path").relativeTo(WindowsPath("D:\\")) == WindowsPath("C:\\some\\path"));
assert(WindowsPath("C:\\some\\path\\").relativeTo(WindowsPath("\\\\server\\share")) == WindowsPath("C:\\some\\path\\"));
assert(WindowsPath("\\\\server\\some\\path\\").relativeTo(WindowsPath("C:\\some\\other\\path")) == WindowsPath("\\\\server\\some\\path\\"));
assert(WindowsPath("\\\\server\\some\\path\\").relativeTo(WindowsPath("\\\\otherserver\\path")) == WindowsPath("\\\\server\\some\\path\\"));
assert(WindowsPath("\\some\\path\\").relativeTo(WindowsPath("\\other\\path")) == WindowsPath("..\\..\\some\\path\\"));

assert(WindowsPath("\\\\server\\share\\path1").relativeTo(WindowsPath("\\\\server\\share\\path2")) == WindowsPath("..\\path1"));
assert(WindowsPath("\\\\server\\share\\path1").relativeTo(WindowsPath("\\\\server\\share2\\path2")) == WindowsPath("\\\\server\\share\\path1"));
assert(WindowsPath("\\\\server\\share\\path1").relativeTo(WindowsPath("\\\\server2\\share2\\path2")) == WindowsPath("\\\\server\\share\\path1"));
Authors

Sönke Ludwig

Copyright

© 2012-2021 Sönke Ludwig

License

Subject to the terms of the MIT license, as written in the included LICENSE.txt file.