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resolve: Normalize

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This means "../" components are cancelled out even after non-existent
paths or files.

(the alternative is to error out, but being able to say `path resolve
/path/to/file/../../` over `path resolve (path dirname
/path/to/file)/../../` seems worth it?)
This commit is contained in:
Fabian Homborg
2022-04-07 15:13:10 +02:00
parent dfded633c6
commit 5cce6d01ad
2 changed files with 9 additions and 0 deletions
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4
tests/checks/path.fish
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@@ -118,6 +118,10 @@ path resolve bin//sh | string match -r -- 'bin/bash$'
# sh here is bash
# CHECK: bin/bash
# "../" cancels out even files.
path resolve bin//sh/../ | string match -r -- 'bin$'
# CHECK: bin
# `path resolve` with nonexistent paths
set -l path (path resolve foo/bar)
string match -rq "^"(pwd -P | string escape --style=regex)'/' -- $path