/usr/share/fish/functions/fish_indent.fish is in fish-common 2.4.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 | # check if command fish_indent works and is the same version that
# came with this fish. This will happen one time.
command -s fish_indent > /dev/null
and command fish_indent --version 2>&1 | string match -rq $FISH_VERSION
# if alias doesn't define the function here, this is an autoloaded "nothing".
# the command (if there is one) will be used by default.
or alias fish_indent=(string escape $__fish_bin_dir/fish_indent)
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