type . in fish

sourceのaliasのようなかんじ。

type .
. is a function with definition
# Defined in /usr/share/fish/config.fish @ line 215
function . --description 'Evaluate contents of file (deprecated, see "source")' --no-scope-shadowing
    if begin
            test (count $argv) -eq 0
            # Uses tty directly, as isatty depends on "."
            and tty 0>&0 >/dev/null
        end
        echo "source: '.' command is deprecated, and doesn't work with STDIN anymore. Did you mean 'source' or './'?" >&2
        return 1
    else
        source $argv
    end
end