dotfiles/.config/nixpkgs/elvish/lib/config.elv

use str
use prompt
use nix-shell
use title
use eval-export
use completion
use pushd

# don't use direlv if we're in a nix-shell to avoid nesting direlvs
if (not (has-env IN_NIX_SHELL)) {
  use direlv
}

edit:add-var ls~ { |@a|
  e:ls --color=auto --group-directories-first -F --quoting-style literal $@a
}

if (has-external yadm) {
  set-env YADM_OVERRIDE_REPO ~/.dotfiles
} else {
  edit:add-var yadm~ { |@a| git --git-dir=$E:HOME/.dotfiles/ --work-tree=$E:HOME $@a }
}

if (has-external delta) {
  set-env GIT_PAGER delta
}

# some additional bindings
use readline-binding
set edit:completion:binding[Ctrl-W] = $edit:close-mode~
set edit:completion:binding[Tab] = $edit:completion:accept~

var max-len = 30

# print time if command takes longer than 5 seconds
set edit:after-command = [{|m|
  if (> $m[duration] 5) {
    var cmd = $m[src][code]
    var len = (count $cmd)
    if (> $len $max-len) {
      set cmd = $cmd[..$max-len]…
    }
    printf "%s took %.3fs\n" $cmd $m[duration]
  }
}]

eval (carapace _carapace|slurp)

# restrict completion to only directories
set edit:completion:arg-completer[cd] = $completion:dirs~

# import local.elv if present, for example, from ~/.config/elvish/lib/local.elv
try {
  use local
} catch e {
  if (not (str:contains (to-string $e[reason]) "no such module")) {
    fail $e
  }
}