Function: haskell-indentation-previous-indentation

haskell-indentation-previous-indentation is a natively compiled function defined in haskell-indentation.el.

Signature

(haskell-indentation-previous-indentation COL INDENTATIONS &optional NOFAIL)

Documentation

Find the rightmost indentation less than COL from INDENTATIONS.

When no indentations are less than COL, return the rightmost indentation if NOFAIL is non-nil, or nil otherwise.

Source Code

;; Defined in /nix/store/9lz2mhw95f9fqxr9mnq46k3f6qz3aq83-emacs-packages-deps/share/emacs/site-lisp/elpa/haskell-mode-20260904.1042/haskell-indentation.el
(defun haskell-indentation-previous-indentation (col indentations &optional nofail)
  "Find the rightmost indentation less than COL from INDENTATIONS.
When no indentations are less than COL, return the rightmost indentation
if NOFAIL is non-nil, or nil otherwise."
  (when (null indentations)
    (error "haskell-indentation-previous-indentation called with empty list"))
  (let ((rev (reverse indentations)))
    (or (cl-find-if (lambda (i) (< i col)) rev)
        (when nofail
          (car rev)))))