I think that glyphs look nice, but they subtley confuse Emacs's UI. In the case of a two-character glyph condensing into one character's width, the fill-width indicator -- correctly -- highlights the 81st character as red, but it looks like it's erroneously highlighting the 80th. Also when I want to create an anonymous function I type (), which condenses into the unit character, and it's difficult to delete either the opening or the closing parenthesis. Overall I think glyphs are cute, but they're not worth the trouble.
		
			
				
	
	
		
			51 lines
		
	
	
	
		
			1.4 KiB
		
	
	
	
		
			EmacsLisp
		
	
	
	
	
	
			
		
		
	
	
			51 lines
		
	
	
	
		
			1.4 KiB
		
	
	
	
		
			EmacsLisp
		
	
	
	
	
	
;;; haskell.el --- My Haskell preferences -*- lexical-binding: t -*-
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;; Author: William Carroll <wpcarro@gmail.com>
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;;; Commentary:
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;; Hosts my Haskell development preferences
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;;; Code:
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;; Haskell support
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;; font-locking, glyph support, etc
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(use-package haskell-mode
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  :config
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  (add-hook-before-save 'haskell-mode #'haskell-align-imports))
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;; LSP support
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(use-package lsp-haskell
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  :after (haskell-mode)
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  :config
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  (setq lsp-haskell-process-path-hie "hie-wrapper")
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  (add-hook 'haskell-mode-hook #'lsp-haskell-enable)
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  (add-hook 'haskell-mode-hook #'flycheck-mode))
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;; Test toggling
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(defun haskell/module->test ()
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  "Jump from a module to a test."
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  (let ((filename (->> buffer-file-name
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                       (s-replace "/src/" "/test/")
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                       (s-replace ".hs" "Test.hs")
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                       find-file)))
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    (make-directory (f-dirname filename) t)
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    (find-file filename)))
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(defun haskell/test->module ()
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  "Jump from a test to a module."
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  (let ((filename (->> buffer-file-name
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                       (s-replace "/test/" "/src/")
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                       (s-replace "Test.hs" ".hs")
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                       )))
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    (make-directory (f-dirname filename) t)
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    (find-file filename)))
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(defun haskell/test<->module ()
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  "Toggle between test and module in Haskell."
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  (interactive)
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  (if (s-contains? "/src/" buffer-file-name)
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      (haskell/module->test)
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    (haskell/test->module)))
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(provide 'wpc-haskell)
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;;; wpc-haskell.el ends here
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