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Make most interactive text optionally writable #1444

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Merged
merged 1 commit into from
Oct 27, 2016
Merged

Make most interactive text optionally writable #1444

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15 changes: 15 additions & 0 deletions haskell-customize.el
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Original file line number Diff line number Diff line change
Expand Up @@ -343,6 +343,21 @@ printing compilation messages."
:type 'boolean
:group 'haskell-interactive)

(defcustom haskell-interactive-mode-read-only
t
"Non-nil means most GHCi/haskell-interactive-mode output is read-only.
This does not include the prompt. Configure
`haskell-interactive-prompt-read-only' to change the prompt's
read-only property."
:type 'boolean
:group 'haskell-interactive)

(defcustom haskell-interactive-prompt-read-only
haskell-interactive-mode-read-only
"Non-nil means the prompt (and prompt2) is read-only."
:type 'boolean
:group 'haskell-interactive)

(defcustom haskell-import-mapping
'()
"Support a mapping from module to import lines.
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19 changes: 9 additions & 10 deletions haskell-interactive-mode.el
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Expand Up @@ -298,7 +298,7 @@ SESSION, otherwise operate on the current buffer."
(let ((prompt (propertize haskell-interactive-prompt
'font-lock-face 'haskell-interactive-face-prompt
'prompt t
'read-only t
'read-only haskell-interactive-prompt-read-only
'rear-nonsticky t)))
;; At the time of writing, front-stickying the first char gives an error
;; Has unfortunate side-effect of being able to insert before the prompt
Expand All @@ -318,17 +318,16 @@ SESSION, otherwise operate on the current buffer."
'font-lock-face 'haskell-interactive-face-result
'front-sticky t
'prompt t
'read-only t
'read-only haskell-interactive-mode-read-only
'rear-nonsticky t
'result t)))
(save-excursion
(goto-char (point-max))
(when (string= text haskell-interactive-prompt2)
(put-text-property 0
(length haskell-interactive-prompt2)
'font-lock-face
'haskell-interactive-face-prompt2
prop-text))
(setq prop-text
(propertize prop-text
'font-lock-face 'haskell-interactive-face-prompt2
'read-only haskell-interactive-prompt-read-only)))
(insert (ansi-color-apply prop-text))
(haskell-interactive-mode-handle-h)
(let ((marker (setq-local haskell-interactive-mode-result-end (make-marker))))
Expand Down Expand Up @@ -366,20 +365,20 @@ SESSION, otherwise operate on the current buffer."
'expandable t
'font-lock-face type
'front-sticky t
'read-only t
'read-only haskell-interactive-mode-read-only
'rear-nonsticky t))
(insert (propertize (concat (match-string 2 message) "\n")
'collapsible t
'font-lock-face type
'front-sticky t
'invisible haskell-interactive-mode-hide-multi-line-errors
'message-length (length (match-string 2 message))
'read-only t
'read-only haskell-interactive-mode-read-only
'rear-nonsticky t)))
(insert (propertize (concat message "\n")
'font-lock-face type
'front-sticky t
'read-only t
'read-only haskell-interactive-mode-read-only
'rear-nonsticky t)))))))

(defun haskell-interactive-mode-insert (session message)
Expand Down