[nongnu] elpa/haskell-tng-mode dbbe488 265/385: abbrevs don't fire in comments / strings

[ELPA Syncer]

branch: elpa/haskell-tng-mode
commit dbbe4888487abb7473cd76e15f3fcc207869b190
Author: Tseen She <ts33n.sh3@gmail.com>
Commit: Tseen She <ts33n.sh3@gmail.com>

    abbrevs don't fire in comments / strings
---
 haskell-tng-extra-abbrev.el | 19 ++++++++++++++++---
 1 file changed, 16 insertions(+), 3 deletions(-)

diff --git a/haskell-tng-extra-abbrev.el b/haskell-tng-extra-abbrev.el
index 285cd5e..e897cc7 100644
--- a/haskell-tng-extra-abbrev.el
+++ b/haskell-tng-extra-abbrev.el
@@ -14,22 +14,35 @@
 (require 'haskell-tng-mode)
 
 ;; TODO a macro to easily define an abbrev and skeleton?
-;; TODO don't fire abbrevs in comments
 
 (abbrev-table-put
  haskell-tng-mode-abbrev-table
  :regexp (rx (or bol space) ;; don't fire for \case
              (submatch (+ (not space))) point))
 
+(defun haskell-tng--abbrev-expand-p ()
+  "abbrevs should not expand in strings and comments."
+  (not (nth 8 (syntax-ppss))))
+
 (define-skeleton haskell-tng--skeleton-case-of
   "case...of boilerplate"
   nil "case " _ " of")
-
 (define-abbrev
   haskell-tng-mode-abbrev-table
   "case" "" #'haskell-tng--skeleton-case-of
   :system t
-  :case-fixed t)
+  :case-fixed t
+  :enable-function #'haskell-tng--abbrev-expand-p)
+
+(define-skeleton haskell-tng--skeleton-if-then-else
+  "if...then...else boilerplate"
+  nil "if " _ " then else")
+(define-abbrev
+  haskell-tng-mode-abbrev-table
+  "if" "" #'haskell-tng--skeleton-if-then-else
+  :system t
+  :case-fixed t
+  :enable-function #'haskell-tng--abbrev-expand-p)
 
 (add-hook
  'haskell-tng-mode-hook