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authorYuuki Harano <masm+github@masm11.me>2021-01-30 23:37:19 +0900
committerYuuki Harano <masm+github@masm11.me>2021-01-30 23:37:19 +0900
commit50c76b844bc79309b4f5d9e28a2386b9a6f735b7 (patch)
tree29f8273d8afccae1f16b723c36548cee150cb0bc /lisp/progmodes/flymake.el
parent563a0d94c379292bd88e83f18560ed21c497cea9 (diff)
parent96f20120c97a0a329fff81a0cc3747082a8a2c55 (diff)
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Merge branch 'master' of git.sv.gnu.org:/srv/git/emacs into feature/pgtk
Diffstat (limited to 'lisp/progmodes/flymake.el')
-rw-r--r--lisp/progmodes/flymake.el16
1 files changed, 12 insertions, 4 deletions
diff --git a/lisp/progmodes/flymake.el b/lisp/progmodes/flymake.el
index 460af718aad..5d96c62b418 100644
--- a/lisp/progmodes/flymake.el
+++ b/lisp/progmodes/flymake.el
@@ -352,12 +352,20 @@ diagnostics at BEG."
(flymake--diag-accessor flymake-diagnostic-data flymake--diag-data backend)
(defun flymake-diagnostic-beg (diag)
- "Get Flymake diagnostic DIAG's start position."
- (overlay-start (flymake--diag-overlay diag)))
+ "Get Flymake diagnostic DIAG's start position.
+This position only be queried after DIAG has been reported to Flymake."
+ (let ((overlay (flymake--diag-overlay diag)))
+ (unless overlay
+ (error "DIAG %s not reported to Flymake yet" diag))
+ (overlay-start overlay)))
(defun flymake-diagnostic-end (diag)
- "Get Flymake diagnostic DIAG's end position."
- (overlay-end (flymake--diag-overlay diag)))
+ "Get Flymake diagnostic DIAG's end position.
+This position only be queried after DIAG has been reported to Flymake."
+ (let ((overlay (flymake--diag-overlay diag)))
+ (unless overlay
+ (error "DIAG %s not reported to Flymake yet" diag))
+ (overlay-end overlay)))
(cl-defun flymake--overlays (&key beg end filter compare key)
"Get flymake-related overlays.