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Diffstat (limited to 'lisp/progmodes/flymake.el')
| -rw-r--r-- | lisp/progmodes/flymake.el | 16 |
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. |