From b1a49720c8e101beedabf2967de7f579074d486c Mon Sep 17 00:00:00 2001
From: Lassi Kortela <lassi@lassi.io>
Date: Fri, 1 Jul 2022 11:25:49 +0300
Subject: [PATCH] Let Prettier infer the parser when it can

Alternative impelementation of PR #195

See also:

- Issue #175
- PR #190, #182
---
 format-all.el | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/format-all.el b/format-all.el
index b071b83c..8b94dcaa 100644
--- a/format-all.el
+++ b/format-all.el
@@ -1044,7 +1044,14 @@ Consult the existing formatters for examples of BODY."
   (:format
    (format-all--buffer-easy
     executable
-    (unless (buffer-file-name)
+    (unless (and (buffer-file-name)
+                 (save-match-data
+                   (string-match
+                    (regexp-quote "\"inferredParser\": null")
+                    (with-temp-buffer
+                      (call-process executable nil t nil
+                                    "--file-info" (buffer-file-name))
+                      (buffer-string)))))
       (list "--parser"
             (let ((pair (assoc language
                                '(("_Angular"   . "angular")