misc/emacs: make _ a word symbol

Fixes #655.

R=rsc, aclements
CC=golang-dev
https://golang.org/cl/1981041

diff --git a/misc/emacs/go-mode.el b/misc/emacs/go-mode.el
index e27ee7438e8c63b4958507a2217a4009f25e87c4..0b022198874478b8e0dcb0b108b8b3ed3f98346b 100644 (file)
--- a/misc/emacs/go-mode.el
+++ b/misc/emacs/go-mode.el
@@ -27,8 +27,8 @@
 
 (defvar go-mode-syntax-table
   (let ((st (make-syntax-table)))
-    ;; Symbols
-    (modify-syntax-entry ?_  "_" st)
+    ;; Add _ to :word: character class
+    (modify-syntax-entry ?_  "w" st)
 
     ;; Operators (punctuation)
     (modify-syntax-entry ?+  "." st)