[nongnu] elpa/lua-mode cc46763 061/468: Add some comments

[Philip Kaludercic]

branch: elpa/lua-mode
commit cc4676328a27c2abcf0b11d2c67e8b6b5ea5fcf3
Author: immerrr <immerrr@gmail.com>
Commit: immerrr <immerrr@gmail.com>

    Add some comments
---
 lua-mode.el | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/lua-mode.el b/lua-mode.el
index 0e0c9fc..96750a8 100644
--- a/lua-mode.el
+++ b/lua-mode.el
@@ -550,6 +550,11 @@ Returns final value of point as integer or nil if 
operation failed."
     "-+*/^.=<>~"))
 
 (defconst lua-cont-eol-regexp
+  "Regexp that matches the ending of a line that needs continuation
+
+This regexp starts from eol and looks for a binary operator or an unclosed
+block intro (i.e. 'for' without 'do' or 'if' without 'then') followed by
+an optional whitespace till the end of the line."
   (eval-when-compile
     (concat
      "\\(\\_<"
@@ -564,6 +569,12 @@ Returns final value of point as integer or nil if 
operation failed."
 
 
 (defconst lua-cont-bol-regexp
+  "Regexp that matches a line that continues previous one
+
+This regexp means, starting from point there is an optional whitespace followed
+by Lua binary operator. Lua is very liberal when it comes to continuation line,
+so we're safe to assume that every line that starts with a binop continues
+previous one even though it looked like an end-of-statement."
   (eval-when-compile
     (concat
      "\\=\\s *"