From d52b8f22a3679aad73fc9281bc8e6bf78ecc799f Mon Sep 17 00:00:00 2001
From: Casey Rodarmor <casey@rodarmor.com>
Date: Mon, 11 Nov 2019 19:47:49 -0800
Subject: [PATCH] Add `set shell := [...]` to grammar (#526)

---
 GRAMMAR.md | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/GRAMMAR.md b/GRAMMAR.md
index d0d72cb..110ebf6 100644
--- a/GRAMMAR.md
+++ b/GRAMMAR.md
@@ -43,6 +43,7 @@ item          : recipe
               | alias
               | assignment
               | export
+              | setting
               | eol
 
 eol           : NEWLINE
@@ -54,6 +55,8 @@ assignment    : NAME ':=' expression eol
 
 export        : 'export' assignment
 
+setting       : 'set' 'shell' ':=' '[' string (',' string)* ','? ']'
+
 expression    : value '+' expression
               | value
 
@@ -64,6 +67,9 @@ value         : NAME '(' sequence? ')'
               | NAME
               | '(' expression ')'
 
+string        : STRING
+              | RAW_STRING
+
 sequence      : expression ',' sequence
               | expression ','?