From 03ce3b15b69ae3cb70766a00d275e881c1a4d823 Mon Sep 17 00:00:00 2001
From: Ng Zhi An <ngzhian@gmail.com>
Date: Wed, 18 Jul 2018 22:31:58 -0700
Subject: [PATCH] Fix false positive when indexing into array in cond

Fixes #1268
---
 src/ShellCheck/Parser.hs | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/ShellCheck/Parser.hs b/src/ShellCheck/Parser.hs
index 70ad72f..3609353 100644
--- a/src/ShellCheck/Parser.hs
+++ b/src/ShellCheck/Parser.hs
@@ -520,7 +520,7 @@ readConditionContents single =
         notFollowedBy2 (try (spacing >> string "]"))
         x <- readNormalWord
         pos <- getPosition
-        when (endedWith "]" x) $ do
+        when (endedWith "]" x && notArrayIndex x) $ do
             parseProblemAt pos ErrorC 1020 $
                 "You need a space before the " ++ (if single then "]" else "]]") ++ "."
             fail "Missing space before ]"
@@ -534,6 +534,8 @@ readConditionContents single =
                 case last s of T_Literal id s -> str `isSuffixOf` s
                                _ -> False
             endedWith _ _ = False
+            notArrayIndex (T_NormalWord id s@(_:T_Literal _ t:_)) = t /= "["
+            notArrayIndex _ = True
 
     readCondAndOp = readAndOrOp TC_And "&&" False <|> readAndOrOp TC_And "-a" True