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Warn when $? refers to echo or condition (ref #2541)

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Vidar Holen 2022-07-23 09:38:58 -07:00
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@ -3,6 +3,7 @@
- SC2316: Warn about 'local readonly foo' and similar (thanks, patrickxia!)
- SC2317: Warn about unreachable commands
- SC2318: Warn about backreferences in 'declare x=1 y=$x'
- SC2319/SC2320: Warn when $? refers to echo/printf/[ ]/[[ ]]/test
### Fixed
- SC2086: Now uses DFA to make more accurate predictions about values