Prior to this commit, SpEL's CompoundExpression omitted the null-safe syntax in AST string representations of indexing operations. To address this, this commit implements isNullSafe() in Indexer. See gh-29847
Prior to this commit, SpEL's CompoundExpression omitted the null-safe syntax in AST string representations of indexing operations. To address this, this commit implements isNullSafe() in Indexer. See gh-29847