code: private Context translateStatementBlock(WyilFile.Stmt.Block block, Context context) {
  		for (int i = 0; i != block.size(); ++i) {
  			WyilFile.Stmt stmt = block.get(i);
  			context = translateStatement(stmt, context);
  			if (stmt instanceof WyilFile.Stmt.Return) {
  				return null;
  			}
  		}
  		return context;
  	}
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