Revert "fix #405"

This reverts commit 87fbbb2.

Author: xuhuanzy

crates/emmylua_code_analysis/src/compilation/analyzer/flow/var_analyze/broadcast_up.rs

@@ -1,8 +1,7 @@
 use std::sync::Arc;
 
 use emmylua_parser::{
-    BinaryOperator, LuaAst, LuaAstNode, LuaBinaryExpr, LuaExpr, LuaForStat, LuaLiteralToken,
-    UnaryOperator,
+    BinaryOperator, LuaAst, LuaAstNode, LuaBinaryExpr, LuaExpr, LuaLiteralToken, UnaryOperator,
 };
 use smol_str::SmolStr;
 
@@ -185,17 +184,6 @@ pub fn broadcast_up(
                         );
                     }
                 }
-                UnaryOperator::OpLen => {
-                    if let Some(for_stat) = unary_expr.get_parent::<LuaForStat>() {
-                        broadcast_inside_condition_block(
-                            db,
-                            var_trace,
-                            trace_info.with_type_assertion(TypeAssertion::Narrow(LuaType::Table)),
-                            for_stat.get_block()?,
-                            false,
-                        );
-                    }
-                }
                 _ => {}
             }
         }

crates/emmylua_code_analysis/src/compilation/test/flow.rs

@@ -617,24 +617,4 @@ end
         let b_expected = ws.ty("string[]");
         assert_eq!(b, b_expected);
     }
-
-    #[test]
-    fn test_issue_405() {
-        let mut ws = VirtualWorkspace::new();
-
-        ws.def(
-            r#"
-            ---@type false|fun(...)[]?
-            local calls
-
-            for i = 1, #calls do
-                a = calls
-            end
-        "#,
-        );
-
-        let a = ws.expr_ty("a");
-        let a_expected = ws.ty("fun(...)[]");
-        assert_eq!(a, a_expected);
-    }
 }

crates/emmylua_code_analysis/src/diagnostic/test/need_check_nil_test.rs

@@ -14,26 +14,6 @@ mod test {
         "#
         ));
     }
-
-    #[test]
-    fn test_issue_405() {
-        let mut ws = VirtualWorkspace::new();
-        let mut emmyrc = ws.analysis.emmyrc.as_ref().clone();
-        emmyrc.strict.array_index = false;
-        ws.analysis.update_config(emmyrc.into());
-        assert!(ws.check_code_for(
-            DiagnosticCode::NeedCheckNil,
-            r#"
-                ---@type false|fun(...)[]?
-                local calls
-
-                for i = 1, #calls do
-                    calls[i](...)
-                end
-        "#
-        ));
-    }
-
     #[test]
     fn test_issue_402() {
         let mut ws = VirtualWorkspace::new();