try fix merge_def_type stackoverflow

Author: CppCXY

Cargo.lock

@@ -7,9 +7,9 @@ members = [
 
 [workspace.dependencies]
 # local
-emmylua_code_analysis = { path = "crates/emmylua_code_analysis", version = "0.10.0" }
-emmylua_parser = { path = "crates/emmylua_parser", version = "0.12.0" }
-emmylua_parser_desc = { path = "crates/emmylua_parser_desc", version = "0.12.0" }
+emmylua_code_analysis = { path = "crates/emmylua_code_analysis", version = "0.11.0" }
+emmylua_parser = { path = "crates/emmylua_parser", version = "0.13.0" }
+emmylua_parser_desc = { path = "crates/emmylua_parser_desc", version = "0.13.0" }
 emmylua_diagnostic_macro = { path = "crates/emmylua_diagnostic_macro", version = "0.5.0" }
 
 # external

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "emmylua_check"
-version = "0.10.0"
+version = "0.11.0"
 edition = "2024"
 authors = ["CppCXY"]
 description = "A command-line tool for checking lua code."

crates/emmylua_check/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "emmylua_code_analysis"
-version = "0.10.0"
+version = "0.11.0"
 edition = "2024"
 authors = ["CppCXY"]
 description = "A library for analyzing lua code."

crates/emmylua_code_analysis/Cargo.toml

@@ -138,7 +138,7 @@ function os.exit(code) end
 --- Returns the value of the process environment variable `varname`, or
 --- **nil** if the variable is not defined.
 ---@param varname string
----@return string
+---@return string?
 function os.getenv(varname) end
 
 ---

crates/emmylua_code_analysis/resources/std/os.lua

@@ -1,5 +1,4 @@
 mod migrate_global_member;
-
 use migrate_global_member::migrate_global_members_when_type_resolve;
 use rowan::TextRange;
 
@@ -49,21 +48,25 @@ pub fn bind_type(
         migrate_global_members_when_type_resolve(db, type_owner);
     } else {
         let decl_type = decl_type_cache?.as_type();
-        merge_def_type(db, decl_type.clone(), type_cache.as_type().clone());
+        merge_def_type(db, decl_type.clone(), type_cache.as_type().clone(), 0);
     }
 
     Some(())
 }
 
-fn merge_def_type(db: &mut DbIndex, decl_type: LuaType, expr_type: LuaType) {
+fn merge_def_type(db: &mut DbIndex, decl_type: LuaType, expr_type: LuaType, merge_level: i32) {
+    if merge_level > 1 {
+        return;
+    }
+
     match &decl_type {
         LuaType::Def(def) => match &expr_type {
             LuaType::TableConst(in_filed_range) => {
                 merge_def_type_with_table(db, def.clone(), in_filed_range.clone());
             }
             LuaType::Instance(instance) => {
                 let base_ref = instance.get_base();
-                merge_def_type(db, base_ref.clone(), expr_type);
+                merge_def_type(db, base_ref.clone(), expr_type, merge_level + 1);
             }
             _ => {}
         },

crates/emmylua_code_analysis/src/compilation/analyzer/bind_type/mod.rs

@@ -1,6 +1,6 @@
 [package]
 name = "emmylua_doc_cli"
-version = "0.10.0"
+version = "0.11.0"
 edition = "2024"
 authors = ["CppCXY"]
 description = "A command-line tool for generating lua documentation."

crates/emmylua_doc_cli/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "emmylua_ls"
-version = "0.10.0"
+version = "0.11.0"
 edition = "2024"
 authors = ["CppCXY"]
 description = "A language server for emmylua."

crates/emmylua_ls/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "emmylua_parser"
-version = "0.12.0"
+version = "0.13.0"
 edition = "2024"
 authors = ["CppCXY"]
 description = "A parser for EmmyLua and luals"

crates/emmylua_parser/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "emmylua_parser_desc"
-version = "0.12.0"
+version = "0.13.0"
 edition = "2024"
 authors = ["CppCXY", "taminomara"]
 description = "A parser for markup within Lua comments"