修复了parser解析initexpr模式判断错误的问题。修复标准库改名忘改的问题

src/Module/Library/std/formater/formater.fig

@@ -5,7 +5,7 @@
     Copyright © 2025 PuqiAR. All rights reserved.
 */
 
-import std.value; // `type` function and string_from
+// import std.value; // `type` function and string_from
 
 
 struct FormatError 
@@ -37,7 +37,7 @@ public func format(objects ...) -> Any
     }
 
     var fmt := objects[0];
-    var fmtType := value.type(fmt);
+    var fmtType := type(fmt);
     if fmtType != "String"
     {
         throw new FormatError{"arg 0 (fmt) must be String type, got " + fmtType};
@@ -88,7 +88,7 @@ public func format(objects ...) -> Any
                 throw new FormatError{"require enough format expression"};
             }
             
-            result += value.string_from(objects[argIndex]);
+            result += objects[argIndex] as String;
             argIndex += 1;
             
             i = endIndex + 1;
@@ -116,7 +116,7 @@ public func format(objects ...) -> Any
 
 public func formatByListArgs(objects) -> Any
 {
-    if value.type(objects) != "List"
+    if not (objects is List)
     {
         return null;
     }
@@ -126,7 +126,7 @@ if objects.length() < 1
     }
 
     var fmt := objects[0];
-    var fmtType := value.type(fmt);
+    var fmtType := type(fmt);
     if fmtType != "String"
     {
         throw new FormatError{"arg 0 (fmt) must be String type, got " + fmtType};
@@ -177,7 +177,7 @@ if objects.length() < 1
                 throw new FormatError{"require enough format expression"};
             }
             
-            result += value.string_from(objects[argIndex]);
+            result += objects[argIndex] as String;
             argIndex += 1;
             
             i = endIndex + 1;

src/Parser/parser.cpp

@@ -1,3 +1,4 @@
+#include "Ast/Expressions/InitExpr.hpp"
 #include <Ast/Expressions/VarExpr.hpp>
 #include <Ast/Statements/ErrorFlow.hpp>
 #include <Ast/Statements/ImplementSt.hpp>
@@ -6,6 +7,7 @@
 #include <Error/error.hpp>
 #include <Token/token.hpp>
 #include <Parser/parser.hpp>
+#include <memory>
 
 namespace Fig
 {
@@ -881,10 +883,6 @@ namespace Fig
             if (mode == 0)
             {
                 if (isThis(TokenType::Identifier) && isNext(TokenType::Colon)) { mode = 2; }
-                else if (isThis(TokenType::Identifier) && (isNext(TokenType::Comma) || isNext(TokenType::RightBrace)))
-                {
-                    mode = 3;
-                }
                 else
                 {
                     mode = 1;
@@ -908,16 +906,6 @@ namespace Fig
                 Ast::Expression expr = parseExpression(0, TokenType::Comma, TokenType::RightBrace);
                 args.push_back({fieldName, std::move(expr)});
             }
-            else if (mode == 3)
-            {
-                // 3 Person {name, age, sex};
-                expect(TokenType::Identifier);
-                FString fieldName = currentToken().getValue();
-                Ast::Expression expr = makeAst<Ast::VarExprAst>(fieldName);
-                args.push_back({fieldName, std::move(expr)});
-                next(); // consume identifier
-            }
-
             if (isThis(TokenType::Comma))
             {
                 next(); // consume comma
@@ -929,6 +917,33 @@ namespace Fig
                                         currentToken().toString().toBasicString())));
             }
         }
+        bool shorthand = true;
+        if (mode == 1)
+        {
+            for (auto &[name, exp] : args) 
+            {
+                if (!name.empty())
+                {
+                    shorthand = false;
+                }
+                if (exp->getType() != Ast::AstType::VarExpr)
+                {
+                    shorthand = false;
+                }
+            }
+            if (shorthand) 
+            {
+                mode = 3; // all are identifiers, so it's shorthand mode, not positional
+                std::vector<std::pair<FString, Ast::Expression>> nargs;
+                for (auto &[name, exp] : args)
+                {
+                    const Ast::VarExpr var = std::static_pointer_cast<Ast::VarExprAst>(exp);
+                    nargs.push_back({var->name, exp});
+                }
+                args = nargs;
+            }
+        }
+
         expect(TokenType::RightBrace);
         next(); // consume `}`
         return makeAst<Ast::InitExprAst>(structe, args, static_cast<Ast::InitExprAst::InitMode>(mode));