Bump gorm to v1.21.15

.github/dependabot.yml

@@ -0,0 +1,15 @@
+---
+version: 2
+updates:
+  - package-ecosystem: gomod
+    directory: /
+    schedule:
+      interval: weekly
+  - package-ecosystem: github-actions
+    directory: /
+    schedule:
+      interval: weekly
+  - package-ecosystem: gomod
+    directory: /tests
+    schedule:
+      interval: weekly

.github/workflows/invalid_question.yml

@@ -10,7 +10,7 @@ jobs:
       ACTIONS_STEP_DEBUG: true
     steps:
     - name: Close Stale Issues
-      uses: actions/stale@v3.0.7
+      uses: actions/stale@v4
       with:
         repo-token: ${{ secrets.GITHUB_TOKEN }}
         stale-issue-message: "This issue has been marked as invalid question, please give more information by following the `Question` template, if you believe there is a bug of GORM, please create a pull request that could reproduce the issue on [https://github.com/go-gorm/playground](https://github.com/go-gorm/playground), the issue will be closed in 2 days if no further activity occurs. most likely your question already answered https://github.com/go-gorm/gorm/issues or described in the document https://gorm.io ✨ [Search Before Asking](https://stackoverflow.com/help/how-to-ask) ✨"

.github/workflows/missing_playground.yml

@@ -10,7 +10,7 @@ jobs:
       ACTIONS_STEP_DEBUG: true
     steps:
     - name: Close Stale Issues
-      uses: actions/stale@v3.0.7
+      uses: actions/stale@v4
       with:
         repo-token: ${{ secrets.GITHUB_TOKEN }}
         stale-issue-message: "The issue has been automatically marked as stale as it missing playground pull request link, which is important to help others understand your issue effectively and make sure the issue hasn't been fixed on latest master, checkout [https://github.com/go-gorm/playground](https://github.com/go-gorm/playground) for details. it will be closed in 2 days if no further activity occurs. if you are asking question, please use the `Question` template, most likely your question already answered https://github.com/go-gorm/gorm/issues or described in the document https://gorm.io ✨ [Search Before Asking](https://stackoverflow.com/help/how-to-ask) ✨"

.github/workflows/reviewdog.yml

@@ -8,4 +8,4 @@ jobs:
       - name: Check out code into the Go module directory
         uses: actions/checkout@v1
       - name: golangci-lint
-        uses: reviewdog/action-golangci-lint@v1
+        uses: reviewdog/action-golangci-lint@v2

.github/workflows/stale.yml

@@ -10,7 +10,7 @@ jobs:
       ACTIONS_STEP_DEBUG: true
     steps:
     - name: Close Stale Issues
-      uses: actions/stale@v3.0.7
+      uses: actions/stale@v4
       with:
         repo-token: ${{ secrets.GITHUB_TOKEN }}
         stale-issue-message: "This issue has been automatically marked as stale because it has been open 60 days with no activity. Remove stale label or comment or this will be closed in 30 days"

.github/workflows/tests.yml

@@ -13,8 +13,8 @@ jobs:
   sqlite:
     strategy:
       matrix:
-        go: ['1.15', '1.14', '1.13']
-        platform: [ubuntu-latest, macos-latest] # can not run in windows OS
+        go: ['1.17', '1.16', '1.15']
+        platform: [ubuntu-latest] # can not run in windows OS
     runs-on: ${{ matrix.platform }}
 
     steps:
@@ -35,36 +35,11 @@ jobs:
     - name: Tests
       run: GORM_DIALECT=sqlite ./tests/tests_all.sh
 
-  sqlite_windows:
-    strategy:
-      matrix:
-        go: ['1.15', '1.14', '1.13']
-        platform: [windows-latest]
-    runs-on: ${{ matrix.platform }}
-
-    steps:
-    - name: Set up Go 1.x
-      uses: actions/setup-go@v2
-      with:
-        go-version: ${{ matrix.go }}
-
-    - name: Check out code into the Go module directory
-      uses: actions/checkout@v2
-
-    - name: go mod package cache
-      uses: actions/cache@v2
-      with:
-        path: ~/go/pkg/mod
-        key: ${{ runner.os }}-go-${{ matrix.go }}-${{ hashFiles('tests/go.mod') }}
-
-    - name: Tests
-      run: cd tests && set GORM_DIALECT=sqlite && go test $race -count=1 -v ./... #run the line in widnows's CMD, default GORM_DIALECT is sqlite
-
   mysql:
     strategy:
       matrix:
-        dbversion: ['mysql:latest', 'mysql:5.7', 'mysql:5.6', 'mariadb:latest']
-        go: ['1.15', '1.14', '1.13']
+        dbversion: ['mysql:latest', 'mysql:5.7', 'mariadb:latest']
+        go: ['1.17', '1.16', '1.15']
         platform: [ubuntu-latest]
     runs-on: ${{ matrix.platform }}
 
@@ -107,9 +82,9 @@ jobs:
   postgres:
     strategy:
       matrix:
-        dbversion: ['postgres:latest', 'postgres:11', 'postgres:10']
-        go: ['1.15', '1.14', '1.13']
-        platform: [ubuntu-latest] # can not run in macOS and widnowsOS
+        dbversion: ['postgres:latest', 'postgres:12', 'postgres:11', 'postgres:10']
+        go: ['1.17', '1.16', '1.15']
+        platform: [ubuntu-latest] # can not run in macOS and Windows
     runs-on: ${{ matrix.platform }}
 
     services:
@@ -150,7 +125,7 @@ jobs:
   sqlserver:
     strategy:
       matrix:
-        go: ['1.15', '1.14', '1.13']
+        go: ['1.17', '1.16', '1.15']
         platform: [ubuntu-latest] # can not run test in macOS and windows
     runs-on: ${{ matrix.platform }}
 

.gitignore

@@ -2,3 +2,4 @@ TODO*
 documents
 coverage.txt
 _book
+.idea

association.go

@@ -1,7 +1,6 @@
 package gorm
 
 import (
-	"errors"
 	"fmt"
 	"reflect"
 	"strings"
@@ -27,7 +26,7 @@ func (db *DB) Association(column string) *Association {
 		association.Relationship = db.Statement.Schema.Relationships.Relations[column]
 
 		if association.Relationship == nil {
-			association.Error = fmt.Errorf("%w: %v", ErrUnsupportedRelation, column)
+			association.Error = fmt.Errorf("%w: %s", ErrUnsupportedRelation, column)
 		}
 
 		db.Statement.ReflectValue = reflect.ValueOf(db.Statement.Model)
@@ -356,7 +355,7 @@ func (association *Association) saveAssociation(clear bool, values ...interface{
 				} else if ev.Type().Elem().AssignableTo(elemType) {
 					fieldValue = reflect.Append(fieldValue, ev.Elem())
 				} else {
-					association.Error = fmt.Errorf("unsupported data type: %v for relation %v", ev.Type(), association.Relationship.Name)
+					association.Error = fmt.Errorf("unsupported data type: %v for relation %s", ev.Type(), association.Relationship.Name)
 				}
 
 				if elemType.Kind() == reflect.Struct {
@@ -441,7 +440,7 @@ func (association *Association) saveAssociation(clear bool, values ...interface{
 				break
 			}
 
-			association.Error = errors.New("invalid association values, length doesn't match")
+			association.Error = ErrInvalidValueOfLength
 			return
 		}
 

callbacks.go

@@ -32,6 +32,7 @@ type callbacks struct {
 
 type processor struct {
 	db        *DB
+	Clauses   []string
 	fns       []func(*DB)
 	callbacks []*callback
 }
@@ -71,38 +72,57 @@ func (cs *callbacks) Raw() *processor {
 	return cs.processors["raw"]
 }
 
-func (p *processor) Execute(db *DB) {
-	curTime := time.Now()
-	stmt := db.Statement
+func (p *processor) Execute(db *DB) *DB {
+	// call scopes
+	for len(db.Statement.scopes) > 0 {
+		scopes := db.Statement.scopes
+		db.Statement.scopes = nil
+		for _, scope := range scopes {
+			db = scope(db)
+		}
+	}
+
+	var (
+		curTime           = time.Now()
+		stmt              = db.Statement
+		resetBuildClauses bool
+	)
 
+	if len(stmt.BuildClauses) == 0 {
+		stmt.BuildClauses = p.Clauses
+		resetBuildClauses = true
+	}
+
+	// assign model values
 	if stmt.Model == nil {
 		stmt.Model = stmt.Dest
 	} else if stmt.Dest == nil {
 		stmt.Dest = stmt.Model
 	}
 
+	// parse model values
 	if stmt.Model != nil {
-		if err := stmt.Parse(stmt.Model); err != nil && (!errors.Is(err, schema.ErrUnsupportedDataType) || (stmt.Table == "" && stmt.SQL.Len() == 0)) {
-			if errors.Is(err, schema.ErrUnsupportedDataType) && stmt.Table == "" {
+		if err := stmt.Parse(stmt.Model); err != nil && (!errors.Is(err, schema.ErrUnsupportedDataType) || (stmt.Table == "" && stmt.TableExpr == nil && stmt.SQL.Len() == 0)) {
+			if errors.Is(err, schema.ErrUnsupportedDataType) && stmt.Table == "" && stmt.TableExpr == nil {
 				db.AddError(fmt.Errorf("%w: Table not set, please set it like: db.Model(&user) or db.Table(\"users\")", err))
 			} else {
 				db.AddError(err)
 			}
 		}
 	}
 
+	// assign stmt.ReflectValue
 	if stmt.Dest != nil {
 		stmt.ReflectValue = reflect.ValueOf(stmt.Dest)
 		for stmt.ReflectValue.Kind() == reflect.Ptr {
-			if stmt.ReflectValue.IsNil() {
+			if stmt.ReflectValue.IsNil() && stmt.ReflectValue.CanAddr() {
 				stmt.ReflectValue.Set(reflect.New(stmt.ReflectValue.Type().Elem()))
-				break
 			}
 
 			stmt.ReflectValue = stmt.ReflectValue.Elem()
 		}
 		if !stmt.ReflectValue.IsValid() {
-			db.AddError(fmt.Errorf("invalid value"))
+			db.AddError(ErrInvalidValue)
 		}
 	}
 
@@ -118,6 +138,12 @@ func (p *processor) Execute(db *DB) {
 		stmt.SQL.Reset()
 		stmt.Vars = nil
 	}
+
+	if resetBuildClauses {
+		stmt.BuildClauses = nil
+	}
+
+	return db
 }
 
 func (p *processor) Get(name string) func(*DB) {
@@ -186,15 +212,15 @@ func (c *callback) Register(name string, fn func(*DB)) error {
 }
 
 func (c *callback) Remove(name string) error {
-	c.processor.db.Logger.Warn(context.Background(), "removing callback `%v` from %v\n", name, utils.FileWithLineNum())
+	c.processor.db.Logger.Warn(context.Background(), "removing callback `%s` from %s\n", name, utils.FileWithLineNum())
 	c.name = name
 	c.remove = true
 	c.processor.callbacks = append(c.processor.callbacks, c)
 	return c.processor.compile()
 }
 
 func (c *callback) Replace(name string, fn func(*DB)) error {
-	c.processor.db.Logger.Info(context.Background(), "replacing callback `%v` from %v\n", name, utils.FileWithLineNum())
+	c.processor.db.Logger.Info(context.Background(), "replacing callback `%s` from %s\n", name, utils.FileWithLineNum())
 	c.name = name
 	c.handler = fn
 	c.replace = true
@@ -224,7 +250,7 @@ func sortCallbacks(cs []*callback) (fns []func(*DB), err error) {
 	for _, c := range cs {
 		// show warning message the callback name already exists
 		if idx := getRIndex(names, c.name); idx > -1 && !c.replace && !c.remove && !cs[idx].remove {
-			c.processor.db.Logger.Warn(context.Background(), "duplicated callback `%v` from %v\n", c.name, utils.FileWithLineNum())
+			c.processor.db.Logger.Warn(context.Background(), "duplicated callback `%s` from %s\n", c.name, utils.FileWithLineNum())
 		}
 		names = append(names, c.name)
 	}
@@ -240,7 +266,7 @@ func sortCallbacks(cs []*callback) (fns []func(*DB), err error) {
 					// if before callback already sorted, append current callback just after it
 					sorted = append(sorted[:sortedIdx], append([]string{c.name}, sorted[sortedIdx:]...)...)
 				} else if curIdx > sortedIdx {
-					return fmt.Errorf("conflicting callback %v with before %v", c.name, c.before)
+					return fmt.Errorf("conflicting callback %s with before %s", c.name, c.before)
 				}
 			} else if idx := getRIndex(names, c.before); idx != -1 {
 				// if before callback exists
@@ -258,7 +284,7 @@ func sortCallbacks(cs []*callback) (fns []func(*DB), err error) {
 					// if after callback sorted, append current callback to last
 					sorted = append(sorted, c.name)
 				} else if curIdx < sortedIdx {
-					return fmt.Errorf("conflicting callback %v with before %v", c.name, c.after)
+					return fmt.Errorf("conflicting callback %s with before %s", c.name, c.after)
 				}
 			} else if idx := getRIndex(names, c.after); idx != -1 {
 				// if after callback exists but haven't sorted