diff --git a/core/executors/bulkexecutor_test.go b/core/executors/bulkexecutor_test.go
index e634c63b..f3cfa8d6 100644
--- a/core/executors/bulkexecutor_test.go
+++ b/core/executors/bulkexecutor_test.go
@@ -78,7 +78,7 @@ func TestBulkExecutorFlush(t *testing.T) {
 	wait.Wait()
 }
 
-func TestBuldExecutorFlushSlowTasks(t *testing.T) {
+func TestBulkExecutorFlushSlowTasks(t *testing.T) {
 	const total = 1500
 	lock := new(sync.Mutex)
 	result := make([]any, 0, 10000)
diff --git a/core/executors/periodicalexecutor_test.go b/core/executors/periodicalexecutor_test.go
index 60582c69..d9d0d39b 100644
--- a/core/executors/periodicalexecutor_test.go
+++ b/core/executors/periodicalexecutor_test.go
@@ -168,23 +168,23 @@ func TestPeriodicalExecutor_FlushPanic(t *testing.T) {
 
 func TestPeriodicalExecutor_Wait(t *testing.T) {
 	var lock sync.Mutex
-	executer := NewBulkExecutor(func(tasks []any) {
+	executor := NewBulkExecutor(func(tasks []any) {
 		lock.Lock()
 		defer lock.Unlock()
 		time.Sleep(10 * time.Millisecond)
 	}, WithBulkTasks(1), WithBulkInterval(time.Second))
 	for i := 0; i < 10; i++ {
-		executer.Add(1)
+		executor.Add(1)
 	}
-	executer.Flush()
-	executer.Wait()
+	executor.Flush()
+	executor.Wait()
 }
 
 func TestPeriodicalExecutor_WaitFast(t *testing.T) {
 	const total = 3
 	var cnt int
 	var lock sync.Mutex
-	executer := NewBulkExecutor(func(tasks []any) {
+	executor := NewBulkExecutor(func(tasks []any) {
 		defer func() {
 			cnt++
 		}()
@@ -193,10 +193,10 @@ func TestPeriodicalExecutor_WaitFast(t *testing.T) {
 		time.Sleep(10 * time.Millisecond)
 	}, WithBulkTasks(1), WithBulkInterval(10*time.Millisecond))
 	for i := 0; i < total; i++ {
-		executer.Add(2)
+		executor.Add(2)
 	}
-	executer.Flush()
-	executer.Wait()
+	executor.Flush()
+	executor.Wait()
 	assert.Equal(t, total, cnt)
 }
 
diff --git a/core/fs/temps.go b/core/fs/temps.go
index 30bee2a8..66b57950 100644
--- a/core/fs/temps.go
+++ b/core/fs/temps.go
@@ -11,29 +11,29 @@ import (
 // The file is kept as open, the caller should close the file handle,
 // and remove the file by name.
 func TempFileWithText(text string) (*os.File, error) {
-	tmpfile, err := os.CreateTemp(os.TempDir(), hash.Md5Hex([]byte(text)))
+	tmpFile, err := os.CreateTemp(os.TempDir(), hash.Md5Hex([]byte(text)))
 	if err != nil {
 		return nil, err
 	}
 
-	if err := os.WriteFile(tmpfile.Name(), []byte(text), os.ModeTemporary); err != nil {
+	if err := os.WriteFile(tmpFile.Name(), []byte(text), os.ModeTemporary); err != nil {
 		return nil, err
 	}
 
-	return tmpfile, nil
+	return tmpFile, nil
 }
 
 // TempFilenameWithText creates the file with the given content,
 // and returns the filename (full path).
 // The caller should remove the file after use.
 func TempFilenameWithText(text string) (string, error) {
-	tmpfile, err := TempFileWithText(text)
+	tmpFile, err := TempFileWithText(text)
 	if err != nil {
 		return "", err
 	}
 
-	filename := tmpfile.Name()
-	if err = tmpfile.Close(); err != nil {
+	filename := tmpFile.Name()
+	if err = tmpFile.Close(); err != nil {
 		return "", err
 	}
 
diff --git a/core/iox/read_test.go b/core/iox/read_test.go
index 56d1b359..8ab2dd59 100644
--- a/core/iox/read_test.go
+++ b/core/iox/read_test.go
@@ -40,11 +40,11 @@ b`,
 
 	for _, test := range tests {
 		t.Run(test.input, func(t *testing.T) {
-			tmpfile, err := fs.TempFilenameWithText(test.input)
+			tmpFile, err := fs.TempFilenameWithText(test.input)
 			assert.Nil(t, err)
-			defer os.Remove(tmpfile)
+			defer os.Remove(tmpFile)
 
-			content, err := ReadText(tmpfile)
+			content, err := ReadText(tmpFile)
 			assert.Nil(t, err)
 			assert.Equal(t, test.expect, content)
 		})
@@ -59,9 +59,9 @@ func TestReadTextLines(t *testing.T) {
     #a
     3`
 
-	tmpfile, err := fs.TempFilenameWithText(text)
+	tmpFile, err := fs.TempFilenameWithText(text)
 	assert.Nil(t, err)
-	defer os.Remove(tmpfile)
+	defer os.Remove(tmpFile)
 
 	tests := []struct {
 		options     []TextReadOption
@@ -87,7 +87,7 @@ func TestReadTextLines(t *testing.T) {
 
 	for _, test := range tests {
 		t.Run(stringx.Rand(), func(t *testing.T) {
-			lines, err := ReadTextLines(tmpfile, test.options...)
+			lines, err := ReadTextLines(tmpFile, test.options...)
 			assert.Nil(t, err)
 			assert.Equal(t, test.expectLines, len(lines))
 		})
diff --git a/tools/goctl/api/parser/g4/ast/ast.go b/tools/goctl/api/parser/g4/ast/ast.go
index 63a4f6aa..f4174d18 100644
--- a/tools/goctl/api/parser/g4/ast/ast.go
+++ b/tools/goctl/api/parser/g4/ast/ast.go
@@ -250,11 +250,11 @@ func EqualDoc(spec1, spec2 Spec) bool {
 }
 
 func (v *ApiVisitor) getDoc(t TokenStream) []Expr {
-	return v.getHiddenTokensToLeft(t, api.COMEMNTS, false)
+	return v.getHiddenTokensToLeft(t, api.COMMENTS, false)
 }
 
 func (v *ApiVisitor) getComment(t TokenStream) Expr {
-	list := v.getHiddenTokensToRight(t, api.COMEMNTS)
+	list := v.getHiddenTokensToRight(t, api.COMMENTS)
 	if len(list) == 0 {
 		return nil
 	}
diff --git a/tools/goctl/api/parser/g4/gen/api/apiparser_lexer.go b/tools/goctl/api/parser/g4/gen/api/apiparser_lexer.go
index 568ce2b8..d790240e 100644
--- a/tools/goctl/api/parser/g4/gen/api/apiparser_lexer.go
+++ b/tools/goctl/api/parser/g4/gen/api/apiparser_lexer.go
@@ -237,4 +237,4 @@ const (
 	ApiParserLexerLetterOrDigit = 25
 )
 
-const COMEMNTS = 88
+const COMMENTS = 88
diff --git a/tools/goctl/api/parser/g4/gen/api/baseparser.go b/tools/goctl/api/parser/g4/gen/api/baseparser.go
index 41f486f1..fb34930a 100644
--- a/tools/goctl/api/parser/g4/gen/api/baseparser.go
+++ b/tools/goctl/api/parser/g4/gen/api/baseparser.go
@@ -175,7 +175,7 @@ func isNormal(p *ApiParserParser) bool {
 	return len(list) > 1
 }
 
-// MatchTag returns a Boolean value, which returns true if it does matched, otherwise returns fase
+// MatchTag returns a Boolean value, which returns true if it does matched, otherwise returns false
 func MatchTag(v string) bool {
 	return matchRegex(v, tagRegex)
 }