add quote support for table named with '.'; improve case conversion for strings named with '.' for gstr

.example/other/test.go

@@ -2,10 +2,10 @@ package main
 
 import (
 	"fmt"
-	"github.com/gogf/gf/text/gregex"
+
+	"github.com/gogf/gf/text/gstr"
 )
 
 func main() {
-	file := "xxx/github.com/hg-hh/ww/gf/.example/"
-	fmt.Println(gregex.IsMatchString(`/github.com/[^/]+/gf/\.example/`, file))
+	fmt.Println(gstr.CamelCase("userLoginLog.bak"))
 }

database/gdb/gdb_base.go

@@ -31,7 +31,7 @@ const (
 )
 
 var (
-	wordReg         = regexp.MustCompile(`^[a-zA-Z0-9\-_]+$`)
+	wordReg         = regexp.MustCompile(`^[a-zA-Z0-9\-_\.]+$`)
 	lastOperatorReg = regexp.MustCompile(`[<>=]+\s*$`)
 )
 

text/gstr/gstr_case.go

@@ -90,7 +90,7 @@ func DelimitedScreamingCase(s string, del uint8, screaming bool) string {
 			} else if v >= 'a' && v <= 'z' {
 				n += string(v) + string(del)
 			}
-		} else if v == ' ' || v == '_' || v == '-' {
+		} else if v == ' ' || v == '_' || v == '-' || v == '.' {
 			// replace spaces/underscores with delimiters
 			n += string(del)
 		} else {
@@ -132,7 +132,7 @@ func toCamelInitCase(s string, initCase bool) string {
 				n += string(v)
 			}
 		}
-		if v == '_' || v == ' ' || v == '-' {
+		if v == '_' || v == ' ' || v == '-' || v == '.' {
 			capNext = true
 		} else {
 			capNext = false

text/gstr/gstr_z_unit_case_test.go

@@ -20,6 +20,7 @@ func Test_CamelCase(t *testing.T) {
 		{"test", "Test"},
 		{"TestCase", "TestCase"},
 		{" test  case ", "TestCase"},
+		{"userLogin_log.bak", "UserLoginLogBak"},
 		{"", ""},
 		{"many_many_words", "ManyManyWords"},
 		{"AnyKind of_string", "AnyKindOfString"},