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Fix regex in BuildForeignKeyName #1681 (#1728)

This commit is contained in:
s-takehana 2018-01-31 17:32:36 +09:00 committed by Jinzhu
parent 0a51f6cdc5
commit 2ff44ee8d7
2 changed files with 3 additions and 3 deletions
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2
dialect_common.go
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@ -146,7 +146,7 @@ func (commonDialect) LastInsertIDReturningSuffix(tableName, columnName string) s
func (DefaultForeignKeyNamer) BuildForeignKeyName(tableName, field, dest string) string {
keyName := fmt.Sprintf("%s_%s_%s_foreign", tableName, field, dest)
keyName = regexp.MustCompile("(_*[^a-zA-Z]+_*|_+)").ReplaceAllString(keyName, "_")
keyName = regexp.MustCompile("[^a-zA-Z0-9]+").ReplaceAllString(keyName, "_")
return keyName
}

4
dialect_mysql.go
View File

@ -166,8 +166,8 @@ func (s mysql) BuildForeignKeyName(tableName, field, dest string) string {
h.Write([]byte(keyName))
bs := h.Sum(nil)
// sha1 is 40 digits, keep first 24 characters of destination
destRunes := []rune(regexp.MustCompile("(_*[^a-zA-Z]+_*|_+)").ReplaceAllString(dest, "_"))
// sha1 is 40 characters, keep first 24 characters of destination
destRunes := []rune(regexp.MustCompile("[^a-zA-Z0-9]+").ReplaceAllString(dest, "_"))
if len(destRunes) > 24 {
destRunes = destRunes[:24]
}