core

package

v0.0.0-...-cb75879 Latest Latest Go to latest Published: Jan 10, 2023 License: Apache-2.0 Imports: 16 Imported by: 0

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Repository

github.com/giwiro/walkline

Links

Open Source Insights

Documentation ¶

Index ¶

Constants
Variables
func CompareVersionStr(left string, right string) bool
func CreateVersionTable(url string, verbose bool, schema string) error
func EqualsVersionFullAndShort(leftVersionShort *VersionShort, rightVersionShort *Version) bool
func EqualsVersionShort(leftVersionShort *VersionShort, rightVersionShort *VersionShort) bool
func ExecuteMigrationString(url string, sqlString string, verbose bool) error
func GenerateConsecutiveDowngradesMigrationString(flavor string, path string, schema string, currentVersion *VersionShort, ...) (string, error)
func GenerateMigrationString(node *MigrationNode) string
func GenerateMigrationStringFromVersionShortRange(init bool, flavor string, path string, schema string, ...) (string, error)
func GenerateTransactionString(flavor string, sql string) (string, error)
func GetCreateVersionTableQueryString(schema string) string
func GetDatabaseConnection(url string, verbose bool) (*sql.DB, string, error)
func GetUpdateVersionQueryString(init bool, currentVersion *VersionShort, version *VersionShort, schema string) string
func GetVersionTableName(schema string) string
func ParseVersionShortRange(versionShortRange string) (*VersionShort, *VersionShort, error)
func PrintMigrationTree(root *MigrationNode, currentVersion *VersionShort)
func TransverseMigrationTree(root *MigrationNode, fn TransverseFunction)
type MigrationFailedFile
type MigrationFile
type MigrationNode
- func BuildMigrationTree(dir string) (*MigrationNode, *[]*MigrationFailedFile, error)
- func BuildMigrationTreeFromPath(dir string) (*MigrationNode, *[]*MigrationFailedFile, error)
- func FindMigrationNode(root *MigrationNode, version *VersionShort) *MigrationNode
type TransverseFunction
type Version
- func FindPreviousVersion(root *MigrationNode, targetVersion *VersionShort) *Version
- func ParseVersion(version string) (*Version, error)
type VersionShort
- func GetCurrentDatabaseVersion(url string, verbose bool, schema string) (*VersionShort, string, error)
- func GetVersionShortFromFull(version *Version) *VersionShort
- func ParseVersionShort(versionShort string) (*VersionShort, error)

Constants ¶

View Source

const (
	Postgresql string = "postgres"
	Mysql             = "mysql"
	SqlServer         = "sqlserver"
	Oracle            = "oracle"
)

Variables ¶

View Source

var SqlConnectionUrlRegex = regexp.MustCompile("^([a-z]+?):\\/\\/(.+?):(.+?)@([\\w:\\.]+?)\\/([\\w_]+?)([\\?].+?)?$")

View Source

var VersionRangeRegex = regexp.MustCompile("^([U|V][\\d_\\.]+?):([U|V][\\d_\\.]+?)$")

View Source

var VersionRegex = regexp.MustCompile("([V|U])([\\d_\\.]+?)__(.+?)(\\.\\w{2,6})")

View Source

var VersionShortRegex = regexp.MustCompile("^([U|V])([\\d_\\.]+?)$")

Functions ¶

func CompareVersionStr ¶

func CompareVersionStr(left string, right string) bool

CompareVersionStr If left is smaller than the right one, then true.

If both are the same, then true.

Example:

CompareVersionStr("1_0", "0_1") -> false
CompareVersionStr("1_0", "1_10") -> true
CompareVersionStr("1_0_5", "1_10") -> true

func CreateVersionTable ¶

func CreateVersionTable(url string, verbose bool, schema string) error

func EqualsVersionFullAndShort ¶

func EqualsVersionFullAndShort(leftVersionShort *VersionShort, rightVersionShort *Version) bool

func EqualsVersionShort ¶

func EqualsVersionShort(leftVersionShort *VersionShort, rightVersionShort *VersionShort) bool

func ExecuteMigrationString ¶

func ExecuteMigrationString(url string, sqlString string, verbose bool) error

func GenerateConsecutiveDowngradesMigrationString ¶

func GenerateConsecutiveDowngradesMigrationString(flavor string, path string, schema string, currentVersion *VersionShort, times int) (string, error)

func GenerateMigrationString ¶

func GenerateMigrationString(node *MigrationNode) string

func GenerateMigrationStringFromVersionShortRange ¶

func GenerateMigrationStringFromVersionShortRange(init bool, flavor string, path string, schema string, currentVersion *VersionShort, leftVersion *VersionShort, rightVersion *VersionShort) (string, error)

func GenerateTransactionString ¶

func GenerateTransactionString(flavor string, sql string) (string, error)

func GetCreateVersionTableQueryString ¶

func GetCreateVersionTableQueryString(schema string) string

func GetDatabaseConnection ¶

func GetDatabaseConnection(url string, verbose bool) (*sql.DB, string, error)

func GetUpdateVersionQueryString ¶

func GetUpdateVersionQueryString(init bool, currentVersion *VersionShort, version *VersionShort, schema string) string

func GetVersionTableName ¶

func GetVersionTableName(schema string) string

func ParseVersionShortRange ¶

func ParseVersionShortRange(versionShortRange string) (*VersionShort, *VersionShort, error)

func PrintMigrationTree ¶

func PrintMigrationTree(root *MigrationNode, currentVersion *VersionShort)

func TransverseMigrationTree ¶

func TransverseMigrationTree(root *MigrationNode, fn TransverseFunction)

Types ¶

type MigrationFailedFile ¶

type MigrationFailedFile struct {
	FilePath string
	FileName string
	Error    error
}

type MigrationFile ¶

type MigrationFile struct {
	FilePath string
	FileName string
	Version  *Version
	Content  string
}

type MigrationNode ¶

type MigrationNode struct {
	File              *MigrationFile
	UndoMigrationNode *MigrationNode
	NextMigrationNode *MigrationNode
	PrevMigrationNode *MigrationNode
}

func BuildMigrationTree ¶

func BuildMigrationTree(dir string) (*MigrationNode, *[]*MigrationFailedFile, error)

func BuildMigrationTreeFromPath ¶

func BuildMigrationTreeFromPath(dir string) (*MigrationNode, *[]*MigrationFailedFile, error)

func FindMigrationNode ¶

func FindMigrationNode(root *MigrationNode, version *VersionShort) *MigrationNode

type TransverseFunction ¶

type TransverseFunction func(node *MigrationNode) error

type Version ¶

type Version struct {
	Prefix      string // Prefix: can be `U` or `V`
	Version     string // Version: semantic version with _
	Description string // Description: description of the migration
	Suffix      string // Suffix: file extension
}

func FindPreviousVersion ¶

func FindPreviousVersion(root *MigrationNode, targetVersion *VersionShort) *Version

func ParseVersion ¶

func ParseVersion(version string) (*Version, error)

type VersionShort ¶

type VersionShort struct {
	Prefix  string
	Version string
}

func GetCurrentDatabaseVersion ¶

func GetCurrentDatabaseVersion(url string, verbose bool, schema string) (*VersionShort, string, error)

func GetVersionShortFromFull ¶

func GetVersionShortFromFull(version *Version) *VersionShort

func ParseVersionShort ¶

func ParseVersionShort(versionShort string) (*VersionShort, error)

Source Files ¶

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