common

func Capitalize ¶

func Capitalize(s string) string

Capitalize 首字母大写

func DefaultConfigPath ¶

func DefaultConfigPath(filename string) string

func DefaultConfigPathWithName ¶

func DefaultConfigPathWithName(name string, filename string) string

func DefaultDBPath ¶

func DefaultDBPath(dsn string) string

func DefaultDBPathWithName ¶

func DefaultDBPathWithName(name string, dsn string) string

func DefaultDownloadPath ¶

func DefaultDownloadPath(filename string) string

func DefaultDownloadPathWithName ¶

func DefaultDownloadPathWithName(name string, filename string) string

func DefaultLogPath ¶

func DefaultLogPath(app string) string

DefaultLogPath 外部调用（推荐使用这个）自动判断操作系统并返回默认日志路径

func DefaultLogPathWithName ¶

func DefaultLogPathWithName(name string, filename string) string

DefaultLogPathWithName 返回日志完整路径：<log_dir>/<filename>，若 filename 为空则自动生成。

func ElapsedTimeSince ¶

func ElapsedTimeSince(beginTime time.Time) string

func Exists ¶ added in v1.0.1

func Exists(path string) bool

Exists checks if a file or directory exists

func Filter ¶ added in v1.0.1

func Filter[T any](input []T, fn func(T) bool) []T

Filter 过滤函数：返回满足条件的 []T 子集

func Find ¶ added in v1.0.1

func Find[T any](input []T, fn func(T) bool) (T, bool)

Find 查找函数：返回首个满足条件的元素及是否找到

func JSONString ¶

func JSONString(data interface{}) string

func Map ¶ added in v1.0.1

func Map[T any, R any](input []T, fn func(T) R) []R

Map 映射函数：将 []T 映射为 []R

func PrettyJSONString ¶

func PrettyJSONString(data interface{}) string

func PrettyStruct ¶

func PrettyStruct(data interface{}) (string, error)

func Reduce ¶ added in v1.0.1

func Reduce[T any, R any](input []T, initial R, fn func(R, T) R) R

Reduce 累加函数：将 []T 聚合成一个 R 值

func SnakeToCamel ¶ added in v1.0.1

func SnakeToCamel(s string) string

func TimeCost ¶

func TimeCost() func()

TimeCost @brief：耗时统计函数

func ToSnakeCase ¶ added in v1.0.1

func ToSnakeCase(str string) string

ToSnakeCase converts camelCase to snake_case

func WithTempDir ¶

func WithTempDir(do func(tempDir string) error) error

WithTempDir 创建临时目录，执行用户提供的操作函数，结束后自动删除该目录。