589 lines
14 KiB
Go
589 lines
14 KiB
Go
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package koanf
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import (
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"fmt"
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"time"
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)
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// Int64 returns the int64 value of a given key path or 0 if the path
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// does not exist or if the value is not a valid int64.
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func (ko *Koanf) Int64(path string) int64 {
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if v := ko.Get(path); v != nil {
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i, _ := toInt64(v)
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return i
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}
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return 0
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}
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// MustInt64 returns the int64 value of a given key path or panics
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// if the value is not set or set to default value of 0.
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func (ko *Koanf) MustInt64(path string) int64 {
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val := ko.Int64(path)
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if val == 0 {
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panic(fmt.Sprintf("invalid value: %s=%v", path, val))
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}
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return val
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}
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// Int64s returns the []int64 slice value of a given key path or an
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// empty []int64 slice if the path does not exist or if the value
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// is not a valid int slice.
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func (ko *Koanf) Int64s(path string) []int64 {
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o := ko.Get(path)
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if o == nil {
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return []int64{}
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}
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var out []int64
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switch v := o.(type) {
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case []interface{}:
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out = make([]int64, 0, len(v))
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for _, vi := range v {
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i, err := toInt64(vi)
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// On error, return as it's not a valid
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// int slice.
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if err != nil {
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return []int64{}
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}
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out = append(out, i)
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}
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return out
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}
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return []int64{}
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}
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// MustInt64s returns the []int64 slice value of a given key path or panics
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// if the value is not set or its default value.
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func (ko *Koanf) MustInt64s(path string) []int64 {
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val := ko.Int64s(path)
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if len(val) == 0 {
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panic(fmt.Sprintf("invalid value: %s=%v", path, val))
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}
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return val
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}
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// Int64Map returns the map[string]int64 value of a given key path
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// or an empty map[string]int64 if the path does not exist or if the
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// value is not a valid int64 map.
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func (ko *Koanf) Int64Map(path string) map[string]int64 {
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var (
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out = map[string]int64{}
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o = ko.Get(path)
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)
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if o == nil {
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return out
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}
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mp, ok := o.(map[string]interface{})
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if !ok {
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return out
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}
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out = make(map[string]int64, len(mp))
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for k, v := range mp {
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switch i := v.(type) {
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case int64:
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out[k] = i
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default:
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// Attempt a conversion.
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iv, err := toInt64(i)
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if err != nil {
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return map[string]int64{}
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}
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out[k] = iv
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}
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}
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return out
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}
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// MustInt64Map returns the map[string]int64 value of a given key path
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// or panics if its not set or set to default value.
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func (ko *Koanf) MustInt64Map(path string) map[string]int64 {
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val := ko.Int64Map(path)
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if len(val) == 0 {
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panic(fmt.Sprintf("invalid value: %s=%v", path, val))
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}
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return val
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}
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// Int returns the int value of a given key path or 0 if the path
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// does not exist or if the value is not a valid int.
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func (ko *Koanf) Int(path string) int {
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return int(ko.Int64(path))
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}
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// MustInt returns the int value of a given key path or panics
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// or panics if its not set or set to default value of 0.
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func (ko *Koanf) MustInt(path string) int {
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val := ko.Int(path)
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if val == 0 {
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panic(fmt.Sprintf("invalid value: %s=%v", path, val))
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}
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return val
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}
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// Ints returns the []int slice value of a given key path or an
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// empty []int slice if the path does not exist or if the value
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// is not a valid int slice.
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func (ko *Koanf) Ints(path string) []int {
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ints := ko.Int64s(path)
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if len(ints) == 0 {
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return []int{}
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}
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out := make([]int, len(ints))
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for i, v := range ints {
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out[i] = int(v)
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}
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return out
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}
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// MustInts returns the []int slice value of a given key path or panics
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// if the value is not set or set to default value.
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func (ko *Koanf) MustInts(path string) []int {
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val := ko.Ints(path)
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if len(val) == 0 {
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panic(fmt.Sprintf("invalid value: %s=%v", path, val))
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}
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return val
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}
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// IntMap returns the map[string]int value of a given key path
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// or an empty map[string]int if the path does not exist or if the
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// value is not a valid int map.
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func (ko *Koanf) IntMap(path string) map[string]int {
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var (
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mp = ko.Int64Map(path)
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out = make(map[string]int, len(mp))
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)
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for k, v := range mp {
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out[k] = int(v)
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}
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return out
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}
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// MustIntMap returns the map[string]int value of a given key path or panics
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// if the value is not set or set to default value.
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func (ko *Koanf) MustIntMap(path string) map[string]int {
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val := ko.IntMap(path)
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if len(val) == 0 {
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panic(fmt.Sprintf("invalid value: %s=%v", path, val))
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}
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return val
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}
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// Float64 returns the float64 value of a given key path or 0 if the path
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// does not exist or if the value is not a valid float64.
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func (ko *Koanf) Float64(path string) float64 {
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if v := ko.Get(path); v != nil {
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f, _ := toFloat64(v)
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return f
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}
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return 0
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}
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// MustFloat64 returns the float64 value of a given key path or panics
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// or panics if its not set or set to default value 0.
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func (ko *Koanf) MustFloat64(path string) float64 {
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val := ko.Float64(path)
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if val == 0 {
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panic(fmt.Sprintf("invalid value: %s=%v", path, val))
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}
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return val
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}
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// Float64s returns the []float64 slice value of a given key path or an
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// empty []float64 slice if the path does not exist or if the value
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// is not a valid float64 slice.
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func (ko *Koanf) Float64s(path string) []float64 {
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o := ko.Get(path)
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if o == nil {
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return []float64{}
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}
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var out []float64
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switch v := o.(type) {
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case []interface{}:
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out = make([]float64, 0, len(v))
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for _, vi := range v {
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i, err := toFloat64(vi)
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// On error, return as it's not a valid
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// int slice.
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if err != nil {
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return []float64{}
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}
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out = append(out, float64(i))
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}
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return out
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}
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return []float64{}
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}
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// MustFloat64s returns the []Float64 slice value of a given key path or panics
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// if the value is not set or set to default value.
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func (ko *Koanf) MustFloat64s(path string) []float64 {
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val := ko.Float64s(path)
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if len(val) == 0 {
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panic(fmt.Sprintf("invalid value: %s=%v", path, val))
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}
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return val
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}
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// Float64Map returns the map[string]float64 value of a given key path
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// or an empty map[string]float64 if the path does not exist or if the
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// value is not a valid float64 map.
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func (ko *Koanf) Float64Map(path string) map[string]float64 {
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var (
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out = map[string]float64{}
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o = ko.Get(path)
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)
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if o == nil {
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return out
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}
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mp, ok := o.(map[string]interface{})
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if !ok {
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return out
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}
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out = make(map[string]float64, len(mp))
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for k, v := range mp {
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switch i := v.(type) {
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case float64:
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out[k] = i
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default:
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// Attempt a conversion.
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iv, err := toFloat64(i)
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if err != nil {
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return map[string]float64{}
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}
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out[k] = iv
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}
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}
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return out
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}
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// MustFloat64Map returns the map[string]float64 value of a given key path or panics
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// if the value is not set or set to default value.
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func (ko *Koanf) MustFloat64Map(path string) map[string]float64 {
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val := ko.Float64Map(path)
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if len(val) == 0 {
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panic(fmt.Sprintf("invalid value: %s=%v", path, val))
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}
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return val
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}
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// Duration returns the time.Duration value of a given key path assuming
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// that the key contains a valid numeric value.
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func (ko *Koanf) Duration(path string) time.Duration {
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// Look for a parsable string representation first.
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if v := ko.Int64(path); v > 0 {
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return time.Duration(v)
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}
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v, _ := time.ParseDuration(ko.String(path))
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return v
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}
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// MustDuration returns the time.Duration value of a given key path or panics
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// if its not set or set to default value 0.
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func (ko *Koanf) MustDuration(path string) time.Duration {
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val := ko.Duration(path)
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if val == 0 {
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panic(fmt.Sprintf("invalid value: %s=%v", path, val))
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}
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return val
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}
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// Time attempts to parse the value of a given key path and return time.Time
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// representation. If the value is numeric, it is treated as a UNIX timestamp
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// and if it's string, a parse is attempted with the given layout.
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func (ko *Koanf) Time(path, layout string) time.Time {
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// Unix timestamp?
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v := ko.Int64(path)
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if v != 0 {
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return time.Unix(v, 0)
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}
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// String representation.
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s := ko.String(path)
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if s != "" {
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t, _ := time.Parse(layout, s)
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return t
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}
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return time.Time{}
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}
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// MustTime attempts to parse the value of a given key path and return time.Time
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// representation. If the value is numeric, it is treated as a UNIX timestamp
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// and if it's string, a parse is attempted with the given layout. It panics if
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// the parsed time is zero.
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func (ko *Koanf) MustTime(path, layout string) time.Time {
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val := ko.Time(path, layout)
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if val.IsZero() {
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panic(fmt.Sprintf("invalid value: %s=%v", path, val))
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}
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return val
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}
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// String returns the string value of a given key path or "" if the path
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// does not exist or if the value is not a valid string.
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func (ko *Koanf) String(path string) string {
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if v := ko.Get(path); v != nil {
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if i, ok := v.(string); ok {
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return i
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}
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return fmt.Sprintf("%v", v)
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}
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return ""
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}
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// MustString returns the string value of a given key path
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// or panics if its not set or set to default value "".
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func (ko *Koanf) MustString(path string) string {
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val := ko.String(path)
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if val == "" {
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panic(fmt.Sprintf("invalid value: %s=%v", path, val))
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}
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return val
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}
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// Strings returns the []string slice value of a given key path or an
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// empty []string slice if the path does not exist or if the value
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// is not a valid string slice.
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func (ko *Koanf) Strings(path string) []string {
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o := ko.Get(path)
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if o == nil {
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return []string{}
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}
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var out []string
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switch v := o.(type) {
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case []interface{}:
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out = make([]string, 0, len(v))
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for _, u := range v {
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if s, ok := u.(string); ok {
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out = append(out, s)
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} else {
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out = append(out, fmt.Sprintf("%v", u))
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}
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}
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return out
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case []string:
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out := make([]string, len(v))
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copy(out[:], v[:])
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return out
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}
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return []string{}
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}
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// MustStrings returns the []string slice value of a given key path or panics
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// if the value is not set or set to default value.
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func (ko *Koanf) MustStrings(path string) []string {
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|
|
val := ko.Strings(path)
|
||
|
|
if len(val) == 0 {
|
||
|
|
panic(fmt.Sprintf("invalid value: %s=%v", path, val))
|
||
|
|
}
|
||
|
|
return val
|
||
|
|
}
|
||
|
|
|
||
|
|
// StringMap returns the map[string]string value of a given key path
|
||
|
|
// or an empty map[string]string if the path does not exist or if the
|
||
|
|
// value is not a valid string map.
|
||
|
|
func (ko *Koanf) StringMap(path string) map[string]string {
|
||
|
|
var (
|
||
|
|
out = map[string]string{}
|
||
|
|
o = ko.Get(path)
|
||
|
|
)
|
||
|
|
if o == nil {
|
||
|
|
return out
|
||
|
|
}
|
||
|
|
|
||
|
|
mp, ok := o.(map[string]interface{})
|
||
|
|
if !ok {
|
||
|
|
return out
|
||
|
|
}
|
||
|
|
out = make(map[string]string, len(mp))
|
||
|
|
for k, v := range mp {
|
||
|
|
switch s := v.(type) {
|
||
|
|
case string:
|
||
|
|
out[k] = s
|
||
|
|
default:
|
||
|
|
// There's a non string type. Return.
|
||
|
|
return map[string]string{}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return out
|
||
|
|
}
|
||
|
|
|
||
|
|
// MustStringMap returns the map[string]string value of a given key path or panics
|
||
|
|
// if the value is not set or set to default value.
|
||
|
|
func (ko *Koanf) MustStringMap(path string) map[string]string {
|
||
|
|
val := ko.StringMap(path)
|
||
|
|
if len(val) == 0 {
|
||
|
|
panic(fmt.Sprintf("invalid value: %s=%v", path, val))
|
||
|
|
}
|
||
|
|
return val
|
||
|
|
}
|
||
|
|
|
||
|
|
// StringsMap returns the map[string][]string value of a given key path
|
||
|
|
// or an empty map[string][]string if the path does not exist or if the
|
||
|
|
// value is not a valid strings map.
|
||
|
|
func (ko *Koanf) StringsMap(path string) map[string][]string {
|
||
|
|
var (
|
||
|
|
out = map[string][]string{}
|
||
|
|
o = ko.Get(path)
|
||
|
|
)
|
||
|
|
if o == nil {
|
||
|
|
return out
|
||
|
|
}
|
||
|
|
|
||
|
|
mp, ok := o.(map[string]interface{})
|
||
|
|
if !ok {
|
||
|
|
return out
|
||
|
|
}
|
||
|
|
out = make(map[string][]string, len(mp))
|
||
|
|
for k, v := range mp {
|
||
|
|
switch s := v.(type) {
|
||
|
|
case []interface{}:
|
||
|
|
for _, v := range s {
|
||
|
|
switch sv := v.(type) {
|
||
|
|
case string:
|
||
|
|
out[k] = append(out[k], sv)
|
||
|
|
default:
|
||
|
|
return map[string][]string{}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
default:
|
||
|
|
// There's a non []interface type. Return.
|
||
|
|
return map[string][]string{}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return out
|
||
|
|
}
|
||
|
|
|
||
|
|
// MustStringsMap returns the map[string][]string value of a given key path or panics
|
||
|
|
// if the value is not set or set to default value.
|
||
|
|
func (ko *Koanf) MustStringsMap(path string) map[string][]string {
|
||
|
|
val := ko.StringsMap(path)
|
||
|
|
if len(val) == 0 {
|
||
|
|
panic(fmt.Sprintf("invalid value: %s=%v", path, val))
|
||
|
|
}
|
||
|
|
return val
|
||
|
|
}
|
||
|
|
|
||
|
|
// Bytes returns the []byte value of a given key path or an empty
|
||
|
|
// []byte slice if the path does not exist or if the value is not a valid string.
|
||
|
|
func (ko *Koanf) Bytes(path string) []byte {
|
||
|
|
return []byte(ko.String(path))
|
||
|
|
}
|
||
|
|
|
||
|
|
// MustBytes returns the []byte value of a given key path or panics
|
||
|
|
// if the value is not set or set to default value.
|
||
|
|
func (ko *Koanf) MustBytes(path string) []byte {
|
||
|
|
val := ko.Bytes(path)
|
||
|
|
if len(val) == 0 {
|
||
|
|
panic(fmt.Sprintf("invalid value: %s=%v", path, val))
|
||
|
|
}
|
||
|
|
return val
|
||
|
|
}
|
||
|
|
|
||
|
|
// Bool returns the bool value of a given key path or false if the path
|
||
|
|
// does not exist or if the value is not a valid bool representation.
|
||
|
|
// Accepted string representations of bool are the ones supported by strconv.ParseBool.
|
||
|
|
func (ko *Koanf) Bool(path string) bool {
|
||
|
|
if v := ko.Get(path); v != nil {
|
||
|
|
b, _ := toBool(v)
|
||
|
|
return b
|
||
|
|
}
|
||
|
|
return false
|
||
|
|
}
|
||
|
|
|
||
|
|
// Bools returns the []bool slice value of a given key path or an
|
||
|
|
// empty []bool slice if the path does not exist or if the value
|
||
|
|
// is not a valid bool slice.
|
||
|
|
func (ko *Koanf) Bools(path string) []bool {
|
||
|
|
o := ko.Get(path)
|
||
|
|
if o == nil {
|
||
|
|
return []bool{}
|
||
|
|
}
|
||
|
|
|
||
|
|
var out []bool
|
||
|
|
switch v := o.(type) {
|
||
|
|
case []interface{}:
|
||
|
|
out = make([]bool, 0, len(v))
|
||
|
|
for _, u := range v {
|
||
|
|
b, err := toBool(u)
|
||
|
|
if err != nil {
|
||
|
|
return nil
|
||
|
|
}
|
||
|
|
out = append(out, b)
|
||
|
|
}
|
||
|
|
return out
|
||
|
|
case []bool:
|
||
|
|
return out
|
||
|
|
}
|
||
|
|
return nil
|
||
|
|
}
|
||
|
|
|
||
|
|
// MustBools returns the []bool value of a given key path or panics
|
||
|
|
// if the value is not set or set to default value.
|
||
|
|
func (ko *Koanf) MustBools(path string) []bool {
|
||
|
|
val := ko.Bools(path)
|
||
|
|
if len(val) == 0 {
|
||
|
|
panic(fmt.Sprintf("invalid value: %s=%v", path, val))
|
||
|
|
}
|
||
|
|
return val
|
||
|
|
}
|
||
|
|
|
||
|
|
// BoolMap returns the map[string]bool value of a given key path
|
||
|
|
// or an empty map[string]bool if the path does not exist or if the
|
||
|
|
// value is not a valid bool map.
|
||
|
|
func (ko *Koanf) BoolMap(path string) map[string]bool {
|
||
|
|
var (
|
||
|
|
out = map[string]bool{}
|
||
|
|
o = ko.Get(path)
|
||
|
|
)
|
||
|
|
if o == nil {
|
||
|
|
return out
|
||
|
|
}
|
||
|
|
|
||
|
|
mp, ok := o.(map[string]interface{})
|
||
|
|
if !ok {
|
||
|
|
return out
|
||
|
|
}
|
||
|
|
out = make(map[string]bool, len(mp))
|
||
|
|
for k, v := range mp {
|
||
|
|
switch i := v.(type) {
|
||
|
|
case bool:
|
||
|
|
out[k] = i
|
||
|
|
default:
|
||
|
|
// Attempt a conversion.
|
||
|
|
b, err := toBool(i)
|
||
|
|
if err != nil {
|
||
|
|
return map[string]bool{}
|
||
|
|
}
|
||
|
|
out[k] = b
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return out
|
||
|
|
}
|
||
|
|
|
||
|
|
// MustBoolMap returns the map[string]bool value of a given key path or panics
|
||
|
|
// if the value is not set or set to default value.
|
||
|
|
func (ko *Koanf) MustBoolMap(path string) map[string]bool {
|
||
|
|
val := ko.BoolMap(path)
|
||
|
|
if len(val) == 0 {
|
||
|
|
panic(fmt.Sprintf("invalid value: %s=%v", path, val))
|
||
|
|
}
|
||
|
|
return val
|
||
|
|
}
|