mirror of
https://github.com/kemko/icecast-ripper.git
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e39f887db6
Bumps [github.com/spf13/viper](https://github.com/spf13/viper) from 1.20.1 to 1.21.0. - [Release notes](https://github.com/spf13/viper/releases) - [Commits](https://github.com/spf13/viper/compare/v1.20.1...v1.21.0) --- updated-dependencies: - dependency-name: github.com/spf13/viper dependency-version: 1.21.0 dependency-type: direct:production update-type: version-update:semver-minor ... Signed-off-by: dependabot[bot] <support@github.com> Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
85 lines
2.0 KiB
Go
85 lines
2.0 KiB
Go
// Copyright © 2014 Steve Francia <spf@spf13.com>.
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//
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// Use of this source code is governed by an MIT-style
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// license that can be found in the LICENSE file.
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// Package cast provides easy and safe casting in Go.
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package cast
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import "time"
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const errorMsg = "unable to cast %#v of type %T to %T"
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const errorMsgWith = "unable to cast %#v of type %T to %T: %w"
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// Basic is a type parameter constraint for functions accepting basic types.
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//
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// It represents the supported basic types this package can cast to.
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type Basic interface {
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string | bool | Number | time.Time | time.Duration
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}
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// ToE casts any value to a [Basic] type.
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func ToE[T Basic](i any) (T, error) {
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var t T
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var v any
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var err error
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switch any(t).(type) {
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case string:
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v, err = ToStringE(i)
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case bool:
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v, err = ToBoolE(i)
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case int:
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v, err = toNumberE[int](i, parseInt[int])
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case int8:
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v, err = toNumberE[int8](i, parseInt[int8])
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case int16:
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v, err = toNumberE[int16](i, parseInt[int16])
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case int32:
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v, err = toNumberE[int32](i, parseInt[int32])
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case int64:
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v, err = toNumberE[int64](i, parseInt[int64])
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case uint:
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v, err = toUnsignedNumberE[uint](i, parseUint[uint])
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case uint8:
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v, err = toUnsignedNumberE[uint8](i, parseUint[uint8])
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case uint16:
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v, err = toUnsignedNumberE[uint16](i, parseUint[uint16])
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case uint32:
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v, err = toUnsignedNumberE[uint32](i, parseUint[uint32])
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case uint64:
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v, err = toUnsignedNumberE[uint64](i, parseUint[uint64])
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case float32:
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v, err = toNumberE[float32](i, parseFloat[float32])
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case float64:
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v, err = toNumberE[float64](i, parseFloat[float64])
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case time.Time:
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v, err = ToTimeE(i)
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case time.Duration:
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v, err = ToDurationE(i)
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}
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if err != nil {
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return t, err
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}
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return v.(T), nil
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}
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// Must is a helper that wraps a call to a cast function and panics if the error is non-nil.
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func Must[T any](i any, err error) T {
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if err != nil {
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panic(err)
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}
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return i.(T)
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}
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// To casts any value to a [Basic] type.
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func To[T Basic](i any) T {
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v, _ := ToE[T](i)
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return v
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}
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