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ericelsken/function_option_tldr.go

Created October 6, 2019 19:58
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Function Option TL;DR
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function_option_tldr.go
package entity
type Entity struct {
fieldOne string
}
type Option func(e *Entity)
func FieldOne(fieldOne string) Option {
return func(e *Entity) {
e.fieldOne = fieldOne
}
}
func (e *Entity) WithOptions(options ...Option) {
for _, option := range options {
option(e)
}
}
//Usage:
//
//e := &Entity{}
//e.WithOptions(
// FieldOne("field one's value"),
//)
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