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50 lines
1.2 KiB
Markdown
50 lines
1.2 KiB
Markdown
go-lookup [](https://travis-ci.org/mcuadros/go-lookup) [](http://godoc.org/github.com/mcuadros/go-lookup)
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==============================
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Small library on top of reflect for make lookups to Structs or Maps. Using a very simple DSL you can access to any property, key or value of any value of Go.
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Installation
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------------
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The recommended way to install go-lookup
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```
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go get github.com/mcuadros/go-lookup
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```
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Example
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-------
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```go
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type Cast struct {
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Actor, Role string
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}
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type Serie struct {
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Cast []Cast
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}
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series := map[string]Serie{
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"A-Team": {Cast: []Cast{
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{Actor: "George Peppard", Role: "Hannibal"},
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{Actor: "Dwight Schultz", Role: "Murdock"},
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{Actor: "Mr. T", Role: "Baracus"},
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{Actor: "Dirk Benedict", Role: "Faceman"},
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}},
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}
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q := "A-Team.Cast.Role"
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value, _ := LookupString(series, q)
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fmt.Println(q, "->", value.Interface())
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// A-Team.Cast.Role -> [Hannibal Murdock Baracus Faceman]
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q = "A-Team.Cast[0].Actor"
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value, _ = LookupString(series, q)
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fmt.Println(q, "->", value.Interface())
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// A-Team.Cast[0].Actor -> George Peppard
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```
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License
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-------
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MIT, see [LICENSE](LICENSE)
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