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30 lines
621 B
Go
30 lines
621 B
Go
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// Copyright © 2016 Alan A. A. Donovan & Brian W. Kernighan.
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// License: https://creativecommons.org/licenses/by-nc-sa/4.0/
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// See page 351.
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// Package methods provides a function to print the methods of any value.
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package methods
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import (
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"fmt"
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"reflect"
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"strings"
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)
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//!+print
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// Print prints the method set of the value x.
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func Print(x interface{}) {
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v := reflect.ValueOf(x)
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t := v.Type()
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fmt.Printf("type %s\n", t)
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for i := 0; i < v.NumMethod(); i++ {
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methType := v.Method(i).Type()
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fmt.Printf("func (%s) %s%s\n", t, t.Method(i).Name,
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strings.TrimPrefix(methType.String(), "func"))
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}
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}
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//!-print
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