go/sorting-room/coverage.html


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		<title>sorting: Go Coverage Report</title>
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			.cov0 { color: rgb(192, 0, 0) }
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.cov6 { color: rgb(68, 188, 143) }
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				<option value="file0">sorting/sorting_room.go (100.0%)</option>
				
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				<span>not tracked</span>
			
				<span class="cov0">no coverage</span>
				<span class="cov1">low coverage</span>
				<span class="cov2">*</span>
				<span class="cov3">*</span>
				<span class="cov4">*</span>
				<span class="cov5">*</span>
				<span class="cov6">*</span>
				<span class="cov7">*</span>
				<span class="cov8">*</span>
				<span class="cov9">*</span>
				<span class="cov10">high coverage</span>
			
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		<pre class="file" id="file0" style="display: none">package sorting

import (
        "fmt"
        "strconv"
)

// DescribeNumber should return a string describing the number.
func DescribeNumber(f float64) string <span class="cov7" title="7">{
        str := "This is the number"
        return fmt.Sprintf("%s %.1f", str, f)
}</span>

// NumberBox struct method set interface.
type NumberBox interface {
        Number() int
}

// DescribeNumberBox should return a string describing the NumberBox.
func DescribeNumberBox(nb NumberBox) string <span class="cov5" title="4">{
        str := "This is a box containing the number"
        return fmt.Sprintf("%s %.1f", str, float64(nb.Number()))
}</span>

// FancyNumber struct that holds a string number.
type FancyNumber struct {
        n string
}

// Value is a FancyNumber method.
func (i FancyNumber) Value() string <span class="cov8" title="9">{
        return i.n
}</span>

// FancyNumberBox struct method set interface.
type FancyNumberBox interface {
        Value() string
}

// ExtractFancyNumber should return the integer value for a FancyNumber
// and 0 if any other FancyNumberBox is supplied.
func ExtractFancyNumber(fnb FancyNumberBox) int <span class="cov10" title="13">{
        var s string

        switch t := fnb.(type) </span>{
        case FancyNumber:<span class="cov8" title="9"> // only work with FancyNumbers
                s = t.Value()</span>
        }

        <span class="cov10" title="13">i, e := strconv.Atoi(s)

        if e != nil </span><span class="cov6" title="5">{
                return 0
        }</span>

        <span class="cov8" title="8">return i</span>
}

// DescribeFancyNumberBox should return a string describing the FancyNumberBox.
func DescribeFancyNumberBox(fnb FancyNumberBox) string <span class="cov8" title="8">{
        var f float64 = float64(ExtractFancyNumber(fnb))

        return fmt.Sprintf("This is a fancy box containing the number %.1f", f)
}</span>

// DescribeAnything should return a string describing whatever it contains.
func DescribeAnything(i interface{}) string <span class="cov7" title="7">{
        switch v := i.(type) </span>{
        case int:<span class="cov1" title="1">
                return DescribeNumber(float64(v))</span>
        case float64:<span class="cov1" title="1">
                return DescribeNumber(v)</span>
        case NumberBox:<span class="cov1" title="1">
                return DescribeNumberBox(v)</span>
        case FancyNumberBox:<span class="cov4" title="3">
                return DescribeFancyNumberBox(v)</span>
        default:<span class="cov1" title="1">
                return "Return to sender"</span>
        }
}
</pre>
		
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