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Unmarshall numbers in options to number not float64 #308

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merged 3 commits into from
Mar 13, 2019
Merged

Unmarshall numbers in options to number not float64 #308

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2186b1e
Unmarshall numbers in options to number not float64
pavolloffay Mar 13, 2019
eebadde
Add mising tests
pavolloffay Mar 13, 2019
475c34d
call unmarshall directly
pavolloffay Mar 13, 2019
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7 changes: 6 additions & 1 deletion pkg/apis/jaegertracing/v1/options.go
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Original file line number Diff line number Diff line change
@@ -1,6 +1,7 @@
package v1

import (
"bytes"
"encoding/json"
"fmt"
"strings"
Expand Down Expand Up @@ -38,7 +39,11 @@ func (o *Options) Filter(prefix string) Options {
// UnmarshalJSON implements an alternative parser for this field
func (o *Options) UnmarshalJSON(b []byte) error {
var entries map[string]interface{}
json.Unmarshal(b, &entries)
d := json.NewDecoder(bytes.NewReader(b))
d.UseNumber()
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@pavolloffay pavolloffay Mar 13, 2019 •
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A bit of context: JSON spec defines numbers as float64 so all number are by default unmarshalled to float64. Our Options.Args() method uses fmt.Sprintf(%v, val) to convert the value to string - the %v formats the float into exponent notation e.g. 5e+06

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Thanks for the details - would it be possible to provide a test?

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Including one that fails the decode, just to improve the code coverage.

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Apart from it is it ok?

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Yes

if err := d.Decode(&entries); err != nil {
return err
}

return o.parse(entries)
}
Expand Down