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Allow setting floating point precision in JSON #663

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merged 1 commit into from Apr 28, 2024
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@mitar mitar commented Apr 5, 2024

Fixes #557.

@mitar mitar mentioned this pull request Apr 5, 2024
encoder_json.go Outdated
@@ -21,6 +21,9 @@ func init() {
json.JSONMarshalFunc = func(v interface{}) ([]byte, error) {
return InterfaceMarshalFunc(v)
}
json.FloatingPointPrecisionFunc = func() int {
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Why is this func needed?

@@ -311,16 +311,20 @@ func appendFloat(dst []byte, val float64, bitSize int) []byte {
case math.IsInf(val, -1):
return append(dst, `"-Inf"`...)
}
precision := FloatingPointPrecisionFunc()
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Would make more sense to pass the precision as an argument.

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So I was not able to set this as a global variable because that would introduce an import loop.

If you are OK with that, I can introduce a parameter to appendFloat and then pass it everywhere it is called.

@mitar mitar force-pushed the float-precision branch 3 times, most recently from 46f6a64 to 22fc3a9 Compare April 27, 2024 22:46
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mitar commented Apr 27, 2024

@rs: Pushed with the argument.

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rs commented Apr 28, 2024

Thanks. Last thing, can you please document it in the README?

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mitar commented Apr 28, 2024

@rs: Done.

@rs rs merged commit 7d9db06 into rs:master Apr 28, 2024
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Floating Point Precision
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