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feat(golang): meta string encoding algorithm in golang #1566

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merged 14 commits into from
Apr 27, 2024

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qingoba
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@qingoba qingoba commented Apr 24, 2024

What does this PR do?

This PR implements meta string encoding described in xlang serialization spec

Related issues

Does this PR introduce any user-facing change?

  • [No] Does this PR introduce any public API change?
  • [No] Does this PR introduce any binary protocol compatibility change?

@chaokunyang
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This is great!

CI has some failure, could you rebase main branch?

@qingoba qingoba closed this Apr 24, 2024
@qingoba qingoba reopened this Apr 24, 2024
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qingoba commented Apr 24, 2024

Actually I don't know how to restart CI tasks

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qingoba commented Apr 24, 2024

I have rebased main branch, please review this PR.

specialChar1: e.specialChar1,
specialChar2: e.specialChar2,
outputBytes: e.EncodeLowerUpperDigitSpecial(input),
numChars: length,
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I removed the needs for numChars/numBits in #1565 , maybe we can simplify the implement a little.

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okay, I'll read and implement it.

go/fury/meta/meta_string_decoder.go Outdated Show resolved Hide resolved
// Retrieve 5 bits every iteration from data, convert them to characters, and save them to chars
// "abc" encoded as [00000] [000,01] [00010] [0, corresponding to three bytes, which are 0, 68, 0 (68 = 64 + 4)
// In order, take the highest digit first, then the lower
chars := make([]byte, 0)
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Hi @qingoba , first of all thanks for your contribution to Fury.

Could we specify the capacity when initializing chars to avoid the performance degradation caused by slice expansion?

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LGTM, thanks

"HelloWorld__123.2024": 6,
"MediaContent": 5,
"Apple_banana": 5,
"欲海回狂": 0, // not used
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How about replacing it to "你好,世界"

qingoba and others added 2 commits April 26, 2024 15:42
Co-authored-by: Shawn Yang <chaokunyang@apache.org>
Co-authored-by: Shawn Yang <chaokunyang@apache.org>
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@qingoba Ci has some failures. Could you take a look?

"HelloWorld__123.2024": 6,
"MediaContent": 5,
"Apple_banana": 5,
"你好,世界": 0, // not used
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Nit: format

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@qingoba Could you use golang format?

"MediaContent": ALL_TO_LOWER_SPECIAL,
"HelloWorld__123.2024": LOWER_UPPER_DIGIT_SPECIAL,
"Apple_banana": FIRST_TO_LOWER_SPECIAL,
"你好,世界": UTF_8,
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Nit: format

@chaokunyang chaokunyang merged commit f907f7f into apache:main Apr 27, 2024
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3 participants