perf: reuse requests to reduce allocs

[abemedia]

No description provided.

[codecov]

Codecov Report

Patch coverage: 100.00% and project coverage change: +0.18 🎉

Comparison is base (415f4f1) 96.02% compared to head (3606d27) 96.21%.

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #127      +/-   ##
==========================================
+ Coverage   96.02%   96.21%   +0.18%     
==========================================
  Files          22       23       +1     
  Lines         806      845      +39     
==========================================
+ Hits          774      813      +39     
  Misses         22       22              
  Partials       10       10              

Impacted Files	Coverage Δ
decoder/compile.go	99.40% <100.00%> (-0.01%)	⬇️
decoder/decode.go	100.00% <100.00%> (ø)
encoding/protobuf/protobuf.go	100.00% <100.00%> (ø)
handler.go	96.72% <100.00%> (ø)
pool.go	100.00% <100.00%> (ø)

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[github-actions]

Benchmark Result

Benchmark diff with base branch

goos: linux
goarch: amd64
pkg: github.com/abemedia/go-don
cpu: Intel(R) Xeon(R) CPU E5-2673 v4 @ 2.30GHz
                         │ bench-master.txt │            bench-new.txt            │
                         │      sec/op      │   sec/op     vs base                │
Handler/Request-2               540.3n ± 5%   412.6n ± 5%  -23.64% (p=0.000 n=10)
Handler/RequestPointer-2        535.4n ± 4%   451.1n ± 5%  -15.73% (p=0.000 n=10)
geomean                         537.8n        431.4n       -19.78%

                         │ bench-master.txt │           bench-new.txt            │
                         │       B/op       │    B/op     vs base                │
Handler/Request-2                72.00 ± 0%   24.00 ± 0%  -66.67% (p=0.000 n=10)
Handler/RequestPointer-2         80.00 ± 0%   24.00 ± 0%  -70.00% (p=0.000 n=10)
geomean                          75.89        24.00       -68.38%

                         │ bench-master.txt │           bench-new.txt            │
                         │    allocs/op     │ allocs/op   vs base                │
Handler/Request-2                2.000 ± 0%   1.000 ± 0%  -50.00% (p=0.000 n=10)
Handler/RequestPointer-2         3.000 ± 0%   1.000 ± 0%  -66.67% (p=0.000 n=10)
geomean                          2.449        1.000       -59.18%

pkg: github.com/abemedia/go-don/encoding/json
              │ bench-master.txt │            bench-new.txt            │
              │      sec/op      │   sec/op     vs base                │
JSON/Decode-2        203.6n ± 3%   139.4n ± 4%  -31.52% (p=0.000 n=10)
JSON/Encode-2        228.3n ± 6%   226.0n ± 4%        ~ (p=0.190 n=10)
geomean              215.6n        177.5n       -17.66%

              │ bench-master.txt │            bench-new.txt             │
              │       B/op       │    B/op     vs base                  │
JSON/Decode-2         32.00 ± 0%   16.00 ± 0%  -50.00% (p=0.000 n=10)
JSON/Encode-2         32.00 ± 0%   32.00 ± 0%        ~ (p=1.000 n=10) ¹
geomean               32.00        22.63       -29.29%
¹ all samples are equal

              │ bench-master.txt │            bench-new.txt             │
              │    allocs/op     │ allocs/op   vs base                  │
JSON/Decode-2         2.000 ± 0%   1.000 ± 0%  -50.00% (p=0.000 n=10)
JSON/Encode-2         2.000 ± 0%   2.000 ± 0%        ~ (p=1.000 n=10) ¹
geomean               2.000        1.414       -29.29%
¹ all samples are equal

pkg: github.com/abemedia/go-don/encoding/msgpack
                 │ bench-master.txt │            bench-new.txt            │
                 │      sec/op      │   sec/op     vs base                │
Msgpack/Decode-2        549.0n ± 5%   480.3n ± 3%  -12.51% (p=0.000 n=10)
Msgpack/Encode-2        481.0n ± 3%   458.9n ± 4%   -4.60% (p=0.001 n=10)
geomean                 513.9n        469.5n        -8.64%

                 │ bench-master.txt │            bench-new.txt             │
                 │       B/op       │    B/op     vs base                  │
Msgpack/Decode-2         67.00 ± 0%   51.00 ± 0%  -23.88% (p=0.000 n=10)
Msgpack/Encode-2         128.0 ± 0%   128.0 ± 0%        ~ (p=1.000 n=10) ¹
geomean                  92.61        80.80       -12.75%
¹ all samples are equal

                 │ bench-master.txt │            bench-new.txt             │
                 │    allocs/op     │ allocs/op   vs base                  │
Msgpack/Decode-2         3.000 ± 0%   2.000 ± 0%  -33.33% (p=0.000 n=10)
Msgpack/Encode-2         3.000 ± 0%   3.000 ± 0%        ~ (p=1.000 n=10) ¹
geomean                  3.000        2.449       -18.35%
¹ all samples are equal

pkg: github.com/abemedia/go-don/encoding/protobuf
                  │ bench-master.txt │            bench-new.txt            │
                  │      sec/op      │   sec/op     vs base                │
Protobuf/Decode-2        509.7n ± 5%   330.6n ± 5%  -35.15% (p=0.000 n=10)
Protobuf/Encode-2        154.9n ± 5%   162.5n ± 4%   +4.87% (p=0.009 n=10)
geomean                  281.0n        231.8n       -17.53%

                  │ bench-master.txt │            bench-new.txt             │
                  │       B/op       │    B/op     vs base                  │
Protobuf/Decode-2        75.000 ± 0%   3.000 ± 0%  -96.00% (p=0.000 n=10)
Protobuf/Encode-2         5.000 ± 0%   5.000 ± 0%        ~ (p=1.000 n=10) ¹
geomean                   19.36        3.873       -80.00%
¹ all samples are equal

                  │ bench-master.txt │            bench-new.txt             │
                  │    allocs/op     │ allocs/op   vs base                  │
Protobuf/Decode-2         3.000 ± 0%   1.000 ± 0%  -66.67% (p=0.000 n=10)
Protobuf/Encode-2         1.000 ± 0%   1.000 ± 0%        ~ (p=1.000 n=10) ¹
geomean                   1.732        1.000       -42.26%
¹ all samples are equal

pkg: github.com/abemedia/go-don/encoding/text
              │ bench-master.txt │            bench-new.txt             │
              │      sec/op      │    sec/op     vs base                │
Text/Decode-2        60.04n ± 5%    18.38n ± 3%  -69.39% (p=0.000 n=10)
Text/Encode-2        97.09n ± 2%   101.70n ± 3%   +4.75% (p=0.000 n=10)
geomean              76.35n         43.23n       -43.37%

              │ bench-master.txt │              bench-new.txt              │
              │       B/op       │    B/op     vs base                     │
Text/Decode-2         16.00 ± 0%    0.00 ± 0%  -100.00% (p=0.000 n=10)
Text/Encode-2         24.00 ± 0%   24.00 ± 0%         ~ (p=1.000 n=10) ¹
geomean               19.60                    ?                       ² ³
¹ all samples are equal
² summaries must be >0 to compute geomean
³ ratios must be >0 to compute geomean

              │ bench-master.txt │              bench-new.txt              │
              │    allocs/op     │ allocs/op   vs base                     │
Text/Decode-2         1.000 ± 0%   0.000 ± 0%  -100.00% (p=0.000 n=10)
Text/Encode-2         2.000 ± 0%   2.000 ± 0%         ~ (p=1.000 n=10) ¹
geomean               1.414                    ?                       ² ³
¹ all samples are equal
² summaries must be >0 to compute geomean
³ ratios must be >0 to compute geomean

pkg: github.com/abemedia/go-don/encoding/toml
              │ bench-master.txt │           bench-new.txt            │
              │      sec/op      │   sec/op     vs base               │
TOML/Decode-2        7.077µ ± 5%   7.303µ ± 3%       ~ (p=0.143 n=10)
TOML/Encode-2        1.956µ ± 3%   2.061µ ± 2%  +5.40% (p=0.007 n=10)
geomean              3.720µ        3.880µ       +4.29%

              │ bench-master.txt │             bench-new.txt             │
              │       B/op       │     B/op      vs base                 │
TOML/Decode-2       11.61Ki ± 0%   11.59Ki ± 0%  -0.13% (p=0.000 n=10)
TOML/Encode-2         752.0 ± 0%     752.0 ± 0%       ~ (p=1.000 n=10) ¹
geomean             2.920Ki        2.918Ki       -0.07%
¹ all samples are equal

              │ bench-master.txt │            bench-new.txt            │
              │    allocs/op     │ allocs/op   vs base                 │
TOML/Decode-2         37.00 ± 0%   36.00 ± 0%  -2.70% (p=0.000 n=10)
TOML/Encode-2         16.00 ± 0%   16.00 ± 0%       ~ (p=1.000 n=10) ¹
geomean               24.33        24.00       -1.36%
¹ all samples are equal

pkg: github.com/abemedia/go-don/encoding/xml
             │ bench-master.txt │           bench-new.txt            │
             │      sec/op      │   sec/op     vs base               │
XML/Decode-2        3.034µ ± 2%   2.985µ ± 7%       ~ (p=0.280 n=10)
XML/Encode-2        2.388µ ± 7%   2.273µ ± 6%  -4.84% (p=0.009 n=10)
geomean             2.692µ        2.604µ       -3.24%

             │ bench-master.txt │             bench-new.txt             │
             │       B/op       │     B/op      vs base                 │
XML/Decode-2       1.086Ki ± 0%   1.070Ki ± 0%  -1.44% (p=0.000 n=10)
XML/Encode-2       4.359Ki ± 0%   4.359Ki ± 0%       ~ (p=1.000 n=10) ¹
geomean            2.176Ki        2.160Ki       -0.72%
¹ all samples are equal

             │ bench-master.txt │            bench-new.txt            │
             │    allocs/op     │ allocs/op   vs base                 │
XML/Decode-2         23.00 ± 0%   22.00 ± 0%  -4.35% (p=0.000 n=10)
XML/Encode-2         8.000 ± 0%   8.000 ± 0%       ~ (p=1.000 n=10) ¹
geomean              13.56        13.27       -2.20%
¹ all samples are equal

pkg: github.com/abemedia/go-don/encoding/yaml
              │ bench-master.txt │           bench-new.txt            │
              │      sec/op      │   sec/op     vs base               │
YAML/Decode-2        7.234µ ± 3%   7.381µ ± 4%       ~ (p=0.353 n=10)
YAML/Encode-2        4.578µ ± 6%   4.655µ ± 4%       ~ (p=0.631 n=10)
geomean              5.755µ        5.861µ       +1.85%

              │ bench-master.txt │             bench-new.txt             │
              │       B/op       │     B/op      vs base                 │
YAML/Decode-2       6.602Ki ± 0%   6.586Ki ± 0%  -0.24% (p=0.000 n=10)
YAML/Encode-2       6.555Ki ± 0%   6.555Ki ± 0%       ~ (p=1.000 n=10) ¹
geomean             6.578Ki        6.570Ki       -0.12%
¹ all samples are equal

              │ bench-master.txt │            bench-new.txt            │
              │    allocs/op     │ allocs/op   vs base                 │
YAML/Decode-2         42.00 ± 0%   41.00 ± 0%  -2.38% (p=0.000 n=10)
YAML/Encode-2         19.00 ± 0%   19.00 ± 0%       ~ (p=1.000 n=10) ¹
geomean               28.25        27.91       -1.20%
¹ all samples are equal