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wickra/testdata/golden/data_resampled.csv
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kingchenc cb6da4d737 feat(data-layer): Resampler (candle resampling) in all 10 languages (#310)
* feat(data-layer): Resampler (candle resampling) in all 10 languages

Second data-layer feature (F3): resample candles into a higher timeframe.

- Native (Node.js/WASM): new Resampler(timeframe) -> update(o,h,l,c,v,ts):
  Candle|null + flush(): Candle|null. Python the same -> tuple|None.
- C ABI: wickra_resampler_new/update/flush/free (update has the multi-output
  shape so the generators auto-emit it; flush is bespoke). Go Update -> (Candle,
  bool) + Flush; C# Candle? Update/Flush; Java Candle update/flush; R update()
  generic + a flush() S3 method (extends base::flush); C/C++ direct.
- Cross-language golden (testdata/golden/data_resampled.csv): the shared input
  candles resampled into 5-unit buckets, the final partial bucket via flush,
  pinned bit-for-bit across every binding.

Verified locally in all 10 (3 candles for the 5-unit smoke; 16 for the golden).
The WickraCandle output record is shared with the tick aggregator (deduped).

* test(node): exclude data-layer types from the indicator completeness contract

The Resampler exposes update(), so the completeness test flagged it as an
indicator and required batch/reset/isReady/warmupPeriod, which a data-layer type
does not have. Exclude TickAggregator and Resampler like the bar builders.
2026-06-15 22:36:16 +02:00

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CSV

open,high,low,close,volume,timestamp
99,112.90403177129735,98,111.32039085967226,5187.008623739826,0
113.27609348158748,115.1642566915892,107.76539185209613,108.7737988023383,5473.238103468329,5
106.12753789513545,107.73969337995807,96.34710045689485,98.28424227586412,5324.374653317379,10
97.378063505514,106.32510161131832,95.93821562552817,103.99314457402363,5150.941358775185,15
108.04491654708718,121.38046215528227,105.7105413401633,119.93667863849153,5456.9835954080345,20
120.88220148856881,124.2878498649492,119.39438848583472,121.12969230082183,5371.101223522536,25
119.8808727652764,121.29920058454442,108.51535390119264,110.00125312406458,5128.47088205189,30
108.48360243707184,113.29382811110736,106.26786689008574,111.88016416080967,5431.582557578566,35
114.22618875818226,130.20955349568973,113.09073586402833,127.92073514707224,5410.400200215731,40
131.41114890560974,135.065460892756,129.49585703767033,132.95746831142935,5120.058973527027,45
130.5116755897077,132.71696973631924,121.2254215875191,122.27578013601534,5397.543391924787,50
121.09703354508844,122.45602084147426,117.25536324735009,120.37417550208815,5441.485014111252,55
122.33587608239566,136.79793765689536,120.87761530843784,135.43314928819893,5132.5539248008245,60
138.08766685694894,146.57143212166807,136.58837142074304,144.11152724502116,5355.547392578692,65
144.27024859045207,145.7471249168318,132.66155074344638,134.9266357939324,5463.733502447633,70
131.6480122345848,134.02210748888697,127.39947545719488,129.59514479102842,5163.946538828373,75