gemmaJSON

json parsing library based on bindings of simdjson

Wrapper score 15/100 · tests present · no docs generated

Wraps a native library — check OS Compatibility below for platform-specific linking notes.

Summary

Latest Version 0.1.0
License Apache-2.0
CI Status Failing
Downloads 0
Last Indexed 2026-07-21 05:26

Tags

simd json parser wrapper

Authors

  • saint

Installation

nimble install gemmaJSON
choosenim install gemmaJSON
git clone https://github.com/sainttttt/gemmaJSON

OS Compatibility

Platform Linux macOS Windows FreeBSD OpenBSD NetBSD Android iOS WASM Embedded
gemmaJSON ✓ ✓ ✓ - - - - - - -

Dependencies

Package Version Optional
nim >= 2.0.0 No

Source

Repository https://github.com/sainttttt/gemmaJSON
Homepage https://github.com/sainttttt/gemmaJSON
Registry Source nimble_official

README

gemmaJSONlogo gemmaJSON - simdjson bindings for Nim

nimble install gemmaJSON

Benchmarks

Test was for deserialization of reddit comment json dumps, checking if the entry was from a specific subreddit

name ................. min time      avg time    std dv  times
sainttttt/gemmaJSON .. 13.291 s      13.386 s    ±0.110   x15
treeform/jsony ....... 28.280 s      28.659 s    ±0.366   x15
nim std/json ......... 72.095 s      73.678 s    ±1.436   x15

Usage

var jsonObj = parseGemmajsonObj("""{"cat": {"a": ["woof", ["meow"], 2]}}""")

echo jsonObj.getStr("/cat/a/0")
# woof

echo jsonObj.getStr("/cat/a/1/0")
# meow

echo $jsonObj["cat"]["a"][0]
# woof

echo $jsonObj
# {"cat":{"a":["woof",["meow"],2]}}

var j = jsonObj.toJsonNode.pretty
echo j.pretty

# {
#   "cat": {
#     "a": [
#       "woof",
#       [
#         "meow"
#       ],
#       2
#     ]
#   }
# }

for e in jsonObj.getElement("/cat/a"):
  echo $e

# woof
# ["meow"]
# 2