[WIP] feat(node): add child_process module

[sgammon]

Summary

Adds initial support for Node's child_process module. Relates to:

• Node API: child_process #1096
• feat: add node child_process module runtime#343
• docs(js): document node:child_process docs#8

Task list

• child_process.ChildProcess
  • It exists
  • (Implementation coming soon)
• Synchronous Execution
  • execSync
  • execFileSync
  • spawnSync
• Asynchronous Execution
  • exec
  • execFile
  • spawn
  • fork note: leaving for future pr
• Tests for child_process
  • Basic object/method tests
  • Bad type tests
  • Native process kill on POSIX
  • Custom process signals on POSIX
  • Process kill tests (native)
  • Process kill tests (JVM)
  • Process interaction tests
  • Callbacks working + tested
  • Event flow for ChildProcess
    • exit event
    • close event
    • disconnect event
    • error event
    • message event
• General functionality
  • Need a plan for fork
  • Need a plan for process channels

[codecov]

Codecov Report

Attention: Patch coverage is 64.98952% with 334 lines in your changes missing coverage. Please review.

Project coverage is 53.02%. Comparing base (652036f) to head (ecf6350).

Files with missing lines	Patch %	Lines
...vm/internals/node/childProcess/NodeChildProcess.kt	65.04%	118 Missing and 40 partials ⚠️
...ime/intrinsics/js/node/childProcess/ForkOptions.kt	0.00%	77 Missing ⚠️
...e/gvm/internals/node/childProcess/InterElideIPC.kt	0.00%	36 Missing ⚠️
...c/main/kotlin/elide/runtime/exec/GuestExecution.kt	0.00%	13 Missing ⚠️
...me/intrinsics/js/node/childProcess/SpawnOptions.kt	87.83%	1 Missing and 8 partials ⚠️
...intrinsics/js/node/childProcess/ExecSyncOptions.kt	87.69%	2 Missing and 6 partials ⚠️
...ntrinsics/js/node/childProcess/SpawnSyncOptions.kt	87.50%	2 Missing and 6 partials ⚠️
...ime/intrinsics/js/node/childProcess/ExecOptions.kt	87.71%	2 Missing and 5 partials ⚠️
...ackages/cli/src/main/kotlin/elide/tool/cli/main.kt	0.00%	6 Missing ⚠️
...ckages/cli/src/main/kotlin/elide/tool/cli/Elide.kt	0.00%	3 Missing ⚠️
... and 5 more

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1097      +/-   ##
==========================================
+ Coverage   52.56%   53.02%   +0.45%     
==========================================
  Files         413      412       -1     
  Lines       15055    15419     +364     
  Branches     2720     2923     +203     
==========================================
+ Hits         7914     8176     +262     
- Misses       6231     6257      +26     
- Partials      910      986      +76     

Flag	Coverage Δ
jvm	53.02% <64.98%> (+0.45%)	⬆️
lib	53.02% <64.98%> (+0.45%)	⬆️
native	?

Flags with carried forward coverage won't be shown. Click here to find out more.

Files with missing lines	Coverage Δ
...de/runtime/gvm/internals/node/events/NodeEvents.kt	47.85% <ø> (+0.77%)	⬆️
...elide/runtime/gvm/internals/node/path/NodePaths.kt	66.00% <100.00%> (+0.27%)	⬆️
...me/intrinsics/js/node/childProcess/ChildProcess.kt	100.00% <100.00%> (ø)
...nsics/js/node/childProcess/ChildProcessDefaults.kt	100.00% <100.00%> (ø)
...rc/main/kotlin/elide/runtime/exec/GuestExecutor.kt	0.00% <0.00%> (ø)
...de/runtime/gvm/internals/node/fs/NodeFilesystem.kt	65.42% <94.73%> (+2.18%)	⬆️
...tlin/elide/runtime/gvm/internals/ProcessManager.kt	61.53% <33.33%> (-8.47%)	⬇️
.../internals/node/childProcess/ChildProcessNative.kt	75.00% <75.00%> (ø)
...ckages/cli/src/main/kotlin/elide/tool/cli/Elide.kt	36.44% <0.00%> (-0.35%)	⬇️
...ime/intrinsics/js/node/childProcess/StdioConfig.kt	95.16% <95.16%> (ø)
... and 9 more

... and 12 files with indirect coverage changes

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[sonarcloud]

Quality Gate passed

Issues
14 New issues
0 Accepted issues

Measures
0 Security Hotspots
65.4% Coverage on New Code
4.7% Duplication on New Code

See analysis details on SonarCloud