enhance: Add metrics for parse expression

[xiaocai2333]

No description provided.

[sre-ci-robot]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: xiaocai2333
To complete the pull request process, please assign czs007 after the PR has been reviewed.
You can assign the PR to them by writing /assign @czs007 in a comment when ready.

The full list of commands accepted by this bot can be found here.

Needs approval from an approver in each of these files:

• OWNERS

Approvers can indicate their approval by writing /approve in a comment
Approvers can cancel approval by writing /approve cancel in a comment

[mergify]

@xiaocai2333 go-sdk check failed, comment rerun go-sdk can trigger the job again.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 69.39%. Comparing base (5669016) to head (e2188a0).

❌ Your project check has failed because the head coverage (69.39%) is below the target coverage (77.00%). You can increase the head coverage or adjust the target coverage.

❗ There is a different number of reports uploaded between BASE (5669016) and HEAD (e2188a0). Click for more details.

HEAD has 1 upload less than BASE

Flag	BASE (5669016)	HEAD (e2188a0)
	2	1

Additional details and impacted files

@@             Coverage Diff             @@
##           master   #39654       +/-   ##
===========================================
- Coverage   80.07%   69.39%   -10.69%     
===========================================
  Files        1464      302     -1162     
  Lines      203311    27070   -176241     
===========================================
- Hits       162809    18785   -144024     
+ Misses      34676     8285    -26391     
+ Partials     5826        0     -5826     

Components	Coverage Δ
Client	∅ <ø> (∅)
Core	69.39% <ø> (ø)
Go	∅ <ø> (∅)

see 1162 files with indirect coverage changes