perf(toml): add Scanner match() method, capturing numbers and bare key patterns using sticky regexp

[timreichen]

This allows for more complex regexps match checks.

[codecov]

Codecov Report

Attention: Patch coverage is 91.30435% with 6 lines in your changes missing coverage. Please review.

Project coverage is 94.57%. Comparing base (5c565de) to head (f664ec9).
Report is 6 commits behind head on main.

Files with missing lines	Patch %	Lines
toml/_parser.ts	91.30%	3 Missing and 3 partials ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #6538      +/-   ##
==========================================
- Coverage   94.58%   94.57%   -0.02%     
==========================================
  Files         579      579              
  Lines       43751    43703      -48     
  Branches     6494     6476      -18     
==========================================
- Hits        41383    41331      -52     
- Misses       2328     2329       +1     
- Partials       40       43       +3     

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[kt3k]

LGTM

I also did some benchmark test. Now the entire toml/parse_test.ts pass slightly faster than the main with this change. Nice work

~/denoland/std $ g co -; hyperfine -w 10 "deno test toml/parse_test.ts"
Switched to branch 'main'
Your branch is up to date with 'origin/main'.
Benchmark 1: deno test toml/parse_test.ts
  Time (mean ± σ):      86.1 ms ±  21.9 ms    [User: 61.8 ms, System: 25.5 ms]
  Range (min … max):    64.9 ms … 179.2 ms    33 runs
 
~/denoland/std $ g co -; hyperfine -w 10 "deno test toml/parse_test.ts"
Switched to branch 'toml-add-Scanner-match-method'
Your branch is up to date with 'timreichen/toml-add-Scanner-match-method'.
Benchmark 1: deno test toml/parse_test.ts
  Time (mean ± σ):      83.3 ms ±  16.8 ms    [User: 61.2 ms, System: 25.4 ms]
  Range (min … max):    67.6 ms … 142.8 ms    32 runs