Port parsed substring classes to TypeScript

[happy5214]

Exactly what the title suggests.

[qltysh]

Coverage Impact

⬆️ Merging this pull request will increase total coverage on typescript by 1.72%.

Modified Files with Diff Coverage (14)

Rating	File	% Diff	Uncovered Line #s
	src/schema/specs.ts	91.7%	186
	src/bids/types/json.ts	100.0%
	src/parser/splitter.js	100.0%
	src/parser/tokenizer.js	100.0%
	src/parser/reservedChecker.js	100.0%
	src/bids/datasetParser.ts	100.0%
	src/bids/types/dataset.ts	94.1%	150
	src/utils/types.ts	0.0%	1-11
	src/parser/parsedHedGroup.ts	98.8%	171
	src/parser/parseUtils.ts	98.1%	42
	src/parser/parsedHedColumnSplice.ts	100.0%
	src/parser/parsedHedSubstring.ts	96.6%	56-57
	src/parser/parsedHedTag.ts	100.0%
	src/parser/parsedHedString.ts	100.0%
	Total	95.3%

🤖 Increase coverage with AI coding...

In the `port-parsed-substrings` branch, add test coverage for this new code:

- `src/bids/types/dataset.ts` -- Line 150
- `src/parser/parseUtils.ts` -- Line 42
- `src/parser/parsedHedGroup.ts` -- Line 171
- `src/parser/parsedHedSubstring.ts` -- Line 56-57
- `src/schema/specs.ts` -- Line 186
- `src/utils/types.ts` -- Line 1-11

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• Diff Coverage: Coverage for added or modified lines of code (excludes deleted files). Learn more.

• Total Coverage: Coverage for the whole repository, calculated as the sum of all File Coverage. Learn more.

• File Coverage: Covered Lines divided by Covered Lines plus Missed Lines. (Excludes non-executable lines including blank lines and comments.)

  • Indirect Changes: Changes to File Coverage for files that were not modified in this PR. Learn more.

[qltysh]

❌ 2 blocking issues (2 total)

Tool	Category	Rule	Count
radarlint-js	Lint	Group parts of the regex together to make the intended operator precedence explicit.	1	❌
radarlint-js	Lint	Type literal has only a call signature, you should use a function type instead.	1	❌