release: v0.1.4 — parser enhancement, new syntax, performance optimization
feat(parser): comprehensive Markdown parser enhancement
- Add nested list support (multi-level unordered/ordered, mixed nesting)
- Add Setext headings (=== / ---)
- Add indented code blocks (4-space indent)
- Add HTML comment passthrough (<!-- -->)
- Add entity reference protection (& ©)
- Add ordered list start attribute
- Add link title single-quote support
- Add LaTeX math formulas ($inline$ / $$block$$)
- Add footnote support ([^1] ref + [^1]: definition)
- Add definition lists (term\n: definition)
- Extend emoji map from 85 to 150+ common emojis
- Fix backtick code block matching (CommonMark spec)
- Fix italic regex character truncation (lookbehind assertions)
- Fix superscript/subscript/strikethrough ambiguity
- Fix blockquote prefix handling (>text without space)
- Enhance safeUrl filtering (additional protocol checks)
- Enhance slugify (Unicode NFKC normalization)
perf(parser): single-pass inline scanning, render cache, pre-compiled regex
- Replace 14-step chained regex with unified single-pass scanInline()
- Add cachedRenderInline() with FIFO LRU eviction (300-entry cap)
- Pre-compile 15+ static regex constants for block boundary detection
- Skip redundant style='text-align:left' on default-aligned table cells
style(parser): add CSS for footnotes, definition lists, math formulas, sup/sub
test(parser): 44 new test cases covering all v0.1.4 syntax additions (469 total)
chore: bump version 0.1.3 → 0.1.4 across all source files, docs, site pages
thzxx
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