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mdscrub: residual html, control characters, headings, page markers

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This commit is contained in:
funkpower
2026-09-19 11:30:05 -04:00
parent e0473fb8ae
commit 1b3c002b3d
34 changed files with 975 additions and 18 deletions
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crates/chunkmd/src/pages.rs
+2 -16
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@@ -76,7 +76,7 @@ pub fn split_by_page(markdown: &str) -> Vec<Page<'_>> {
let text = trim(&markdown[start..end]);
if !text.is_empty() {
pages.push(Page {
number: Some(page_number(&markdown[marker.start()..marker.end()])),
number: Some(textkit::decimal(&markdown[marker.start()..marker.end()])),
text,
offset: start,
});
@@ -138,7 +138,7 @@ impl PageIndex {
pub fn new(markdown: &str) -> Self {
Self(
PAGE.find_iter(markdown)
.map(|marker| (marker.start(), page_number(marker.as_str())))
.map(|marker| (marker.start(), textkit::decimal(marker.as_str())))
.collect(),
)
}
@@ -193,20 +193,6 @@ pub fn page_chapters(chapters: &[Chapter]) -> HashMap<u32, &str> {
out
}
/// Read the digits out of a page marker.
///
/// Digits are matched by the Unicode class, so a marker could in principle
/// carry non-ASCII decimal digits; those count the same way here as they
/// would in Python. A number too large for the field saturates rather than
/// wrapping — see `parity/KNOWN.md`.
fn page_number(marker: &str) -> u32 {
let mut number: u32 = 0;
for digit in marker.chars().filter_map(|c| c.to_digit(10)) {
number = number.saturating_mul(10).saturating_add(digit);
}
number
}
fn trim(text: &str) -> &str {
text.trim_matches(textkit::is_space)
}