Function is_likely_false_positive 

pub fn is_likely_false_positive(
    text: &str,
    match_start: usize,
    match_end: usize,
) -> bool

Check whether a PII match is likely a false positive based on its context.

Returns true (suppress the match) when:

• The match is inside a fenced code block (```)
• The match is on an indented code line (4+ spaces or tab)
• The match is inside a URL (http:// / https://)
• The matched text is a well-known placeholder or example value

Arguments

• text — the full source text being scanned
• match_start — byte offset where the match begins
• match_end — byte offset where the match ends