PDFKit characterBoundsAtIndex error in index with ligatures

Originator:ldenoue
Number:rdar://6164844138987521 Date Originated:
Status:OPEN Resolved:
Product:iOS Product Version:12.0
Classification:PDF Reproducible:YES
 
characterBoundsAtIndex from PDFPage returns rectangles of a given character index.
However, ligatures (like ff, fi, fl) are expanded in the PDFPage.string.
The result is that the character and PDFRect of a specific index sometimes do not match.

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