[Webkit-unassigned] [Bug 15630] New: After U+3001, U+3002 (ideographic comma/full stop), lines cannot be broken

bugzilla-daemon at webkit.org bugzilla-daemon at webkit.org
Mon Oct 22 15:16:11 PDT 2007


           Summary: After U+3001, U+3002 (ideographic comma/full stop),
                    lines cannot be broken
           Product: WebKit
           Version: 523.x+ (nightly)
          Platform: All
               URL: http://usstock.jrj.com.cn/xhmt
        OS/Version: All
            Status: UNCONFIRMED
          Severity: Normal
          Priority: P2
         Component: Layout and Rendering
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: jungshik.shin at gmail.com

Due to the problem described in the summary line, the layout at
http://usstock.jrj.com.cn/xhmt is broken.  

WebKit uses ICU line breaking iteratoer, which in turn is based on UAX #14
(Unicode Line Breaking Algorithm). It has the following rule:

CL x (AL|NU)

where CL includes U+3001 and U+3002 (Ideographic Comma and Full Stop).  With
the above rule, lines cannot be broken when U+3001 and U+3002 are followed by a
Latin letter or a number.  As a result, the box at the url given above with the

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