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All the Perl that's Practical to Extract and Report

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Improving the speed of PPI 3 Comments More | Login | Reply /

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  • Through simple profiling, I got 30% in some simple hacking.

    • I don't know how much faster the C++ implementation can be but currently it is reasonable to use PPI in Padre only for files that are less than 300 lines long.
      --

      • I recently wrote a custom XML syntax highlighter for Wx::STC. I found that if I tried to highlight more than a couple of hundred lines at a time it would be unacceptably slow. And even fewer lines if I waned to edit (and not just view) the document.

        I got around this by only styling lines that were visible. I used GetEndStyled() to tell me where I should begin styling, instead of starting at pos=0 every time. I stored state in SetLineState() which coupled with GetStyleAt() gave me enough information to kno

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