[Pkg-javascript-commits] [pdf.js] 36/246: Right-size |chars.length| and |type.length| in bidi().

[David Prévot]

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taffit pushed a commit to branch master
in repository pdf.js.

commit f1d5ec407e6419d29f757898782117f18c0fd851
Author: Nicholas Nethercote <nnethercote at mozilla.com>
Date:   Mon Jul 28 16:35:45 2014 -0700

    Right-size |chars.length| and |type.length| in bidi().
    
    This lets the JS engine resize the array elements buffer immediately,
    thus avoiding some intermediate resizings. This can save multiple MiBs
    of reallocation in text-heavy files.
---
 src/core/bidi.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/core/bidi.js b/src/core/bidi.js
index 16219ce..a89e713 100644
--- a/src/core/bidi.js
+++ b/src/core/bidi.js
@@ -119,8 +119,8 @@ var bidi = PDFJS.bidi = (function bidiClosure() {
     }
 
     // Get types and fill arrays
-    chars.length = 0;
-    types.length = 0;
+    chars.length = strLength;
+    types.length = strLength;
     var numBidi = 0;
 
     var i, ii;

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