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Home » Text » Text_Diff » Bug #4300

strange diff result

Details

Submitted2005-05-06 23:36 UTC
Fromfranck at exeprod dot com
StatusBogus
PackageText_Diff
PHP Version4.3.9
OSfedora core 2
Roadmaps(Not assigned)

Comments

[2005-05-06 23:36 UTC] franck at exeprod dot com

Description:
------------
First, not sure this is a bug.
If it's not, should be great this figure in the documentation or an example.

apache 2.0 (prefork) + php 4.3.9 as module, without third party funny engine (like eaccelerator :)

Reproduce code:
---------------
$test1 = array(
"line 1\n",
"line 2\n",
"line 3\n",
"line 4\n",
"line 5\n");

$test2 = array (
"line 1\n",
"line 2\n",
"line modif\n",
"new line\n",
"line 4\n",
"line 5\n");

$diff = new Text_Diff( $test1, $test2 );
$renderer = new Text_Diff_Renderer_inline();
$out = $renderer->render($diff);

Expected result:
----------------
line 1
line 2
line <del>3</del><ins>modif
new line</ins>
line 4
line 5

Actual result:
--------------
line 1
line 2
line <del>3</del><ins>modif</ins>
<ins>new line</ins>
line 4
line 5

[2005-05-06 23:39 UTC] franck at exeprod dot com

Sorry, expect result and actual result are inversed.

You must understand

Actual result:
--------------
line 1
line 2
line <del>3</del><ins>modif
new line</ins>
line 4
line 5

Expected result:
----------------
line 1
line 2
line <del>3</del><ins>modif</ins>
<ins>new line</ins>
line 4
line 5

[2005-05-07 00:20 UTC] franck at exeprod dot com

Seem's change

/* Non-printing newline marker. */
$nl = "\0";

by

/* Non-printing newline marker. */
$nl = '';

resolve my problem ... but .. is not normal ?

Anyway, great job, very usefull PEAR Package.

[2005-05-07 00:22 UTC] franck at exeprod dot com

Sorry again (too tired)

Seem's changing one line in PEAR/Text/Diff/Renderer/inline.php resolve the problem.

/* Non-printing newline marker. */
$nl = "\0";

by

/* Non-printing newline marker. */
$nl = '';

Final notice: i use 0.0.5 version.

[2005-05-07 00:29 UTC] franck at exeprod dot com

Problem not yet solved. My eyes are tired ..
Let's sleep a little before shouting non sense things lol