Horde_Text_Diff_Engine_Shell
in package
Class used internally by Diff to actually compute the diffs.
This class uses the Unix diff program via shell_exec to compute the
differences between the two input arrays.
Copyright 2007-2017 Horde LLC (http://www.horde.org/)
See the enclosed file LICENSE for license information (LGPL). If you did not receive this file, see http://www.horde.org/licenses/lgpl21.
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Table of Contents
- $_diffCommand : string
- Path to the diff executable
- diff() : array<string|int, mixed>
- Returns the array of differences.
- _getLines() : array<string|int, mixed>
- Get lines from either the old or new text
Properties
$_diffCommand
Path to the diff executable
protected
string
$_diffCommand
= 'diff'
Methods
diff()
Returns the array of differences.
public
diff(array<string|int, mixed> $from_lines, array<string|int, mixed> $to_lines) : array<string|int, mixed>
Parameters
- $from_lines : array<string|int, mixed>
-
lines of text from old file
- $to_lines : array<string|int, mixed>
-
lines of text from new file
Return values
array<string|int, mixed> —all changes made (array with Horde_Text_Diff_Op_* objects)
_getLines()
Get lines from either the old or new text
protected
_getLines(array<string|int, mixed> &$text_lines, int &$line_no[, int $end = false ]) : array<string|int, mixed>
Parameters
- $text_lines : array<string|int, mixed>
-
Either $from_lines or $to_lines
- $line_no : int
-
Current line number
- $end : int = false
-
Optional end line, when we want to chop more than one line.
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Return values
array<string|int, mixed> —The chopped lines