Test2::Harness::Util::File::Stream3pm

Usage

    use Test2::Harness::Util::File::Stream;
    my $stream = Test2::Harness::Util::File::Stream->new(name => 'path/to/file');
    # Read some lines
    my @lines = $stream->poll;
    ...
    # Read more lines, if any.
    push @lines => $stream->poll;

Overview

Subclass of Test2::Harness::File that streams the contents of a file, even if the file is still being written.

Attributes

See Test2::Harness::File for additional attributes.

These can be passed in as construction arguments if desired.

$bool = $stream->use_write_lock

$stream->use_write_lock($bool)

Lock the file for every write() operation.

$bool = $stream->tail

Start near the end of the file and only poll for updates appended to it.

Methods

See Test2::Harness::File for additional methods.

@lines = $stream->read()

Read all lines from the beginning. Every time it is called it returns ALL lines.

@lines = $stream->poll()

@lines = $stream->poll(max => $int)

Poll for lines. This is an iterator, it should not return the same line more than once, you can call it multiple times to get any additional lines that have been added since the last poll.

$stream->write(@content)

Append @content to the file.

Source

The source code repository for Test2-Harness can be found at http://github.com/Test-More/Test2-Harness/.

Maintainers

Chad Granum <[email protected]>