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# zip-crystal
Read and write zip archives natively from
[Crystal](http://crystal-lang.org/).
## Installation
Add this to your application's `shard.yml`:
```yaml
dependencies:
zip-crystal:
github: pablotron/zip-crystal
```
## Usage
```crystal
require "zip-crystal/zip"
# write to "foo.zip"
Zip.write("foo.zip") do |zip|
# add "bar.txt" with contents "hello!"
zip.add("bar.txt", "hello!")
# add local file "/path/to/image.png" as "image.png"
zip.add_file("image.png", "/path/to/image.png")
end
# create memory io
mem_io = MemoryIO.new
# open "/some/other/path/image.png" for writing
File.open("/some/other/path/image.png", "wb") do |file_io|
# read from "foo.zip"
Zip.read("foo.zip") do |zip|
# extract "bar.txt" to mem_io
zip["bar.txt"].read(mem_io)
# extract "image.png" to file_io
zip["image.png"].read(file_io)
end
end
```
See the [API documentation](https://pablotron.github.com/zip-crystal/)
for additional information.
## Development
TODO: Write development instructions here
## Contributing
1. Fork it ( https://github.com/pablotron/zip-crystal/fork )
2. Create your feature branch (git checkout -b my-new-feature)
3. Commit your changes (git commit -am 'Add some feature')
4. Push to the branch (git push origin my-new-feature)
5. Create a new Pull Request
## Contributors
- [pablotron](https://github.com/pablotron) Paul Duncan - creator, maintainer
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