43 lines
1.7 KiB
Rust
43 lines
1.7 KiB
Rust
//! Sets of extensions for use with [Parameter](crate::parameters::Parameters)'s `-E` flag.
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use clap::Clap;
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#[derive(Clap, PartialEq, Debug)]
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pub enum ExtensionSet {
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/// Extensions used for image file formats, such as `png`, `jpeg`, `webp`, etc.
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Images,
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/// Extensions used for audio file formats, such as `mp3`, `ogg`, `flac`, etc.
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Audio,
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/// Extensions used for video file formats, such as `mkv`, `mp4`, `mov`, etc.
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Videos,
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/// Extensions used for media file formats. This acts as a combination of the [Images](ExtensionSet::Images),
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/// [Audio](ExtensionSet::Audio) and [Videos](ExtensionSet::Videos) variants.
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Media,
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/// Extensions used for document file formats, such as `pdf`, `odt`, `docx`, etc.
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Documents,
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/// Extensions used for archive file formats, such as `zip`, `zst`, `gz`, etc.
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Archives,
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}
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impl ExtensionSet {
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/// The list of known extensions for this ExtensionSet.
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pub fn extensions(&self) -> Vec<&str> {
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match self {
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Self::Images => mime_guess::get_mime_extensions_str("image/*").unwrap().to_vec(),
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Self::Audio => mime_guess::get_mime_extensions_str("audio/*").unwrap().to_vec(),
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Self::Videos => mime_guess::get_mime_extensions_str("video/*").unwrap().to_vec(),
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Self::Media => [
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Self::Images.extensions(),
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Self::Audio.extensions(),
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Self::Videos.extensions(),
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]
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.concat(),
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Self::Documents => vec![
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"pdf", "doc", "docx", "ppt", "pptx", "xls", "xlsx", "csv", "tsv", "odt", "ods", "odp", "oda", "rtf", "ps",
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],
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// many compressed file types follow the name scheme "application/x.+compressed.*" - maybe this can be used
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// somehow to extract extensions for compressed files from mime_guess?
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Self::Archives => vec!["zip", "tar", "gz", "zst", "xz", "rar", "7z", "bz", "bz2"],
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}
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}
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}
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