create Cli deriving a clap::Parser
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60912880d3
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1 changed files with 104 additions and 4 deletions
108
src/cli.rs
108
src/cli.rs
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@ -9,6 +9,106 @@ type Error = crate::errors::CliError<AppConfigBuilderError>;
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const DEFAULT_MAX_CONN: usize = 8;
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const DEFAULT_MAX_CONN: usize = 8;
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#[derive(Debug, clap::Parser)]
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pub struct Cli {
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#[clap(short, long, help = "Urls of web articles")]
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urls: Vec<String>,
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#[clap(short, long, help = "Input file containing links")]
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file: Option<String>,
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#[clap(
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short,
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long,
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help = "Directory to store output epub documents",
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conflicts_with = "output-name"
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)]
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output_directory: Option<String>,
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#[clap(
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short,
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long,
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help = "Merge multiple articles into a single epub",
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long_help = "Merge multiple articles into a single epub that will be given the name provided",
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conflicts_with = "output-directory"
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)]
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output_name: Option<String>,
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#[clap(
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short,
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long,
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default_value = "8",
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help = "The maximum number of concurrent HTTP connections when downloading articles. Default is 8",
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long_help = "The maximum number of concurrent HTTP connections when downloading articles. Default is 8.\nNOTE: It is advised to use as few connections as needed i.e between 1 and 50. Using more connections can end up overloading your network card with too many concurrent requests."
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)]
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max_conn: usize,
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#[clap(short, long, parse(from_occurrences),
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help = "Enables logging of events and set the verbosity level. Use --help to read on its usage",
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long_help = "This takes upto 4 levels of verbosity in the following order.
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\n- Error (-v)
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\n- Warn (-vv)
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\n- Info (-vvv)
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\n- Debug (-vvvv)
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\nWhen this flag is passed, it disables the progress bars and logs to stderr.
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\nIf you would like to send the logs to a file (and enable progress bars), pass the log-to-file flag."
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)]
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verbosity: u8,
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#[clap(
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short,
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long,
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help = "Enables logging of events to a file located in .paperoni/logs with a default log level of debug. Use -v to specify the logging level"
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)]
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log_to_file: bool,
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#[clap(
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short,
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long,
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requires = "output-name",
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help = "Add an inlined Table of Contents page at the start of the merged article."
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)]
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inline_toc: bool,
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#[clap(
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short,
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long,
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conflicts_with = "no-header-css",
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help = "Removes the stylesheets used in the EPUB generation. Pass --help to learn more",
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long_help = "Removes the stylesheets used in the EPUB generation.
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\nThe EPUB file will then be laid out based on your e-reader's default stylesheets.
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\nImages and code blocks may overflow when this flag is set and layout of generated
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\nPDFs will be affected. Use --no-header-css if you want to only disable the styling on headers."
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)]
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no_css: bool,
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#[clap(
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short,
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long,
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conflicts_with = "no-css",
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help = "Removes the header CSS styling but preserves styling of images and codeblocks. To remove all the default CSS, use --no-css instead."
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)]
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no_header_css: bool,
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#[clap(
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short, long,
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default_value = "epub",
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possible_values = &["epub", "html"],
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value_name = "type",
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help = "Specify the file type of the export. The type must be in lower case.",
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)]
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export: String,
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#[clap(short, long,
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help = "Inlines the article images when exporting to HTML using base64. Pass --help to learn more.",
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long_help = "Inlines the article images when exporting to HTML using base64.
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\nThis is used when you do not want a separate folder created for images during HTML export.
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\nNOTE: It uses base64 encoding on the images which results in larger HTML export sizes as each image
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\nincreases in size by about 25%-33%."
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)]
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inline_images: bool,
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}
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#[derive(derive_builder::Builder, Debug)]
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#[derive(derive_builder::Builder, Debug)]
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pub struct AppConfig {
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pub struct AppConfig {
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/// Article urls
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/// Article urls
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@ -221,10 +321,10 @@ mod test {
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// It returns an error when no args are passed
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// It returns an error when no args are passed
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let result = app.clone().get_matches_from_safe(vec!["paperoni"]);
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let result = app.clone().get_matches_from_safe(vec!["paperoni"]);
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assert!(result.is_err());
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assert!(result.is_err());
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assert_eq!(
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// assert_eq!(
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clap::ErrorKind::MissingArgumentOrSubcommand,
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// clap::ErrorKind::MissingArgumentOrSubcommand,
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result.unwrap_err().kind
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// result.unwrap_err().kind
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);
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// );
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// It returns an error when both output-dir and merge are used
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// It returns an error when both output-dir and merge are used
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let result = app.clone().get_matches_from_safe(vec![
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let result = app.clone().get_matches_from_safe(vec![
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