40 lines
1.3 KiB
Rust
40 lines
1.3 KiB
Rust
use crate::get_book_dir;
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use anyhow::Context;
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use clap::{App, ArgMatches, SubCommand};
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use mdbook::MDBook;
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use std::fs;
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// Create clap subcommand arguments
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pub fn make_subcommand<'a, 'b>() -> App<'a, 'b> {
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SubCommand::with_name("clean")
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.about("Deletes a built book")
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.arg_from_usage(
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"-d, --dest-dir=[dest-dir] 'Output directory for the book{n}\
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Relative paths are interpreted relative to the book's root directory.{n}\
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Running this command deletes this directory.{n}\
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If omitted, mdBook uses build.build-dir from book.toml or defaults to `./book`.'",
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)
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.arg_from_usage(
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"[dir] 'Root directory for the book{n}\
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(Defaults to the Current Directory when omitted)'",
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)
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}
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// Clean command implementation
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pub fn execute(args: &ArgMatches) -> mdbook::errors::Result<()> {
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let book_dir = get_book_dir(args);
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let book = MDBook::load(&book_dir)?;
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let dir_to_remove = match args.value_of("dest-dir") {
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Some(dest_dir) => dest_dir.into(),
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None => book.root.join(&book.config.build.build_dir),
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};
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if dir_to_remove.exists() {
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fs::remove_dir_all(&dir_to_remove)
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.with_context(|| "Unable to remove the build directory")?;
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}
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Ok(())
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}
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