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use super::command_prelude::*;
use crate::get_book_dir;
use clap::builder::NonEmptyStringValueParser;
use clap::{Arg, ArgAction, ArgMatches, Command};
use mdbook::errors::Result;
use mdbook::MDBook;
use std::path::PathBuf;
// Create clap subcommand arguments
pub fn make_subcommand() -> Command {
Command::new("test")
.about("Tests that a book's Rust code samples compile")
// FIXME: --dest-dir is unused by the test command, it should be removed
.arg_dest_dir()
.arg_root_dir()
.arg(
Arg::new("chapter")
.short('c')
.long("chapter")
.value_name("chapter"),
)
.arg(
Arg::new("library-path")
.short('L')
.long("library-path")
.value_name("dir")
.value_delimiter(',')
.value_parser(NonEmptyStringValueParser::new())
.action(ArgAction::Append)
.help(
"A comma-separated list of directories to add to the crate \
search path when building tests",
),
)
}
// test command implementation
pub fn execute(args: &ArgMatches) -> Result<()> {
let library_paths: Vec<&str> = args
.get_many("library-path")
.map(|it| it.map(String::as_str).collect())
.unwrap_or_default();
let chapter: Option<&str> = args.get_one::<String>("chapter").map(|s| s.as_str());
let book_dir = get_book_dir(args);
let mut book = MDBook::load(&book_dir)?;
if let Some(dest_dir) = args.get_one::<PathBuf>("dest-dir") {
book.config.build.build_dir = dest_dir.to_path_buf();
}
match chapter {
Some(_) => book.test_chapter(library_paths, chapter),
None => book.test(library_paths),
}?;
Ok(())
}
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