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use semver to validate version

This commit is contained in:
josh rotenberg 2021-04-26 08:08:24 -07:00
parent b54e73e3b6
commit d0ef70e574
1 changed files with 5 additions and 3 deletions
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8
examples/nop-preprocessor.rs
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@ -3,6 +3,7 @@ use clap::{App, Arg, ArgMatches, SubCommand};
use mdbook::book::Book;
use mdbook::errors::Error;
use mdbook::preprocess::{CmdPreprocessor, Preprocessor, PreprocessorContext};
use semver::{Version, VersionReq};
use std::io;
use std::process;
@ -33,9 +34,10 @@ fn main() {
fn handle_preprocessing(pre: &dyn Preprocessor) -> Result<(), Error> {
let (ctx, book) = CmdPreprocessor::parse_input(io::stdin())?;
if ctx.mdbook_version != mdbook::MDBOOK_VERSION {
// We should probably use the `semver` crate to check compatibility
// here...
let book_version = Version::parse(&ctx.mdbook_version)?;
let version_req = VersionReq::parse(mdbook::MDBOOK_VERSION)?;
if version_req.matches(&book_version) != true {
eprintln!(
"Warning: The {} plugin was built against version {} of mdbook, \
but we're being called from version {}",