mise 2024.12.18

The front-end to your dev env
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use crate::cli::args::BackendArg;
use crate::errors::Error;
use crate::toolset::tool_request::ToolRequest;
use crate::toolset::tool_version::ResolveOptions;
use crate::toolset::{ToolSource, ToolVersion};

/// represents several versions of a tool for a particular plugin
#[derive(Debug, Clone)]
pub struct ToolVersionList {
    pub backend: BackendArg,
    pub versions: Vec<ToolVersion>,
    pub requests: Vec<ToolRequest>,
    pub source: ToolSource,
}

impl ToolVersionList {
    pub fn new(backend: BackendArg, source: ToolSource) -> Self {
        Self {
            backend,
            versions: Vec::new(),
            requests: vec![],
            source,
        }
    }
    pub fn resolve(&mut self, opts: &ResolveOptions) -> eyre::Result<()> {
        self.versions.clear();
        for tvr in &mut self.requests {
            match tvr.resolve(opts) {
                Ok(v) => self.versions.push(v),
                Err(err) => {
                    return Err(Error::FailedToResolveVersion {
                        tr: tvr.clone(),
                        ts: self.source.clone(),
                        source: err,
                    }
                    .into());
                }
            }
        }
        Ok(())
    }
}

#[cfg(test)]
mod tests {
    use pretty_assertions::assert_eq;

    use crate::{backend, dirs, env, file};

    use super::*;

    #[test]
    #[cfg(unix)]
    fn test_tool_version_list() {
        let fa: BackendArg = "tiny".into();
        let mut tvl = ToolVersionList::new(fa.clone(), ToolSource::Argument);
        tvl.requests
            .push(ToolRequest::new(fa, "latest", ToolSource::Argument).unwrap());
        tvl.resolve(&ResolveOptions {
            latest_versions: true,
            use_locked_version: false,
        })
        .unwrap();
        assert_eq!(tvl.versions.len(), 1);
    }

    #[test]
    fn test_tool_version_list_failure() {
        backend::reset();
        env::set_var("MISE_FAILURE", "1");
        file::remove_all(dirs::CACHE.join("dummy")).unwrap();
        let fa: BackendArg = "dummy".into();
        let mut tvl = ToolVersionList::new(fa.clone(), ToolSource::Argument);
        tvl.requests
            .push(ToolRequest::new(fa, "latest", ToolSource::Argument).unwrap());
        let _ = tvl.resolve(&ResolveOptions {
            latest_versions: true,
            use_locked_version: false,
        });
        assert_eq!(tvl.versions.len(), 0);
        env::remove_var("MISE_FAILURE");
    }
}