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aether_cli/
resolve.rs

1use crate::error::CliError;
2use aether_core::agent_spec::AgentSpec;
3use aether_project::AgentCatalog;
4
5pub fn resolve_agent_spec(catalog: &AgentCatalog, agent_name: Option<&str>) -> Result<AgentSpec, CliError> {
6    match agent_name {
7        Some(name) => catalog.resolve(name).map_err(|e| CliError::AgentError(e.to_string())),
8
9        None => {
10            if let Some(selected) = catalog.default_agent() {
11                catalog.resolve(&selected.name).map_err(|e| CliError::AgentError(e.to_string()))
12            } else {
13                let model = "anthropic:claude-sonnet-4-5".parse().map_err(|e: String| CliError::ModelError(e))?;
14
15                Ok(AgentSpec::default_spec(&model, None, Vec::new()))
16            }
17        }
18    }
19}
20
21#[cfg(test)]
22mod tests {
23    use super::*;
24    use aether_project::{AetherSettings, AetherSettingsSource, SettingsFileSource};
25
26    fn write_file(dir: &std::path::Path, path: &str, content: &str) {
27        let full = dir.join(path);
28        if let Some(parent) = full.parent() {
29            std::fs::create_dir_all(parent).unwrap();
30        }
31        std::fs::write(full, content).unwrap();
32    }
33
34    fn setup_catalog(settings_json: &str) -> (tempfile::TempDir, AgentCatalog) {
35        let dir = tempfile::tempdir().unwrap();
36        write_file(dir.path(), "PROMPT.md", "Be helpful");
37        write_file(dir.path(), ".aether/settings.json", settings_json);
38        let config = AetherSettings::load(
39            dir.path(),
40            [AetherSettingsSource::File(SettingsFileSource::new(".aether/settings.json", dir.path()))],
41        )
42        .unwrap();
43        let catalog = AgentCatalog::from_settings(dir.path(), config).unwrap();
44        (dir, catalog)
45    }
46
47    #[test]
48    fn resolve_with_explicit_name() {
49        let (_dir, catalog) = setup_catalog(
50            r#"{"agents": [
51                {"name": "first", "description": "First", "model": "anthropic:claude-sonnet-4-5", "userInvocable": true, "prompts": [{"type":"file","path":"PROMPT.md"}]},
52                {"name": "second", "description": "Second", "model": "anthropic:claude-sonnet-4-5", "userInvocable": true, "prompts": [{"type":"file","path":"PROMPT.md"}]}
53            ]}"#,
54        );
55        let spec = resolve_agent_spec(&catalog, Some("second")).unwrap();
56        assert_eq!(spec.name, "second");
57    }
58
59    #[test]
60    fn resolve_auto_selects_first_user_invocable() {
61        let (_dir, catalog) = setup_catalog(
62            r#"{"agents": [
63                {"name": "internal", "description": "Internal", "model": "anthropic:claude-sonnet-4-5", "agentInvocable": true, "prompts": [{"type":"file","path":"PROMPT.md"}]},
64                {"name": "visible", "description": "Visible", "model": "anthropic:claude-sonnet-4-5", "userInvocable": true, "prompts": [{"type":"file","path":"PROMPT.md"}]}
65            ]}"#,
66        );
67        let spec = resolve_agent_spec(&catalog, None).unwrap();
68        assert_eq!(spec.name, "visible");
69    }
70
71    #[test]
72    fn resolve_falls_back_to_default() {
73        let dir = tempfile::tempdir().unwrap();
74        let catalog = AgentCatalog::empty(dir.path().to_path_buf());
75        let spec = resolve_agent_spec(&catalog, None).unwrap();
76        assert_eq!(spec.name, "__default__");
77    }
78
79    #[test]
80    fn resolve_unknown_name_errors() {
81        let (_dir, catalog) = setup_catalog(
82            r#"{"agents": [
83                {"name": "alpha", "description": "Alpha", "model": "anthropic:claude-sonnet-4-5", "userInvocable": true, "prompts": [{"type":"file","path":"PROMPT.md"}]}
84            ]}"#,
85        );
86        let result = resolve_agent_spec(&catalog, Some("nonexistent"));
87        assert!(result.is_err());
88    }
89}