ferrflow 7.3.2

Universal semantic versioning for monorepos and classic repos
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141

use anyhow::Result;

#[derive(Debug, PartialEq, Eq)]
pub(super) struct Forced<'a> {
    pub name: Option<&'a str>,
    pub version: &'a str,
}

pub(super) fn parse_forced_version<'a>(
    force_version: Option<&'a str>,
    is_monorepo: bool,
) -> Result<Option<Forced<'a>>> {
    let Some(fv) = force_version else {
        return Ok(None);
    };
    let parsed = if let Some(at_pos) = fv.find('@') {
        let name = &fv[..at_pos];
        let version = &fv[at_pos + 1..];
        if name.is_empty() || version.is_empty() {
            anyhow::bail!("Invalid --force-version format: expected NAME@VERSION, got {fv:?}");
        }
        Forced {
            name: Some(name),
            version,
        }
    } else {
        if is_monorepo {
            anyhow::bail!(
                "In a monorepo, --force-version requires NAME@VERSION format (e.g. api@1.2.3)"
            );
        }
        Forced {
            name: None,
            version: fv,
        }
    };
    let clean = parsed.version.strip_prefix('v').unwrap_or(parsed.version);
    if semver::Version::parse(clean).is_err() {
        anyhow::bail!(
            "Invalid version in --force-version: {:?} is not valid semver",
            parsed.version
        );
    }
    Ok(Some(parsed))
}

pub(super) fn forced_version_for<'a>(
    forced: &Option<Forced<'a>>,
    pkg_name: &str,
) -> Option<&'a str> {
    let forced = forced.as_ref()?;
    match forced.name {
        Some(target) if target != pkg_name => None,
        _ => Some(forced.version),
    }
}

#[cfg(test)]
mod tests {
    use super::*;

    #[test]
    fn parse_none_returns_none() {
        let r = parse_forced_version(None, false).unwrap();
        assert!(r.is_none());
    }

    #[test]
    fn parse_bare_version_in_single_package_mode() {
        let r = parse_forced_version(Some("1.2.3"), false).unwrap().unwrap();
        assert_eq!(r.name, None);
        assert_eq!(r.version, "1.2.3");
    }

    #[test]
    fn parse_bare_version_with_v_prefix_in_single_package_mode() {
        let r = parse_forced_version(Some("v1.2.3"), false)
            .unwrap()
            .unwrap();
        assert_eq!(r.version, "v1.2.3");
    }

    #[test]
    fn parse_bare_version_in_monorepo_fails() {
        let err = parse_forced_version(Some("1.2.3"), true).unwrap_err();
        assert!(err.to_string().contains("NAME@VERSION"));
    }

    #[test]
    fn parse_name_at_version() {
        let r = parse_forced_version(Some("api@1.2.3"), true)
            .unwrap()
            .unwrap();
        assert_eq!(r.name, Some("api"));
        assert_eq!(r.version, "1.2.3");
    }

    #[test]
    fn parse_empty_name_fails() {
        let err = parse_forced_version(Some("@1.2.3"), true).unwrap_err();
        assert!(err.to_string().contains("expected NAME@VERSION"));
    }

    #[test]
    fn parse_empty_version_fails() {
        let err = parse_forced_version(Some("api@"), true).unwrap_err();
        assert!(err.to_string().contains("expected NAME@VERSION"));
    }

    #[test]
    fn parse_invalid_semver_fails() {
        let err = parse_forced_version(Some("api@not-a-version"), true).unwrap_err();
        assert!(err.to_string().contains("not valid semver"));
    }

    #[test]
    fn forced_version_for_targets_named_package() {
        let f = Some(Forced {
            name: Some("api"),
            version: "1.2.3",
        });
        assert_eq!(forced_version_for(&f, "api"), Some("1.2.3"));
        assert_eq!(forced_version_for(&f, "site"), None);
    }

    #[test]
    fn forced_version_for_applies_to_all_packages_when_unnamed() {
        let f = Some(Forced {
            name: None,
            version: "1.2.3",
        });
        assert_eq!(forced_version_for(&f, "api"), Some("1.2.3"));
        assert_eq!(forced_version_for(&f, "anything"), Some("1.2.3"));
    }

    #[test]
    fn forced_version_for_returns_none_when_no_force() {
        let f: Option<Forced<'_>> = None;
        assert_eq!(forced_version_for(&f, "api"), None);
    }
}