Jedrzej Stuczynski
70 lines
2.2 KiB
Rust
70 lines
2.2 KiB
Rust
use semver::Version;
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/// Checks whether given `version` is compatible with a given semantic version requirement `req`
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/// according to major-minor semver rules. The semantic version requirement can be passed as a full,
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/// concrete version number, because that's what we'll have in our Cargo.toml files (e.g. 0.3.2).
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/// The patch number in the requirement gets dropped and replaced with a wildcard (0.3.*) as all
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/// minor versions should be compatible with each other.
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pub fn is_minor_version_compatible(version: &str, req: &str) -> bool {
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let expected_version = match Version::parse(version) {
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Ok(v) => v,
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Err(_) => return false,
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};
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let req_version = match Version::parse(req) {
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Ok(v) => v,
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Err(_) => return false,
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};
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expected_version.major == req_version.major && expected_version.minor == req_version.minor
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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#[test]
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fn version_0_3_0_is_compatible_with_requirement_0_3_x() {
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assert!(is_minor_version_compatible("0.3.0", "0.3.2"));
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}
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#[test]
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fn version_0_3_1_is_compatible_with_minimum_requirement_0_3_x() {
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assert!(is_minor_version_compatible("0.3.1", "0.3.2"));
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}
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#[test]
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fn version_0_3_2_is_compatible_with_minimum_requirement_0_3_x() {
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assert!(is_minor_version_compatible("0.3.2", "0.3.0"));
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}
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#[test]
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fn version_0_2_0_is_not_compatible_with_requirement_0_3_x() {
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assert!(!is_minor_version_compatible("0.2.0", "0.3.2"));
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}
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#[test]
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fn version_0_4_0_is_not_compatible_with_requirement_0_3_x() {
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assert!(!is_minor_version_compatible("0.4.0", "0.3.2"));
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}
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#[test]
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fn version_1_3_2_is_not_compatible_with_requirement_0_3_x() {
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assert!(!is_minor_version_compatible("1.3.2", "0.3.2"));
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}
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#[test]
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fn version_0_4_0_rc_1_is_compatible_with_version_0_4_0_rc_1() {
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assert!(is_minor_version_compatible("0.4.0-rc.1", "0.4.0-rc.1"));
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}
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#[test]
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fn returns_false_on_foo_version() {
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assert!(!is_minor_version_compatible("foo", "0.3.2"));
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}
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#[test]
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fn returns_false_on_bar_version() {
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assert!(!is_minor_version_compatible("0.3.2", "bar"));
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}
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}
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