Must is a helper that wraps a call to a function returning (*Version, error) and panics if error is non-nil.

NewConstraint will parse one or more constraints from the given constraint string.

NewSemver parses the given version and returns a new Version that adheres strictly to SemVer specs https://semver.org/.

NewVersion parses the given version and returns a new Version.

SemverRegexpRaw requires a separator between version and prerelease.

The raw regular expression string used for testing the validity of a version.

Constraint represents a single constraint for a version, such as ">= 1.0".

Version represents a single version.

Constraints is a slice of constraints.