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v/vlib/semver/semver.v

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// * Documentation: https://docs.npmjs.com/misc/semver
module semver
// * Structures.
// Structure representing version in semver format.
pub struct Version {
pub:
major int
minor int
patch int
prerelease string
metadata string
}
// Enum representing type of version increment.
pub enum Increment {
major
minor
patch
}
// * Constructor.
// from returns Version structure parsed from input string.
pub fn from(input string) ?Version {
if input.len == 0 {
return error('Empty input')
}
raw_version := parse(input)
version := raw_version.validate() or {
return error('Invalid version format for input "$input"')
}
return version
}
// build returns Version structure with given major, minor and patch versions.
pub fn build(major int, minor int, patch int) Version {
// TODO Check if versions are greater than zero.
return Version{major, minor, patch, '', ''}
}
// * Transformation.
// increment returns Version structure with incremented values.
pub fn (ver Version) increment(typ Increment) Version {
return increment_version(ver, typ)
}
// * Comparison.
pub fn (ver Version) satisfies(input string) bool {
return version_satisfies(ver, input)
}
pub fn (v1 Version) eq(v2 Version) bool {
return compare_eq(v1, v2)
}
pub fn (v1 Version) gt(v2 Version) bool {
return compare_gt(v1, v2)
}
pub fn (v1 Version) lt(v2 Version) bool {
return compare_lt(v1, v2)
}
pub fn (v1 Version) ge(v2 Version) bool {
return compare_ge(v1, v2)
}
pub fn (v1 Version) le(v2 Version) bool {
return compare_le(v1, v2)
}
// * Utilites.
pub fn coerce(input string) ?Version {
ver := coerce_version(input) or { return error('Invalid version for input "$input"') }
return ver
}
pub fn is_valid(input string) bool {
return is_version_valid(input)
}