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// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.// This module is browser compatible.
import type { Comparator, Range, SemVer } from "./types.ts";import { testComparatorSet } from "./_test_comparator_set.ts";import { isWildcardComparator } from "./_shared.ts";import { compare } from "./compare.ts";
/** Check if the semver is less than the range. */export function lessThanRange(semver: SemVer, range: Range): boolean {  return range.every((comparatorSet) =>    lessThanComparatorSet(semver, comparatorSet)  );}
function lessThanComparatorSet(semver: SemVer, comparatorSet: Comparator[]) {  // If the comparator set contains wildcard, then the semver is not greater than the range.  if (comparatorSet.some(isWildcardComparator)) return false;  // If the semver satisfies the comparator set, then it's not less than the range.  if (testComparatorSet(semver, comparatorSet)) return false;  // If the semver is greater than any of the comparator set, then it's not less than the range.  if (    comparatorSet.some((comparator) =>      greaterThanComparator(semver, comparator)    )  ) return false;  return true;}
function greaterThanComparator(  semver: SemVer,  comparator: Comparator,): boolean {  const cmp = compare(semver, comparator);  switch (comparator.operator) {    case "=":    case undefined:      return cmp > 0;    case "!=":      return false;    case ">":      return false;    case "<":      return cmp >= 0;    case ">=":      return false;    case "<=":      return cmp > 0;  }}