changes log

7.3.0

• Add subset(r1, r2) method to determine if r1 range is entirely
  contained by r2 range.

7.2.3

• Fix handling of includePrelease mode where version ranges like 1.0.0 - 2.0.0 would include 3.0.0-pre and not 1.0.0-pre.

7.2.2

• Fix bug where 2.0.0-pre would be included in ^1.0.0 if
  includePrerelease was set to true.

7.2.0

• Add simplifyRange method to attempt to generate a more human-readable
  range expression that is equivalent to a supplied range, for a given set
  of versions.

7.1.2

• Remove fancy lazy-loading logic, as it was causing problems for webpack
  users.

7.1.0

• Add require('semver/preload') to load the entire module without using
  lazy getter methods.

7.0.0

• Refactor module into separate files for better tree-shaking
• Drop support for very old node versions, use const/let, => functions,
  and classes.

6.3.0

• Expose the token enum on the exports

6.2.0

• Coerce numbers to strings when passed to semver.coerce()
• Add rtl option to coerce from right to left

6.1.3

• Handle X-ranges properly in includePrerelease mode

6.1.2

• Do not throw when testing invalid version strings

6.1.1

• Add options support for semver.coerce()
• Handle undefined version passed to Range.test

6.1.0

• Add semver.compareBuild function
• Support * in semver.intersects

6.0

• Fix intersects logic.

  This is technically a bug fix, but since it is also a change to behavior
  that may require users updating their code, it is marked as a major
  version increment.

5.7

• Add minVersion method

5.6

• Move boolean loose param to an options object, with
  backwards-compatibility protection.
• Add ability to opt out of special prerelease version handling with
  the includePrerelease option flag.

5.5

• Add version coercion capabilities

5.4

• Add intersection checking

5.3

• Add minSatisfying method

5.2

• Add prerelease(v) that returns prerelease components

5.1

• Add Backus-Naur for ranges
• Remove excessively cute inspection methods

5.0

• Remove AMD/Browserified build artifacts
• Fix ltr and gtr when using the * range
• Fix for range * with a prerelease identifier