Semver cheatsheet

Semver

Given a version number MAJOR.MINOR.PATCH:

`MAJOR`	incompatible API changes
`MINOR`	add functionality (backwards-compatible)
`PATCH`	bug fixes (backwards-compatible)

Simple ranges

  1.2.3
 =1.2.3
 >1.2.3
 <1.2.3
>=1.2.3

Note that suffixed versions (1.2.3-rc1) are not matched.

Ranges

Range	Description	Notes
`~1.2.3`	is `>=1.2.3 <1.3.0`
`^1.2.3`	is `>=1.2.3 <2.0.0`
`^0.2.3`	is `>=0.2.3 <0.3.0`	(0.x.x is special)
`^0.0.1`	is `=0.0.1`	(0.0.x is special)
`^1.2`	is `>=1.2.0 <2.0.0`	(like ^1.2.0)
`~1.2`	is `>=1.2.0 <1.3.0`	(like ~1.2.0)
`^1`	is `>=1.0.0 <2.0.0`
`~1`	same
`1.x`	same
`1.*`	same
`1`	same
`*`	any version
`x`	same

Pre-releases

1.2.3-prerelease+build

Explanation

`^`	means “compatible with”
`~`	means “reasonably close to”
`0.x.x`	is for “initial development”
`1.x.x`	means public API is defined

References

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