```sh
output = semver_is_equal value1 value2
```
Returns true if both semver values are valid and equal.
Two semver values to compare.
True if both semver values are valid and equal, else false.
```sh
equal = semver_is_equal 1.2.3 1.2.3
assert ${equal}
equal = semver_is_equal 1.2.3 2.2.3
assert_false ${equal}
```