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docs: add a regex compatible with Bash

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Kévin Dunglas 2021-07-12 17:53:20 +02:00
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@ -336,7 +336,7 @@ name and the semantic version is "1.2.3".
### Is there a suggested regular expression (RegEx) to check a SemVer string? ### Is there a suggested regular expression (RegEx) to check a SemVer string?
There are two. One with named groups for those systems that support them There are three. One with named groups for those systems that support them
(PCRE [Perl Compatible Regular Expressions, i.e. Perl, PHP and R], Python (PCRE [Perl Compatible Regular Expressions, i.e. Perl, PHP and R], Python
and Go). and Go).
@ -346,7 +346,7 @@ See: <https://regex101.com/r/Ly7O1x/3/>
^(?P<major>0|[1-9]\d*)\.(?P<minor>0|[1-9]\d*)\.(?P<patch>0|[1-9]\d*)(?:-(?P<prerelease>(?:0|[1-9]\d*|\d*[a-zA-Z-][0-9a-zA-Z-]*)(?:\.(?:0|[1-9]\d*|\d*[a-zA-Z-][0-9a-zA-Z-]*))*))?(?:\+(?P<buildmetadata>[0-9a-zA-Z-]+(?:\.[0-9a-zA-Z-]+)*))?$ ^(?P<major>0|[1-9]\d*)\.(?P<minor>0|[1-9]\d*)\.(?P<patch>0|[1-9]\d*)(?:-(?P<prerelease>(?:0|[1-9]\d*|\d*[a-zA-Z-][0-9a-zA-Z-]*)(?:\.(?:0|[1-9]\d*|\d*[a-zA-Z-][0-9a-zA-Z-]*))*))?(?:\+(?P<buildmetadata>[0-9a-zA-Z-]+(?:\.[0-9a-zA-Z-]+)*))?$
``` ```
And one with numbered capture groups instead (so cg1 = major, cg2 = minor, One with numbered capture groups instead (so cg1 = major, cg2 = minor,
cg3 = patch, cg4 = prerelease and cg5 = buildmetadata) that is compatible cg3 = patch, cg4 = prerelease and cg5 = buildmetadata) that is compatible
with ECMA Script (JavaScript), PCRE (Perl Compatible Regular Expressions, with ECMA Script (JavaScript), PCRE (Perl Compatible Regular Expressions,
i.e. Perl, PHP and R), Python and Go. i.e. Perl, PHP and R), Python and Go.
@ -357,6 +357,12 @@ See: <https://regex101.com/r/vkijKf/1/>
^(0|[1-9]\d*)\.(0|[1-9]\d*)\.(0|[1-9]\d*)(?:-((?:0|[1-9]\d*|\d*[a-zA-Z-][0-9a-zA-Z-]*)(?:\.(?:0|[1-9]\d*|\d*[a-zA-Z-][0-9a-zA-Z-]*))*))?(?:\+([0-9a-zA-Z-]+(?:\.[0-9a-zA-Z-]+)*))?$ ^(0|[1-9]\d*)\.(0|[1-9]\d*)\.(0|[1-9]\d*)(?:-((?:0|[1-9]\d*|\d*[a-zA-Z-][0-9a-zA-Z-]*)(?:\.(?:0|[1-9]\d*|\d*[a-zA-Z-][0-9a-zA-Z-]*))*))?(?:\+([0-9a-zA-Z-]+(?:\.[0-9a-zA-Z-]+)*))?$
``` ```
One that is compatible with Bash:
```
^(0|[1-9][0-9]*)\.(0|[1-9][0-9]*)\.(0|[1-9][0-9]*)(-((0|[1-9][0-9]*|[0-9]*[a-zA-Z-][0-9a-zA-Z-]*)(\.(0|[1-9][0-9]*|[0-9]*[a-zA-Z-][0-9a-zA-Z-]*))*))?(\+([0-9a-zA-Z-]+(\.[0-9a-zA-Z-]+)*))?$
```
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