mirrors/semver
0
0
Fork 0
mirror of https://github.com/semver/semver.git synced 2025-08-25 15:25:29 +00:00
Code

Improve BNF grammar

Browse Source 
Better names, more intuitive ordering.
This commit is contained in:
Eddie Garmon 2013-06-17 19:37:23 -03:00 committed by isaacs
parent 375b063e90
commit cb5632f1c2
1 changed files with 41 additions and 26 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

67
semver.md
View File

@ -130,55 +130,70 @@ Example: 1.0.0-alpha < 1.0.0-alpha.1 < 1.0.0-alpha.beta < 1.0.0-beta <
Backus–Naur Form Grammar for Valid SemVer Versions
--------------------------------------------------
<version> ::= <major> "." <minor> "." <patch>
| <major> "." <minor> "." <patch> "-" <pre-release>
| <major> "." <minor> "." <patch> "+" <build>
| <major> "." <minor> "." <patch> "-" <pre-release> "+" <build>
<valid semver> ::= <version core>
| <version core> "-" <pre-release>
| <version core> "+" <build>
| <version core> "-" <pre-release> "+" <build>
<major> ::= <non-negative integer>
<version core> ::= <major> "." <minor> "." <patch>
<minor> ::= <non-negative integer>
<major> ::= <numeric identifier>
<patch> ::= <non-negative integer>
<minor> ::= <numeric identifier>
<pre-release> ::= <dot-separated identifiers>
<patch> ::= <numeric identifier>
<pre-release> ::= <dot-separated pre-release identifiers>
<dot-separated pre-release identifiers> ::= <pre-release identifier>
| <pre-release identifier> "." <dot-separated pre-release identifiers>
<build> ::= <dot-separated build identifiers>
<dot-separated identifiers> ::= <identifier>
| <identifier> "." <dot-separated identifiers>
<dot-separated build identifiers> ::= <build identifier>
| <build identifier> "." <dot-separated build identifiers>
<identifier> ::= <non-negative integer>
| <non-numeric identifier>
<pre-release identifier> ::= <alphanumeric identifier>
| <numeric identifier>
<build identifier> ::= <identifier character>
| <identifier character> <build identifier>
<build identifier> ::= <alphanumeric identifier>
| <digits>
<non-numeric identifier> ::= <non-digit character>
| <non-digit character> <build identifier>
| <build identifier> <non-digit character>
| <build identifier> <non-digit character> <build identifier>
<alphanumeric identifier> ::= <letters>
| <letters> <identifier characters>
| <digits> <non-digits>
| <digits> <non-digits> <identifier characters>
| <digits> <identifier characters> <non-digits>
| <digits> <identifier characters> <non-digits> <identifier characters>
| "-" <identifier characters>
<non-digit character> ::= <letter> | "-"
<numeric identifier> ::= "0"
| <positive digit>
| <positive digit> <digits>
<identifier character> ::= <non-digit character> | <digit>
<identifier characters> ::= <identifier character>
| <identifier character> <identifier characters>
<non-negative integer> ::= "0"
| <positive integer>
<identifier character> ::= <digit>
| <non-digit>
<positive integer> ::= <positive digit>
| <positive digit> <digits>
<non-digits> ::= <non-digit>
| <non-digit> <non-digits>
<non-digit> ::= <letter>
| "-"
<digits> ::= <digit>
| <digit> <digits>
<digit> ::= "0" | <positive digit>
<digit> ::= "0"
| <positive digit>
<positive digit> ::= "1" | "2" | "3" | "4" | "5" | "6" | "7" | "8" | "9"
<letters> ::= <letter>
| <letter> <letters>
<letter> ::= "A" | "B" | "C" | "D" | "E" | "F" | "G" | "H" | "I" | "J"
| "K" | "L" | "M" | "N" | "O" | "P" | "Q" | "R" | "S" | "T"
| "U" | "V" | "W" | "X" | "Y" | "Z" | "a" | "b" | "c" | "d"