Function semver_parser::range::parse [−][src]
pub fn parse<'input>(input: &'input str) -> Result<VersionReq, Error<'input>>
Function for parsing VersionReq
from string.
Function for parsing VersionReq
from string to Result<
VersionReq
, String>
,
where Err
will contain error message in case of failed parsing.
Examples
Simple single-predicate VersionReq
:
use semver_parser::range; let r = range::parse("1.0.0")?; assert_eq!(range::Predicate { op: range::Op::Compatible, major: 1, minor: Some(0), patch: Some(0), pre: Vec::new(), }, r.predicates[0] );
Multiple predicates in VersionReq
:
use semver_parser::range; let r = range::parse("> 0.0.9, <= 2.5.3")?; assert_eq!(range::Predicate { op: range::Op::Gt, major: 0, minor: Some(0), patch: Some(9), pre: Vec::new(), }, r.predicates[0] ); assert_eq!(range::Predicate { op: range::Op::LtEq, major: 2, minor: Some(5), patch: Some(3), pre: Vec::new(), }, r.predicates[1] );