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author | Daniel Mueller <deso@posteo.net> | 2019-01-02 21:14:10 -0800 |
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committer | Daniel Mueller <deso@posteo.net> | 2019-01-02 21:14:10 -0800 |
commit | ecf3474223ca3d16a10f12dc2272e3b0ed72c1bb (patch) | |
tree | 03134a683791176b49ef5c92e8d6acd24c3b5a9b /semver-parser/src/range.rs | |
parent | 686f61b75055ecb02baf9d9449525ae447a3bed1 (diff) | |
download | nitrocli-ecf3474223ca3d16a10f12dc2272e3b0ed72c1bb.tar.gz nitrocli-ecf3474223ca3d16a10f12dc2272e3b0ed72c1bb.tar.bz2 |
Update nitrokey crate to 0.2.3
This change updates the nitrokey crate to version 0.2.3. This version
bumps the rand crate used to 0.6.1, which in turn requires an additional
set of dependencies.
Import subrepo nitrokey/:nitrokey at b3e2adc5bb1300441ca74cc7672617c042f3ea31
Import subrepo rand/:rand at 73613ff903512e9503e41cc8ba9eae76269dc598
Import subrepo rustc_version/:rustc_version at 0294f2ba2018bf7be672abd53db351ce5055fa02
Import subrepo semver-parser/:semver-parser at 750da9b11a04125231b1fb293866ca036845acee
Import subrepo semver/:semver at 5eb6db94fa03f4d5c64a625a56188f496be47598
Diffstat (limited to 'semver-parser/src/range.rs')
-rw-r--r-- | semver-parser/src/range.rs | 696 |
1 files changed, 696 insertions, 0 deletions
diff --git a/semver-parser/src/range.rs b/semver-parser/src/range.rs new file mode 100644 index 0000000..858be9f --- /dev/null +++ b/semver-parser/src/range.rs @@ -0,0 +1,696 @@ +use common::{self, numeric_identifier, letters_numbers_dash_dot}; +use version::Identifier; +use std::str::{FromStr, from_utf8}; +use recognize::*; + +#[derive(Debug)] +pub struct VersionReq { + pub predicates: Vec<Predicate>, +} + +#[derive(PartialEq,Debug)] +pub enum WildcardVersion { + Major, + Minor, + Patch, +} + +#[derive(PartialEq,Debug)] +pub enum Op { + Ex, // Exact + Gt, // Greater than + GtEq, // Greater than or equal to + Lt, // Less than + LtEq, // Less than or equal to + Tilde, // e.g. ~1.0.0 + Compatible, // compatible by definition of semver, indicated by ^ + Wildcard(WildcardVersion), // x.y.*, x.*, * +} + +impl FromStr for Op { + type Err = String; + + fn from_str(s: &str) -> Result<Op, String> { + match s { + "=" => Ok(Op::Ex), + ">" => Ok(Op::Gt), + ">=" => Ok(Op::GtEq), + "<" => Ok(Op::Lt), + "<=" => Ok(Op::LtEq), + "~" => Ok(Op::Tilde), + "^" => Ok(Op::Compatible), + _ => Err(String::from("Could not parse Op")), + } + } +} + +#[derive(PartialEq,Debug)] +pub struct Predicate { + pub op: Op, + pub major: u64, + pub minor: Option<u64>, + pub patch: Option<u64>, + pub pre: Vec<Identifier>, +} + +fn numeric_or_wild(s: &[u8]) -> Option<(Option<u64>, usize)> { + if let Some((val, len)) = numeric_identifier(s) { + Some((Some(val), len)) + } else if let Some(len) = OneOf(b"*xX").p(s) { + Some((None, len)) + } else { + None + } +} + +fn dot_numeric_or_wild(s: &[u8]) -> Option<(Option<u64>, usize)> { + b'.'.p(s).and_then(|len| + numeric_or_wild(&s[len..]).map(|(val, len2)| (val, len + len2)) + ) +} + +fn operation(s: &[u8]) -> Option<(Op, usize)> { + if let Some(len) = "=".p(s) { + Some((Op::Ex, len)) + } else if let Some(len) = ">=".p(s) { + Some((Op::GtEq, len)) + } else if let Some(len) = ">".p(s) { + Some((Op::Gt, len)) + } else if let Some(len) = "<=".p(s) { + Some((Op::LtEq, len)) + } else if let Some(len) = "<".p(s) { + Some((Op::Lt, len)) + } else if let Some(len) = "~".p(s) { + Some((Op::Tilde, len)) + } else if let Some(len) = "^".p(s) { + Some((Op::Compatible, len)) + } else { + None + } +} + +fn whitespace(s: &[u8]) -> Option<usize> { + ZeroOrMore(OneOf(b"\t\r\n ")).p(s) +} + +pub fn parse_predicate(range: &str) -> Result<Predicate, String> { + let s = range.trim().as_bytes(); + let mut i = 0; + let mut operation = if let Some((op, len)) = operation(&s[i..]) { + i += len; + op + } else { + // operations default to Compatible + Op::Compatible + }; + if let Some(len) = whitespace.p(&s[i..]) { + i += len; + } + let major = if let Some((major, len)) = numeric_identifier(&s[i..]) { + i += len; + major + } else { + return Err("Error parsing major version number: ".to_string()); + }; + let minor = if let Some((minor, len)) = dot_numeric_or_wild(&s[i..]) { + i += len; + if minor.is_none() { + operation = Op::Wildcard(WildcardVersion::Minor); + } + minor + } else { + None + }; + let patch = if let Some((patch, len)) = dot_numeric_or_wild(&s[i..]) { + i += len; + if patch.is_none() { + operation = Op::Wildcard(WildcardVersion::Patch); + } + patch + } else { + None + }; + let (pre, pre_len) = common::parse_optional_meta(&s[i..], b'-')?; + i += pre_len; + if let Some(len) = (b'+', letters_numbers_dash_dot).p(&s[i..]) { + i += len; + } + if i != s.len() { + return Err("Extra junk after valid predicate: ".to_string() + + from_utf8(&s[i..]).unwrap()); + } + Ok(Predicate { + op: operation, + major: major, + minor: minor, + patch: patch, + pre: pre, + }) +} + +pub fn parse(ranges: &str) -> Result<VersionReq, String> { + // null is an error + if ranges == "\0" { + return Err(String::from("Null is not a valid VersionReq")); + } + + // an empty range is a major version wildcard + // so is a lone * or x of either capitalization + if (ranges == "") + || (ranges == "*") + || (ranges == "x") + || (ranges == "X") { + return Ok(VersionReq { + predicates: vec![Predicate { + op: Op::Wildcard(WildcardVersion::Major), + major: 0, + minor: None, + patch: None, + pre: Vec::new(), + }], + }); + } + + + let ranges = ranges.trim(); + + let predicates: Result<Vec<_>, String> = ranges + .split(",") + .map(|range| { + parse_predicate(range) + }) + .collect(); + + let predicates = try!(predicates); + + if predicates.len() == 0 { + return Err(String::from("VersionReq did not parse properly")); + } + + Ok(VersionReq { + predicates: predicates, + }) +} + +#[cfg(test)] +mod tests { + use super::*; + use range; + use version::Identifier; + + #[test] + fn test_parsing_default() { + let r = range::parse("1.0.0").unwrap(); + + assert_eq!(Predicate { + op: Op::Compatible, + major: 1, + minor: Some(0), + patch: Some(0), + pre: Vec::new(), + }, + r.predicates[0] + ); + } + + #[test] + fn test_parsing_exact_01() { + let r = range::parse("=1.0.0").unwrap(); + + assert_eq!(Predicate { + op: Op::Ex, + major: 1, + minor: Some(0), + patch: Some(0), + pre: Vec::new(), + }, + r.predicates[0] + ); + } + + #[test] + fn test_parsing_exact_02() { + let r = range::parse("=0.9.0").unwrap(); + + assert_eq!(Predicate { + op: Op::Ex, + major: 0, + minor: Some(9), + patch: Some(0), + pre: Vec::new(), + }, + r.predicates[0] + ); + } + + #[test] + fn test_parsing_exact_03() { + let r = range::parse("=0.1.0-beta2.a").unwrap(); + + assert_eq!(Predicate { + op: Op::Ex, + major: 0, + minor: Some(1), + patch: Some(0), + pre: vec![Identifier::AlphaNumeric(String::from("beta2")), + Identifier::AlphaNumeric(String::from("a"))], + }, + r.predicates[0] + ); + } + + #[test] + pub fn test_parsing_greater_than() { + let r = range::parse("> 1.0.0").unwrap(); + + assert_eq!(Predicate { + op: Op::Gt, + major: 1, + minor: Some(0), + patch: Some(0), + pre: Vec::new(), + }, + r.predicates[0] + ); + } + + #[test] + pub fn test_parsing_greater_than_01() { + let r = range::parse(">= 1.0.0").unwrap(); + + assert_eq!(Predicate { + op: Op::GtEq, + major: 1, + minor: Some(0), + patch: Some(0), + pre: Vec::new(), + }, + r.predicates[0] + ); + } + + #[test] + pub fn test_parsing_greater_than_02() { + let r = range::parse(">= 2.1.0-alpha2").unwrap(); + + assert_eq!(Predicate { + op: Op::GtEq, + major: 2, + minor: Some(1), + patch: Some(0), + pre: vec![Identifier::AlphaNumeric(String::from("alpha2"))], + }, + r.predicates[0] + ); + } + + #[test] + pub fn test_parsing_less_than() { + let r = range::parse("< 1.0.0").unwrap(); + + assert_eq!(Predicate { + op: Op::Lt, + major: 1, + minor: Some(0), + patch: Some(0), + pre: Vec::new(), + }, + r.predicates[0] + ); + } + + #[test] + pub fn test_parsing_less_than_eq() { + let r = range::parse("<= 2.1.0-alpha2").unwrap(); + + assert_eq!(Predicate { + op: Op::LtEq, + major: 2, + minor: Some(1), + patch: Some(0), + pre: vec![Identifier::AlphaNumeric(String::from("alpha2"))], + }, + r.predicates[0] + ); + } + + #[test] + pub fn test_parsing_tilde() { + let r = range::parse("~1").unwrap(); + + assert_eq!(Predicate { + op: Op::Tilde, + major: 1, + minor: None, + patch: None, + pre: Vec::new(), + }, + r.predicates[0] + ); + } + + #[test] + pub fn test_parsing_compatible() { + let r = range::parse("^0").unwrap(); + + assert_eq!(Predicate { + op: Op::Compatible, + major: 0, + minor: None, + patch: None, + pre: Vec::new(), + }, + r.predicates[0] + ); + } + + #[test] + fn test_parsing_blank() { + let r = range::parse("").unwrap(); + + assert_eq!(Predicate { + op: Op::Wildcard(WildcardVersion::Major), + major: 0, + minor: None, + patch: None, + pre: Vec::new(), + }, + r.predicates[0] + ); + } + + #[test] + fn test_parsing_wildcard() { + let r = range::parse("*").unwrap(); + + assert_eq!(Predicate { + op: Op::Wildcard(WildcardVersion::Major), + major: 0, + minor: None, + patch: None, + pre: Vec::new(), + }, + r.predicates[0] + ); + } + + #[test] + fn test_parsing_x() { + let r = range::parse("x").unwrap(); + + assert_eq!(Predicate { + op: Op::Wildcard(WildcardVersion::Major), + major: 0, + minor: None, + patch: None, + pre: Vec::new(), + }, + r.predicates[0] + ); + } + + #[test] + fn test_parsing_capital_x() { + let r = range::parse("X").unwrap(); + + assert_eq!(Predicate { + op: Op::Wildcard(WildcardVersion::Major), + major: 0, + minor: None, + patch: None, + pre: Vec::new(), + }, + r.predicates[0] + ); + } + + #[test] + fn test_parsing_minor_wildcard_star() { + let r = range::parse("1.*").unwrap(); + + assert_eq!(Predicate { + op: Op::Wildcard(WildcardVersion::Minor), + major: 1, + minor: None, + patch: None, + pre: Vec::new(), + }, + r.predicates[0] + ); + } + + #[test] + fn test_parsing_minor_wildcard_x() { + let r = range::parse("1.x").unwrap(); + + assert_eq!(Predicate { + op: Op::Wildcard(WildcardVersion::Minor), + major: 1, + minor: None, + patch: None, + pre: Vec::new(), + }, + r.predicates[0] + ); + } + + #[test] + fn test_parsing_minor_wildcard_capital_x() { + let r = range::parse("1.X").unwrap(); + + assert_eq!(Predicate { + op: Op::Wildcard(WildcardVersion::Minor), + major: 1, + minor: None, + patch: None, + pre: Vec::new(), + }, + r.predicates[0] + ); + } + + #[test] + fn test_parsing_patch_wildcard_star() { + let r = range::parse("1.2.*").unwrap(); + + assert_eq!(Predicate { + op: Op::Wildcard(WildcardVersion::Patch), + major: 1, + minor: Some(2), + patch: None, + pre: Vec::new(), + }, + r.predicates[0] + ); + } + + #[test] + fn test_parsing_patch_wildcard_x() { + let r = range::parse("1.2.x").unwrap(); + + assert_eq!(Predicate { + op: Op::Wildcard(WildcardVersion::Patch), + major: 1, + minor: Some(2), + patch: None, + pre: Vec::new(), + }, + r.predicates[0] + ); + } + + #[test] + fn test_parsing_patch_wildcard_capital_x() { + let r = range::parse("1.2.X").unwrap(); + + assert_eq!(Predicate { + op: Op::Wildcard(WildcardVersion::Patch), + major: 1, + minor: Some(2), + patch: None, + pre: Vec::new(), + }, + r.predicates[0] + ); + } + + #[test] + pub fn test_multiple_01() { + let r = range::parse("> 0.0.9, <= 2.5.3").unwrap(); + + assert_eq!(Predicate { + op: Op::Gt, + major: 0, + minor: Some(0), + patch: Some(9), + pre: Vec::new(), + }, + r.predicates[0] + ); + + assert_eq!(Predicate { + op: Op::LtEq, + major: 2, + minor: Some(5), + patch: Some(3), + pre: Vec::new(), + }, + r.predicates[1] + ); + } + + #[test] + pub fn test_multiple_02() { + let r = range::parse("0.3.0, 0.4.0").unwrap(); + + assert_eq!(Predicate { + op: Op::Compatible, + major: 0, + minor: Some(3), + patch: Some(0), + pre: Vec::new(), + }, + r.predicates[0] + ); + + assert_eq!(Predicate { + op: Op::Compatible, + major: 0, + minor: Some(4), + patch: Some(0), + pre: Vec::new(), + }, + r.predicates[1] + ); + } + + #[test] + pub fn test_multiple_03() { + let r = range::parse("<= 0.2.0, >= 0.5.0").unwrap(); + + assert_eq!(Predicate { + op: Op::LtEq, + major: 0, + minor: Some(2), + patch: Some(0), + pre: Vec::new(), + }, + r.predicates[0] + ); + + assert_eq!(Predicate { + op: Op::GtEq, + major: 0, + minor: Some(5), + patch: Some(0), + pre: Vec::new(), + }, + r.predicates[1] + ); + } + + #[test] + pub fn test_multiple_04() { + let r = range::parse("0.1.0, 0.1.4, 0.1.6").unwrap(); + + assert_eq!(Predicate { + op: Op::Compatible, + major: 0, + minor: Some(1), + patch: Some(0), + pre: Vec::new(), + }, + r.predicates[0] + ); + + assert_eq!(Predicate { + op: Op::Compatible, + major: 0, + minor: Some(1), + patch: Some(4), + pre: Vec::new(), + }, + r.predicates[1] + ); + + assert_eq!(Predicate { + op: Op::Compatible, + major: 0, + minor: Some(1), + patch: Some(6), + pre: Vec::new(), + }, + r.predicates[2] + ); + } + + #[test] + pub fn test_multiple_05() { + let r = range::parse(">=0.5.1-alpha3, <0.6").unwrap(); + + assert_eq!(Predicate { + op: Op::GtEq, + major: 0, + minor: Some(5), + patch: Some(1), + pre: vec![Identifier::AlphaNumeric(String::from("alpha3"))], + }, + r.predicates[0] + ); + + assert_eq!(Predicate { + op: Op::Lt, + major: 0, + minor: Some(6), + patch: None, + pre: Vec::new(), + }, + r.predicates[1] + ); + } + + #[test] + fn test_parse_build_metadata_with_predicate() { + assert_eq!(range::parse("^1.2.3+meta").unwrap().predicates[0].op, + Op::Compatible); + assert_eq!(range::parse("~1.2.3+meta").unwrap().predicates[0].op, + Op::Tilde); + assert_eq!(range::parse("=1.2.3+meta").unwrap().predicates[0].op, + Op::Ex); + assert_eq!(range::parse("<=1.2.3+meta").unwrap().predicates[0].op, + Op::LtEq); + assert_eq!(range::parse(">=1.2.3+meta").unwrap().predicates[0].op, + Op::GtEq); + assert_eq!(range::parse("<1.2.3+meta").unwrap().predicates[0].op, + Op::Lt); + assert_eq!(range::parse(">1.2.3+meta").unwrap().predicates[0].op, + Op::Gt); + } + + #[test] + pub fn test_parse_errors() { + assert!(range::parse("\0").is_err()); + assert!(range::parse(">= >= 0.0.2").is_err()); + assert!(range::parse(">== 0.0.2").is_err()); + assert!(range::parse("a.0.0").is_err()); + assert!(range::parse("1.0.0-").is_err()); + assert!(range::parse(">=").is_err()); + assert!(range::parse("> 0.1.0,").is_err()); + assert!(range::parse("> 0.3.0, ,").is_err()); + } + + #[test] + pub fn test_large_major_version() { + assert!(range::parse("18446744073709551617.0.0").is_err()); + } + + #[test] + pub fn test_large_minor_version() { + assert!(range::parse("0.18446744073709551617.0").is_err()); + } + + #[test] + pub fn test_large_patch_version() { + assert!(range::parse("0.0.18446744073709551617").is_err()); + } +} |