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-rw-r--r--cli/npm/semver/errors.rs38
-rw-r--r--cli/npm/semver/mod.rs956
-rw-r--r--cli/npm/semver/range.rs506
-rw-r--r--cli/npm/semver/specifier.rs250
4 files changed, 1750 insertions, 0 deletions
diff --git a/cli/npm/semver/errors.rs b/cli/npm/semver/errors.rs
new file mode 100644
index 000000000..530d73c55
--- /dev/null
+++ b/cli/npm/semver/errors.rs
@@ -0,0 +1,38 @@
+// Copyright 2018-2022 the Deno authors. All rights reserved. MIT license.
+
+use deno_core::anyhow::bail;
+use deno_core::error::AnyError;
+use monch::ParseError;
+use monch::ParseErrorFailure;
+use monch::ParseResult;
+
+pub fn with_failure_handling<'a, T>(
+ combinator: impl Fn(&'a str) -> ParseResult<T>,
+) -> impl Fn(&'a str) -> Result<T, AnyError> {
+ move |input| match combinator(input) {
+ Ok((input, result)) => {
+ if !input.is_empty() {
+ error_for_failure(fail_for_trailing_input(input))
+ } else {
+ Ok(result)
+ }
+ }
+ Err(ParseError::Backtrace) => {
+ error_for_failure(fail_for_trailing_input(input))
+ }
+ Err(ParseError::Failure(e)) => error_for_failure(e),
+ }
+}
+
+fn error_for_failure<T>(e: ParseErrorFailure) -> Result<T, AnyError> {
+ bail!(
+ "{}\n {}\n ~",
+ e.message,
+ // truncate the output to prevent wrapping in the console
+ e.input.chars().take(60).collect::<String>()
+ )
+}
+
+fn fail_for_trailing_input(input: &str) -> ParseErrorFailure {
+ ParseErrorFailure::new(input, "Unexpected character.")
+}
diff --git a/cli/npm/semver/mod.rs b/cli/npm/semver/mod.rs
new file mode 100644
index 000000000..2b5cc5a03
--- /dev/null
+++ b/cli/npm/semver/mod.rs
@@ -0,0 +1,956 @@
+// Copyright 2018-2022 the Deno authors. All rights reserved. MIT license.
+
+use std::cmp::Ordering;
+use std::fmt;
+
+use deno_core::anyhow::Context;
+use deno_core::error::AnyError;
+use monch::*;
+
+use crate::npm::resolution::NpmVersionMatcher;
+
+use self::errors::with_failure_handling;
+use self::range::Partial;
+use self::range::VersionBoundKind;
+use self::range::VersionRange;
+use self::range::VersionRangeSet;
+
+use self::range::XRange;
+pub use self::specifier::SpecifierVersionReq;
+
+mod errors;
+mod range;
+mod specifier;
+
+// A lot of the below is a re-implementation of parts of https://github.com/npm/node-semver
+// which is Copyright (c) Isaac Z. Schlueter and Contributors (ISC License)
+
+#[derive(Clone, Debug, PartialEq, Eq, Default, Hash)]
+pub struct NpmVersion {
+ pub major: u64,
+ pub minor: u64,
+ pub patch: u64,
+ pub pre: Vec<String>,
+ pub build: Vec<String>,
+}
+
+impl fmt::Display for NpmVersion {
+ fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+ write!(f, "{}.{}.{}", self.major, self.minor, self.patch)?;
+ if !self.pre.is_empty() {
+ write!(f, "-")?;
+ for (i, part) in self.pre.iter().enumerate() {
+ if i > 0 {
+ write!(f, ".")?;
+ }
+ write!(f, "{}", part)?;
+ }
+ }
+ if !self.build.is_empty() {
+ write!(f, "+")?;
+ for (i, part) in self.build.iter().enumerate() {
+ if i > 0 {
+ write!(f, ".")?;
+ }
+ write!(f, "{}", part)?;
+ }
+ }
+ Ok(())
+ }
+}
+
+impl std::cmp::PartialOrd for NpmVersion {
+ fn partial_cmp(&self, other: &Self) -> Option<Ordering> {
+ Some(self.cmp(other))
+ }
+}
+
+impl std::cmp::Ord for NpmVersion {
+ fn cmp(&self, other: &Self) -> Ordering {
+ let cmp_result = self.major.cmp(&other.major);
+ if cmp_result != Ordering::Equal {
+ return cmp_result;
+ }
+
+ let cmp_result = self.minor.cmp(&other.minor);
+ if cmp_result != Ordering::Equal {
+ return cmp_result;
+ }
+
+ let cmp_result = self.patch.cmp(&other.patch);
+ if cmp_result != Ordering::Equal {
+ return cmp_result;
+ }
+
+ // only compare the pre-release and not the build as node-semver does
+ if self.pre.is_empty() && other.pre.is_empty() {
+ Ordering::Equal
+ } else if !self.pre.is_empty() && other.pre.is_empty() {
+ Ordering::Less
+ } else if self.pre.is_empty() && !other.pre.is_empty() {
+ Ordering::Greater
+ } else {
+ let mut i = 0;
+ loop {
+ let a = self.pre.get(i);
+ let b = other.pre.get(i);
+ if a.is_none() && b.is_none() {
+ return Ordering::Equal;
+ }
+
+ // https://github.com/npm/node-semver/blob/4907647d169948a53156502867ed679268063a9f/internal/identifiers.js
+ let a = match a {
+ Some(a) => a,
+ None => return Ordering::Less,
+ };
+ let b = match b {
+ Some(b) => b,
+ None => return Ordering::Greater,
+ };
+
+ // prefer numbers
+ if let Ok(a_num) = a.parse::<u64>() {
+ if let Ok(b_num) = b.parse::<u64>() {
+ return a_num.cmp(&b_num);
+ } else {
+ return Ordering::Less;
+ }
+ } else if b.parse::<u64>().is_ok() {
+ return Ordering::Greater;
+ }
+
+ let cmp_result = a.cmp(b);
+ if cmp_result != Ordering::Equal {
+ return cmp_result;
+ }
+ i += 1;
+ }
+ }
+ }
+}
+
+impl NpmVersion {
+ pub fn parse(text: &str) -> Result<Self, AnyError> {
+ let text = text.trim();
+ with_failure_handling(parse_npm_version)(text)
+ .with_context(|| format!("Invalid npm version '{}'.", text))
+ }
+}
+
+fn parse_npm_version(input: &str) -> ParseResult<NpmVersion> {
+ let (input, _) = maybe(ch('='))(input)?; // skip leading =
+ let (input, _) = skip_whitespace(input)?;
+ let (input, _) = maybe(ch('v'))(input)?; // skip leading v
+ let (input, _) = skip_whitespace(input)?;
+ let (input, major) = nr(input)?;
+ let (input, _) = ch('.')(input)?;
+ let (input, minor) = nr(input)?;
+ let (input, _) = ch('.')(input)?;
+ let (input, patch) = nr(input)?;
+ let (input, q) = maybe(qualifier)(input)?;
+ let q = q.unwrap_or_default();
+
+ Ok((
+ input,
+ NpmVersion {
+ major,
+ minor,
+ patch,
+ pre: q.pre,
+ build: q.build,
+ },
+ ))
+}
+
+/// A version requirement found in an npm package's dependencies.
+#[derive(Debug, Clone, PartialEq, Eq, Hash)]
+pub struct NpmVersionReq {
+ raw_text: String,
+ range_set: VersionRangeSet,
+}
+
+impl NpmVersionMatcher for NpmVersionReq {
+ fn matches(&self, version: &NpmVersion) -> bool {
+ self.satisfies(version)
+ }
+
+ fn version_text(&self) -> String {
+ self.raw_text.clone()
+ }
+}
+
+impl fmt::Display for NpmVersionReq {
+ fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+ write!(f, "{}", &self.raw_text)
+ }
+}
+
+impl NpmVersionReq {
+ pub fn parse(text: &str) -> Result<Self, AnyError> {
+ let text = text.trim();
+ with_failure_handling(parse_npm_version_req)(text)
+ .with_context(|| format!("Invalid npm version requirement '{}'.", text))
+ }
+
+ pub fn satisfies(&self, version: &NpmVersion) -> bool {
+ self.range_set.satisfies(version)
+ }
+}
+
+fn parse_npm_version_req(input: &str) -> ParseResult<NpmVersionReq> {
+ map(range_set, |set| NpmVersionReq {
+ raw_text: input.to_string(),
+ range_set: set,
+ })(input)
+}
+
+// https://github.com/npm/node-semver/tree/4907647d169948a53156502867ed679268063a9f#range-grammar
+// range-set ::= range ( logical-or range ) *
+// logical-or ::= ( ' ' ) * '||' ( ' ' ) *
+// range ::= hyphen | simple ( ' ' simple ) * | ''
+// hyphen ::= partial ' - ' partial
+// simple ::= primitive | partial | tilde | caret
+// primitive ::= ( '<' | '>' | '>=' | '<=' | '=' ) partial
+// partial ::= xr ( '.' xr ( '.' xr qualifier ? )? )?
+// xr ::= 'x' | 'X' | '*' | nr
+// nr ::= '0' | ['1'-'9'] ( ['0'-'9'] ) *
+// tilde ::= '~' partial
+// caret ::= '^' partial
+// qualifier ::= ( '-' pre )? ( '+' build )?
+// pre ::= parts
+// build ::= parts
+// parts ::= part ( '.' part ) *
+// part ::= nr | [-0-9A-Za-z]+
+
+// range-set ::= range ( logical-or range ) *
+fn range_set(input: &str) -> ParseResult<VersionRangeSet> {
+ if input.is_empty() {
+ return Ok((input, VersionRangeSet(vec![VersionRange::all()])));
+ }
+ map(if_not_empty(separated_list(range, logical_or)), |ranges| {
+ // filter out the ranges that won't match anything for the tests
+ VersionRangeSet(ranges.into_iter().filter(|r| !r.is_none()).collect())
+ })(input)
+}
+
+// range ::= hyphen | simple ( ' ' simple ) * | ''
+fn range(input: &str) -> ParseResult<VersionRange> {
+ or(
+ map(hyphen, |hyphen| VersionRange {
+ start: hyphen.start.as_lower_bound(),
+ end: hyphen.end.as_upper_bound(),
+ }),
+ map(separated_list(simple, whitespace), |ranges| {
+ let mut final_range = VersionRange::all();
+ for range in ranges {
+ final_range = final_range.clamp(&range);
+ }
+ final_range
+ }),
+ )(input)
+}
+
+#[derive(Debug, Clone)]
+struct Hyphen {
+ start: Partial,
+ end: Partial,
+}
+
+// hyphen ::= partial ' - ' partial
+fn hyphen(input: &str) -> ParseResult<Hyphen> {
+ let (input, first) = partial(input)?;
+ let (input, _) = whitespace(input)?;
+ let (input, _) = tag("-")(input)?;
+ let (input, _) = whitespace(input)?;
+ let (input, second) = partial(input)?;
+ Ok((
+ input,
+ Hyphen {
+ start: first,
+ end: second,
+ },
+ ))
+}
+
+// logical-or ::= ( ' ' ) * '||' ( ' ' ) *
+fn logical_or(input: &str) -> ParseResult<&str> {
+ delimited(skip_whitespace, tag("||"), skip_whitespace)(input)
+}
+
+fn skip_whitespace_or_v(input: &str) -> ParseResult<()> {
+ map(
+ pair(skip_whitespace, pair(maybe(ch('v')), skip_whitespace)),
+ |_| (),
+ )(input)
+}
+
+// simple ::= primitive | partial | tilde | caret
+fn simple(input: &str) -> ParseResult<VersionRange> {
+ let tilde = pair(or(tag("~>"), tag("~")), skip_whitespace_or_v);
+ or4(
+ map(preceded(tilde, partial), |partial| {
+ partial.as_tilde_version_range()
+ }),
+ map(
+ preceded(pair(ch('^'), skip_whitespace_or_v), partial),
+ |partial| partial.as_caret_version_range(),
+ ),
+ map(primitive, |primitive| {
+ let partial = primitive.partial;
+ match primitive.kind {
+ PrimitiveKind::Equal => partial.as_equal_range(),
+ PrimitiveKind::GreaterThan => {
+ partial.as_greater_than(VersionBoundKind::Exclusive)
+ }
+ PrimitiveKind::GreaterThanOrEqual => {
+ partial.as_greater_than(VersionBoundKind::Inclusive)
+ }
+ PrimitiveKind::LessThan => {
+ partial.as_less_than(VersionBoundKind::Exclusive)
+ }
+ PrimitiveKind::LessThanOrEqual => {
+ partial.as_less_than(VersionBoundKind::Inclusive)
+ }
+ }
+ }),
+ map(partial, |partial| {
+ partial.as_greater_range(VersionBoundKind::Inclusive)
+ }),
+ )(input)
+}
+
+#[derive(Debug, Clone, Copy)]
+enum PrimitiveKind {
+ GreaterThan,
+ LessThan,
+ GreaterThanOrEqual,
+ LessThanOrEqual,
+ Equal,
+}
+
+#[derive(Debug, Clone)]
+struct Primitive {
+ kind: PrimitiveKind,
+ partial: Partial,
+}
+
+fn primitive(input: &str) -> ParseResult<Primitive> {
+ let (input, kind) = primitive_kind(input)?;
+ let (input, _) = skip_whitespace(input)?;
+ let (input, partial) = partial(input)?;
+ Ok((input, Primitive { kind, partial }))
+}
+
+fn primitive_kind(input: &str) -> ParseResult<PrimitiveKind> {
+ or5(
+ map(tag(">="), |_| PrimitiveKind::GreaterThanOrEqual),
+ map(tag("<="), |_| PrimitiveKind::LessThanOrEqual),
+ map(ch('<'), |_| PrimitiveKind::LessThan),
+ map(ch('>'), |_| PrimitiveKind::GreaterThan),
+ map(ch('='), |_| PrimitiveKind::Equal),
+ )(input)
+}
+
+// partial ::= xr ( '.' xr ( '.' xr qualifier ? )? )?
+fn partial(input: &str) -> ParseResult<Partial> {
+ let (input, _) = maybe(ch('v'))(input)?; // skip leading v
+ let (input, major) = xr()(input)?;
+ let (input, maybe_minor) = maybe(preceded(ch('.'), xr()))(input)?;
+ let (input, maybe_patch) = if maybe_minor.is_some() {
+ maybe(preceded(ch('.'), xr()))(input)?
+ } else {
+ (input, None)
+ };
+ let (input, qual) = if maybe_patch.is_some() {
+ maybe(qualifier)(input)?
+ } else {
+ (input, None)
+ };
+ let qual = qual.unwrap_or_default();
+ Ok((
+ input,
+ Partial {
+ major,
+ minor: maybe_minor.unwrap_or(XRange::Wildcard),
+ patch: maybe_patch.unwrap_or(XRange::Wildcard),
+ pre: qual.pre,
+ build: qual.build,
+ },
+ ))
+}
+
+// xr ::= 'x' | 'X' | '*' | nr
+fn xr<'a>() -> impl Fn(&'a str) -> ParseResult<'a, XRange> {
+ or(
+ map(or3(tag("x"), tag("X"), tag("*")), |_| XRange::Wildcard),
+ map(nr, XRange::Val),
+ )
+}
+
+// nr ::= '0' | ['1'-'9'] ( ['0'-'9'] ) *
+fn nr(input: &str) -> ParseResult<u64> {
+ // we do loose parsing to support people doing stuff like 01.02.03
+ let (input, result) =
+ if_not_empty(substring(skip_while(|c| c.is_ascii_digit())))(input)?;
+ let val = match result.parse::<u64>() {
+ Ok(val) => val,
+ Err(err) => {
+ return ParseError::fail(
+ input,
+ format!("Error parsing '{}' to u64.\n\n{:#}", result, err),
+ )
+ }
+ };
+ Ok((input, val))
+}
+
+#[derive(Debug, Clone, Default)]
+struct Qualifier {
+ pre: Vec<String>,
+ build: Vec<String>,
+}
+
+// qualifier ::= ( '-' pre )? ( '+' build )?
+fn qualifier(input: &str) -> ParseResult<Qualifier> {
+ let (input, pre_parts) = maybe(pre)(input)?;
+ let (input, build_parts) = maybe(build)(input)?;
+ Ok((
+ input,
+ Qualifier {
+ pre: pre_parts.unwrap_or_default(),
+ build: build_parts.unwrap_or_default(),
+ },
+ ))
+}
+
+// pre ::= parts
+fn pre(input: &str) -> ParseResult<Vec<String>> {
+ preceded(maybe(ch('-')), parts)(input)
+}
+
+// build ::= parts
+fn build(input: &str) -> ParseResult<Vec<String>> {
+ preceded(ch('+'), parts)(input)
+}
+
+// parts ::= part ( '.' part ) *
+fn parts(input: &str) -> ParseResult<Vec<String>> {
+ if_not_empty(map(separated_list(part, ch('.')), |text| {
+ text.into_iter().map(ToOwned::to_owned).collect()
+ }))(input)
+}
+
+// part ::= nr | [-0-9A-Za-z]+
+fn part(input: &str) -> ParseResult<&str> {
+ // nr is in the other set, so don't bother checking for it
+ if_true(
+ take_while(|c| c.is_ascii_alphanumeric() || c == '-'),
+ |result| !result.is_empty(),
+ )(input)
+}
+
+#[cfg(test)]
+mod tests {
+ use pretty_assertions::assert_eq;
+ use std::cmp::Ordering;
+
+ use super::*;
+
+ struct NpmVersionReqTester(NpmVersionReq);
+
+ impl NpmVersionReqTester {
+ fn new(text: &str) -> Self {
+ Self(NpmVersionReq::parse(text).unwrap())
+ }
+
+ fn matches(&self, version: &str) -> bool {
+ self.0.matches(&NpmVersion::parse(version).unwrap())
+ }
+ }
+
+ #[test]
+ pub fn npm_version_req_with_v() {
+ assert!(NpmVersionReq::parse("v1.0.0").is_ok());
+ }
+
+ #[test]
+ pub fn npm_version_req_exact() {
+ let tester = NpmVersionReqTester::new("2.1.2");
+ assert!(!tester.matches("2.1.1"));
+ assert!(tester.matches("2.1.2"));
+ assert!(!tester.matches("2.1.3"));
+
+ let tester = NpmVersionReqTester::new("2.1.2 || 2.1.5");
+ assert!(!tester.matches("2.1.1"));
+ assert!(tester.matches("2.1.2"));
+ assert!(!tester.matches("2.1.3"));
+ assert!(!tester.matches("2.1.4"));
+ assert!(tester.matches("2.1.5"));
+ assert!(!tester.matches("2.1.6"));
+ }
+
+ #[test]
+ pub fn npm_version_req_minor() {
+ let tester = NpmVersionReqTester::new("1.1");
+ assert!(!tester.matches("1.0.0"));
+ assert!(tester.matches("1.1.0"));
+ assert!(tester.matches("1.1.1"));
+ assert!(!tester.matches("1.2.0"));
+ assert!(!tester.matches("1.2.1"));
+ }
+
+ #[test]
+ pub fn npm_version_req_ranges() {
+ let tester = NpmVersionReqTester::new(">= 2.1.2 < 3.0.0 || 5.x");
+ assert!(!tester.matches("2.1.1"));
+ assert!(tester.matches("2.1.2"));
+ assert!(tester.matches("2.9.9"));
+ assert!(!tester.matches("3.0.0"));
+ assert!(tester.matches("5.0.0"));
+ assert!(tester.matches("5.1.0"));
+ assert!(!tester.matches("6.1.0"));
+ }
+
+ macro_rules! assert_cmp {
+ ($a:expr, $b:expr, $expected:expr) => {
+ assert_eq!(
+ $a.cmp(&$b),
+ $expected,
+ "expected {} to be {:?} {}",
+ $a,
+ $expected,
+ $b
+ );
+ };
+ }
+
+ macro_rules! test_compare {
+ ($a:expr, $b:expr, $expected:expr) => {
+ let a = NpmVersion::parse($a).unwrap();
+ let b = NpmVersion::parse($b).unwrap();
+ assert_cmp!(a, b, $expected);
+ };
+ }
+
+ #[test]
+ fn version_compare() {
+ test_compare!("1.2.3", "2.3.4", Ordering::Less);
+ test_compare!("1.2.3", "1.2.4", Ordering::Less);
+ test_compare!("1.2.3", "1.2.3", Ordering::Equal);
+ test_compare!("1.2.3", "1.2.2", Ordering::Greater);
+ test_compare!("1.2.3", "1.1.5", Ordering::Greater);
+ }
+
+ #[test]
+ fn version_compare_equal() {
+ // https://github.com/npm/node-semver/blob/bce42589d33e1a99454530a8fd52c7178e2b11c1/test/fixtures/equality.js
+ let fixtures = &[
+ ("1.2.3", "v1.2.3"),
+ ("1.2.3", "=1.2.3"),
+ ("1.2.3", "v 1.2.3"),
+ ("1.2.3", "= 1.2.3"),
+ ("1.2.3", " v1.2.3"),
+ ("1.2.3", " =1.2.3"),
+ ("1.2.3", " v 1.2.3"),
+ ("1.2.3", " = 1.2.3"),
+ ("1.2.3-0", "v1.2.3-0"),
+ ("1.2.3-0", "=1.2.3-0"),
+ ("1.2.3-0", "v 1.2.3-0"),
+ ("1.2.3-0", "= 1.2.3-0"),
+ ("1.2.3-0", " v1.2.3-0"),
+ ("1.2.3-0", " =1.2.3-0"),
+ ("1.2.3-0", " v 1.2.3-0"),
+ ("1.2.3-0", " = 1.2.3-0"),
+ ("1.2.3-1", "v1.2.3-1"),
+ ("1.2.3-1", "=1.2.3-1"),
+ ("1.2.3-1", "v 1.2.3-1"),
+ ("1.2.3-1", "= 1.2.3-1"),
+ ("1.2.3-1", " v1.2.3-1"),
+ ("1.2.3-1", " =1.2.3-1"),
+ ("1.2.3-1", " v 1.2.3-1"),
+ ("1.2.3-1", " = 1.2.3-1"),
+ ("1.2.3-beta", "v1.2.3-beta"),
+ ("1.2.3-beta", "=1.2.3-beta"),
+ ("1.2.3-beta", "v 1.2.3-beta"),
+ ("1.2.3-beta", "= 1.2.3-beta"),
+ ("1.2.3-beta", " v1.2.3-beta"),
+ ("1.2.3-beta", " =1.2.3-beta"),
+ ("1.2.3-beta", " v 1.2.3-beta"),
+ ("1.2.3-beta", " = 1.2.3-beta"),
+ ("1.2.3-beta+build", " = 1.2.3-beta+otherbuild"),
+ ("1.2.3+build", " = 1.2.3+otherbuild"),
+ ("1.2.3-beta+build", "1.2.3-beta+otherbuild"),
+ ("1.2.3+build", "1.2.3+otherbuild"),
+ (" v1.2.3+build", "1.2.3+otherbuild"),
+ ];
+ for (a, b) in fixtures {
+ test_compare!(a, b, Ordering::Equal);
+ }
+ }
+
+ #[test]
+ fn version_comparisons_test() {
+ // https://github.com/npm/node-semver/blob/bce42589d33e1a99454530a8fd52c7178e2b11c1/test/fixtures/comparisons.js
+ let fixtures = &[
+ ("0.0.0", "0.0.0-foo"),
+ ("0.0.1", "0.0.0"),
+ ("1.0.0", "0.9.9"),
+ ("0.10.0", "0.9.0"),
+ ("0.99.0", "0.10.0"),
+ ("2.0.0", "1.2.3"),
+ ("v0.0.0", "0.0.0-foo"),
+ ("v0.0.1", "0.0.0"),
+ ("v1.0.0", "0.9.9"),
+ ("v0.10.0", "0.9.0"),
+ ("v0.99.0", "0.10.0"),
+ ("v2.0.0", "1.2.3"),
+ ("0.0.0", "v0.0.0-foo"),
+ ("0.0.1", "v0.0.0"),
+ ("1.0.0", "v0.9.9"),
+ ("0.10.0", "v0.9.0"),
+ ("0.99.0", "v0.10.0"),
+ ("2.0.0", "v1.2.3"),
+ ("1.2.3", "1.2.3-asdf"),
+ ("1.2.3", "1.2.3-4"),
+ ("1.2.3", "1.2.3-4-foo"),
+ ("1.2.3-5-foo", "1.2.3-5"),
+ ("1.2.3-5", "1.2.3-4"),
+ ("1.2.3-5-foo", "1.2.3-5-Foo"),
+ ("3.0.0", "2.7.2+asdf"),
+ ("1.2.3-a.10", "1.2.3-a.5"),
+ ("1.2.3-a.b", "1.2.3-a.5"),
+ ("1.2.3-a.b", "1.2.3-a"),
+ ("1.2.3-a.b.c.10.d.5", "1.2.3-a.b.c.5.d.100"),
+ ("1.2.3-r2", "1.2.3-r100"),
+ ("1.2.3-r100", "1.2.3-R2"),
+ ];
+ for (a, b) in fixtures {
+ let a = NpmVersion::parse(a).unwrap();
+ let b = NpmVersion::parse(b).unwrap();
+ assert_cmp!(a, b, Ordering::Greater);
+ assert_cmp!(b, a, Ordering::Less);
+ assert_cmp!(a, a, Ordering::Equal);
+ assert_cmp!(b, b, Ordering::Equal);
+ }
+ }
+
+ #[test]
+ fn range_parse() {
+ // https://github.com/npm/node-semver/blob/4907647d169948a53156502867ed679268063a9f/test/fixtures/range-parse.js
+ let fixtures = &[
+ ("1.0.0 - 2.0.0", ">=1.0.0 <=2.0.0"),
+ ("1 - 2", ">=1.0.0 <3.0.0-0"),
+ ("1.0 - 2.0", ">=1.0.0 <2.1.0-0"),
+ ("1.0.0", "1.0.0"),
+ (">=*", "*"),
+ ("", "*"),
+ ("*", "*"),
+ ("*", "*"),
+ (">=1.0.0", ">=1.0.0"),
+ (">1.0.0", ">1.0.0"),
+ ("<=2.0.0", "<=2.0.0"),
+ ("1", ">=1.0.0 <2.0.0-0"),
+ ("<=2.0.0", "<=2.0.0"),
+ ("<=2.0.0", "<=2.0.0"),
+ ("<2.0.0", "<2.0.0"),
+ ("<2.0.0", "<2.0.0"),
+ (">= 1.0.0", ">=1.0.0"),
+ (">= 1.0.0", ">=1.0.0"),
+ (">= 1.0.0", ">=1.0.0"),
+ ("> 1.0.0", ">1.0.0"),
+ ("> 1.0.0", ">1.0.0"),
+ ("<= 2.0.0", "<=2.0.0"),
+ ("<= 2.0.0", "<=2.0.0"),
+ ("<= 2.0.0", "<=2.0.0"),
+ ("< 2.0.0", "<2.0.0"),
+ ("<\t2.0.0", "<2.0.0"),
+ (">=0.1.97", ">=0.1.97"),
+ (">=0.1.97", ">=0.1.97"),
+ ("0.1.20 || 1.2.4", "0.1.20||1.2.4"),
+ (">=0.2.3 || <0.0.1", ">=0.2.3||<0.0.1"),
+ (">=0.2.3 || <0.0.1", ">=0.2.3||<0.0.1"),
+ (">=0.2.3 || <0.0.1", ">=0.2.3||<0.0.1"),
+ ("||", "*"),
+ ("2.x.x", ">=2.0.0 <3.0.0-0"),
+ ("1.2.x", ">=1.2.0 <1.3.0-0"),
+ ("1.2.x || 2.x", ">=1.2.0 <1.3.0-0||>=2.0.0 <3.0.0-0"),
+ ("1.2.x || 2.x", ">=1.2.0 <1.3.0-0||>=2.0.0 <3.0.0-0"),
+ ("x", "*"),
+ ("2.*.*", ">=2.0.0 <3.0.0-0"),
+ ("1.2.*", ">=1.2.0 <1.3.0-0"),
+ ("1.2.* || 2.*", ">=1.2.0 <1.3.0-0||>=2.0.0 <3.0.0-0"),
+ ("*", "*"),
+ ("2", ">=2.0.0 <3.0.0-0"),
+ ("2.3", ">=2.3.0 <2.4.0-0"),
+ ("~2.4", ">=2.4.0 <2.5.0-0"),
+ ("~2.4", ">=2.4.0 <2.5.0-0"),
+ ("~>3.2.1", ">=3.2.1 <3.3.0-0"),
+ ("~1", ">=1.0.0 <2.0.0-0"),
+ ("~>1", ">=1.0.0 <2.0.0-0"),
+ ("~> 1", ">=1.0.0 <2.0.0-0"),
+ ("~1.0", ">=1.0.0 <1.1.0-0"),
+ ("~ 1.0", ">=1.0.0 <1.1.0-0"),
+ ("^0", "<1.0.0-0"),
+ ("^ 1", ">=1.0.0 <2.0.0-0"),
+ ("^0.1", ">=0.1.0 <0.2.0-0"),
+ ("^1.0", ">=1.0.0 <2.0.0-0"),
+ ("^1.2", ">=1.2.0 <2.0.0-0"),
+ ("^0.0.1", ">=0.0.1 <0.0.2-0"),
+ ("^0.0.1-beta", ">=0.0.1-beta <0.0.2-0"),
+ ("^0.1.2", ">=0.1.2 <0.2.0-0"),
+ ("^1.2.3", ">=1.2.3 <2.0.0-0"),
+ ("^1.2.3-beta.4", ">=1.2.3-beta.4 <2.0.0-0"),
+ ("<1", "<1.0.0-0"),
+ ("< 1", "<1.0.0-0"),
+ (">=1", ">=1.0.0"),
+ (">= 1", ">=1.0.0"),
+ ("<1.2", "<1.2.0-0"),
+ ("< 1.2", "<1.2.0-0"),
+ ("1", ">=1.0.0 <2.0.0-0"),
+ ("^ 1.2 ^ 1", ">=1.2.0 <2.0.0-0 >=1.0.0"),
+ ("1.2 - 3.4.5", ">=1.2.0 <=3.4.5"),
+ ("1.2.3 - 3.4", ">=1.2.3 <3.5.0-0"),
+ ("1.2 - 3.4", ">=1.2.0 <3.5.0-0"),
+ (">1", ">=2.0.0"),
+ (">1.2", ">=1.3.0"),
+ (">X", "<0.0.0-0"),
+ ("<X", "<0.0.0-0"),
+ ("<x <* || >* 2.x", "<0.0.0-0"),
+ (">x 2.x || * || <x", "*"),
+ (">01.02.03", ">1.2.3"),
+ ("~1.2.3beta", ">=1.2.3-beta <1.3.0-0"),
+ (">=09090", ">=9090.0.0"),
+ ];
+ for (range_text, expected) in fixtures {
+ let range = NpmVersionReq::parse(range_text).unwrap();
+ let expected_range = NpmVersionReq::parse(expected).unwrap();
+ assert_eq!(
+ range.range_set, expected_range.range_set,
+ "failed for {} and {}",
+ range_text, expected
+ );
+ }
+ }
+
+ #[test]
+ fn range_satisfies() {
+ // https://github.com/npm/node-semver/blob/4907647d169948a53156502867ed679268063a9f/test/fixtures/range-include.js
+ let fixtures = &[
+ ("1.0.0 - 2.0.0", "1.2.3"),
+ ("^1.2.3+build", "1.2.3"),
+ ("^1.2.3+build", "1.3.0"),
+ ("1.2.3-pre+asdf - 2.4.3-pre+asdf", "1.2.3"),
+ ("1.2.3pre+asdf - 2.4.3-pre+asdf", "1.2.3"),
+ ("1.2.3-pre+asdf - 2.4.3pre+asdf", "1.2.3"),
+ ("1.2.3pre+asdf - 2.4.3pre+asdf", "1.2.3"),
+ ("1.2.3-pre+asdf - 2.4.3-pre+asdf", "1.2.3-pre.2"),
+ ("1.2.3-pre+asdf - 2.4.3-pre+asdf", "2.4.3-alpha"),
+ ("1.2.3+asdf - 2.4.3+asdf", "1.2.3"),
+ ("1.0.0", "1.0.0"),
+ (">=*", "0.2.4"),
+ ("", "1.0.0"),
+ ("*", "1.2.3"),
+ ("*", "v1.2.3"),
+ (">=1.0.0", "1.0.0"),
+ (">=1.0.0", "1.0.1"),
+ (">=1.0.0", "1.1.0"),
+ (">1.0.0", "1.0.1"),
+ (">1.0.0", "1.1.0"),
+ ("<=2.0.0", "2.0.0"),
+ ("<=2.0.0", "1.9999.9999"),
+ ("<=2.0.0", "0.2.9"),
+ ("<2.0.0", "1.9999.9999"),
+ ("<2.0.0", "0.2.9"),
+ (">= 1.0.0", "1.0.0"),
+ (">= 1.0.0", "1.0.1"),
+ (">= 1.0.0", "1.1.0"),
+ ("> 1.0.0", "1.0.1"),
+ ("> 1.0.0", "1.1.0"),
+ ("<= 2.0.0", "2.0.0"),
+ ("<= 2.0.0", "1.9999.9999"),
+ ("<= 2.0.0", "0.2.9"),
+ ("< 2.0.0", "1.9999.9999"),
+ ("<\t2.0.0", "0.2.9"),
+ (">=0.1.97", "v0.1.97"),
+ (">=0.1.97", "0.1.97"),
+ ("0.1.20 || 1.2.4", "1.2.4"),
+ (">=0.2.3 || <0.0.1", "0.0.0"),
+ (">=0.2.3 || <0.0.1", "0.2.3"),
+ (">=0.2.3 || <0.0.1", "0.2.4"),
+ ("||", "1.3.4"),
+ ("2.x.x", "2.1.3"),
+ ("1.2.x", "1.2.3"),
+ ("1.2.x || 2.x", "2.1.3"),
+ ("1.2.x || 2.x", "1.2.3"),
+ ("x", "1.2.3"),
+ ("2.*.*", "2.1.3"),
+ ("1.2.*", "1.2.3"),
+ ("1.2.* || 2.*", "2.1.3"),
+ ("1.2.* || 2.*", "1.2.3"),
+ ("*", "1.2.3"),
+ ("2", "2.1.2"),
+ ("2.3", "2.3.1"),
+ ("~0.0.1", "0.0.1"),
+ ("~0.0.1", "0.0.2"),
+ ("~x", "0.0.9"), // >=2.4.0 <2.5.0
+ ("~2", "2.0.9"), // >=2.4.0 <2.5.0
+ ("~2.4", "2.4.0"), // >=2.4.0 <2.5.0
+ ("~2.4", "2.4.5"),
+ ("~>3.2.1", "3.2.2"), // >=3.2.1 <3.3.0,
+ ("~1", "1.2.3"), // >=1.0.0 <2.0.0
+ ("~>1", "1.2.3"),
+ ("~> 1", "1.2.3"),
+ ("~1.0", "1.0.2"), // >=1.0.0 <1.1.0,
+ ("~ 1.0", "1.0.2"),
+ ("~ 1.0.3", "1.0.12"),
+ ("~ 1.0.3alpha", "1.0.12"),
+ (">=1", "1.0.0"),
+ (">= 1", "1.0.0"),
+ ("<1.2", "1.1.1"),
+ ("< 1.2", "1.1.1"),
+ ("~v0.5.4-pre", "0.5.5"),
+ ("~v0.5.4-pre", "0.5.4"),
+ ("=0.7.x", "0.7.2"),
+ ("<=0.7.x", "0.7.2"),
+ (">=0.7.x", "0.7.2"),
+ ("<=0.7.x", "0.6.2"),
+ ("~1.2.1 >=1.2.3", "1.2.3"),
+ ("~1.2.1 =1.2.3", "1.2.3"),
+ ("~1.2.1 1.2.3", "1.2.3"),
+ ("~1.2.1 >=1.2.3 1.2.3", "1.2.3"),
+ ("~1.2.1 1.2.3 >=1.2.3", "1.2.3"),
+ ("~1.2.1 1.2.3", "1.2.3"),
+ (">=1.2.1 1.2.3", "1.2.3"),
+ ("1.2.3 >=1.2.1", "1.2.3"),
+ (">=1.2.3 >=1.2.1", "1.2.3"),
+ (">=1.2.1 >=1.2.3", "1.2.3"),
+ (">=1.2", "1.2.8"),
+ ("^1.2.3", "1.8.1"),
+ ("^0.1.2", "0.1.2"),
+ ("^0.1", "0.1.2"),
+ ("^0.0.1", "0.0.1"),
+ ("^1.2", "1.4.2"),
+ ("^1.2 ^1", "1.4.2"),
+ ("^1.2.3-alpha", "1.2.3-pre"),
+ ("^1.2.0-alpha", "1.2.0-pre"),
+ ("^0.0.1-alpha", "0.0.1-beta"),
+ ("^0.0.1-alpha", "0.0.1"),
+ ("^0.1.1-alpha", "0.1.1-beta"),
+ ("^x", "1.2.3"),
+ ("x - 1.0.0", "0.9.7"),
+ ("x - 1.x", "0.9.7"),
+ ("1.0.0 - x", "1.9.7"),
+ ("1.x - x", "1.9.7"),
+ ("<=7.x", "7.9.9"),
+ ];
+ for (req_text, version_text) in fixtures {
+ let req = NpmVersionReq::parse(req_text).unwrap();
+ let version = NpmVersion::parse(version_text).unwrap();
+ assert!(
+ req.satisfies(&version),
+ "Checking {} satisfies {}",
+ req_text,
+ version_text
+ );
+ }
+ }
+
+ #[test]
+ fn range_not_satisfies() {
+ let fixtures = &[
+ ("1.0.0 - 2.0.0", "2.2.3"),
+ ("1.2.3+asdf - 2.4.3+asdf", "1.2.3-pre.2"),
+ ("1.2.3+asdf - 2.4.3+asdf", "2.4.3-alpha"),
+ ("^1.2.3+build", "2.0.0"),
+ ("^1.2.3+build", "1.2.0"),
+ ("^1.2.3", "1.2.3-pre"),
+ ("^1.2", "1.2.0-pre"),
+ (">1.2", "1.3.0-beta"),
+ ("<=1.2.3", "1.2.3-beta"),
+ ("^1.2.3", "1.2.3-beta"),
+ ("=0.7.x", "0.7.0-asdf"),
+ (">=0.7.x", "0.7.0-asdf"),
+ ("<=0.7.x", "0.7.0-asdf"),
+ ("1", "1.0.0beta"),
+ ("<1", "1.0.0beta"),
+ ("< 1", "1.0.0beta"),
+ ("1.0.0", "1.0.1"),
+ (">=1.0.0", "0.0.0"),
+ (">=1.0.0", "0.0.1"),
+ (">=1.0.0", "0.1.0"),
+ (">1.0.0", "0.0.1"),
+ (">1.0.0", "0.1.0"),
+ ("<=2.0.0", "3.0.0"),
+ ("<=2.0.0", "2.9999.9999"),
+ ("<=2.0.0", "2.2.9"),
+ ("<2.0.0", "2.9999.9999"),
+ ("<2.0.0", "2.2.9"),
+ (">=0.1.97", "v0.1.93"),
+ (">=0.1.97", "0.1.93"),
+ ("0.1.20 || 1.2.4", "1.2.3"),
+ (">=0.2.3 || <0.0.1", "0.0.3"),
+ (">=0.2.3 || <0.0.1", "0.2.2"),
+ ("2.x.x", "1.1.3"),
+ ("2.x.x", "3.1.3"),
+ ("1.2.x", "1.3.3"),
+ ("1.2.x || 2.x", "3.1.3"),
+ ("1.2.x || 2.x", "1.1.3"),
+ ("2.*.*", "1.1.3"),
+ ("2.*.*", "3.1.3"),
+ ("1.2.*", "1.3.3"),
+ ("1.2.* || 2.*", "3.1.3"),
+ ("1.2.* || 2.*", "1.1.3"),
+ ("2", "1.1.2"),
+ ("2.3", "2.4.1"),
+ ("~0.0.1", "0.1.0-alpha"),
+ ("~0.0.1", "0.1.0"),
+ ("~2.4", "2.5.0"), // >=2.4.0 <2.5.0
+ ("~2.4", "2.3.9"),
+ ("~>3.2.1", "3.3.2"), // >=3.2.1 <3.3.0
+ ("~>3.2.1", "3.2.0"), // >=3.2.1 <3.3.0
+ ("~1", "0.2.3"), // >=1.0.0 <2.0.0
+ ("~>1", "2.2.3"),
+ ("~1.0", "1.1.0"), // >=1.0.0 <1.1.0
+ ("<1", "1.0.0"),
+ (">=1.2", "1.1.1"),
+ ("1", "2.0.0beta"),
+ ("~v0.5.4-beta", "0.5.4-alpha"),
+ ("=0.7.x", "0.8.2"),
+ (">=0.7.x", "0.6.2"),
+ ("<0.7.x", "0.7.2"),
+ ("<1.2.3", "1.2.3-beta"),
+ ("=1.2.3", "1.2.3-beta"),
+ (">1.2", "1.2.8"),
+ ("^0.0.1", "0.0.2-alpha"),
+ ("^0.0.1", "0.0.2"),
+ ("^1.2.3", "2.0.0-alpha"),
+ ("^1.2.3", "1.2.2"),
+ ("^1.2", "1.1.9"),
+ ("*", "v1.2.3-foo"),
+ ("^1.0.0", "2.0.0-rc1"),
+ ("1 - 2", "2.0.0-pre"),
+ ("1 - 2", "1.0.0-pre"),
+ ("1.0 - 2", "1.0.0-pre"),
+ ("1.1.x", "1.0.0-a"),
+ ("1.1.x", "1.1.0-a"),
+ ("1.1.x", "1.2.0-a"),
+ ("1.x", "1.0.0-a"),
+ ("1.x", "1.1.0-a"),
+ ("1.x", "1.2.0-a"),
+ (">=1.0.0 <1.1.0", "1.1.0"),
+ (">=1.0.0 <1.1.0", "1.1.0-pre"),
+ (">=1.0.0 <1.1.0-pre", "1.1.0-pre"),
+ ];
+
+ for (req_text, version_text) in fixtures {
+ let req = NpmVersionReq::parse(req_text).unwrap();
+ let version = NpmVersion::parse(version_text).unwrap();
+ assert!(
+ !req.satisfies(&version),
+ "Checking {} not satisfies {}",
+ req_text,
+ version_text
+ );
+ }
+ }
+}
diff --git a/cli/npm/semver/range.rs b/cli/npm/semver/range.rs
new file mode 100644
index 000000000..faf11580b
--- /dev/null
+++ b/cli/npm/semver/range.rs
@@ -0,0 +1,506 @@
+// Copyright 2018-2022 the Deno authors. All rights reserved. MIT license.
+
+use std::cmp::Ordering;
+
+use super::NpmVersion;
+
+/// Collection of ranges.
+#[derive(Debug, Clone, PartialEq, Eq, Hash)]
+pub struct VersionRangeSet(pub Vec<VersionRange>);
+
+impl VersionRangeSet {
+ pub fn satisfies(&self, version: &NpmVersion) -> bool {
+ self.0.iter().any(|r| r.satisfies(version))
+ }
+}
+
+#[derive(Debug, Clone, PartialEq, Eq, Hash)]
+pub enum RangeBound {
+ Version(VersionBound),
+ Unbounded, // matches everything
+}
+
+impl RangeBound {
+ pub fn inclusive(version: NpmVersion) -> Self {
+ Self::version(VersionBoundKind::Inclusive, version)
+ }
+
+ pub fn exclusive(version: NpmVersion) -> Self {
+ Self::version(VersionBoundKind::Exclusive, version)
+ }
+
+ pub fn version(kind: VersionBoundKind, version: NpmVersion) -> Self {
+ Self::Version(VersionBound::new(kind, version))
+ }
+
+ pub fn clamp_start(&self, other: &RangeBound) -> RangeBound {
+ match &self {
+ RangeBound::Unbounded => other.clone(),
+ RangeBound::Version(self_bound) => RangeBound::Version(match &other {
+ RangeBound::Unbounded => self_bound.clone(),
+ RangeBound::Version(other_bound) => {
+ match self_bound.version.cmp(&other_bound.version) {
+ Ordering::Greater => self_bound.clone(),
+ Ordering::Less => other_bound.clone(),
+ Ordering::Equal => match self_bound.kind {
+ VersionBoundKind::Exclusive => self_bound.clone(),
+ VersionBoundKind::Inclusive => other_bound.clone(),
+ },
+ }
+ }
+ }),
+ }
+ }
+
+ pub fn clamp_end(&self, other: &RangeBound) -> RangeBound {
+ match &self {
+ RangeBound::Unbounded => other.clone(),
+ RangeBound::Version(self_bound) => {
+ RangeBound::Version(match other {
+ RangeBound::Unbounded => self_bound.clone(),
+ RangeBound::Version(other_bound) => {
+ match self_bound.version.cmp(&other_bound.version) {
+ // difference with above is the next two lines are switched
+ Ordering::Greater => other_bound.clone(),
+ Ordering::Less => self_bound.clone(),
+ Ordering::Equal => match self_bound.kind {
+ VersionBoundKind::Exclusive => self_bound.clone(),
+ VersionBoundKind::Inclusive => other_bound.clone(),
+ },
+ }
+ }
+ })
+ }
+ }
+ }
+
+ pub fn has_pre_with_exact_major_minor_patch(
+ &self,
+ version: &NpmVersion,
+ ) -> bool {
+ if let RangeBound::Version(self_version) = &self {
+ if !self_version.version.pre.is_empty()
+ && self_version.version.major == version.major
+ && self_version.version.minor == version.minor
+ && self_version.version.patch == version.patch
+ {
+ return true;
+ }
+ }
+ false
+ }
+}
+
+#[derive(Debug, Clone, PartialEq, Eq, Hash)]
+pub enum VersionBoundKind {
+ Inclusive,
+ Exclusive,
+}
+
+#[derive(Debug, Clone, PartialEq, Eq, Hash)]
+pub struct VersionBound {
+ pub kind: VersionBoundKind,
+ pub version: NpmVersion,
+}
+
+impl VersionBound {
+ pub fn new(kind: VersionBoundKind, version: NpmVersion) -> Self {
+ Self { kind, version }
+ }
+}
+
+#[derive(Debug, Clone, PartialEq, Eq, Hash)]
+pub struct VersionRange {
+ pub start: RangeBound,
+ pub end: RangeBound,
+}
+
+impl VersionRange {
+ pub fn all() -> VersionRange {
+ VersionRange {
+ start: RangeBound::Version(VersionBound {
+ kind: VersionBoundKind::Inclusive,
+ version: NpmVersion::default(),
+ }),
+ end: RangeBound::Unbounded,
+ }
+ }
+
+ pub fn none() -> VersionRange {
+ VersionRange {
+ start: RangeBound::Version(VersionBound {
+ kind: VersionBoundKind::Inclusive,
+ version: NpmVersion::default(),
+ }),
+ end: RangeBound::Version(VersionBound {
+ kind: VersionBoundKind::Exclusive,
+ version: NpmVersion::default(),
+ }),
+ }
+ }
+
+ /// If this range won't match anything.
+ pub fn is_none(&self) -> bool {
+ if let RangeBound::Version(end) = &self.end {
+ end.kind == VersionBoundKind::Exclusive
+ && end.version.major == 0
+ && end.version.minor == 0
+ && end.version.patch == 0
+ } else {
+ false
+ }
+ }
+
+ pub fn satisfies(&self, version: &NpmVersion) -> bool {
+ let satisfies = self.min_satisfies(version) && self.max_satisfies(version);
+ if satisfies && !version.pre.is_empty() {
+ // check either side of the range has a pre and same version
+ self.start.has_pre_with_exact_major_minor_patch(version)
+ || self.end.has_pre_with_exact_major_minor_patch(version)
+ } else {
+ satisfies
+ }
+ }
+
+ fn min_satisfies(&self, version: &NpmVersion) -> bool {
+ match &self.start {
+ RangeBound::Unbounded => true,
+ RangeBound::Version(bound) => match version.cmp(&bound.version) {
+ Ordering::Less => false,
+ Ordering::Equal => bound.kind == VersionBoundKind::Inclusive,
+ Ordering::Greater => true,
+ },
+ }
+ }
+
+ fn max_satisfies(&self, version: &NpmVersion) -> bool {
+ match &self.end {
+ RangeBound::Unbounded => true,
+ RangeBound::Version(bound) => match version.cmp(&bound.version) {
+ Ordering::Less => true,
+ Ordering::Equal => bound.kind == VersionBoundKind::Inclusive,
+ Ordering::Greater => false,
+ },
+ }
+ }
+
+ pub fn clamp(&self, range: &VersionRange) -> VersionRange {
+ let start = self.start.clamp_start(&range.start);
+ let end = self.end.clamp_end(&range.end);
+ // clamp the start range to the end when greater
+ let start = start.clamp_end(&end);
+ VersionRange { start, end }
+ }
+}
+
+/// A range that could be a wildcard or number value.
+#[derive(Debug, Clone, Copy, PartialEq, Eq)]
+pub enum XRange {
+ Wildcard,
+ Val(u64),
+}
+
+/// A partial version.
+#[derive(Debug, Clone)]
+pub struct Partial {
+ pub major: XRange,
+ pub minor: XRange,
+ pub patch: XRange,
+ pub pre: Vec<String>,
+ pub build: Vec<String>,
+}
+
+impl Partial {
+ pub fn as_tilde_version_range(&self) -> VersionRange {
+ // tilde ranges allow patch-level changes
+ let end = match self.major {
+ XRange::Wildcard => return VersionRange::all(),
+ XRange::Val(major) => match self.minor {
+ XRange::Wildcard => NpmVersion {
+ major: major + 1,
+ minor: 0,
+ patch: 0,
+ pre: Vec::new(),
+ build: Vec::new(),
+ },
+ XRange::Val(minor) => NpmVersion {
+ major,
+ minor: minor + 1,
+ patch: 0,
+ pre: Vec::new(),
+ build: Vec::new(),
+ },
+ },
+ };
+ VersionRange {
+ start: self.as_lower_bound(),
+ end: RangeBound::exclusive(end),
+ }
+ }
+
+ pub fn as_caret_version_range(&self) -> VersionRange {
+ // partial ranges allow patch and minor updates, except when
+ // leading parts are < 1 in which case it will only bump the
+ // first non-zero or patch part
+ let end = match self.major {
+ XRange::Wildcard => return VersionRange::all(),
+ XRange::Val(major) => {
+ let next_major = NpmVersion {
+ major: major + 1,
+ ..Default::default()
+ };
+ if major > 0 {
+ next_major
+ } else {
+ match self.minor {
+ XRange::Wildcard => next_major,
+ XRange::Val(minor) => {
+ let next_minor = NpmVersion {
+ minor: minor + 1,
+ ..Default::default()
+ };
+ if minor > 0 {
+ next_minor
+ } else {
+ match self.patch {
+ XRange::Wildcard => next_minor,
+ XRange::Val(patch) => NpmVersion {
+ patch: patch + 1,
+ ..Default::default()
+ },
+ }
+ }
+ }
+ }
+ }
+ }
+ };
+ VersionRange {
+ start: self.as_lower_bound(),
+ end: RangeBound::Version(VersionBound {
+ kind: VersionBoundKind::Exclusive,
+ version: end,
+ }),
+ }
+ }
+
+ pub fn as_lower_bound(&self) -> RangeBound {
+ RangeBound::inclusive(NpmVersion {
+ major: match self.major {
+ XRange::Val(val) => val,
+ XRange::Wildcard => 0,
+ },
+ minor: match self.minor {
+ XRange::Val(val) => val,
+ XRange::Wildcard => 0,
+ },
+ patch: match self.patch {
+ XRange::Val(val) => val,
+ XRange::Wildcard => 0,
+ },
+ pre: self.pre.clone(),
+ build: self.build.clone(),
+ })
+ }
+
+ pub fn as_upper_bound(&self) -> RangeBound {
+ let mut end = NpmVersion::default();
+ let mut kind = VersionBoundKind::Inclusive;
+ match self.patch {
+ XRange::Wildcard => {
+ end.minor += 1;
+ kind = VersionBoundKind::Exclusive;
+ }
+ XRange::Val(val) => {
+ end.patch = val;
+ }
+ }
+ match self.minor {
+ XRange::Wildcard => {
+ end.minor = 0;
+ end.major += 1;
+ kind = VersionBoundKind::Exclusive;
+ }
+ XRange::Val(val) => {
+ end.minor += val;
+ }
+ }
+ match self.major {
+ XRange::Wildcard => {
+ return RangeBound::Unbounded;
+ }
+ XRange::Val(val) => {
+ end.major += val;
+ }
+ }
+
+ if kind == VersionBoundKind::Inclusive {
+ end.pre = self.pre.clone();
+ }
+
+ RangeBound::version(kind, end)
+ }
+
+ pub fn as_equal_range(&self) -> VersionRange {
+ let major = match self.major {
+ XRange::Wildcard => {
+ return self.as_greater_range(VersionBoundKind::Inclusive)
+ }
+ XRange::Val(val) => val,
+ };
+ let minor = match self.minor {
+ XRange::Wildcard => {
+ return self.as_greater_range(VersionBoundKind::Inclusive)
+ }
+ XRange::Val(val) => val,
+ };
+ let patch = match self.patch {
+ XRange::Wildcard => {
+ return self.as_greater_range(VersionBoundKind::Inclusive)
+ }
+ XRange::Val(val) => val,
+ };
+ let version = NpmVersion {
+ major,
+ minor,
+ patch,
+ pre: self.pre.clone(),
+ build: self.build.clone(),
+ };
+ VersionRange {
+ start: RangeBound::inclusive(version.clone()),
+ end: RangeBound::inclusive(version),
+ }
+ }
+
+ pub fn as_greater_than(
+ &self,
+ mut start_kind: VersionBoundKind,
+ ) -> VersionRange {
+ let major = match self.major {
+ XRange::Wildcard => match start_kind {
+ VersionBoundKind::Inclusive => return VersionRange::all(),
+ VersionBoundKind::Exclusive => return VersionRange::none(),
+ },
+ XRange::Val(major) => major,
+ };
+ let mut start = NpmVersion::default();
+
+ if start_kind == VersionBoundKind::Inclusive {
+ start.pre = self.pre.clone();
+ }
+
+ start.major = major;
+ match self.minor {
+ XRange::Wildcard => {
+ if start_kind == VersionBoundKind::Exclusive {
+ start_kind = VersionBoundKind::Inclusive;
+ start.major += 1;
+ }
+ }
+ XRange::Val(minor) => {
+ start.minor = minor;
+ }
+ }
+ match self.patch {
+ XRange::Wildcard => {
+ if start_kind == VersionBoundKind::Exclusive {
+ start_kind = VersionBoundKind::Inclusive;
+ start.minor += 1;
+ }
+ }
+ XRange::Val(patch) => {
+ start.patch = patch;
+ }
+ }
+
+ VersionRange {
+ start: RangeBound::version(start_kind, start),
+ end: RangeBound::Unbounded,
+ }
+ }
+
+ pub fn as_less_than(&self, mut end_kind: VersionBoundKind) -> VersionRange {
+ let major = match self.major {
+ XRange::Wildcard => match end_kind {
+ VersionBoundKind::Inclusive => return VersionRange::all(),
+ VersionBoundKind::Exclusive => return VersionRange::none(),
+ },
+ XRange::Val(major) => major,
+ };
+ let mut end = NpmVersion {
+ major,
+ ..Default::default()
+ };
+ match self.minor {
+ XRange::Wildcard => {
+ if end_kind == VersionBoundKind::Inclusive {
+ end.major += 1;
+ }
+ end_kind = VersionBoundKind::Exclusive;
+ }
+ XRange::Val(minor) => {
+ end.minor = minor;
+ }
+ }
+ match self.patch {
+ XRange::Wildcard => {
+ if end_kind == VersionBoundKind::Inclusive {
+ end.minor += 1;
+ }
+ end_kind = VersionBoundKind::Exclusive;
+ }
+ XRange::Val(patch) => {
+ end.patch = patch;
+ }
+ }
+ if end_kind == VersionBoundKind::Inclusive {
+ end.pre = self.pre.clone();
+ }
+ VersionRange {
+ start: RangeBound::Unbounded,
+ end: RangeBound::version(end_kind, end),
+ }
+ }
+
+ pub fn as_greater_range(&self, start_kind: VersionBoundKind) -> VersionRange {
+ let major = match self.major {
+ XRange::Wildcard => return VersionRange::all(),
+ XRange::Val(major) => major,
+ };
+ let mut start = NpmVersion::default();
+ let mut end = NpmVersion::default();
+ start.major = major;
+ end.major = major;
+ match self.patch {
+ XRange::Wildcard => {
+ if self.minor != XRange::Wildcard {
+ end.minor += 1;
+ }
+ }
+ XRange::Val(patch) => {
+ start.patch = patch;
+ end.patch = patch;
+ }
+ }
+ match self.minor {
+ XRange::Wildcard => {
+ end.major += 1;
+ }
+ XRange::Val(minor) => {
+ start.minor = minor;
+ end.minor += minor;
+ }
+ }
+ let end_kind = if start_kind == VersionBoundKind::Inclusive && start == end
+ {
+ VersionBoundKind::Inclusive
+ } else {
+ VersionBoundKind::Exclusive
+ };
+ VersionRange {
+ start: RangeBound::version(start_kind, start),
+ end: RangeBound::version(end_kind, end),
+ }
+ }
+}
diff --git a/cli/npm/semver/specifier.rs b/cli/npm/semver/specifier.rs
new file mode 100644
index 000000000..019360422
--- /dev/null
+++ b/cli/npm/semver/specifier.rs
@@ -0,0 +1,250 @@
+// Copyright 2018-2022 the Deno authors. All rights reserved. MIT license.
+
+use deno_core::anyhow::Context;
+use deno_core::error::AnyError;
+use monch::*;
+
+use super::errors::with_failure_handling;
+use super::range::Partial;
+use super::range::VersionBoundKind;
+use super::range::VersionRange;
+use super::range::XRange;
+use super::NpmVersion;
+
+/// Version requirement found in npm specifiers.
+#[derive(Clone, Debug, PartialEq, Eq, Hash)]
+pub struct SpecifierVersionReq {
+ raw_text: String,
+ range: VersionRange,
+}
+
+impl std::fmt::Display for SpecifierVersionReq {
+ fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+ write!(f, "{}", self.raw_text)
+ }
+}
+
+impl SpecifierVersionReq {
+ pub fn parse(text: &str) -> Result<Self, AnyError> {
+ with_failure_handling(parse_npm_specifier)(text).with_context(|| {
+ format!("Invalid npm specifier version requirement '{}'.", text)
+ })
+ }
+
+ pub fn matches(&self, version: &NpmVersion) -> bool {
+ self.range.satisfies(version)
+ }
+}
+
+fn parse_npm_specifier(input: &str) -> ParseResult<SpecifierVersionReq> {
+ map(version_range, |range| SpecifierVersionReq {
+ raw_text: input.to_string(),
+ range,
+ })(input)
+}
+
+// Note: Although the code below looks very similar to what's used for
+// parsing npm version requirements, the code here is more strict
+// in order to not allow for people to get ridiculous when using
+// npm specifiers.
+
+// version_range ::= partial | tilde | caret
+fn version_range(input: &str) -> ParseResult<VersionRange> {
+ or3(
+ map(preceded(ch('~'), partial), |partial| {
+ partial.as_tilde_version_range()
+ }),
+ map(preceded(ch('^'), partial), |partial| {
+ partial.as_caret_version_range()
+ }),
+ map(partial, |partial| {
+ partial.as_greater_range(VersionBoundKind::Inclusive)
+ }),
+ )(input)
+}
+
+// partial ::= xr ( '.' xr ( '.' xr qualifier ? )? )?
+fn partial(input: &str) -> ParseResult<Partial> {
+ let (input, major) = xr()(input)?;
+ let (input, maybe_minor) = maybe(preceded(ch('.'), xr()))(input)?;
+ let (input, maybe_patch) = if maybe_minor.is_some() {
+ maybe(preceded(ch('.'), xr()))(input)?
+ } else {
+ (input, None)
+ };
+ let (input, qual) = if maybe_patch.is_some() {
+ maybe(qualifier)(input)?
+ } else {
+ (input, None)
+ };
+ let qual = qual.unwrap_or_default();
+ Ok((
+ input,
+ Partial {
+ major,
+ minor: maybe_minor.unwrap_or(XRange::Wildcard),
+ patch: maybe_patch.unwrap_or(XRange::Wildcard),
+ pre: qual.pre,
+ build: qual.build,
+ },
+ ))
+}
+
+// xr ::= 'x' | 'X' | '*' | nr
+fn xr<'a>() -> impl Fn(&'a str) -> ParseResult<'a, XRange> {
+ or(
+ map(or3(tag("x"), tag("X"), tag("*")), |_| XRange::Wildcard),
+ map(nr, XRange::Val),
+ )
+}
+
+// nr ::= '0' | ['1'-'9'] ( ['0'-'9'] ) *
+fn nr(input: &str) -> ParseResult<u64> {
+ or(map(tag("0"), |_| 0), move |input| {
+ let (input, result) = if_not_empty(substring(pair(
+ if_true(next_char, |c| c.is_ascii_digit() && *c != '0'),
+ skip_while(|c| c.is_ascii_digit()),
+ )))(input)?;
+ let val = match result.parse::<u64>() {
+ Ok(val) => val,
+ Err(err) => {
+ return ParseError::fail(
+ input,
+ format!("Error parsing '{}' to u64.\n\n{:#}", result, err),
+ )
+ }
+ };
+ Ok((input, val))
+ })(input)
+}
+
+#[derive(Debug, Clone, Default)]
+struct Qualifier {
+ pre: Vec<String>,
+ build: Vec<String>,
+}
+
+// qualifier ::= ( '-' pre )? ( '+' build )?
+fn qualifier(input: &str) -> ParseResult<Qualifier> {
+ let (input, pre_parts) = maybe(pre)(input)?;
+ let (input, build_parts) = maybe(build)(input)?;
+ Ok((
+ input,
+ Qualifier {
+ pre: pre_parts.unwrap_or_default(),
+ build: build_parts.unwrap_or_default(),
+ },
+ ))
+}
+
+// pre ::= parts
+fn pre(input: &str) -> ParseResult<Vec<String>> {
+ preceded(ch('-'), parts)(input)
+}
+
+// build ::= parts
+fn build(input: &str) -> ParseResult<Vec<String>> {
+ preceded(ch('+'), parts)(input)
+}
+
+// parts ::= part ( '.' part ) *
+fn parts(input: &str) -> ParseResult<Vec<String>> {
+ if_not_empty(map(separated_list(part, ch('.')), |text| {
+ text.into_iter().map(ToOwned::to_owned).collect()
+ }))(input)
+}
+
+// part ::= nr | [-0-9A-Za-z]+
+fn part(input: &str) -> ParseResult<&str> {
+ // nr is in the other set, so don't bother checking for it
+ if_true(
+ take_while(|c| c.is_ascii_alphanumeric() || c == '-'),
+ |result| !result.is_empty(),
+ )(input)
+}
+
+#[cfg(test)]
+mod tests {
+ use super::*;
+
+ struct VersionReqTester(SpecifierVersionReq);
+
+ impl VersionReqTester {
+ fn new(text: &str) -> Self {
+ Self(SpecifierVersionReq::parse(text).unwrap())
+ }
+
+ fn matches(&self, version: &str) -> bool {
+ self.0.matches(&NpmVersion::parse(version).unwrap())
+ }
+ }
+
+ #[test]
+ fn version_req_exact() {
+ let tester = VersionReqTester::new("1.0.1");
+ assert!(!tester.matches("1.0.0"));
+ assert!(tester.matches("1.0.1"));
+ assert!(!tester.matches("1.0.2"));
+ assert!(!tester.matches("1.1.1"));
+ }
+
+ #[test]
+ fn version_req_minor() {
+ let tester = VersionReqTester::new("1.1");
+ assert!(!tester.matches("1.0.0"));
+ assert!(tester.matches("1.1.0"));
+ assert!(tester.matches("1.1.1"));
+ assert!(!tester.matches("1.2.0"));
+ assert!(!tester.matches("1.2.1"));
+ }
+
+ #[test]
+ fn version_req_caret() {
+ let tester = VersionReqTester::new("^1.1.1");
+ assert!(!tester.matches("1.1.0"));
+ assert!(tester.matches("1.1.1"));
+ assert!(tester.matches("1.1.2"));
+ assert!(tester.matches("1.2.0"));
+ assert!(!tester.matches("2.0.0"));
+
+ let tester = VersionReqTester::new("^0.1.1");
+ assert!(!tester.matches("0.0.0"));
+ assert!(!tester.matches("0.1.0"));
+ assert!(tester.matches("0.1.1"));
+ assert!(tester.matches("0.1.2"));
+ assert!(!tester.matches("0.2.0"));
+ assert!(!tester.matches("1.0.0"));
+
+ let tester = VersionReqTester::new("^0.0.1");
+ assert!(!tester.matches("0.0.0"));
+ assert!(tester.matches("0.0.1"));
+ assert!(!tester.matches("0.0.2"));
+ assert!(!tester.matches("0.1.0"));
+ assert!(!tester.matches("1.0.0"));
+ }
+
+ #[test]
+ fn version_req_tilde() {
+ let tester = VersionReqTester::new("~1.1.1");
+ assert!(!tester.matches("1.1.0"));
+ assert!(tester.matches("1.1.1"));
+ assert!(tester.matches("1.1.2"));
+ assert!(!tester.matches("1.2.0"));
+ assert!(!tester.matches("2.0.0"));
+
+ let tester = VersionReqTester::new("~0.1.1");
+ assert!(!tester.matches("0.0.0"));
+ assert!(!tester.matches("0.1.0"));
+ assert!(tester.matches("0.1.1"));
+ assert!(tester.matches("0.1.2"));
+ assert!(!tester.matches("0.2.0"));
+ assert!(!tester.matches("1.0.0"));
+
+ let tester = VersionReqTester::new("~0.0.1");
+ assert!(!tester.matches("0.0.0"));
+ assert!(tester.matches("0.0.1"));
+ assert!(tester.matches("0.0.2")); // for some reason this matches, but not with ^
+ assert!(!tester.matches("0.1.0"));
+ assert!(!tester.matches("1.0.0"));
+ }
+}
generated by cgit v1.2.3 (git 2.25.1) at 2025-08-05 17:15:33 +0000