From 692451bd6f75b38a71a99f39da405c94a5954a22 Mon Sep 17 00:00:00 2001 From: Marc Bernard <59966492+mbtools@users.noreply.github.com> Date: Wed, 20 Mar 2024 15:58:54 +0100 Subject: [PATCH] chore: various improvements to README (#688) --- README.md | 75 ++++++++++++++++++++++++++++++++----------------------- 1 file changed, 44 insertions(+), 31 deletions(-) diff --git a/README.md b/README.md index a9d3a278..673e9c35 100644 --- a/README.md +++ b/README.md @@ -25,7 +25,7 @@ semver.valid(semver.coerce('v2')) // '2.0.0' semver.valid(semver.coerce('42.6.7.9.3-alpha')) // '42.6.7' ``` -You can also just load the module for the function that you care about, if +You can also just load the module for the function that you care about if you'd like to minimize your footprint. ```js @@ -78,8 +78,8 @@ const semverOutside = require('semver/ranges/outside') const semverGtr = require('semver/ranges/gtr') const semverLtr = require('semver/ranges/ltr') const semverIntersects = require('semver/ranges/intersects') -const simplifyRange = require('semver/ranges/simplify') -const rangeSubset = require('semver/ranges/subset') +const semverSimplifyRange = require('semver/ranges/simplify') +const semverRangeSubset = require('semver/ranges/subset') ``` As a command-line utility: @@ -144,7 +144,7 @@ A leading `"="` or `"v"` character is stripped off and ignored. ## Ranges -A `version range` is a set of `comparators` which specify versions +A `version range` is a set of `comparators` that specify versions that satisfy the range. A `comparator` is composed of an `operator` and a `version`. The set @@ -155,7 +155,7 @@ of primitive `operators` is: * `>` Greater than * `>=` Greater than or equal to * `=` Equal. If no operator is specified, then equality is assumed, - so this operator is optional, but MAY be included. + so this operator is optional but MAY be included. For example, the comparator `>=1.2.7` would match the versions `1.2.7`, `1.2.8`, `2.5.3`, and `1.3.9`, but not the versions `1.2.6` @@ -189,26 +189,26 @@ For example, the range `>1.2.3-alpha.3` would be allowed to match the version `1.2.3-alpha.7`, but it would *not* be satisfied by `3.4.5-alpha.9`, even though `3.4.5-alpha.9` is technically "greater than" `1.2.3-alpha.3` according to the SemVer sort rules. The version -range only accepts prerelease tags on the `1.2.3` version. The -version `3.4.5` *would* satisfy the range, because it does not have a +range only accepts prerelease tags on the `1.2.3` version. +Version `3.4.5` *would* satisfy the range because it does not have a prerelease flag, and `3.4.5` is greater than `1.2.3-alpha.7`. -The purpose for this behavior is twofold. First, prerelease versions +The purpose of this behavior is twofold. First, prerelease versions frequently are updated very quickly, and contain many breaking changes that are (by the author's design) not yet fit for public consumption. -Therefore, by default, they are excluded from range matching +Therefore, by default, they are excluded from range-matching semantics. Second, a user who has opted into using a prerelease version has -clearly indicated the intent to use *that specific* set of +indicated the intent to use *that specific* set of alpha/beta/rc versions. By including a prerelease tag in the range, the user is indicating that they are aware of the risk. However, it is still not appropriate to assume that they have opted into taking a similar risk on the *next* set of prerelease versions. Note that this behavior can be suppressed (treating all prerelease -versions as if they were normal versions, for the purpose of range -matching) by setting the `includePrerelease` flag on the options +versions as if they were normal versions, for range-matching) +by setting the `includePrerelease` flag on the options object to any [functions](https://github.com/npm/node-semver#functions) that do range matching. @@ -401,12 +401,12 @@ All methods and classes take a final `options` object argument. All options in this object are `false` by default. The options supported are: -- `loose` Be more forgiving about not-quite-valid semver strings. +- `loose`: Be more forgiving about not-quite-valid semver strings. (Any resulting output will always be 100% strict compliant, of course.) For backwards compatibility reasons, if the `options` argument is a boolean value instead of an object, it is interpreted to be the `loose` param. -- `includePrerelease` Set to suppress the [default +- `includePrerelease`: Set to suppress the [default behavior](https://github.com/npm/node-semver#prerelease-tags) of excluding prerelease tagged versions from ranges unless they are explicitly opted into. @@ -415,16 +415,20 @@ Strict-mode Comparators and Ranges will be strict about the SemVer strings that they parse. * `valid(v)`: Return the parsed version, or null if it's not valid. -* `inc(v, release)`: Return the version incremented by the release - type (`major`, `premajor`, `minor`, `preminor`, `patch`, +* `inc(v, release, options, identifier, identifierBase)`: + Return the version incremented by the release + type (`major`, `premajor`, `minor`, `preminor`, `patch`, `prepatch`, or `prerelease`), or null if it's not valid * `premajor` in one call will bump the version up to the next major version and down to a prerelease of that major version. `preminor`, and `prepatch` work the same way. - * If called from a non-prerelease version, the `prerelease` will work the - same as `prepatch`. It increments the patch version, then makes a + * If called from a non-prerelease version, `prerelease` will work the + same as `prepatch`. It increments the patch version and then makes a prerelease. If the input version is already a prerelease it simply increments it. + * `identifier` can be used to prefix `premajor`, `preminor`, + `prepatch`, or `prerelease` version increments. `identifierBase` + is the base to be used for the `prerelease` identifier. * `prerelease(v)`: Returns an array of prerelease components, or null if none exist. Example: `prerelease('1.2.3-alpha.1') -> ['alpha', 1]` * `major(v)`: Return the major version number. @@ -442,7 +446,7 @@ strings that they parse. * `lt(v1, v2)`: `v1 < v2` * `lte(v1, v2)`: `v1 <= v2` * `eq(v1, v2)`: `v1 == v2` This is true if they're logically equivalent, - even if they're not the exact same string. You already know how to + even if they're not the same string. You already know how to compare strings. * `neq(v1, v2)`: `v1 != v2` The opposite of `eq`. * `cmp(v1, comparator, v2)`: Pass in a comparison string, and it'll call @@ -451,15 +455,22 @@ strings that they parse. invalid comparison string is provided. * `compare(v1, v2)`: Return `0` if `v1 == v2`, or `1` if `v1` is greater, or `-1` if `v2` is greater. Sorts in ascending order if passed to `Array.sort()`. -* `rcompare(v1, v2)`: The reverse of compare. Sorts an array of versions +* `rcompare(v1, v2)`: The reverse of `compare`. Sorts an array of versions in descending order when passed to `Array.sort()`. * `compareBuild(v1, v2)`: The same as `compare` but considers `build` when two versions are equal. Sorts in ascending order if passed to `Array.sort()`. - `v2` is greater. Sorts in ascending order if passed to `Array.sort()`. -* `diff(v1, v2)`: Returns difference between two versions by the release type +* `compareLoose(v1, v2)`: Short for ``compare(v1, v2, { loose: true })`. +* `diff(v1, v2)`: Returns the difference between two versions by the release type (`major`, `premajor`, `minor`, `preminor`, `patch`, `prepatch`, or `prerelease`), or null if the versions are the same. +### Sorting + +* `sort(versions)`: Returns a sorted array of versions based on the `compareBuild` + function. +* `rsort(versions)`: The reverse of `sort`. Returns an array of versions based on + the `compareBuild` function in descending order. + ### Comparators * `intersects(comparator)`: Return true if the comparators intersect @@ -473,19 +484,19 @@ strings that they parse. that satisfies the range, or `null` if none of them do. * `minSatisfying(versions, range)`: Return the lowest version in the list that satisfies the range, or `null` if none of them do. -* `minVersion(range)`: Return the lowest version that can possibly match +* `minVersion(range)`: Return the lowest version that can match the given range. -* `gtr(version, range)`: Return `true` if version is greater than all the +* `gtr(version, range)`: Return `true` if the version is greater than all the versions possible in the range. -* `ltr(version, range)`: Return `true` if version is less than all the +* `ltr(version, range)`: Return `true` if the version is less than all the versions possible in the range. * `outside(version, range, hilo)`: Return true if the version is outside the bounds of the range in either the high or low direction. The `hilo` argument must be either the string `'>'` or `'<'`. (This is the function called by `gtr` and `ltr`.) -* `intersects(range)`: Return true if any of the ranges comparators intersect +* `intersects(range)`: Return true if any of the range comparators intersect. * `simplifyRange(versions, range)`: Return a "simplified" range that - matches the same items in `versions` list as the range specified. Note + matches the same items in the `versions` list as the range specified. Note that it does *not* guarantee that it would match the same versions in all cases, only for the set of versions provided. This is useful when generating ranges by joining together multiple versions with `||` @@ -498,7 +509,7 @@ strings that they parse. Note that, since ranges may be non-contiguous, a version might not be greater than a range, less than a range, *or* satisfy a range! For example, the range `1.2 <1.2.9 || >2.0.0` would have a hole from `1.2.9` -until `2.0.0`, so the version `1.2.10` would not be greater than the +until `2.0.0`, so version `1.2.10` would not be greater than the range (because `2.0.1` satisfies, which is higher), nor less than the range (since `1.2.8` satisfies, which is lower), and it also does not satisfy the range. @@ -511,13 +522,13 @@ range, use the `satisfies(version, range)` function. * `coerce(version, options)`: Coerces a string to semver if possible This aims to provide a very forgiving translation of a non-semver string to -semver. It looks for the first digit in a string, and consumes all +semver. It looks for the first digit in a string and consumes all remaining characters which satisfy at least a partial semver (e.g., `1`, `1.2`, `1.2.3`) up to the max permitted length (256 characters). Longer versions are simply truncated (`4.6.3.9.2-alpha2` becomes `4.6.3`). All surrounding text is simply ignored (`v3.4 replaces v3.3.1` becomes `3.4.0`). Only text which lacks digits will fail coercion (`version one` -is not valid). The maximum length for any semver component considered for +is not valid). The maximum length for any semver component considered for coercion is 16 characters; longer components will be ignored (`10000000000000000.4.7.4` becomes `4.7.4`). The maximum value for any semver component is `Number.MAX_SAFE_INTEGER || (2**53 - 1)`; higher value @@ -593,7 +604,7 @@ eg), and then pull the module name into the documentation for that specific thing. --> -You may pull in just the part of this semver utility that you need, if you +You may pull in just the part of this semver utility that you need if you are sensitive to packing and tree-shaking concerns. The main `require('semver')` export uses getter functions to lazily load the parts of the API that are used. @@ -636,6 +647,8 @@ The following modules are available: * `require('semver/ranges/min-satisfying')` * `require('semver/ranges/min-version')` * `require('semver/ranges/outside')` +* `require('semver/ranges/simplify')` +* `require('semver/ranges/subset')` * `require('semver/ranges/to-comparators')` * `require('semver/ranges/valid')`