simplify.js

// given a set of versions and a range, create a "simplified" range
// that includes the same versions that the original range does
// If the original range is shorter than the simplified one, return that.
const satisfies = require('../functions/satisfies.js')
const compare = require('../functions/compare.js')
module.exports = (versions, range, options) => {
  const set = []
  let first = null
  let prev = null
  const v = versions.sort((a, b) => compare(a, b, options))
  for (const version of v) {
    const included = satisfies(version, range, options)
    if (included) {
      prev = version
      if (!first) {
        first = version
      }
    } else {
      if (prev) {
        set.push([first, prev])
      }
      prev = null
      first = null
    }
  }
  if (first) {
    set.push([first, null])
  }

const ranges = []
  for (const [min, max] of set) {
    if (min === max) {
      ranges.push(min)
    } else if (!max && min === v[0]) {
      ranges.push('*')
    } else if (!max) {
      ranges.push(`>=${min}`)
    } else if (min === v[0]) {
      ranges.push(`<=${max}`)
    } else {
      ranges.push(`${min} - ${max}`)
    }
  }
  const simplified = ranges.join(' || ')
  const original = typeof range.raw === 'string' ? range.raw : String(range)
  return simplified.length < original.length ? simplified : range
}

docroot: /home/induvedam/public_html

curdir: /lib/node_modules/npm/node_modules/semver/ranges

	.	4096
	..	4096
X	gtr.js	217
X	intersects.js	201
X	ltr.js	213
X	max-satisfying.js	579
X	min-satisfying.js	577
X	min-version.js	1500
X	outside.js	2190
X	simplify.js	1341
X	subset.js	7418
X	to-comparators.js	268
X	valid.js	312