source: trip-planner-front/node_modules/semver/ranges/simplify.js@ 6fe77af

Last change on this file since 6fe77af was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago

initial commit

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1// given a set of versions and a range, create a "simplified" range
2// that includes the same versions that the original range does
3// If the original range is shorter than the simplified one, return that.
4const satisfies = require('../functions/satisfies.js')
5const compare = require('../functions/compare.js')
6module.exports = (versions, range, options) => {
7 const set = []
8 let min = null
9 let prev = null
10 const v = versions.sort((a, b) => compare(a, b, options))
11 for (const version of v) {
12 const included = satisfies(version, range, options)
13 if (included) {
14 prev = version
15 if (!min)
16 min = version
17 } else {
18 if (prev) {
19 set.push([min, prev])
20 }
21 prev = null
22 min = null
23 }
24 }
25 if (min)
26 set.push([min, null])
27
28 const ranges = []
29 for (const [min, max] of set) {
30 if (min === max)
31 ranges.push(min)
32 else if (!max && min === v[0])
33 ranges.push('*')
34 else if (!max)
35 ranges.push(`>=${min}`)
36 else if (min === v[0])
37 ranges.push(`<=${max}`)
38 else
39 ranges.push(`${min} - ${max}`)
40 }
41 const simplified = ranges.join(' || ')
42 const original = typeof range.raw === 'string' ? range.raw : String(range)
43 return simplified.length < original.length ? simplified : range
44}
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