/
pkgsDiff.ts
171 lines (158 loc) · 4.93 KB
/
pkgsDiff.ts
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import * as logs from '@pnpm/core-loggers'
import { PackageManifest } from '@pnpm/types'
import * as Rx from 'rxjs'
import { filter, map, mapTo, reduce, scan, startWith, take } from 'rxjs/operators'
import mergeRight from 'ramda/src/mergeRight.js'
import difference from 'ramda/src/difference.js'
export interface PackageDiff {
added: boolean
from?: string
name: string
realName?: string
version?: string
deprecated?: boolean
latest?: string
}
export interface Map<T> {
[index: string]: T
}
export const propertyByDependencyType = {
dev: 'devDependencies',
nodeModulesOnly: 'node_modules',
optional: 'optionalDependencies',
peer: 'peerDependencies',
prod: 'dependencies',
}
export default function (
log$: {
deprecation: Rx.Observable<logs.DeprecationLog>
summary: Rx.Observable<logs.SummaryLog>
root: Rx.Observable<logs.RootLog>
packageManifest: Rx.Observable<logs.PackageManifestLog>
},
opts: {
prefix: string
}
) {
const deprecationSet$ = log$.deprecation
.pipe(
filter((log) => log.prefix === opts.prefix),
scan((acc, log) => {
acc.add(log.pkgId)
return acc
}, new Set()),
startWith(new Set())
)
const filterPrefix = filter((log: { prefix: string }) => log.prefix === opts.prefix)
const pkgsDiff$ = Rx.combineLatest(
log$.root.pipe(filterPrefix),
deprecationSet$
).pipe(
scan((pkgsDiff, args) => {
const rootLog = args[0]
const deprecationSet = args[1] as Set<string>
let action: '-' | '+' | undefined
let log!: any // eslint-disable-line
if (rootLog['added']) {
action = '+'
log = rootLog['added']
} else if (rootLog['removed']) {
action = '-'
log = rootLog['removed']
} else {
return pkgsDiff
}
const depType = log.dependencyType || 'nodeModulesOnly'
const oppositeKey = `${action === '-' ? '+' : '-'}${log.name as string}`
const previous = pkgsDiff[depType][oppositeKey]
if (previous && previous.version === log.version) {
delete pkgsDiff[depType][oppositeKey]
return pkgsDiff
}
pkgsDiff[depType][`${action}${log.name as string}`] = {
added: action === '+',
deprecated: deprecationSet.has(log.id),
from: log.linkedFrom,
latest: log.latest,
name: log.name,
realName: log.realName,
version: log.version,
}
return pkgsDiff
}, {
dev: {},
nodeModulesOnly: {},
optional: {},
peer: {},
prod: {},
} as {
dev: Map<PackageDiff>
nodeModulesOnly: Map<PackageDiff>
optional: Map<PackageDiff>
prod: Map<PackageDiff>
}),
startWith({
dev: {},
nodeModulesOnly: {},
optional: {},
peer: {},
prod: {},
})
)
const packageManifest$ = Rx.merge(
log$.packageManifest.pipe(filterPrefix),
log$.summary.pipe(filterPrefix, mapTo({}))
)
.pipe(
take(2),
reduce(mergeRight, {} as any) // eslint-disable-line @typescript-eslint/no-explicit-any
)
return Rx.combineLatest(
pkgsDiff$,
packageManifest$
)
.pipe(
map(
([pkgsDiff, packageManifests]) => {
if ((packageManifests['initial'] == null) || (packageManifests['updated'] == null)) return pkgsDiff
const initialPackageManifest = removeOptionalFromProdDeps(packageManifests['initial'])
const updatedPackageManifest = removeOptionalFromProdDeps(packageManifests['updated'])
for (const depType of ['peer', 'prod', 'optional', 'dev']) {
const prop = propertyByDependencyType[depType]
const initialDeps = Object.keys(initialPackageManifest[prop] || {})
const updatedDeps = Object.keys(updatedPackageManifest[prop] || {})
const removedDeps = difference(initialDeps, updatedDeps)
for (const removedDep of removedDeps) {
if (!pkgsDiff[depType][`-${removedDep}`]) {
pkgsDiff[depType][`-${removedDep}`] = {
added: false,
name: removedDep,
version: initialPackageManifest[prop][removedDep],
}
}
}
const addedDeps = difference(updatedDeps, initialDeps)
for (const addedDep of addedDeps) {
if (!pkgsDiff[depType][`+${addedDep}`]) {
pkgsDiff[depType][`+${addedDep}`] = {
added: true,
name: addedDep,
version: updatedPackageManifest[prop][addedDep],
}
}
}
}
return pkgsDiff
}
)
)
}
function removeOptionalFromProdDeps (pkg: PackageManifest): PackageManifest {
if ((pkg.dependencies == null) || (pkg.optionalDependencies == null)) return pkg
for (const depName of Object.keys(pkg.dependencies)) {
if (pkg.optionalDependencies[depName]) {
delete pkg.dependencies[depName]
}
}
return pkg
}