aboutsummaryrefslogtreecommitdiff
path: root/sandbox/testAppNevena/Front/node_modules/@npmcli/git/lib/clone.js
diff options
context:
space:
mode:
Diffstat (limited to 'sandbox/testAppNevena/Front/node_modules/@npmcli/git/lib/clone.js')
-rw-r--r--sandbox/testAppNevena/Front/node_modules/@npmcli/git/lib/clone.js163
1 files changed, 163 insertions, 0 deletions
diff --git a/sandbox/testAppNevena/Front/node_modules/@npmcli/git/lib/clone.js b/sandbox/testAppNevena/Front/node_modules/@npmcli/git/lib/clone.js
new file mode 100644
index 00000000..6754fd76
--- /dev/null
+++ b/sandbox/testAppNevena/Front/node_modules/@npmcli/git/lib/clone.js
@@ -0,0 +1,163 @@
+// The goal here is to minimize both git workload and
+// the number of refs we download over the network.
+//
+// Every method ends up with the checked out working dir
+// at the specified ref, and resolves with the git sha.
+
+// Only certain whitelisted hosts get shallow cloning.
+// Many hosts (including GHE) don't always support it.
+// A failed shallow fetch takes a LOT longer than a full
+// fetch in most cases, so we skip it entirely.
+// Set opts.gitShallow = true/false to force this behavior
+// one way or the other.
+const shallowHosts = new Set([
+ 'github.com',
+ 'gist.github.com',
+ 'gitlab.com',
+ 'bitbucket.com',
+ 'bitbucket.org'
+])
+// we have to use url.parse until we add the same shim that hosted-git-info has
+// to handle scp:// urls
+const { parse } = require('url') // eslint-disable-line node/no-deprecated-api
+const { basename, resolve } = require('path')
+
+const revs = require('./revs.js')
+const spawn = require('./spawn.js')
+const { isWindows } = require('./utils.js')
+
+const pickManifest = require('npm-pick-manifest')
+const fs = require('fs')
+const mkdirp = require('mkdirp')
+
+module.exports = (repo, ref = 'HEAD', target = null, opts = {}) =>
+ revs(repo, opts).then(revs => clone(
+ repo,
+ revs,
+ ref,
+ resolveRef(revs, ref, opts),
+ target || defaultTarget(repo, opts.cwd),
+ opts
+ ))
+
+const maybeShallow = (repo, opts) => {
+ if (opts.gitShallow === false || opts.gitShallow) {
+ return opts.gitShallow
+ }
+ return shallowHosts.has(parse(repo).host)
+}
+
+const defaultTarget = (repo, /* istanbul ignore next */ cwd = process.cwd()) =>
+ resolve(cwd, basename(repo.replace(/[/\\]?\.git$/, '')))
+
+const clone = (repo, revs, ref, revDoc, target, opts) => {
+ if (!revDoc) {
+ return unresolved(repo, ref, target, opts)
+ }
+ if (revDoc.sha === revs.refs.HEAD.sha) {
+ return plain(repo, revDoc, target, opts)
+ }
+ if (revDoc.type === 'tag' || revDoc.type === 'branch') {
+ return branch(repo, revDoc, target, opts)
+ }
+ return other(repo, revDoc, target, opts)
+}
+
+const resolveRef = (revs, ref, opts) => {
+ const { spec = {} } = opts
+ ref = spec.gitCommittish || ref
+ /* istanbul ignore next - will fail anyway, can't pull */
+ if (!revs) {
+ return null
+ }
+ if (spec.gitRange) {
+ return pickManifest(revs, spec.gitRange, opts)
+ }
+ if (!ref) {
+ return revs.refs.HEAD
+ }
+ if (revs.refs[ref]) {
+ return revs.refs[ref]
+ }
+ if (revs.shas[ref]) {
+ return revs.refs[revs.shas[ref][0]]
+ }
+ return null
+}
+
+// pull request or some other kind of advertised ref
+const other = (repo, revDoc, target, opts) => {
+ const shallow = maybeShallow(repo, opts)
+
+ const fetchOrigin = ['fetch', 'origin', revDoc.rawRef]
+ .concat(shallow ? ['--depth=1'] : [])
+
+ const git = (args) => spawn(args, { ...opts, cwd: target })
+ return mkdirp(target)
+ .then(() => git(['init']))
+ .then(() => isWindows(opts)
+ ? git(['config', '--local', '--add', 'core.longpaths', 'true'])
+ : null)
+ .then(() => git(['remote', 'add', 'origin', repo]))
+ .then(() => git(fetchOrigin))
+ .then(() => git(['checkout', revDoc.sha]))
+ .then(() => updateSubmodules(target, opts))
+ .then(() => revDoc.sha)
+}
+
+// tag or branches. use -b
+const branch = (repo, revDoc, target, opts) => {
+ const args = [
+ 'clone',
+ '-b',
+ revDoc.ref,
+ repo,
+ target,
+ '--recurse-submodules'
+ ]
+ if (maybeShallow(repo, opts)) { args.push('--depth=1') }
+ if (isWindows(opts)) { args.push('--config', 'core.longpaths=true') }
+ return spawn(args, opts).then(() => revDoc.sha)
+}
+
+// just the head. clone it
+const plain = (repo, revDoc, target, opts) => {
+ const args = [
+ 'clone',
+ repo,
+ target,
+ '--recurse-submodules'
+ ]
+ if (maybeShallow(repo, opts)) { args.push('--depth=1') }
+ if (isWindows(opts)) { args.push('--config', 'core.longpaths=true') }
+ return spawn(args, opts).then(() => revDoc.sha)
+}
+
+const updateSubmodules = (target, opts) => new Promise(resolve =>
+ fs.stat(target + '/.gitmodules', er => {
+ if (er) {
+ return resolve(null)
+ }
+ return resolve(spawn([
+ 'submodule',
+ 'update',
+ '-q',
+ '--init',
+ '--recursive'
+ ], { ...opts, cwd: target }))
+ }))
+
+const unresolved = (repo, ref, target, opts) => {
+ // can't do this one shallowly, because the ref isn't advertised
+ // but we can avoid checking out the working dir twice, at least
+ const lp = isWindows(opts) ? ['--config', 'core.longpaths=true'] : []
+ const cloneArgs = ['clone', '--mirror', '-q', repo, target + '/.git']
+ const git = (args) => spawn(args, { ...opts, cwd: target })
+ return mkdirp(target)
+ .then(() => git(cloneArgs.concat(lp)))
+ .then(() => git(['init']))
+ .then(() => git(['checkout', ref]))
+ .then(() => updateSubmodules(target, opts))
+ .then(() => git(['rev-parse', '--revs-only', 'HEAD']))
+ .then(({ stdout }) => stdout.trim())
+}