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@hbetts thanks for linking to the npm ticket. I figured this is probably intentional. The issue is that we need to conditionally run npm install for npm versions which don't know about npm ci.
It would be nice to just install the newest npm and use that to install dependencies, but I think shelljs supports a wider range of node versions than npm.
One way to detect support (since I forget which version introduced it) would be:
For what it's worth, npm ci was added in version 5.7.0. I also finally found their Node support policy.
Though, I'm curious, even if you check for the existence of ci, how could the lock file changing issue get resolved on those versions of npm without ci?
how could the lock file changing issue get resolved on those versions of npm without ci?
Basic algorithm is:
Check npm version
- if >= 5.7, use `npm ci`
- else, use `npm install`
In the else-case, I don't expect npm install to change the package-lock. In the if-case, I expect (1) npm ci understands the package-lock, and (2) npm ci understands the package-lock in its format.
I still need to verify these assumptions, however.
#911 flakes as well, which makes me suspect ci-or-install works correctly (although is perhaps overly complicated), and it's appveyor which causes the flakiness.
Activity
chore(travis): fix packagelock for node v8
chore(travis): fix packagelock for node v8
nfischer commentedon Oct 10, 2018
Regression is likely in npm, within the range 5.6.0 (good build) and 6.4.1 (bad build).
nfischer commentedon Oct 10, 2018
Turns out, the fix is not as simple as committing the new format.
masterbranch?Might have to remove
package-lock.json, or exclude it from this the file-check at the end.nfischer commentedon Oct 10, 2018
Or, maybe we can use
npm ciinstead ofnpm installon npm v6+hutson commentedon Oct 23, 2018
Modifications of
package-lock.jsonbynpm installis intentional - npm/npm#21043 (comment)The recommendation that I hear is to always use
npm ciin CI builds to respect thepackage-lock.jsonas-is.nfischer commentedon Oct 24, 2018
@hbetts thanks for linking to the npm ticket. I figured this is probably intentional. The issue is that we need to conditionally run
npm installfor npm versions which don't know aboutnpm ci.It would be nice to just install the newest npm and use that to install dependencies, but I think shelljs supports a wider range of node versions than npm.
One way to detect support (since I forget which version introduced it) would be:
hutson commentedon Oct 24, 2018
For what it's worth,
npm ciwas added in version5.7.0. I also finally found their Node support policy.Though, I'm curious, even if you check for the existence of
ci, how could the lock file changing issue get resolved on those versions of npm withoutci?nfischer commentedon Oct 25, 2018
Basic algorithm is:
In the else-case, I don't expect
npm installto change the package-lock. In the if-case, I expect (1)npm ciunderstands the package-lock, and (2)npm ciunderstands the package-lock in its format.I still need to verify these assumptions, however.
chore(npm): add ci-or-install script
chore(npm): add ci-or-install script (#896)
chore(npm): remove lockfile
chore(npm): remove lockfile
nfischer commentedon Nov 29, 2018
Reopening because #896 is flaking on appveyor. Trying a different approach instead.
chore(npm): remove lockfile
chore(npm): remove lockfile
nfischer commentedon Nov 29, 2018
#911 flakes as well, which makes me suspect
ci-or-installworks correctly (although is perhaps overly complicated), and it's appveyor which causes the flakiness.chore(npm): remove lockfile
chore(npm): remove lockfile (#911)
chore(npm): remove lockfile (#154)