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fix: ensure SemVer instance passed to inc are not modified #427

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merged 2 commits into from
Apr 11, 2022
Merged

fix: ensure SemVer instance passed to inc are not modified #427

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615b581
test(inc): ensure SemVer instanced passed as input are not modified
louis-bompart Apr 10, 2022
fd67a71
fix(inc): ensure SemVer instanced passed as input are not modified
louis-bompart Jan 28, 2022
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5 changes: 4 additions & 1 deletion functions/inc.js
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Original file line number Diff line number Diff line change
Expand Up @@ -7,7 +7,10 @@ const inc = (version, release, options, identifier) => {
}

try {
return new SemVer(version, options).inc(release, identifier).version
return new SemVer(
version instanceof SemVer ? version.version : version,
options
).inc(release, identifier).version
} catch (er) {
return null
}
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10 changes: 10 additions & 0 deletions test/functions/inc.js
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Original file line number Diff line number Diff line change
Expand Up @@ -10,10 +10,20 @@ test('increment versions test', (t) => {
t.equal(found, wanted, `${cmd} === ${wanted}`)

const parsed = parse(pre, options)
const parsedAsInput = parse(pre, options)
if (wanted) {
parsed.inc(what, id)
t.equal(parsed.version, wanted, `${cmd} object version updated`)
t.equal(parsed.raw, wanted, `${cmd} object raw field updated`)

const preIncObject = JSON.stringify(parsedAsInput)
inc(parsedAsInput, what, options, id)
const postIncObject = JSON.stringify(parsedAsInput)
t.equal(
postIncObject,
preIncObject,
`${cmd} didn't modify its input`
)
} else if (parsed) {
t.throws(() => {
parsed.inc(what, id)
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