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Fix error when using spread syntax in useTranslation options #1064

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Fix error when using spread syntax in useTranslation options #1064

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2 changes: 1 addition & 1 deletion src/lexers/javascript-lexer.js
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Original file line number Diff line number Diff line change
Expand Up @@ -199,7 +199,7 @@ export default class JavascriptLexer extends BaseLexer {
optionsArgument.kind === ts.SyntaxKind.ObjectLiteralExpression
) {
const keyPrefixNode = optionsArgument.properties.find(
(p) => p.name.escapedText === 'keyPrefix'
(p) => p.name?.escapedText === 'keyPrefix'
)
if (keyPrefixNode != null) {
this.keyPrefix = keyPrefixNode.initializer.text
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9 changes: 9 additions & 0 deletions test/lexers/javascript-lexer.test.js
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Original file line number Diff line number Diff line change
Expand Up @@ -274,6 +274,15 @@ describe('JavascriptLexer', () => {
])
})

it('extracts namespace with spread syntax in useTranslation options', () => {
const Lexer = new JavascriptLexer()
const content =
'const options = {}; const {t} = useTranslation("foo", {...options}); t("bar");'
assert.deepEqual(Lexer.extract(content), [
{ namespace: 'foo', key: 'bar' },
])
})

it('extracts namespace with a custom hook', () => {
const Lexer = new JavascriptLexer({
namespaceFunctions: ['useCustomTranslationHook'],
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