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test(linter/plugins): cases for SourceCode#getFirstToken() and SourceCode#getTokenAfter() #16046

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merged 1 commit into from
Nov 24, 2025
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test(linter/plugins): cases for SourceCode#getFirstToken() and SourceCode#getTokenAfter() #16046

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38 changes: 32 additions & 6 deletions apps/oxlint/test/tokens.test.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -1195,13 +1195,39 @@ describe('when calling getTokenOrCommentAfter', () => {
});
});

// https://github.com/eslint/eslint/blob/v9.39.1/tests/lib/languages/js/source-code/token-store.js#L1604-L1672
describe('when calling getFirstToken & getTokenAfter', () => {
/* oxlint-disable-next-line no-disabled-tests expect-expect */
it('is to be implemented');
/* oxlint-disable-next-line no-unused-expressions */
getFirstToken;
/* oxlint-disable-next-line no-unused-expressions */
getTokenAfter;
it('should retrieve all tokens and comments in the node', () => {
sourceText = '(function(a, /*b,*/ c){})';
const tokens = [];
// TODO: replace this verbatim range with `ast`
let token = getFirstToken({ range: [0, 25] } as Node);

while (token) {
tokens.push(token);
token = getTokenAfter(token, {
includeComments: true,
});
}

expect(tokens.map((token) => token.value)).toEqual(['(', 'function', '(', 'a', ',', 'b,', 'c', ')', '{', '}', ')']);
});

it('should retrieve all tokens and comments in the node (no spaces)', () => {
sourceText = '(function(a,/*b,*/c){})';
const tokens = [];
// TODO: replace this verbatim range with `ast`
let token = getFirstToken({ range: [0, 23] } as Node);

while (token) {
tokens.push(token);
token = getTokenAfter(token, {
includeComments: true,
});
}

expect(tokens.map((token) => token.value)).toEqual(['(', 'function', '(', 'a', ',', 'b,', 'c', ')', '{', '}', ')']);
});
});

describe('when calling getLastToken & getTokenBefore', () => {
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