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Fix S5693: Resolve false positive for multer storage engine init #4886

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merged 1 commit into from
Nov 4, 2024
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Fix S5693: Resolve false positive for multer storage engine init #4886

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4 changes: 4 additions & 0 deletions packages/jsts/src/rules/S5693/rule.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -130,6 +130,10 @@ function checkFormidable(context: Rule.RuleContext, callExpression: estree.CallE
}

function checkMulter(context: Rule.RuleContext, callExpression: estree.CallExpression) {
if (callExpression.callee.type === 'MemberExpression') {
return;
}

if (callExpression.arguments.length === 0) {
report(context, callExpression.callee);
return;
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8 changes: 8 additions & 0 deletions packages/jsts/src/rules/S5693/unit.test.ts
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Expand Up @@ -38,6 +38,14 @@ ruleTester.run('Allowing requests with excessive content length is security-sens
code: `
const multer = require('multer');
const upload = multer(options);
const storage = multer.diskStorage({
destination: function (req, file, cb) {
cb(null, '/tmp/my-uploads')
},
filename: function (req, file, cb) {
cb(null, file.fieldname)
}
});
`,
options,
},
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