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codeql-action/node_modules/eslint/lib/rules/no-multi-assign.js
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/** | |
* @fileoverview Rule to check use of chained assignment expressions | |
* @author Stewart Rand | |
*/ | |
"use strict"; | |
//------------------------------------------------------------------------------ | |
// Rule Definition | |
//------------------------------------------------------------------------------ | |
/** @type {import('../shared/types').Rule} */ | |
module.exports = { | |
meta: { | |
type: "suggestion", | |
docs: { | |
description: "Disallow use of chained assignment expressions", | |
recommended: false, | |
url: "https://eslint.org/docs/latest/rules/no-multi-assign" | |
}, | |
schema: [{ | |
type: "object", | |
properties: { | |
ignoreNonDeclaration: { | |
type: "boolean", | |
default: false | |
} | |
}, | |
additionalProperties: false | |
}], | |
messages: { | |
unexpectedChain: "Unexpected chained assignment." | |
} | |
}, | |
create(context) { | |
//-------------------------------------------------------------------------- | |
// Public | |
//-------------------------------------------------------------------------- | |
const options = context.options[0] || { | |
ignoreNonDeclaration: false | |
}; | |
const selectors = [ | |
"VariableDeclarator > AssignmentExpression.init", | |
"PropertyDefinition > AssignmentExpression.value" | |
]; | |
if (!options.ignoreNonDeclaration) { | |
selectors.push("AssignmentExpression > AssignmentExpression.right"); | |
} | |
return { | |
[selectors](node) { | |
context.report({ | |
node, | |
messageId: "unexpectedChain" | |
}); | |
} | |
}; | |
} | |
}; |