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Use efficient filters

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Andras Schmelczer 2025-12-07 11:30:19 +00:00
commit 3f2ecfb0b6
13 changed files with 82 additions and 47 deletions
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19
frontend/eslint.config.mjs
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@ -55,6 +55,25 @@ export default [
message: "Use replaceAll instead of replace to replace all occurrences of a substring."
}
],
"no-restricted-syntax": [
"error",
{
selector: "CallExpression[callee.property.name='splice'][arguments.length=2][arguments.1.type='Literal'][arguments.1.value=1]",
message: "Use `removeFromArray(array, item)` instead of manually using indexOf + splice(index, 1). Import from 'sync-client/src/utils/remove-from-array'."
},
{
selector: "CallExpression[callee.property.name='filter'] > ArrowFunctionExpression[body.type='BinaryExpression'][body.operator='!==']",
message: "Use `removeFromArray(array, item)` instead of filter(x => x !== item) for better performance. Import from 'sync-client/src/utils/remove-from-array'."
},
{
selector: "CallExpression[callee.property.name='filter'] > ArrowFunctionExpression > BlockStatement > ReturnStatement > BinaryExpression[operator='!==']",
message: "Use `removeFromArray(array, item)` instead of filter(x => { return x !== item }) for better performance. Import from 'sync-client/src/utils/remove-from-array'."
},
{
selector: "CallExpression[callee.property.name='filter'] > FunctionExpression[body.type='BlockStatement'] > BlockStatement > ReturnStatement > BinaryExpression[operator='!==']",
message: "Use `removeFromArray(array, item)` instead of filter(function(x) { return x !== item }) for better performance. Import from 'sync-client/src/utils/remove-from-array'."
}
],
"unused-imports/no-unused-vars": [
"warn",
{