tessl install tessl/npm-types--react@19.1.0TypeScript definitions for React, the popular JavaScript library for building user interfaces
Agent Success
Agent success rate when using this tile
80%
Improvement
Agent success rate improvement when using this tile compared to baseline
1.48x
Baseline
Agent success rate without this tile
54%
{
"context": "This evaluation assesses the engineer's ability to properly use React's prop utility types (PropsWithChildren and ComponentProps) to create type-safe component wrappers. The focus is on correct usage of these specific utility types from @types/react.",
"type": "weighted_checklist",
"checklist": [
{
"name": "PropsWithChildren usage",
"description": "Card component props interface uses PropsWithChildren<T> or PropsWithChildren utility type to properly type the children prop",
"max_score": 25
},
{
"name": "Card variant typing",
"description": "Card component props are correctly typed with variant as optional union type of 'default' | 'bordered' and padding as optional union type of 'small' | 'medium' | 'large'",
"max_score": 15
},
{
"name": "ComponentProps usage",
"description": "ButtonWrapper uses ComponentProps<'button'> or ComponentPropsWithoutRef<'button'> to extract and inherit all native button element props",
"max_score": 30
},
{
"name": "Icon prop extension",
"description": "ButtonWrapper extends the button props with an additional optional icon prop of type string, demonstrating proper type intersection or interface extension",
"max_score": 15
},
{
"name": "Props forwarding",
"description": "ButtonWrapper properly forwards/spreads all inherited button props to the underlying button element",
"max_score": 10
},
{
"name": "Type safety",
"description": "Both components maintain full type safety with no use of 'any' type, and props are correctly typed in function signatures",
"max_score": 5
}
]
}