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test: more coverage for error handling

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This commit is contained in:
Evan You
2019-08-30 16:20:32 -04:00
parent be28f976af
commit 6801885f57
2 changed files with 79 additions and 7 deletions
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21
packages/runtime-core/src/component.ts
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@@ -296,15 +296,24 @@ export function setupStatefulComponent(instance: ComponentInstance) {
// setup returned an inline render function
instance.render = setupResult
} else {
if (__DEV__) {
if (!Component.render) {
warn(
`Component is missing render function. Either provide a template or ` +
`return a render function from setup().`
)
}
if (
setupResult &&
typeof setupResult.then === 'function' &&
typeof setupResult.catch === 'function'
) {
warn(`setup() returned a Promise. setup() cannot be async.`)
}
}
// setup returned bindings.
// assuming a render function compiled from template is present.
instance.data = reactive(setupResult || {})
if (__DEV__ && !Component.render) {
warn(
`Component is missing render function. Either provide a template or ` +
`return a render function from setup().`
)
}
instance.render = (Component.render || NOOP) as RenderFunction
}
} else {