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Throw error when component is undefined or null (#2038) #2041

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Throw error when component is undefined or null (#2038) #2041

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68636d9
throw error when component is undefined or null
AlbertLucianto Feb 2, 2018
07c2e73
Update create-route-map.js
posva Feb 2, 2018
60a3d98
fix false error when it is not just a component
AlbertLucianto Feb 2, 2018
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12 changes: 10 additions & 2 deletions src/create-route-map.js
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Original file line number Diff line number Diff line change
Expand Up @@ -47,7 +47,8 @@ function addRouteRecord (
nameMap: Dictionary<RouteRecord>,
route: RouteConfig,
parent?: RouteRecord,
matchAs?: string
matchAs?: string,
isAnAlias?: boolean
) {
const { path, name } = route
if (process.env.NODE_ENV !== 'production') {
Expand All @@ -57,6 +58,12 @@ function addRouteRecord (
`route config "component" for path: ${String(path || name)} cannot be a ` +
`string id. Use an actual component instead.`
)
warn(
route.component || route.components || route.redirect || route.beforeEnter || isAnAlias,
`route config "component" for path: ${String(path || name)} should be either a ` +
`component (or named component), redirection, navigation guard, or an alias ` +
`to another root.`
)
}

const pathToRegexpOptions: PathToRegexpOptions = route.pathToRegexpOptions || {}
Expand Down Expand Up @@ -128,7 +135,8 @@ function addRouteRecord (
nameMap,
aliasRoute,
parent,
record.path || '/' // matchAs
record.path || '/', // matchAs
true
)
})
}
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6 changes: 6 additions & 0 deletions test/unit/specs/create-map.spec.js
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Original file line number Diff line number Diff line change
Expand Up @@ -78,6 +78,12 @@ describe('Creating Route Map', function () {
}).toThrowError(/"path" is required/)
})

it('in development, throws if component is null or undefined', function () {
process.env.NODE_ENV = 'development'
maps = createRouteMap([{ path: '/' }])
expect(console.warn).toHaveBeenCalled()
})

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@vinibrsl vinibrsl Feb 7, 2019 •
edited
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I would create an spec similar to this one, but to test that this is not affecting production env, with not.toHaveBeenCalled 👍

it('in production, it has not logged this warning', function () {
maps = createRouteMap(routes)
expect(console.warn).not.toHaveBeenCalled()
Expand Down