| 1 | const formatToList = (items: string[]) =>
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| 2 | items.map((key) => `- ${key}`).join('\n');
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| 3 |
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| 4 | export default function validatePathConfig(config: any, root = true) {
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| 5 | const validKeys = ['initialRouteName', 'screens'];
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| 6 |
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| 7 | if (!root) {
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| 8 | validKeys.push('path', 'exact', 'stringify', 'parse');
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| 9 | }
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| 10 |
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| 11 | const invalidKeys = Object.keys(config).filter(
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| 12 | (key) => !validKeys.includes(key)
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| 13 | );
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| 14 |
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| 15 | if (invalidKeys.length) {
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| 16 | throw new Error(
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| 17 | `Found invalid properties in the configuration:\n${formatToList(
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| 18 | invalidKeys
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| 19 | )}\n\nDid you forget to specify them under a 'screens' property?\n\nYou can only specify the following properties:\n${formatToList(
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| 20 | validKeys
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| 21 | )}\n\nSee https://reactnavigation.org/docs/configuring-links for more details on how to specify a linking configuration.`
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| 22 | );
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| 23 | }
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| 24 |
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| 25 | if (config.screens) {
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| 26 | Object.entries(config.screens).forEach(([_, value]) => {
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| 27 | if (typeof value !== 'string') {
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| 28 | validatePathConfig(value, false);
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| 29 | }
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| 30 | });
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| 31 | }
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| 32 | }
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