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import operations from 'shared/operations';
const VALID_TOP_KEYS = ['keymaps', 'search', 'blacklist'];
const VALID_OPERATION_VALUES = Object.keys(operations).map((key) => {
return operations[key];
});
const validateInvalidTopKeys = (settings) => {
let invalidKey = Object.keys(settings).find((key) => {
return !VALID_TOP_KEYS.includes(key);
});
if (invalidKey) {
throw Error(`Unknown key: "${invalidKey}"`);
}
};
const validateKeymaps = (keymaps) => {
for (let key of Object.keys(keymaps)) {
let value = keymaps[key];
if (!VALID_OPERATION_VALUES.includes(value.type)) {
throw Error(`Unknown operation: "${value.type}"`);
}
}
};
const validateSearch = (search) => {
let engines = search.engines;
for (let key of Object.keys(engines)) {
if (/\s/.test(key)) {
throw new Error(
`While space in search engine name is not allowed: "${key}"`
);
}
let url = engines[key];
if (!url.match(/{}/)) {
throw new Error(`No {}-placeholders in URL of "${key}"`);
}
if (url.match(/{}/g).length > 1) {
throw new Error(`Multiple {}-placeholders in URL of "${key}"`);
}
}
if (!search.default) {
throw new Error(`Default engine is not set`);
}
if (!Object.keys(engines).includes(search.default)) {
throw new Error(`Default engine "${search.default}" not found`);
}
};
const validate = (settings) => {
validateInvalidTopKeys(settings);
if (settings.keymaps) {
validateKeymaps(settings.keymaps);
}
if (settings.search) {
validateSearch(settings.search);
}
};
export { validate };
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