@expo/schemer
Version:
Centralized scheme validation library for Expo
37 lines • 1.38 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.get = exports.pathToSegments = exports.fieldPathToSchema = exports.schemaPointerToFieldPath = exports.fieldPathToSchemaPath = void 0;
const fieldPathToSchemaPath = (fieldPath) => {
return pathToSegments(fieldPath)
.map((segment) => `properties.${segment}`)
.join('.');
};
exports.fieldPathToSchemaPath = fieldPathToSchemaPath;
// Assumption: used only for jsonPointer returned from traverse
const schemaPointerToFieldPath = (jsonPointer) => {
return jsonPointer
.split('/')
.slice(2)
.filter((error) => error !== 'properties')
.join('.');
};
exports.schemaPointerToFieldPath = schemaPointerToFieldPath;
const fieldPathToSchema = (schema, fieldPath) => {
return get(schema, (0, exports.fieldPathToSchemaPath)(fieldPath));
};
exports.fieldPathToSchema = fieldPathToSchema;
function pathToSegments(path) {
return Array.isArray(path) ? path : path.split('.');
}
exports.pathToSegments = pathToSegments;
function get(object, path) {
const segments = pathToSegments(path);
const length = segments.length;
let index = 0;
while (object != null && index < length) {
object = object[segments[index++]];
}
return index && index === length ? object : undefined;
}
exports.get = get;
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