Function validateState

dash/dash-renderer/src/actions/dependencies.js:581–609

(callback)

    const callbackIdsCheckedForState = {};

    function validateState(callback) {
        const {state, output} = callback;

        // ensure we don't check the same callback for state multiple times
        if (callbackIdsCheckedForState[output]) {
            return;
        }
        callbackIdsCheckedForState[output] = 1;

        const cls = 'State';

        state.forEach(({id, property}) => {
            if (typeof id === 'string') {
                const idPath = getPath(paths, id);
                if (!idPath) {
                    if (validateIds) {
                        missingId(id, cls, [callback]);
                    }
                } else {
                    validateProp(id, idPath, property, cls, [callback]);
                }
            }
            // Only validate props for State object ids that we don't need to
            // resolve them to specific inputs or outputs
            else if (!intersection([MATCH, ALLSMALLER], values(id)).length) {
                validateIdPatternProp(id, property, cls, [callback]);
            }
        });
    }

    function validateMap(map, cls, doState) {
        for (const id in map) {