Function getComponentFromExport

dash/extract-meta.js:209–234

    };

    const getComponentFromExport = exp => {
        const decl = exp.valueDeclaration || exp.declarations[0];
        const type = checker.getTypeOfSymbolAtLocation(exp, decl);
        const typeSymbol = type.symbol || type.aliasSymbol;

        if (!typeSymbol) {
            return exp;
        }

        const symbolName = typeSymbol.getName();

        if (
            (symbolName === 'MemoExoticComponent' ||
                symbolName === 'ForwardRefExoticComponent') &&
            exp.valueDeclaration &&
            ts.isExportAssignment(exp.valueDeclaration) &&
            ts.isCallExpression(exp.valueDeclaration.expression)
        ) {
            const component = checker.getSymbolAtLocation(
                exp.valueDeclaration.expression.arguments[0]
            );

            if (component) return component;
        }
        return exp;
    };

    const getParent = node => {
        let parent = node;