import isDefined from '../checks/isDefined';
import mustBeDefined from '../checks/mustBeDefined';
import mustSatisfy from '../checks/mustSatisfy';

function haveOwnProperty(prop: string) {
    return function() {
        return "have own property `" + prop + "`"
    }
}

export default function mustHaveOwnProperty(name: string, value: {}, prop: string, contextBuilder?: () => string): void {
    mustBeDefined('name', name)
    mustBeDefined('prop', prop)
    if (isDefined(value)) {
        if (!value.hasOwnProperty(prop)) {
            mustSatisfy(name, false, haveOwnProperty(prop), contextBuilder)
        }
    }
    else {
        mustBeDefined(name, value, contextBuilder)
    }
}