firebase-rules-parser
Version:
Parser for Firebase rule files
116 lines • 8.2 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
/**
* Determine whether the list contains all elements in another list.
*/
const hasAll = (context, closure, self) => {
if (self === undefined) {
throw new Error(`hasAll() -member function did not found refering object.`);
}
const list = closure.self.list;
if (!list) {
throw new Error(`hasAll() -member function did get an list argument.`);
}
if (!Array.isArray(list)) {
throw new Error(`hasAll() -member function expects list argument to be an array, but got an ${typeof list}.`);
}
if (Array.isArray(self)) {
for (const element of self) {
if (!list.includes(element)) {
return false;
}
}
return true;
}
throw new Error(`hasAll() can only be called for an array, Found type : ${typeof self} .`);
};
/**
* Determine whether the list contains any element in another list.
*/
const hasAny = (context, closure, self) => {
if (self === undefined) {
throw new Error(`hasAny() -member function did not found refering object.`);
}
const list = closure.self.list;
if (!list) {
throw new Error(`hasAny() -member function did get an list argument.`);
}
if (!Array.isArray(list)) {
throw new Error(`hasAny() -member function expects list argument to be an array, but got an ${typeof list}.`);
}
if (Array.isArray(self)) {
for (const element of self) {
if (list.includes(element)) {
return true;
}
}
return false;
}
throw new Error(`hasAny() can only be called for an array, Found type : ${typeof self} .`);
};
/**
* Determine whether all elements in the list are present in another list.
*/
const hasOnly = (context, closure, self) => {
if (self === undefined) {
throw new Error(`hasOnly() -member function did not found refering object.`);
}
const list = closure.self.list;
if (!list) {
throw new Error(`hasOnly() -member function did get an list argument.`);
}
if (!Array.isArray(list)) {
throw new Error(`hasOnly() -member function expects list argument to be an array, but got an ${typeof list}.`);
}
if (Array.isArray(self)) {
for (const element of self) {
if (!list.includes(element)) {
return false;
}
}
return true;
}
throw new Error(`hasOnly() can only be called for an array, Found type : ${typeof self} .`);
};
/**
* Join the elements in the list into a string, with a separator.
*/
const join = (context, closure, self) => {
if (self === undefined) {
throw new Error(`join() -member function did not found refering object.`);
}
const separator = closure.self.separator;
if (!separator) {
throw new Error(`join() -member function did get an separator argument.`);
}
if (typeof separator !== 'string') {
throw new Error(`join() -member function expects separator argument to be a string, but got an ${typeof separator}.`);
}
if (Array.isArray(self)) {
return self.reduce((tail, value) => (tail ? tail + ',' + value : value), '');
}
throw new Error(`join() can only be called for an array, Found type : ${typeof self} .`);
};
function registerListFunctions(closure) {
const mapFunctions = {
hasAll: {
callback: hasAll,
argNames: ['list'],
},
hasAny: {
callback: hasAny,
argNames: ['list'],
},
hasOnly: {
callback: hasOnly,
argNames: ['list'],
},
join: {
callback: join,
argNames: ['separator'],
},
};
closure.self = Object.assign({}, closure.self, mapFunctions);
}
exports.default = registerListFunctions;
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