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The missing standard library for TypeScript, for writing production-grade software.
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JavaScript
;
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.prepareResetJournal = exports.isValid = exports.isInvalid = exports.execTodos = exports.commitJournal = exports.collectTodos = exports.analyzeJournal = exports.addTodo = exports.JournalAnalysisReadWrite = exports.JournalAnalysisReadOnly = exports.JournalAnalysisInvalid = void 0;
var Entry = _interopRequireWildcard(require("./entry.js"));
function _getRequireWildcardCache(e) { if ("function" != typeof WeakMap) return null; var r = new WeakMap(), t = new WeakMap(); return (_getRequireWildcardCache = function (e) { return e ? t : r; })(e); }
function _interopRequireWildcard(e, r) { if (!r && e && e.__esModule) return e; if (null === e || "object" != typeof e && "function" != typeof e) return { default: e }; var t = _getRequireWildcardCache(r); if (t && t.has(e)) return t.get(e); var n = { __proto__: null }, a = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var u in e) if ("default" !== u && {}.hasOwnProperty.call(e, u)) { var i = a ? Object.getOwnPropertyDescriptor(e, u) : null; i && (i.get || i.set) ? Object.defineProperty(n, u, i) : n[u] = e[u]; } return n.default = e, t && t.set(e, n), n; }
/** @internal */
const JournalAnalysisInvalid = exports.JournalAnalysisInvalid = "Invalid";
/** @internal */
const JournalAnalysisReadWrite = exports.JournalAnalysisReadWrite = "ReadWrite";
/** @internal */
const JournalAnalysisReadOnly = exports.JournalAnalysisReadOnly = "ReadOnly";
/** @internal */
const commitJournal = journal => {
for (const entry of journal) {
Entry.commit(entry[1]);
}
};
/**
* Analyzes the journal, determining whether it is valid and whether it is
* read only in a single pass. Note that information on whether the
* journal is read only will only be accurate if the journal is valid, due
* to short-circuiting that occurs on an invalid journal.
*
* @internal
*/
exports.commitJournal = commitJournal;
const analyzeJournal = journal => {
let val = JournalAnalysisReadOnly;
for (const [, entry] of journal) {
val = Entry.isInvalid(entry) ? JournalAnalysisInvalid : Entry.isChanged(entry) ? JournalAnalysisReadWrite : val;
if (val === JournalAnalysisInvalid) {
return val;
}
}
return val;
};
/** @internal */
exports.analyzeJournal = analyzeJournal;
const prepareResetJournal = journal => {
const saved = new Map();
for (const entry of journal) {
saved.set(entry[0], Entry.copy(entry[1]));
}
return () => {
journal.clear();
for (const entry of saved) {
journal.set(entry[0], entry[1]);
}
};
};
/** @internal */
exports.prepareResetJournal = prepareResetJournal;
const collectTodos = journal => {
const allTodos = new Map();
for (const [, entry] of journal) {
for (const todo of entry.ref.todos) {
allTodos.set(todo[0], todo[1]);
}
entry.ref.todos = new Map();
}
return allTodos;
};
/** @internal */
exports.collectTodos = collectTodos;
const execTodos = todos => {
const todosSorted = Array.from(todos.entries()).sort((x, y) => x[0] - y[0]);
for (const [_, todo] of todosSorted) {
todo();
}
};
/** @internal */
exports.execTodos = execTodos;
const addTodo = (txnId, journal, todoEffect) => {
let added = false;
for (const [, entry] of journal) {
if (!entry.ref.todos.has(txnId)) {
entry.ref.todos.set(txnId, todoEffect);
added = true;
}
}
return added;
};
/** @internal */
exports.addTodo = addTodo;
const isValid = journal => {
let valid = true;
for (const [, entry] of journal) {
valid = Entry.isValid(entry);
if (!valid) {
return valid;
}
}
return valid;
};
/** @internal */
exports.isValid = isValid;
const isInvalid = journal => {
return !isValid(journal);
};
exports.isInvalid = isInvalid;
//# sourceMappingURL=journal.js.map