mirror of
https://github.com/swc-project/swc.git
synced 2024-12-23 05:32:09 +03:00
50 lines
1.3 KiB
TypeScript
50 lines
1.3 KiB
TypeScript
// Loaded from https://deno.land/std@0.80.0/encoding/_yaml/type/omap.ts
|
|
|
|
|
|
// Ported from js-yaml v3.13.1:
|
|
// https://github.com/nodeca/js-yaml/commit/665aadda42349dcae869f12040d9b10ef18d12da
|
|
// Copyright 2011-2015 by Vitaly Puzrin. All rights reserved. MIT license.
|
|
// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
|
|
|
|
import { Type } from "../type.ts";
|
|
import type { Any } from "../utils.ts";
|
|
|
|
const _hasOwnProperty = Object.prototype.hasOwnProperty;
|
|
const _toString = Object.prototype.toString;
|
|
|
|
function resolveYamlOmap(data: Any): boolean {
|
|
const objectKeys: string[] = [];
|
|
let pairKey = "";
|
|
let pairHasKey = false;
|
|
|
|
for (const pair of data) {
|
|
pairHasKey = false;
|
|
|
|
if (_toString.call(pair) !== "[object Object]") return false;
|
|
|
|
for (pairKey in pair) {
|
|
if (_hasOwnProperty.call(pair, pairKey)) {
|
|
if (!pairHasKey) pairHasKey = true;
|
|
else return false;
|
|
}
|
|
}
|
|
|
|
if (!pairHasKey) return false;
|
|
|
|
if (objectKeys.indexOf(pairKey) === -1) objectKeys.push(pairKey);
|
|
else return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
function constructYamlOmap(data: Any): Any {
|
|
return data !== null ? data : [];
|
|
}
|
|
|
|
export const omap = new Type("tag:yaml.org,2002:omap", {
|
|
construct: constructYamlOmap,
|
|
kind: "sequence",
|
|
resolve: resolveYamlOmap,
|
|
});
|