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authorPhilipp Tanlak <philipp.tanlak@gmail.com>2025-11-24 20:54:57 +0100
committerPhilipp Tanlak <philipp.tanlak@gmail.com>2025-11-24 20:57:48 +0100
commitb1e2c8fd5cb5dfa46bc440a12eafaf56cd844b1c (patch)
tree49d360fd6cbc6a2754efe93524ac47ff0fbe0f7d /node_modules/yaml/dist/nodes/YAMLMap.js
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+'use strict';
+
+var stringifyCollection = require('../stringify/stringifyCollection.js');
+var addPairToJSMap = require('./addPairToJSMap.js');
+var Collection = require('./Collection.js');
+var identity = require('./identity.js');
+var Pair = require('./Pair.js');
+var Scalar = require('./Scalar.js');
+
+function findPair(items, key) {
+ const k = identity.isScalar(key) ? key.value : key;
+ for (const it of items) {
+ if (identity.isPair(it)) {
+ if (it.key === key || it.key === k)
+ return it;
+ if (identity.isScalar(it.key) && it.key.value === k)
+ return it;
+ }
+ }
+ return undefined;
+}
+class YAMLMap extends Collection.Collection {
+ static get tagName() {
+ return 'tag:yaml.org,2002:map';
+ }
+ constructor(schema) {
+ super(identity.MAP, schema);
+ this.items = [];
+ }
+ /**
+ * A generic collection parsing method that can be extended
+ * to other node classes that inherit from YAMLMap
+ */
+ static from(schema, obj, ctx) {
+ const { keepUndefined, replacer } = ctx;
+ const map = new this(schema);
+ const add = (key, value) => {
+ if (typeof replacer === 'function')
+ value = replacer.call(obj, key, value);
+ else if (Array.isArray(replacer) && !replacer.includes(key))
+ return;
+ if (value !== undefined || keepUndefined)
+ map.items.push(Pair.createPair(key, value, ctx));
+ };
+ if (obj instanceof Map) {
+ for (const [key, value] of obj)
+ add(key, value);
+ }
+ else if (obj && typeof obj === 'object') {
+ for (const key of Object.keys(obj))
+ add(key, obj[key]);
+ }
+ if (typeof schema.sortMapEntries === 'function') {
+ map.items.sort(schema.sortMapEntries);
+ }
+ return map;
+ }
+ /**
+ * Adds a value to the collection.
+ *
+ * @param overwrite - If not set `true`, using a key that is already in the
+ * collection will throw. Otherwise, overwrites the previous value.
+ */
+ add(pair, overwrite) {
+ let _pair;
+ if (identity.isPair(pair))
+ _pair = pair;
+ else if (!pair || typeof pair !== 'object' || !('key' in pair)) {
+ // In TypeScript, this never happens.
+ _pair = new Pair.Pair(pair, pair?.value);
+ }
+ else
+ _pair = new Pair.Pair(pair.key, pair.value);
+ const prev = findPair(this.items, _pair.key);
+ const sortEntries = this.schema?.sortMapEntries;
+ if (prev) {
+ if (!overwrite)
+ throw new Error(`Key ${_pair.key} already set`);
+ // For scalars, keep the old node & its comments and anchors
+ if (identity.isScalar(prev.value) && Scalar.isScalarValue(_pair.value))
+ prev.value.value = _pair.value;
+ else
+ prev.value = _pair.value;
+ }
+ else if (sortEntries) {
+ const i = this.items.findIndex(item => sortEntries(_pair, item) < 0);
+ if (i === -1)
+ this.items.push(_pair);
+ else
+ this.items.splice(i, 0, _pair);
+ }
+ else {
+ this.items.push(_pair);
+ }
+ }
+ delete(key) {
+ const it = findPair(this.items, key);
+ if (!it)
+ return false;
+ const del = this.items.splice(this.items.indexOf(it), 1);
+ return del.length > 0;
+ }
+ get(key, keepScalar) {
+ const it = findPair(this.items, key);
+ const node = it?.value;
+ return (!keepScalar && identity.isScalar(node) ? node.value : node) ?? undefined;
+ }
+ has(key) {
+ return !!findPair(this.items, key);
+ }
+ set(key, value) {
+ this.add(new Pair.Pair(key, value), true);
+ }
+ /**
+ * @param ctx - Conversion context, originally set in Document#toJS()
+ * @param {Class} Type - If set, forces the returned collection type
+ * @returns Instance of Type, Map, or Object
+ */
+ toJSON(_, ctx, Type) {
+ const map = Type ? new Type() : ctx?.mapAsMap ? new Map() : {};
+ if (ctx?.onCreate)
+ ctx.onCreate(map);
+ for (const item of this.items)
+ addPairToJSMap.addPairToJSMap(ctx, map, item);
+ return map;
+ }
+ toString(ctx, onComment, onChompKeep) {
+ if (!ctx)
+ return JSON.stringify(this);
+ for (const item of this.items) {
+ if (!identity.isPair(item))
+ throw new Error(`Map items must all be pairs; found ${JSON.stringify(item)} instead`);
+ }
+ if (!ctx.allNullValues && this.hasAllNullValues(false))
+ ctx = Object.assign({}, ctx, { allNullValues: true });
+ return stringifyCollection.stringifyCollection(this, ctx, {
+ blockItemPrefix: '',
+ flowChars: { start: '{', end: '}' },
+ itemIndent: ctx.indent || '',
+ onChompKeep,
+ onComment
+ });
+ }
+}
+
+exports.YAMLMap = YAMLMap;
+exports.findPair = findPair;