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+'use strict';
+
+var PlainValue = require('./PlainValue-ec8e588e.js');
+var resolveSeq = require('./resolveSeq-d03cb037.js');
+
+/* global atob, btoa, Buffer */
+const binary = {
+ identify: value => value instanceof Uint8Array,
+ // Buffer inherits from Uint8Array
+ default: false,
+ tag: 'tag:yaml.org,2002:binary',
+
+ /**
+ * Returns a Buffer in node and an Uint8Array in browsers
+ *
+ * To use the resulting buffer as an image, you'll want to do something like:
+ *
+ * const blob = new Blob([buffer], { type: 'image/jpeg' })
+ * document.querySelector('#photo').src = URL.createObjectURL(blob)
+ */
+ resolve: (doc, node) => {
+ const src = resolveSeq.resolveString(doc, node);
+
+ if (typeof Buffer === 'function') {
+ return Buffer.from(src, 'base64');
+ } else if (typeof atob === 'function') {
+ // On IE 11, atob() can't handle newlines
+ const str = atob(src.replace(/[\n\r]/g, ''));
+ const buffer = new Uint8Array(str.length);
+
+ for (let i = 0; i < str.length; ++i) buffer[i] = str.charCodeAt(i);
+
+ return buffer;
+ } else {
+ const msg = 'This environment does not support reading binary tags; either Buffer or atob is required';
+ doc.errors.push(new PlainValue.YAMLReferenceError(node, msg));
+ return null;
+ }
+ },
+ options: resolveSeq.binaryOptions,
+ stringify: ({
+ comment,
+ type,
+ value
+ }, ctx, onComment, onChompKeep) => {
+ let src;
+
+ if (typeof Buffer === 'function') {
+ src = value instanceof Buffer ? value.toString('base64') : Buffer.from(value.buffer).toString('base64');
+ } else if (typeof btoa === 'function') {
+ let s = '';
+
+ for (let i = 0; i < value.length; ++i) s += String.fromCharCode(value[i]);
+
+ src = btoa(s);
+ } else {
+ throw new Error('This environment does not support writing binary tags; either Buffer or btoa is required');
+ }
+
+ if (!type) type = resolveSeq.binaryOptions.defaultType;
+
+ if (type === PlainValue.Type.QUOTE_DOUBLE) {
+ value = src;
+ } else {
+ const {
+ lineWidth
+ } = resolveSeq.binaryOptions;
+ const n = Math.ceil(src.length / lineWidth);
+ const lines = new Array(n);
+
+ for (let i = 0, o = 0; i < n; ++i, o += lineWidth) {
+ lines[i] = src.substr(o, lineWidth);
+ }
+
+ value = lines.join(type === PlainValue.Type.BLOCK_LITERAL ? '\n' : ' ');
+ }
+
+ return resolveSeq.stringifyString({
+ comment,
+ type,
+ value
+ }, ctx, onComment, onChompKeep);
+ }
+};
+
+function parsePairs(doc, cst) {
+ const seq = resolveSeq.resolveSeq(doc, cst);
+
+ for (let i = 0; i < seq.items.length; ++i) {
+ let item = seq.items[i];
+ if (item instanceof resolveSeq.Pair) continue;else if (item instanceof resolveSeq.YAMLMap) {
+ if (item.items.length > 1) {
+ const msg = 'Each pair must have its own sequence indicator';
+ throw new PlainValue.YAMLSemanticError(cst, msg);
+ }
+
+ const pair = item.items[0] || new resolveSeq.Pair();
+ if (item.commentBefore) pair.commentBefore = pair.commentBefore ? `${item.commentBefore}\n${pair.commentBefore}` : item.commentBefore;
+ if (item.comment) pair.comment = pair.comment ? `${item.comment}\n${pair.comment}` : item.comment;
+ item = pair;
+ }
+ seq.items[i] = item instanceof resolveSeq.Pair ? item : new resolveSeq.Pair(item);
+ }
+
+ return seq;
+}
+function createPairs(schema, iterable, ctx) {
+ const pairs = new resolveSeq.YAMLSeq(schema);
+ pairs.tag = 'tag:yaml.org,2002:pairs';
+
+ for (const it of iterable) {
+ let key, value;
+
+ if (Array.isArray(it)) {
+ if (it.length === 2) {
+ key = it[0];
+ value = it[1];
+ } else throw new TypeError(`Expected [key, value] tuple: ${it}`);
+ } else if (it && it instanceof Object) {
+ const keys = Object.keys(it);
+
+ if (keys.length === 1) {
+ key = keys[0];
+ value = it[key];
+ } else throw new TypeError(`Expected { key: value } tuple: ${it}`);
+ } else {
+ key = it;
+ }
+
+ const pair = schema.createPair(key, value, ctx);
+ pairs.items.push(pair);
+ }
+
+ return pairs;
+}
+const pairs = {
+ default: false,
+ tag: 'tag:yaml.org,2002:pairs',
+ resolve: parsePairs,
+ createNode: createPairs
+};
+
+class YAMLOMap extends resolveSeq.YAMLSeq {
+ constructor() {
+ super();
+
+ PlainValue._defineProperty(this, "add", resolveSeq.YAMLMap.prototype.add.bind(this));
+
+ PlainValue._defineProperty(this, "delete", resolveSeq.YAMLMap.prototype.delete.bind(this));
+
+ PlainValue._defineProperty(this, "get", resolveSeq.YAMLMap.prototype.get.bind(this));
+
+ PlainValue._defineProperty(this, "has", resolveSeq.YAMLMap.prototype.has.bind(this));
+
+ PlainValue._defineProperty(this, "set", resolveSeq.YAMLMap.prototype.set.bind(this));
+
+ this.tag = YAMLOMap.tag;
+ }
+
+ toJSON(_, ctx) {
+ const map = new Map();
+ if (ctx && ctx.onCreate) ctx.onCreate(map);
+
+ for (const pair of this.items) {
+ let key, value;
+
+ if (pair instanceof resolveSeq.Pair) {
+ key = resolveSeq.toJSON(pair.key, '', ctx);
+ value = resolveSeq.toJSON(pair.value, key, ctx);
+ } else {
+ key = resolveSeq.toJSON(pair, '', ctx);
+ }
+
+ if (map.has(key)) throw new Error('Ordered maps must not include duplicate keys');
+ map.set(key, value);
+ }
+
+ return map;
+ }
+
+}
+
+PlainValue._defineProperty(YAMLOMap, "tag", 'tag:yaml.org,2002:omap');
+
+function parseOMap(doc, cst) {
+ const pairs = parsePairs(doc, cst);
+ const seenKeys = [];
+
+ for (const {
+ key
+ } of pairs.items) {
+ if (key instanceof resolveSeq.Scalar) {
+ if (seenKeys.includes(key.value)) {
+ const msg = 'Ordered maps must not include duplicate keys';
+ throw new PlainValue.YAMLSemanticError(cst, msg);
+ } else {
+ seenKeys.push(key.value);
+ }
+ }
+ }
+
+ return Object.assign(new YAMLOMap(), pairs);
+}
+
+function createOMap(schema, iterable, ctx) {
+ const pairs = createPairs(schema, iterable, ctx);
+ const omap = new YAMLOMap();
+ omap.items = pairs.items;
+ return omap;
+}
+
+const omap = {
+ identify: value => value instanceof Map,
+ nodeClass: YAMLOMap,
+ default: false,
+ tag: 'tag:yaml.org,2002:omap',
+ resolve: parseOMap,
+ createNode: createOMap
+};
+
+class YAMLSet extends resolveSeq.YAMLMap {
+ constructor() {
+ super();
+ this.tag = YAMLSet.tag;
+ }
+
+ add(key) {
+ const pair = key instanceof resolveSeq.Pair ? key : new resolveSeq.Pair(key);
+ const prev = resolveSeq.findPair(this.items, pair.key);
+ if (!prev) this.items.push(pair);
+ }
+
+ get(key, keepPair) {
+ const pair = resolveSeq.findPair(this.items, key);
+ return !keepPair && pair instanceof resolveSeq.Pair ? pair.key instanceof resolveSeq.Scalar ? pair.key.value : pair.key : pair;
+ }
+
+ set(key, value) {
+ if (typeof value !== 'boolean') throw new Error(`Expected boolean value for set(key, value) in a YAML set, not ${typeof value}`);
+ const prev = resolveSeq.findPair(this.items, key);
+
+ if (prev && !value) {
+ this.items.splice(this.items.indexOf(prev), 1);
+ } else if (!prev && value) {
+ this.items.push(new resolveSeq.Pair(key));
+ }
+ }
+
+ toJSON(_, ctx) {
+ return super.toJSON(_, ctx, Set);
+ }
+
+ toString(ctx, onComment, onChompKeep) {
+ if (!ctx) return JSON.stringify(this);
+ if (this.hasAllNullValues()) return super.toString(ctx, onComment, onChompKeep);else throw new Error('Set items must all have null values');
+ }
+
+}
+
+PlainValue._defineProperty(YAMLSet, "tag", 'tag:yaml.org,2002:set');
+
+function parseSet(doc, cst) {
+ const map = resolveSeq.resolveMap(doc, cst);
+ if (!map.hasAllNullValues()) throw new PlainValue.YAMLSemanticError(cst, 'Set items must all have null values');
+ return Object.assign(new YAMLSet(), map);
+}
+
+function createSet(schema, iterable, ctx) {
+ const set = new YAMLSet();
+
+ for (const value of iterable) set.items.push(schema.createPair(value, null, ctx));
+
+ return set;
+}
+
+const set = {
+ identify: value => value instanceof Set,
+ nodeClass: YAMLSet,
+ default: false,
+ tag: 'tag:yaml.org,2002:set',
+ resolve: parseSet,
+ createNode: createSet
+};
+
+const parseSexagesimal = (sign, parts) => {
+ const n = parts.split(':').reduce((n, p) => n * 60 + Number(p), 0);
+ return sign === '-' ? -n : n;
+}; // hhhh:mm:ss.sss
+
+
+const stringifySexagesimal = ({
+ value
+}) => {
+ if (isNaN(value) || !isFinite(value)) return resolveSeq.stringifyNumber(value);
+ let sign = '';
+
+ if (value < 0) {
+ sign = '-';
+ value = Math.abs(value);
+ }
+
+ const parts = [value % 60]; // seconds, including ms
+
+ if (value < 60) {
+ parts.unshift(0); // at least one : is required
+ } else {
+ value = Math.round((value - parts[0]) / 60);
+ parts.unshift(value % 60); // minutes
+
+ if (value >= 60) {
+ value = Math.round((value - parts[0]) / 60);
+ parts.unshift(value); // hours
+ }
+ }
+
+ return sign + parts.map(n => n < 10 ? '0' + String(n) : String(n)).join(':').replace(/000000\d*$/, '') // % 60 may introduce error
+ ;
+};
+
+const intTime = {
+ identify: value => typeof value === 'number',
+ default: true,
+ tag: 'tag:yaml.org,2002:int',
+ format: 'TIME',
+ test: /^([-+]?)([0-9][0-9_]*(?::[0-5]?[0-9])+)$/,
+ resolve: (str, sign, parts) => parseSexagesimal(sign, parts.replace(/_/g, '')),
+ stringify: stringifySexagesimal
+};
+const floatTime = {
+ identify: value => typeof value === 'number',
+ default: true,
+ tag: 'tag:yaml.org,2002:float',
+ format: 'TIME',
+ test: /^([-+]?)([0-9][0-9_]*(?::[0-5]?[0-9])+\.[0-9_]*)$/,
+ resolve: (str, sign, parts) => parseSexagesimal(sign, parts.replace(/_/g, '')),
+ stringify: stringifySexagesimal
+};
+const timestamp = {
+ identify: value => value instanceof Date,
+ default: true,
+ tag: 'tag:yaml.org,2002:timestamp',
+ // If the time zone is omitted, the timestamp is assumed to be specified in UTC. The time part
+ // may be omitted altogether, resulting in a date format. In such a case, the time part is
+ // assumed to be 00:00:00Z (start of day, UTC).
+ test: RegExp('^(?:' + '([0-9]{4})-([0-9]{1,2})-([0-9]{1,2})' + // YYYY-Mm-Dd
+ '(?:(?:t|T|[ \\t]+)' + // t | T | whitespace
+ '([0-9]{1,2}):([0-9]{1,2}):([0-9]{1,2}(\\.[0-9]+)?)' + // Hh:Mm:Ss(.ss)?
+ '(?:[ \\t]*(Z|[-+][012]?[0-9](?::[0-9]{2})?))?' + // Z | +5 | -03:30
+ ')?' + ')$'),
+ resolve: (str, year, month, day, hour, minute, second, millisec, tz) => {
+ if (millisec) millisec = (millisec + '00').substr(1, 3);
+ let date = Date.UTC(year, month - 1, day, hour || 0, minute || 0, second || 0, millisec || 0);
+
+ if (tz && tz !== 'Z') {
+ let d = parseSexagesimal(tz[0], tz.slice(1));
+ if (Math.abs(d) < 30) d *= 60;
+ date -= 60000 * d;
+ }
+
+ return new Date(date);
+ },
+ stringify: ({
+ value
+ }) => value.toISOString().replace(/((T00:00)?:00)?\.000Z$/, '')
+};
+
+/* global console, process, YAML_SILENCE_DEPRECATION_WARNINGS, YAML_SILENCE_WARNINGS */
+function shouldWarn(deprecation) {
+ const env = typeof process !== 'undefined' && process.env || {};
+
+ if (deprecation) {
+ if (typeof YAML_SILENCE_DEPRECATION_WARNINGS !== 'undefined') return !YAML_SILENCE_DEPRECATION_WARNINGS;
+ return !env.YAML_SILENCE_DEPRECATION_WARNINGS;
+ }
+
+ if (typeof YAML_SILENCE_WARNINGS !== 'undefined') return !YAML_SILENCE_WARNINGS;
+ return !env.YAML_SILENCE_WARNINGS;
+}
+
+function warn(warning, type) {
+ if (shouldWarn(false)) {
+ const emit = typeof process !== 'undefined' && process.emitWarning; // This will throw in Jest if `warning` is an Error instance due to
+ // https://github.com/facebook/jest/issues/2549
+
+ if (emit) emit(warning, type);else {
+ // eslint-disable-next-line no-console
+ console.warn(type ? `${type}: ${warning}` : warning);
+ }
+ }
+}
+function warnFileDeprecation(filename) {
+ if (shouldWarn(true)) {
+ const path = filename.replace(/.*yaml[/\\]/i, '').replace(/\.js$/, '').replace(/\\/g, '/');
+ warn(`The endpoint 'yaml/${path}' will be removed in a future release.`, 'DeprecationWarning');
+ }
+}
+const warned = {};
+function warnOptionDeprecation(name, alternative) {
+ if (!warned[name] && shouldWarn(true)) {
+ warned[name] = true;
+ let msg = `The option '${name}' will be removed in a future release`;
+ msg += alternative ? `, use '${alternative}' instead.` : '.';
+ warn(msg, 'DeprecationWarning');
+ }
+}
+
+exports.binary = binary;
+exports.floatTime = floatTime;
+exports.intTime = intTime;
+exports.omap = omap;
+exports.pairs = pairs;
+exports.set = set;
+exports.timestamp = timestamp;
+exports.warn = warn;
+exports.warnFileDeprecation = warnFileDeprecation;
+exports.warnOptionDeprecation = warnOptionDeprecation;