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authorMinteck <contact@minteck.org>2022-11-28 17:31:34 +0100
committerMinteck <contact@minteck.org>2022-11-28 17:31:34 +0100
commit7923aa8942b55884320ef2428417e3ee4b121613 (patch)
tree7993632f2898b1998f25b11ce40a8d2eb3d44730 /MistyCore/node_modules/yaml/dist/compose/composer.js
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+'use strict';
+
+var directives = require('../doc/directives.js');
+var Document = require('../doc/Document.js');
+var errors = require('../errors.js');
+var Node = require('../nodes/Node.js');
+var composeDoc = require('./compose-doc.js');
+var resolveEnd = require('./resolve-end.js');
+
+function getErrorPos(src) {
+ if (typeof src === 'number')
+ return [src, src + 1];
+ if (Array.isArray(src))
+ return src.length === 2 ? src : [src[0], src[1]];
+ const { offset, source } = src;
+ return [offset, offset + (typeof source === 'string' ? source.length : 1)];
+}
+function parsePrelude(prelude) {
+ let comment = '';
+ let atComment = false;
+ let afterEmptyLine = false;
+ for (let i = 0; i < prelude.length; ++i) {
+ const source = prelude[i];
+ switch (source[0]) {
+ case '#':
+ comment +=
+ (comment === '' ? '' : afterEmptyLine ? '\n\n' : '\n') +
+ (source.substring(1) || ' ');
+ atComment = true;
+ afterEmptyLine = false;
+ break;
+ case '%':
+ if (prelude[i + 1]?.[0] !== '#')
+ i += 1;
+ atComment = false;
+ break;
+ default:
+ // This may be wrong after doc-end, but in that case it doesn't matter
+ if (!atComment)
+ afterEmptyLine = true;
+ atComment = false;
+ }
+ }
+ return { comment, afterEmptyLine };
+}
+/**
+ * Compose a stream of CST nodes into a stream of YAML Documents.
+ *
+ * ```ts
+ * import { Composer, Parser } from 'yaml'
+ *
+ * const src: string = ...
+ * const tokens = new Parser().parse(src)
+ * const docs = new Composer().compose(tokens)
+ * ```
+ */
+class Composer {
+ constructor(options = {}) {
+ this.doc = null;
+ this.atDirectives = false;
+ this.prelude = [];
+ this.errors = [];
+ this.warnings = [];
+ this.onError = (source, code, message, warning) => {
+ const pos = getErrorPos(source);
+ if (warning)
+ this.warnings.push(new errors.YAMLWarning(pos, code, message));
+ else
+ this.errors.push(new errors.YAMLParseError(pos, code, message));
+ };
+ // eslint-disable-next-line @typescript-eslint/prefer-nullish-coalescing
+ this.directives = new directives.Directives({ version: options.version || '1.2' });
+ this.options = options;
+ }
+ decorate(doc, afterDoc) {
+ const { comment, afterEmptyLine } = parsePrelude(this.prelude);
+ //console.log({ dc: doc.comment, prelude, comment })
+ if (comment) {
+ const dc = doc.contents;
+ if (afterDoc) {
+ doc.comment = doc.comment ? `${doc.comment}\n${comment}` : comment;
+ }
+ else if (afterEmptyLine || doc.directives.docStart || !dc) {
+ doc.commentBefore = comment;
+ }
+ else if (Node.isCollection(dc) && !dc.flow && dc.items.length > 0) {
+ let it = dc.items[0];
+ if (Node.isPair(it))
+ it = it.key;
+ const cb = it.commentBefore;
+ it.commentBefore = cb ? `${comment}\n${cb}` : comment;
+ }
+ else {
+ const cb = dc.commentBefore;
+ dc.commentBefore = cb ? `${comment}\n${cb}` : comment;
+ }
+ }
+ if (afterDoc) {
+ Array.prototype.push.apply(doc.errors, this.errors);
+ Array.prototype.push.apply(doc.warnings, this.warnings);
+ }
+ else {
+ doc.errors = this.errors;
+ doc.warnings = this.warnings;
+ }
+ this.prelude = [];
+ this.errors = [];
+ this.warnings = [];
+ }
+ /**
+ * Current stream status information.
+ *
+ * Mostly useful at the end of input for an empty stream.
+ */
+ streamInfo() {
+ return {
+ comment: parsePrelude(this.prelude).comment,
+ directives: this.directives,
+ errors: this.errors,
+ warnings: this.warnings
+ };
+ }
+ /**
+ * Compose tokens into documents.
+ *
+ * @param forceDoc - If the stream contains no document, still emit a final document including any comments and directives that would be applied to a subsequent document.
+ * @param endOffset - Should be set if `forceDoc` is also set, to set the document range end and to indicate errors correctly.
+ */
+ *compose(tokens, forceDoc = false, endOffset = -1) {
+ for (const token of tokens)
+ yield* this.next(token);
+ yield* this.end(forceDoc, endOffset);
+ }
+ /** Advance the composer by one CST token. */
+ *next(token) {
+ if (process.env.LOG_STREAM)
+ console.dir(token, { depth: null });
+ switch (token.type) {
+ case 'directive':
+ this.directives.add(token.source, (offset, message, warning) => {
+ const pos = getErrorPos(token);
+ pos[0] += offset;
+ this.onError(pos, 'BAD_DIRECTIVE', message, warning);
+ });
+ this.prelude.push(token.source);
+ this.atDirectives = true;
+ break;
+ case 'document': {
+ const doc = composeDoc.composeDoc(this.options, this.directives, token, this.onError);
+ if (this.atDirectives && !doc.directives.docStart)
+ this.onError(token, 'MISSING_CHAR', 'Missing directives-end/doc-start indicator line');
+ this.decorate(doc, false);
+ if (this.doc)
+ yield this.doc;
+ this.doc = doc;
+ this.atDirectives = false;
+ break;
+ }
+ case 'byte-order-mark':
+ case 'space':
+ break;
+ case 'comment':
+ case 'newline':
+ this.prelude.push(token.source);
+ break;
+ case 'error': {
+ const msg = token.source
+ ? `${token.message}: ${JSON.stringify(token.source)}`
+ : token.message;
+ const error = new errors.YAMLParseError(getErrorPos(token), 'UNEXPECTED_TOKEN', msg);
+ if (this.atDirectives || !this.doc)
+ this.errors.push(error);
+ else
+ this.doc.errors.push(error);
+ break;
+ }
+ case 'doc-end': {
+ if (!this.doc) {
+ const msg = 'Unexpected doc-end without preceding document';
+ this.errors.push(new errors.YAMLParseError(getErrorPos(token), 'UNEXPECTED_TOKEN', msg));
+ break;
+ }
+ this.doc.directives.docEnd = true;
+ const end = resolveEnd.resolveEnd(token.end, token.offset + token.source.length, this.doc.options.strict, this.onError);
+ this.decorate(this.doc, true);
+ if (end.comment) {
+ const dc = this.doc.comment;
+ this.doc.comment = dc ? `${dc}\n${end.comment}` : end.comment;
+ }
+ this.doc.range[2] = end.offset;
+ break;
+ }
+ default:
+ this.errors.push(new errors.YAMLParseError(getErrorPos(token), 'UNEXPECTED_TOKEN', `Unsupported token ${token.type}`));
+ }
+ }
+ /**
+ * Call at end of input to yield any remaining document.
+ *
+ * @param forceDoc - If the stream contains no document, still emit a final document including any comments and directives that would be applied to a subsequent document.
+ * @param endOffset - Should be set if `forceDoc` is also set, to set the document range end and to indicate errors correctly.
+ */
+ *end(forceDoc = false, endOffset = -1) {
+ if (this.doc) {
+ this.decorate(this.doc, true);
+ yield this.doc;
+ this.doc = null;
+ }
+ else if (forceDoc) {
+ const opts = Object.assign({ _directives: this.directives }, this.options);
+ const doc = new Document.Document(undefined, opts);
+ if (this.atDirectives)
+ this.onError(endOffset, 'MISSING_CHAR', 'Missing directives-end indicator line');
+ doc.range = [0, endOffset, endOffset];
+ this.decorate(doc, false);
+ yield doc;
+ }
+ }
+}
+
+exports.Composer = Composer;