| 1 | 'use strict';
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| 2 |
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| 3 | var identity = require('../nodes/identity.js');
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| 4 | var stringify = require('./stringify.js');
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| 5 | var stringifyComment = require('./stringifyComment.js');
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| 6 |
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| 7 | function stringifyDocument(doc, options) {
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| 8 | const lines = [];
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| 9 | let hasDirectives = options.directives === true;
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| 10 | if (options.directives !== false && doc.directives) {
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| 11 | const dir = doc.directives.toString(doc);
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| 12 | if (dir) {
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| 13 | lines.push(dir);
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| 14 | hasDirectives = true;
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| 15 | }
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| 16 | else if (doc.directives.docStart)
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| 17 | hasDirectives = true;
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| 18 | }
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| 19 | if (hasDirectives)
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| 20 | lines.push('---');
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| 21 | const ctx = stringify.createStringifyContext(doc, options);
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| 22 | const { commentString } = ctx.options;
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| 23 | if (doc.commentBefore) {
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| 24 | if (lines.length !== 1)
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| 25 | lines.unshift('');
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| 26 | const cs = commentString(doc.commentBefore);
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| 27 | lines.unshift(stringifyComment.indentComment(cs, ''));
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| 28 | }
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| 29 | let chompKeep = false;
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| 30 | let contentComment = null;
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| 31 | if (doc.contents) {
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| 32 | if (identity.isNode(doc.contents)) {
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| 33 | if (doc.contents.spaceBefore && hasDirectives)
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| 34 | lines.push('');
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| 35 | if (doc.contents.commentBefore) {
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| 36 | const cs = commentString(doc.contents.commentBefore);
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| 37 | lines.push(stringifyComment.indentComment(cs, ''));
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| 38 | }
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| 39 | // top-level block scalars need to be indented if followed by a comment
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| 40 | ctx.forceBlockIndent = !!doc.comment;
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| 41 | contentComment = doc.contents.comment;
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| 42 | }
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| 43 | const onChompKeep = contentComment ? undefined : () => (chompKeep = true);
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| 44 | let body = stringify.stringify(doc.contents, ctx, () => (contentComment = null), onChompKeep);
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| 45 | if (contentComment)
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| 46 | body += stringifyComment.lineComment(body, '', commentString(contentComment));
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| 47 | if ((body[0] === '|' || body[0] === '>') &&
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| 48 | lines[lines.length - 1] === '---') {
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| 49 | // Top-level block scalars with a preceding doc marker ought to use the
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| 50 | // same line for their header.
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| 51 | lines[lines.length - 1] = `--- ${body}`;
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| 52 | }
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| 53 | else
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| 54 | lines.push(body);
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| 55 | }
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| 56 | else {
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| 57 | lines.push(stringify.stringify(doc.contents, ctx));
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| 58 | }
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| 59 | if (doc.directives?.docEnd) {
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| 60 | if (doc.comment) {
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| 61 | const cs = commentString(doc.comment);
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| 62 | if (cs.includes('\n')) {
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| 63 | lines.push('...');
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| 64 | lines.push(stringifyComment.indentComment(cs, ''));
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| 65 | }
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| 66 | else {
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| 67 | lines.push(`... ${cs}`);
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| 68 | }
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| 69 | }
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| 70 | else {
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| 71 | lines.push('...');
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| 72 | }
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| 73 | }
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| 74 | else {
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| 75 | let dc = doc.comment;
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| 76 | if (dc && chompKeep)
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| 77 | dc = dc.replace(/^\n+/, '');
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| 78 | if (dc) {
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| 79 | if ((!chompKeep || contentComment) && lines[lines.length - 1] !== '')
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| 80 | lines.push('');
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| 81 | lines.push(stringifyComment.indentComment(commentString(dc), ''));
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| 82 | }
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| 83 | }
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| 84 | return lines.join('\n') + '\n';
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| 85 | }
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| 86 |
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| 87 | exports.stringifyDocument = stringifyDocument;
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