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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/resolve-block-scalar.js
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diff --git a/MistyCore/node_modules/yaml/dist/compose/resolve-block-scalar.js b/MistyCore/node_modules/yaml/dist/compose/resolve-block-scalar.js
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+'use strict';
+
+var Scalar = require('../nodes/Scalar.js');
+
+function resolveBlockScalar(scalar, strict, onError) {
+ const start = scalar.offset;
+ const header = parseBlockScalarHeader(scalar, strict, onError);
+ if (!header)
+ return { value: '', type: null, comment: '', range: [start, start, start] };
+ const type = header.mode === '>' ? Scalar.Scalar.BLOCK_FOLDED : Scalar.Scalar.BLOCK_LITERAL;
+ const lines = scalar.source ? splitLines(scalar.source) : [];
+ // determine the end of content & start of chomping
+ let chompStart = lines.length;
+ for (let i = lines.length - 1; i >= 0; --i) {
+ const content = lines[i][1];
+ if (content === '' || content === '\r')
+ chompStart = i;
+ else
+ break;
+ }
+ // shortcut for empty contents
+ if (chompStart === 0) {
+ const value = header.chomp === '+' && lines.length > 0
+ ? '\n'.repeat(Math.max(1, lines.length - 1))
+ : '';
+ let end = start + header.length;
+ if (scalar.source)
+ end += scalar.source.length;
+ return { value, type, comment: header.comment, range: [start, end, end] };
+ }
+ // find the indentation level to trim from start
+ let trimIndent = scalar.indent + header.indent;
+ let offset = scalar.offset + header.length;
+ let contentStart = 0;
+ for (let i = 0; i < chompStart; ++i) {
+ const [indent, content] = lines[i];
+ if (content === '' || content === '\r') {
+ if (header.indent === 0 && indent.length > trimIndent)
+ trimIndent = indent.length;
+ }
+ else {
+ if (indent.length < trimIndent) {
+ const message = 'Block scalars with more-indented leading empty lines must use an explicit indentation indicator';
+ onError(offset + indent.length, 'MISSING_CHAR', message);
+ }
+ if (header.indent === 0)
+ trimIndent = indent.length;
+ contentStart = i;
+ break;
+ }
+ offset += indent.length + content.length + 1;
+ }
+ // include trailing more-indented empty lines in content
+ for (let i = lines.length - 1; i >= chompStart; --i) {
+ if (lines[i][0].length > trimIndent)
+ chompStart = i + 1;
+ }
+ let value = '';
+ let sep = '';
+ let prevMoreIndented = false;
+ // leading whitespace is kept intact
+ for (let i = 0; i < contentStart; ++i)
+ value += lines[i][0].slice(trimIndent) + '\n';
+ for (let i = contentStart; i < chompStart; ++i) {
+ let [indent, content] = lines[i];
+ offset += indent.length + content.length + 1;
+ const crlf = content[content.length - 1] === '\r';
+ if (crlf)
+ content = content.slice(0, -1);
+ /* istanbul ignore if already caught in lexer */
+ if (content && indent.length < trimIndent) {
+ const src = header.indent
+ ? 'explicit indentation indicator'
+ : 'first line';
+ const message = `Block scalar lines must not be less indented than their ${src}`;
+ onError(offset - content.length - (crlf ? 2 : 1), 'BAD_INDENT', message);
+ indent = '';
+ }
+ if (type === Scalar.Scalar.BLOCK_LITERAL) {
+ value += sep + indent.slice(trimIndent) + content;
+ sep = '\n';
+ }
+ else if (indent.length > trimIndent || content[0] === '\t') {
+ // more-indented content within a folded block
+ if (sep === ' ')
+ sep = '\n';
+ else if (!prevMoreIndented && sep === '\n')
+ sep = '\n\n';
+ value += sep + indent.slice(trimIndent) + content;
+ sep = '\n';
+ prevMoreIndented = true;
+ }
+ else if (content === '') {
+ // empty line
+ if (sep === '\n')
+ value += '\n';
+ else
+ sep = '\n';
+ }
+ else {
+ value += sep + content;
+ sep = ' ';
+ prevMoreIndented = false;
+ }
+ }
+ switch (header.chomp) {
+ case '-':
+ break;
+ case '+':
+ for (let i = chompStart; i < lines.length; ++i)
+ value += '\n' + lines[i][0].slice(trimIndent);
+ if (value[value.length - 1] !== '\n')
+ value += '\n';
+ break;
+ default:
+ value += '\n';
+ }
+ const end = start + header.length + scalar.source.length;
+ return { value, type, comment: header.comment, range: [start, end, end] };
+}
+function parseBlockScalarHeader({ offset, props }, strict, onError) {
+ /* istanbul ignore if should not happen */
+ if (props[0].type !== 'block-scalar-header') {
+ onError(props[0], 'IMPOSSIBLE', 'Block scalar header not found');
+ return null;
+ }
+ const { source } = props[0];
+ const mode = source[0];
+ let indent = 0;
+ let chomp = '';
+ let error = -1;
+ for (let i = 1; i < source.length; ++i) {
+ const ch = source[i];
+ if (!chomp && (ch === '-' || ch === '+'))
+ chomp = ch;
+ else {
+ const n = Number(ch);
+ if (!indent && n)
+ indent = n;
+ else if (error === -1)
+ error = offset + i;
+ }
+ }
+ if (error !== -1)
+ onError(error, 'UNEXPECTED_TOKEN', `Block scalar header includes extra characters: ${source}`);
+ let hasSpace = false;
+ let comment = '';
+ let length = source.length;
+ for (let i = 1; i < props.length; ++i) {
+ const token = props[i];
+ switch (token.type) {
+ case 'space':
+ hasSpace = true;
+ // fallthrough
+ case 'newline':
+ length += token.source.length;
+ break;
+ case 'comment':
+ if (strict && !hasSpace) {
+ const message = 'Comments must be separated from other tokens by white space characters';
+ onError(token, 'MISSING_CHAR', message);
+ }
+ length += token.source.length;
+ comment = token.source.substring(1);
+ break;
+ case 'error':
+ onError(token, 'UNEXPECTED_TOKEN', token.message);
+ length += token.source.length;
+ break;
+ /* istanbul ignore next should not happen */
+ default: {
+ const message = `Unexpected token in block scalar header: ${token.type}`;
+ onError(token, 'UNEXPECTED_TOKEN', message);
+ const ts = token.source;
+ if (ts && typeof ts === 'string')
+ length += ts.length;
+ }
+ }
+ }
+ return { mode, indent, chomp, comment, length };
+}
+/** @returns Array of lines split up as `[indent, content]` */
+function splitLines(source) {
+ const split = source.split(/\n( *)/);
+ const first = split[0];
+ const m = first.match(/^( *)/);
+ const line0 = m?.[1]
+ ? [m[1], first.slice(m[1].length)]
+ : ['', first];
+ const lines = [line0];
+ for (let i = 1; i < split.length; i += 2)
+ lines.push([split[i], split[i + 1]]);
+ return lines;
+}
+
+exports.resolveBlockScalar = resolveBlockScalar;