| 'use strict'; |
| |
| var PlainValue = require('./PlainValue-ec8e588e.js'); |
| |
| class BlankLine extends PlainValue.Node { |
| constructor() { |
| super(PlainValue.Type.BLANK_LINE); |
| } |
| /* istanbul ignore next */ |
| |
| |
| get includesTrailingLines() { |
| // This is never called from anywhere, but if it were, |
| // this is the value it should return. |
| return true; |
| } |
| /** |
| * Parses a blank line from the source |
| * |
| * @param {ParseContext} context |
| * @param {number} start - Index of first \n character |
| * @returns {number} - Index of the character after this |
| */ |
| |
| |
| parse(context, start) { |
| this.context = context; |
| this.range = new PlainValue.Range(start, start + 1); |
| return start + 1; |
| } |
| |
| } |
| |
| class CollectionItem extends PlainValue.Node { |
| constructor(type, props) { |
| super(type, props); |
| this.node = null; |
| } |
| |
| get includesTrailingLines() { |
| return !!this.node && this.node.includesTrailingLines; |
| } |
| /** |
| * @param {ParseContext} context |
| * @param {number} start - Index of first character |
| * @returns {number} - Index of the character after this |
| */ |
| |
| |
| parse(context, start) { |
| this.context = context; |
| const { |
| parseNode, |
| src |
| } = context; |
| let { |
| atLineStart, |
| lineStart |
| } = context; |
| if (!atLineStart && this.type === PlainValue.Type.SEQ_ITEM) this.error = new PlainValue.YAMLSemanticError(this, 'Sequence items must not have preceding content on the same line'); |
| const indent = atLineStart ? start - lineStart : context.indent; |
| let offset = PlainValue.Node.endOfWhiteSpace(src, start + 1); |
| let ch = src[offset]; |
| const inlineComment = ch === '#'; |
| const comments = []; |
| let blankLine = null; |
| |
| while (ch === '\n' || ch === '#') { |
| if (ch === '#') { |
| const end = PlainValue.Node.endOfLine(src, offset + 1); |
| comments.push(new PlainValue.Range(offset, end)); |
| offset = end; |
| } else { |
| atLineStart = true; |
| lineStart = offset + 1; |
| const wsEnd = PlainValue.Node.endOfWhiteSpace(src, lineStart); |
| |
| if (src[wsEnd] === '\n' && comments.length === 0) { |
| blankLine = new BlankLine(); |
| lineStart = blankLine.parse({ |
| src |
| }, lineStart); |
| } |
| |
| offset = PlainValue.Node.endOfIndent(src, lineStart); |
| } |
| |
| ch = src[offset]; |
| } |
| |
| if (PlainValue.Node.nextNodeIsIndented(ch, offset - (lineStart + indent), this.type !== PlainValue.Type.SEQ_ITEM)) { |
| this.node = parseNode({ |
| atLineStart, |
| inCollection: false, |
| indent, |
| lineStart, |
| parent: this |
| }, offset); |
| } else if (ch && lineStart > start + 1) { |
| offset = lineStart - 1; |
| } |
| |
| if (this.node) { |
| if (blankLine) { |
| // Only blank lines preceding non-empty nodes are captured. Note that |
| // this means that collection item range start indices do not always |
| // increase monotonically. -- eemeli/yaml#126 |
| const items = context.parent.items || context.parent.contents; |
| if (items) items.push(blankLine); |
| } |
| |
| if (comments.length) Array.prototype.push.apply(this.props, comments); |
| offset = this.node.range.end; |
| } else { |
| if (inlineComment) { |
| const c = comments[0]; |
| this.props.push(c); |
| offset = c.end; |
| } else { |
| offset = PlainValue.Node.endOfLine(src, start + 1); |
| } |
| } |
| |
| const end = this.node ? this.node.valueRange.end : offset; |
| this.valueRange = new PlainValue.Range(start, end); |
| return offset; |
| } |
| |
| setOrigRanges(cr, offset) { |
| offset = super.setOrigRanges(cr, offset); |
| return this.node ? this.node.setOrigRanges(cr, offset) : offset; |
| } |
| |
| toString() { |
| const { |
| context: { |
| src |
| }, |
| node, |
| range, |
| value |
| } = this; |
| if (value != null) return value; |
| const str = node ? src.slice(range.start, node.range.start) + String(node) : src.slice(range.start, range.end); |
| return PlainValue.Node.addStringTerminator(src, range.end, str); |
| } |
| |
| } |
| |
| class Comment extends PlainValue.Node { |
| constructor() { |
| super(PlainValue.Type.COMMENT); |
| } |
| /** |
| * Parses a comment line from the source |
| * |
| * @param {ParseContext} context |
| * @param {number} start - Index of first character |
| * @returns {number} - Index of the character after this scalar |
| */ |
| |
| |
| parse(context, start) { |
| this.context = context; |
| const offset = this.parseComment(start); |
| this.range = new PlainValue.Range(start, offset); |
| return offset; |
| } |
| |
| } |
| |
| function grabCollectionEndComments(node) { |
| let cnode = node; |
| |
| while (cnode instanceof CollectionItem) cnode = cnode.node; |
| |
| if (!(cnode instanceof Collection)) return null; |
| const len = cnode.items.length; |
| let ci = -1; |
| |
| for (let i = len - 1; i >= 0; --i) { |
| const n = cnode.items[i]; |
| |
| if (n.type === PlainValue.Type.COMMENT) { |
| // Keep sufficiently indented comments with preceding node |
| const { |
| indent, |
| lineStart |
| } = n.context; |
| if (indent > 0 && n.range.start >= lineStart + indent) break; |
| ci = i; |
| } else if (n.type === PlainValue.Type.BLANK_LINE) ci = i;else break; |
| } |
| |
| if (ci === -1) return null; |
| const ca = cnode.items.splice(ci, len - ci); |
| const prevEnd = ca[0].range.start; |
| |
| while (true) { |
| cnode.range.end = prevEnd; |
| if (cnode.valueRange && cnode.valueRange.end > prevEnd) cnode.valueRange.end = prevEnd; |
| if (cnode === node) break; |
| cnode = cnode.context.parent; |
| } |
| |
| return ca; |
| } |
| class Collection extends PlainValue.Node { |
| static nextContentHasIndent(src, offset, indent) { |
| const lineStart = PlainValue.Node.endOfLine(src, offset) + 1; |
| offset = PlainValue.Node.endOfWhiteSpace(src, lineStart); |
| const ch = src[offset]; |
| if (!ch) return false; |
| if (offset >= lineStart + indent) return true; |
| if (ch !== '#' && ch !== '\n') return false; |
| return Collection.nextContentHasIndent(src, offset, indent); |
| } |
| |
| constructor(firstItem) { |
| super(firstItem.type === PlainValue.Type.SEQ_ITEM ? PlainValue.Type.SEQ : PlainValue.Type.MAP); |
| |
| for (let i = firstItem.props.length - 1; i >= 0; --i) { |
| if (firstItem.props[i].start < firstItem.context.lineStart) { |
| // props on previous line are assumed by the collection |
| this.props = firstItem.props.slice(0, i + 1); |
| firstItem.props = firstItem.props.slice(i + 1); |
| const itemRange = firstItem.props[0] || firstItem.valueRange; |
| firstItem.range.start = itemRange.start; |
| break; |
| } |
| } |
| |
| this.items = [firstItem]; |
| const ec = grabCollectionEndComments(firstItem); |
| if (ec) Array.prototype.push.apply(this.items, ec); |
| } |
| |
| get includesTrailingLines() { |
| return this.items.length > 0; |
| } |
| /** |
| * @param {ParseContext} context |
| * @param {number} start - Index of first character |
| * @returns {number} - Index of the character after this |
| */ |
| |
| |
| parse(context, start) { |
| this.context = context; |
| const { |
| parseNode, |
| src |
| } = context; // It's easier to recalculate lineStart here rather than tracking down the |
| // last context from which to read it -- eemeli/yaml#2 |
| |
| let lineStart = PlainValue.Node.startOfLine(src, start); |
| const firstItem = this.items[0]; // First-item context needs to be correct for later comment handling |
| // -- eemeli/yaml#17 |
| |
| firstItem.context.parent = this; |
| this.valueRange = PlainValue.Range.copy(firstItem.valueRange); |
| const indent = firstItem.range.start - firstItem.context.lineStart; |
| let offset = start; |
| offset = PlainValue.Node.normalizeOffset(src, offset); |
| let ch = src[offset]; |
| let atLineStart = PlainValue.Node.endOfWhiteSpace(src, lineStart) === offset; |
| let prevIncludesTrailingLines = false; |
| |
| while (ch) { |
| while (ch === '\n' || ch === '#') { |
| if (atLineStart && ch === '\n' && !prevIncludesTrailingLines) { |
| const blankLine = new BlankLine(); |
| offset = blankLine.parse({ |
| src |
| }, offset); |
| this.valueRange.end = offset; |
| |
| if (offset >= src.length) { |
| ch = null; |
| break; |
| } |
| |
| this.items.push(blankLine); |
| offset -= 1; // blankLine.parse() consumes terminal newline |
| } else if (ch === '#') { |
| if (offset < lineStart + indent && !Collection.nextContentHasIndent(src, offset, indent)) { |
| return offset; |
| } |
| |
| const comment = new Comment(); |
| offset = comment.parse({ |
| indent, |
| lineStart, |
| src |
| }, offset); |
| this.items.push(comment); |
| this.valueRange.end = offset; |
| |
| if (offset >= src.length) { |
| ch = null; |
| break; |
| } |
| } |
| |
| lineStart = offset + 1; |
| offset = PlainValue.Node.endOfIndent(src, lineStart); |
| |
| if (PlainValue.Node.atBlank(src, offset)) { |
| const wsEnd = PlainValue.Node.endOfWhiteSpace(src, offset); |
| const next = src[wsEnd]; |
| |
| if (!next || next === '\n' || next === '#') { |
| offset = wsEnd; |
| } |
| } |
| |
| ch = src[offset]; |
| atLineStart = true; |
| } |
| |
| if (!ch) { |
| break; |
| } |
| |
| if (offset !== lineStart + indent && (atLineStart || ch !== ':')) { |
| if (offset < lineStart + indent) { |
| if (lineStart > start) offset = lineStart; |
| break; |
| } else if (!this.error) { |
| const msg = 'All collection items must start at the same column'; |
| this.error = new PlainValue.YAMLSyntaxError(this, msg); |
| } |
| } |
| |
| if (firstItem.type === PlainValue.Type.SEQ_ITEM) { |
| if (ch !== '-') { |
| if (lineStart > start) offset = lineStart; |
| break; |
| } |
| } else if (ch === '-' && !this.error) { |
| // map key may start with -, as long as it's followed by a non-whitespace char |
| const next = src[offset + 1]; |
| |
| if (!next || next === '\n' || next === '\t' || next === ' ') { |
| const msg = 'A collection cannot be both a mapping and a sequence'; |
| this.error = new PlainValue.YAMLSyntaxError(this, msg); |
| } |
| } |
| |
| const node = parseNode({ |
| atLineStart, |
| inCollection: true, |
| indent, |
| lineStart, |
| parent: this |
| }, offset); |
| if (!node) return offset; // at next document start |
| |
| this.items.push(node); |
| this.valueRange.end = node.valueRange.end; |
| offset = PlainValue.Node.normalizeOffset(src, node.range.end); |
| ch = src[offset]; |
| atLineStart = false; |
| prevIncludesTrailingLines = node.includesTrailingLines; // Need to reset lineStart and atLineStart here if preceding node's range |
| // has advanced to check the current line's indentation level |
| // -- eemeli/yaml#10 & eemeli/yaml#38 |
| |
| if (ch) { |
| let ls = offset - 1; |
| let prev = src[ls]; |
| |
| while (prev === ' ' || prev === '\t') prev = src[--ls]; |
| |
| if (prev === '\n') { |
| lineStart = ls + 1; |
| atLineStart = true; |
| } |
| } |
| |
| const ec = grabCollectionEndComments(node); |
| if (ec) Array.prototype.push.apply(this.items, ec); |
| } |
| |
| return offset; |
| } |
| |
| setOrigRanges(cr, offset) { |
| offset = super.setOrigRanges(cr, offset); |
| this.items.forEach(node => { |
| offset = node.setOrigRanges(cr, offset); |
| }); |
| return offset; |
| } |
| |
| toString() { |
| const { |
| context: { |
| src |
| }, |
| items, |
| range, |
| value |
| } = this; |
| if (value != null) return value; |
| let str = src.slice(range.start, items[0].range.start) + String(items[0]); |
| |
| for (let i = 1; i < items.length; ++i) { |
| const item = items[i]; |
| const { |
| atLineStart, |
| indent |
| } = item.context; |
| if (atLineStart) for (let i = 0; i < indent; ++i) str += ' '; |
| str += String(item); |
| } |
| |
| return PlainValue.Node.addStringTerminator(src, range.end, str); |
| } |
| |
| } |
| |
| class Directive extends PlainValue.Node { |
| constructor() { |
| super(PlainValue.Type.DIRECTIVE); |
| this.name = null; |
| } |
| |
| get parameters() { |
| const raw = this.rawValue; |
| return raw ? raw.trim().split(/[ \t]+/) : []; |
| } |
| |
| parseName(start) { |
| const { |
| src |
| } = this.context; |
| let offset = start; |
| let ch = src[offset]; |
| |
| while (ch && ch !== '\n' && ch !== '\t' && ch !== ' ') ch = src[offset += 1]; |
| |
| this.name = src.slice(start, offset); |
| return offset; |
| } |
| |
| parseParameters(start) { |
| const { |
| src |
| } = this.context; |
| let offset = start; |
| let ch = src[offset]; |
| |
| while (ch && ch !== '\n' && ch !== '#') ch = src[offset += 1]; |
| |
| this.valueRange = new PlainValue.Range(start, offset); |
| return offset; |
| } |
| |
| parse(context, start) { |
| this.context = context; |
| let offset = this.parseName(start + 1); |
| offset = this.parseParameters(offset); |
| offset = this.parseComment(offset); |
| this.range = new PlainValue.Range(start, offset); |
| return offset; |
| } |
| |
| } |
| |
| class Document extends PlainValue.Node { |
| static startCommentOrEndBlankLine(src, start) { |
| const offset = PlainValue.Node.endOfWhiteSpace(src, start); |
| const ch = src[offset]; |
| return ch === '#' || ch === '\n' ? offset : start; |
| } |
| |
| constructor() { |
| super(PlainValue.Type.DOCUMENT); |
| this.directives = null; |
| this.contents = null; |
| this.directivesEndMarker = null; |
| this.documentEndMarker = null; |
| } |
| |
| parseDirectives(start) { |
| const { |
| src |
| } = this.context; |
| this.directives = []; |
| let atLineStart = true; |
| let hasDirectives = false; |
| let offset = start; |
| |
| while (!PlainValue.Node.atDocumentBoundary(src, offset, PlainValue.Char.DIRECTIVES_END)) { |
| offset = Document.startCommentOrEndBlankLine(src, offset); |
| |
| switch (src[offset]) { |
| case '\n': |
| if (atLineStart) { |
| const blankLine = new BlankLine(); |
| offset = blankLine.parse({ |
| src |
| }, offset); |
| |
| if (offset < src.length) { |
| this.directives.push(blankLine); |
| } |
| } else { |
| offset += 1; |
| atLineStart = true; |
| } |
| |
| break; |
| |
| case '#': |
| { |
| const comment = new Comment(); |
| offset = comment.parse({ |
| src |
| }, offset); |
| this.directives.push(comment); |
| atLineStart = false; |
| } |
| break; |
| |
| case '%': |
| { |
| const directive = new Directive(); |
| offset = directive.parse({ |
| parent: this, |
| src |
| }, offset); |
| this.directives.push(directive); |
| hasDirectives = true; |
| atLineStart = false; |
| } |
| break; |
| |
| default: |
| if (hasDirectives) { |
| this.error = new PlainValue.YAMLSemanticError(this, 'Missing directives-end indicator line'); |
| } else if (this.directives.length > 0) { |
| this.contents = this.directives; |
| this.directives = []; |
| } |
| |
| return offset; |
| } |
| } |
| |
| if (src[offset]) { |
| this.directivesEndMarker = new PlainValue.Range(offset, offset + 3); |
| return offset + 3; |
| } |
| |
| if (hasDirectives) { |
| this.error = new PlainValue.YAMLSemanticError(this, 'Missing directives-end indicator line'); |
| } else if (this.directives.length > 0) { |
| this.contents = this.directives; |
| this.directives = []; |
| } |
| |
| return offset; |
| } |
| |
| parseContents(start) { |
| const { |
| parseNode, |
| src |
| } = this.context; |
| if (!this.contents) this.contents = []; |
| let lineStart = start; |
| |
| while (src[lineStart - 1] === '-') lineStart -= 1; |
| |
| let offset = PlainValue.Node.endOfWhiteSpace(src, start); |
| let atLineStart = lineStart === start; |
| this.valueRange = new PlainValue.Range(offset); |
| |
| while (!PlainValue.Node.atDocumentBoundary(src, offset, PlainValue.Char.DOCUMENT_END)) { |
| switch (src[offset]) { |
| case '\n': |
| if (atLineStart) { |
| const blankLine = new BlankLine(); |
| offset = blankLine.parse({ |
| src |
| }, offset); |
| |
| if (offset < src.length) { |
| this.contents.push(blankLine); |
| } |
| } else { |
| offset += 1; |
| atLineStart = true; |
| } |
| |
| lineStart = offset; |
| break; |
| |
| case '#': |
| { |
| const comment = new Comment(); |
| offset = comment.parse({ |
| src |
| }, offset); |
| this.contents.push(comment); |
| atLineStart = false; |
| } |
| break; |
| |
| default: |
| { |
| const iEnd = PlainValue.Node.endOfIndent(src, offset); |
| const context = { |
| atLineStart, |
| indent: -1, |
| inFlow: false, |
| inCollection: false, |
| lineStart, |
| parent: this |
| }; |
| const node = parseNode(context, iEnd); |
| if (!node) return this.valueRange.end = iEnd; // at next document start |
| |
| this.contents.push(node); |
| offset = node.range.end; |
| atLineStart = false; |
| const ec = grabCollectionEndComments(node); |
| if (ec) Array.prototype.push.apply(this.contents, ec); |
| } |
| } |
| |
| offset = Document.startCommentOrEndBlankLine(src, offset); |
| } |
| |
| this.valueRange.end = offset; |
| |
| if (src[offset]) { |
| this.documentEndMarker = new PlainValue.Range(offset, offset + 3); |
| offset += 3; |
| |
| if (src[offset]) { |
| offset = PlainValue.Node.endOfWhiteSpace(src, offset); |
| |
| if (src[offset] === '#') { |
| const comment = new Comment(); |
| offset = comment.parse({ |
| src |
| }, offset); |
| this.contents.push(comment); |
| } |
| |
| switch (src[offset]) { |
| case '\n': |
| offset += 1; |
| break; |
| |
| case undefined: |
| break; |
| |
| default: |
| this.error = new PlainValue.YAMLSyntaxError(this, 'Document end marker line cannot have a non-comment suffix'); |
| } |
| } |
| } |
| |
| return offset; |
| } |
| /** |
| * @param {ParseContext} context |
| * @param {number} start - Index of first character |
| * @returns {number} - Index of the character after this |
| */ |
| |
| |
| parse(context, start) { |
| context.root = this; |
| this.context = context; |
| const { |
| src |
| } = context; |
| let offset = src.charCodeAt(start) === 0xfeff ? start + 1 : start; // skip BOM |
| |
| offset = this.parseDirectives(offset); |
| offset = this.parseContents(offset); |
| return offset; |
| } |
| |
| setOrigRanges(cr, offset) { |
| offset = super.setOrigRanges(cr, offset); |
| this.directives.forEach(node => { |
| offset = node.setOrigRanges(cr, offset); |
| }); |
| if (this.directivesEndMarker) offset = this.directivesEndMarker.setOrigRange(cr, offset); |
| this.contents.forEach(node => { |
| offset = node.setOrigRanges(cr, offset); |
| }); |
| if (this.documentEndMarker) offset = this.documentEndMarker.setOrigRange(cr, offset); |
| return offset; |
| } |
| |
| toString() { |
| const { |
| contents, |
| directives, |
| value |
| } = this; |
| if (value != null) return value; |
| let str = directives.join(''); |
| |
| if (contents.length > 0) { |
| if (directives.length > 0 || contents[0].type === PlainValue.Type.COMMENT) str += '---\n'; |
| str += contents.join(''); |
| } |
| |
| if (str[str.length - 1] !== '\n') str += '\n'; |
| return str; |
| } |
| |
| } |
| |
| class Alias extends PlainValue.Node { |
| /** |
| * Parses an *alias from the source |
| * |
| * @param {ParseContext} context |
| * @param {number} start - Index of first character |
| * @returns {number} - Index of the character after this scalar |
| */ |
| parse(context, start) { |
| this.context = context; |
| const { |
| src |
| } = context; |
| let offset = PlainValue.Node.endOfIdentifier(src, start + 1); |
| this.valueRange = new PlainValue.Range(start + 1, offset); |
| offset = PlainValue.Node.endOfWhiteSpace(src, offset); |
| offset = this.parseComment(offset); |
| return offset; |
| } |
| |
| } |
| |
| const Chomp = { |
| CLIP: 'CLIP', |
| KEEP: 'KEEP', |
| STRIP: 'STRIP' |
| }; |
| class BlockValue extends PlainValue.Node { |
| constructor(type, props) { |
| super(type, props); |
| this.blockIndent = null; |
| this.chomping = Chomp.CLIP; |
| this.header = null; |
| } |
| |
| get includesTrailingLines() { |
| return this.chomping === Chomp.KEEP; |
| } |
| |
| get strValue() { |
| if (!this.valueRange || !this.context) return null; |
| let { |
| start, |
| end |
| } = this.valueRange; |
| const { |
| indent, |
| src |
| } = this.context; |
| if (this.valueRange.isEmpty()) return ''; |
| let lastNewLine = null; |
| let ch = src[end - 1]; |
| |
| while (ch === '\n' || ch === '\t' || ch === ' ') { |
| end -= 1; |
| |
| if (end <= start) { |
| if (this.chomping === Chomp.KEEP) break;else return ''; // probably never happens |
| } |
| |
| if (ch === '\n') lastNewLine = end; |
| ch = src[end - 1]; |
| } |
| |
| let keepStart = end + 1; |
| |
| if (lastNewLine) { |
| if (this.chomping === Chomp.KEEP) { |
| keepStart = lastNewLine; |
| end = this.valueRange.end; |
| } else { |
| end = lastNewLine; |
| } |
| } |
| |
| const bi = indent + this.blockIndent; |
| const folded = this.type === PlainValue.Type.BLOCK_FOLDED; |
| let atStart = true; |
| let str = ''; |
| let sep = ''; |
| let prevMoreIndented = false; |
| |
| for (let i = start; i < end; ++i) { |
| for (let j = 0; j < bi; ++j) { |
| if (src[i] !== ' ') break; |
| i += 1; |
| } |
| |
| const ch = src[i]; |
| |
| if (ch === '\n') { |
| if (sep === '\n') str += '\n';else sep = '\n'; |
| } else { |
| const lineEnd = PlainValue.Node.endOfLine(src, i); |
| const line = src.slice(i, lineEnd); |
| i = lineEnd; |
| |
| if (folded && (ch === ' ' || ch === '\t') && i < keepStart) { |
| if (sep === ' ') sep = '\n';else if (!prevMoreIndented && !atStart && sep === '\n') sep = '\n\n'; |
| str += sep + line; //+ ((lineEnd < end && src[lineEnd]) || '') |
| |
| sep = lineEnd < end && src[lineEnd] || ''; |
| prevMoreIndented = true; |
| } else { |
| str += sep + line; |
| sep = folded && i < keepStart ? ' ' : '\n'; |
| prevMoreIndented = false; |
| } |
| |
| if (atStart && line !== '') atStart = false; |
| } |
| } |
| |
| return this.chomping === Chomp.STRIP ? str : str + '\n'; |
| } |
| |
| parseBlockHeader(start) { |
| const { |
| src |
| } = this.context; |
| let offset = start + 1; |
| let bi = ''; |
| |
| while (true) { |
| const ch = src[offset]; |
| |
| switch (ch) { |
| case '-': |
| this.chomping = Chomp.STRIP; |
| break; |
| |
| case '+': |
| this.chomping = Chomp.KEEP; |
| break; |
| |
| case '0': |
| case '1': |
| case '2': |
| case '3': |
| case '4': |
| case '5': |
| case '6': |
| case '7': |
| case '8': |
| case '9': |
| bi += ch; |
| break; |
| |
| default: |
| this.blockIndent = Number(bi) || null; |
| this.header = new PlainValue.Range(start, offset); |
| return offset; |
| } |
| |
| offset += 1; |
| } |
| } |
| |
| parseBlockValue(start) { |
| const { |
| indent, |
| src |
| } = this.context; |
| const explicit = !!this.blockIndent; |
| let offset = start; |
| let valueEnd = start; |
| let minBlockIndent = 1; |
| |
| for (let ch = src[offset]; ch === '\n'; ch = src[offset]) { |
| offset += 1; |
| if (PlainValue.Node.atDocumentBoundary(src, offset)) break; |
| const end = PlainValue.Node.endOfBlockIndent(src, indent, offset); // should not include tab? |
| |
| if (end === null) break; |
| const ch = src[end]; |
| const lineIndent = end - (offset + indent); |
| |
| if (!this.blockIndent) { |
| // no explicit block indent, none yet detected |
| if (src[end] !== '\n') { |
| // first line with non-whitespace content |
| if (lineIndent < minBlockIndent) { |
| const msg = 'Block scalars with more-indented leading empty lines must use an explicit indentation indicator'; |
| this.error = new PlainValue.YAMLSemanticError(this, msg); |
| } |
| |
| this.blockIndent = lineIndent; |
| } else if (lineIndent > minBlockIndent) { |
| // empty line with more whitespace |
| minBlockIndent = lineIndent; |
| } |
| } else if (ch && ch !== '\n' && lineIndent < this.blockIndent) { |
| if (src[end] === '#') break; |
| |
| if (!this.error) { |
| const src = explicit ? 'explicit indentation indicator' : 'first line'; |
| const msg = `Block scalars must not be less indented than their ${src}`; |
| this.error = new PlainValue.YAMLSemanticError(this, msg); |
| } |
| } |
| |
| if (src[end] === '\n') { |
| offset = end; |
| } else { |
| offset = valueEnd = PlainValue.Node.endOfLine(src, end); |
| } |
| } |
| |
| if (this.chomping !== Chomp.KEEP) { |
| offset = src[valueEnd] ? valueEnd + 1 : valueEnd; |
| } |
| |
| this.valueRange = new PlainValue.Range(start + 1, offset); |
| return offset; |
| } |
| /** |
| * Parses a block value from the source |
| * |
| * Accepted forms are: |
| * ``` |
| * BS |
| * block |
| * lines |
| * |
| * BS #comment |
| * block |
| * lines |
| * ``` |
| * where the block style BS matches the regexp `[|>][-+1-9]*` and block lines |
| * are empty or have an indent level greater than `indent`. |
| * |
| * @param {ParseContext} context |
| * @param {number} start - Index of first character |
| * @returns {number} - Index of the character after this block |
| */ |
| |
| |
| parse(context, start) { |
| this.context = context; |
| const { |
| src |
| } = context; |
| let offset = this.parseBlockHeader(start); |
| offset = PlainValue.Node.endOfWhiteSpace(src, offset); |
| offset = this.parseComment(offset); |
| offset = this.parseBlockValue(offset); |
| return offset; |
| } |
| |
| setOrigRanges(cr, offset) { |
| offset = super.setOrigRanges(cr, offset); |
| return this.header ? this.header.setOrigRange(cr, offset) : offset; |
| } |
| |
| } |
| |
| class FlowCollection extends PlainValue.Node { |
| constructor(type, props) { |
| super(type, props); |
| this.items = null; |
| } |
| |
| prevNodeIsJsonLike(idx = this.items.length) { |
| const node = this.items[idx - 1]; |
| return !!node && (node.jsonLike || node.type === PlainValue.Type.COMMENT && this.prevNodeIsJsonLike(idx - 1)); |
| } |
| /** |
| * @param {ParseContext} context |
| * @param {number} start - Index of first character |
| * @returns {number} - Index of the character after this |
| */ |
| |
| |
| parse(context, start) { |
| this.context = context; |
| const { |
| parseNode, |
| src |
| } = context; |
| let { |
| indent, |
| lineStart |
| } = context; |
| let char = src[start]; // { or [ |
| |
| this.items = [{ |
| char, |
| offset: start |
| }]; |
| let offset = PlainValue.Node.endOfWhiteSpace(src, start + 1); |
| char = src[offset]; |
| |
| while (char && char !== ']' && char !== '}') { |
| switch (char) { |
| case '\n': |
| { |
| lineStart = offset + 1; |
| const wsEnd = PlainValue.Node.endOfWhiteSpace(src, lineStart); |
| |
| if (src[wsEnd] === '\n') { |
| const blankLine = new BlankLine(); |
| lineStart = blankLine.parse({ |
| src |
| }, lineStart); |
| this.items.push(blankLine); |
| } |
| |
| offset = PlainValue.Node.endOfIndent(src, lineStart); |
| |
| if (offset <= lineStart + indent) { |
| char = src[offset]; |
| |
| if (offset < lineStart + indent || char !== ']' && char !== '}') { |
| const msg = 'Insufficient indentation in flow collection'; |
| this.error = new PlainValue.YAMLSemanticError(this, msg); |
| } |
| } |
| } |
| break; |
| |
| case ',': |
| { |
| this.items.push({ |
| char, |
| offset |
| }); |
| offset += 1; |
| } |
| break; |
| |
| case '#': |
| { |
| const comment = new Comment(); |
| offset = comment.parse({ |
| src |
| }, offset); |
| this.items.push(comment); |
| } |
| break; |
| |
| case '?': |
| case ':': |
| { |
| const next = src[offset + 1]; |
| |
| if (next === '\n' || next === '\t' || next === ' ' || next === ',' || // in-flow : after JSON-like key does not need to be followed by whitespace |
| char === ':' && this.prevNodeIsJsonLike()) { |
| this.items.push({ |
| char, |
| offset |
| }); |
| offset += 1; |
| break; |
| } |
| } |
| // fallthrough |
| |
| default: |
| { |
| const node = parseNode({ |
| atLineStart: false, |
| inCollection: false, |
| inFlow: true, |
| indent: -1, |
| lineStart, |
| parent: this |
| }, offset); |
| |
| if (!node) { |
| // at next document start |
| this.valueRange = new PlainValue.Range(start, offset); |
| return offset; |
| } |
| |
| this.items.push(node); |
| offset = PlainValue.Node.normalizeOffset(src, node.range.end); |
| } |
| } |
| |
| offset = PlainValue.Node.endOfWhiteSpace(src, offset); |
| char = src[offset]; |
| } |
| |
| this.valueRange = new PlainValue.Range(start, offset + 1); |
| |
| if (char) { |
| this.items.push({ |
| char, |
| offset |
| }); |
| offset = PlainValue.Node.endOfWhiteSpace(src, offset + 1); |
| offset = this.parseComment(offset); |
| } |
| |
| return offset; |
| } |
| |
| setOrigRanges(cr, offset) { |
| offset = super.setOrigRanges(cr, offset); |
| this.items.forEach(node => { |
| if (node instanceof PlainValue.Node) { |
| offset = node.setOrigRanges(cr, offset); |
| } else if (cr.length === 0) { |
| node.origOffset = node.offset; |
| } else { |
| let i = offset; |
| |
| while (i < cr.length) { |
| if (cr[i] > node.offset) break;else ++i; |
| } |
| |
| node.origOffset = node.offset + i; |
| offset = i; |
| } |
| }); |
| return offset; |
| } |
| |
| toString() { |
| const { |
| context: { |
| src |
| }, |
| items, |
| range, |
| value |
| } = this; |
| if (value != null) return value; |
| const nodes = items.filter(item => item instanceof PlainValue.Node); |
| let str = ''; |
| let prevEnd = range.start; |
| nodes.forEach(node => { |
| const prefix = src.slice(prevEnd, node.range.start); |
| prevEnd = node.range.end; |
| str += prefix + String(node); |
| |
| if (str[str.length - 1] === '\n' && src[prevEnd - 1] !== '\n' && src[prevEnd] === '\n') { |
| // Comment range does not include the terminal newline, but its |
| // stringified value does. Without this fix, newlines at comment ends |
| // get duplicated. |
| prevEnd += 1; |
| } |
| }); |
| str += src.slice(prevEnd, range.end); |
| return PlainValue.Node.addStringTerminator(src, range.end, str); |
| } |
| |
| } |
| |
| class QuoteDouble extends PlainValue.Node { |
| static endOfQuote(src, offset) { |
| let ch = src[offset]; |
| |
| while (ch && ch !== '"') { |
| offset += ch === '\\' ? 2 : 1; |
| ch = src[offset]; |
| } |
| |
| return offset + 1; |
| } |
| /** |
| * @returns {string | { str: string, errors: YAMLSyntaxError[] }} |
| */ |
| |
| |
| get strValue() { |
| if (!this.valueRange || !this.context) return null; |
| const errors = []; |
| const { |
| start, |
| end |
| } = this.valueRange; |
| const { |
| indent, |
| src |
| } = this.context; |
| if (src[end - 1] !== '"') errors.push(new PlainValue.YAMLSyntaxError(this, 'Missing closing "quote')); // Using String#replace is too painful with escaped newlines preceded by |
| // escaped backslashes; also, this should be faster. |
| |
| let str = ''; |
| |
| for (let i = start + 1; i < end - 1; ++i) { |
| const ch = src[i]; |
| |
| if (ch === '\n') { |
| if (PlainValue.Node.atDocumentBoundary(src, i + 1)) errors.push(new PlainValue.YAMLSemanticError(this, 'Document boundary indicators are not allowed within string values')); |
| const { |
| fold, |
| offset, |
| error |
| } = PlainValue.Node.foldNewline(src, i, indent); |
| str += fold; |
| i = offset; |
| if (error) errors.push(new PlainValue.YAMLSemanticError(this, 'Multi-line double-quoted string needs to be sufficiently indented')); |
| } else if (ch === '\\') { |
| i += 1; |
| |
| switch (src[i]) { |
| case '0': |
| str += '\0'; |
| break; |
| // null character |
| |
| case 'a': |
| str += '\x07'; |
| break; |
| // bell character |
| |
| case 'b': |
| str += '\b'; |
| break; |
| // backspace |
| |
| case 'e': |
| str += '\x1b'; |
| break; |
| // escape character |
| |
| case 'f': |
| str += '\f'; |
| break; |
| // form feed |
| |
| case 'n': |
| str += '\n'; |
| break; |
| // line feed |
| |
| case 'r': |
| str += '\r'; |
| break; |
| // carriage return |
| |
| case 't': |
| str += '\t'; |
| break; |
| // horizontal tab |
| |
| case 'v': |
| str += '\v'; |
| break; |
| // vertical tab |
| |
| case 'N': |
| str += '\u0085'; |
| break; |
| // Unicode next line |
| |
| case '_': |
| str += '\u00a0'; |
| break; |
| // Unicode non-breaking space |
| |
| case 'L': |
| str += '\u2028'; |
| break; |
| // Unicode line separator |
| |
| case 'P': |
| str += '\u2029'; |
| break; |
| // Unicode paragraph separator |
| |
| case ' ': |
| str += ' '; |
| break; |
| |
| case '"': |
| str += '"'; |
| break; |
| |
| case '/': |
| str += '/'; |
| break; |
| |
| case '\\': |
| str += '\\'; |
| break; |
| |
| case '\t': |
| str += '\t'; |
| break; |
| |
| case 'x': |
| str += this.parseCharCode(i + 1, 2, errors); |
| i += 2; |
| break; |
| |
| case 'u': |
| str += this.parseCharCode(i + 1, 4, errors); |
| i += 4; |
| break; |
| |
| case 'U': |
| str += this.parseCharCode(i + 1, 8, errors); |
| i += 8; |
| break; |
| |
| case '\n': |
| // skip escaped newlines, but still trim the following line |
| while (src[i + 1] === ' ' || src[i + 1] === '\t') i += 1; |
| |
| break; |
| |
| default: |
| errors.push(new PlainValue.YAMLSyntaxError(this, `Invalid escape sequence ${src.substr(i - 1, 2)}`)); |
| str += '\\' + src[i]; |
| } |
| } else if (ch === ' ' || ch === '\t') { |
| // trim trailing whitespace |
| const wsStart = i; |
| let next = src[i + 1]; |
| |
| while (next === ' ' || next === '\t') { |
| i += 1; |
| next = src[i + 1]; |
| } |
| |
| if (next !== '\n') str += i > wsStart ? src.slice(wsStart, i + 1) : ch; |
| } else { |
| str += ch; |
| } |
| } |
| |
| return errors.length > 0 ? { |
| errors, |
| str |
| } : str; |
| } |
| |
| parseCharCode(offset, length, errors) { |
| const { |
| src |
| } = this.context; |
| const cc = src.substr(offset, length); |
| const ok = cc.length === length && /^[0-9a-fA-F]+$/.test(cc); |
| const code = ok ? parseInt(cc, 16) : NaN; |
| |
| if (isNaN(code)) { |
| errors.push(new PlainValue.YAMLSyntaxError(this, `Invalid escape sequence ${src.substr(offset - 2, length + 2)}`)); |
| return src.substr(offset - 2, length + 2); |
| } |
| |
| return String.fromCodePoint(code); |
| } |
| /** |
| * Parses a "double quoted" value from the source |
| * |
| * @param {ParseContext} context |
| * @param {number} start - Index of first character |
| * @returns {number} - Index of the character after this scalar |
| */ |
| |
| |
| parse(context, start) { |
| this.context = context; |
| const { |
| src |
| } = context; |
| let offset = QuoteDouble.endOfQuote(src, start + 1); |
| this.valueRange = new PlainValue.Range(start, offset); |
| offset = PlainValue.Node.endOfWhiteSpace(src, offset); |
| offset = this.parseComment(offset); |
| return offset; |
| } |
| |
| } |
| |
| class QuoteSingle extends PlainValue.Node { |
| static endOfQuote(src, offset) { |
| let ch = src[offset]; |
| |
| while (ch) { |
| if (ch === "'") { |
| if (src[offset + 1] !== "'") break; |
| ch = src[offset += 2]; |
| } else { |
| ch = src[offset += 1]; |
| } |
| } |
| |
| return offset + 1; |
| } |
| /** |
| * @returns {string | { str: string, errors: YAMLSyntaxError[] }} |
| */ |
| |
| |
| get strValue() { |
| if (!this.valueRange || !this.context) return null; |
| const errors = []; |
| const { |
| start, |
| end |
| } = this.valueRange; |
| const { |
| indent, |
| src |
| } = this.context; |
| if (src[end - 1] !== "'") errors.push(new PlainValue.YAMLSyntaxError(this, "Missing closing 'quote")); |
| let str = ''; |
| |
| for (let i = start + 1; i < end - 1; ++i) { |
| const ch = src[i]; |
| |
| if (ch === '\n') { |
| if (PlainValue.Node.atDocumentBoundary(src, i + 1)) errors.push(new PlainValue.YAMLSemanticError(this, 'Document boundary indicators are not allowed within string values')); |
| const { |
| fold, |
| offset, |
| error |
| } = PlainValue.Node.foldNewline(src, i, indent); |
| str += fold; |
| i = offset; |
| if (error) errors.push(new PlainValue.YAMLSemanticError(this, 'Multi-line single-quoted string needs to be sufficiently indented')); |
| } else if (ch === "'") { |
| str += ch; |
| i += 1; |
| if (src[i] !== "'") errors.push(new PlainValue.YAMLSyntaxError(this, 'Unescaped single quote? This should not happen.')); |
| } else if (ch === ' ' || ch === '\t') { |
| // trim trailing whitespace |
| const wsStart = i; |
| let next = src[i + 1]; |
| |
| while (next === ' ' || next === '\t') { |
| i += 1; |
| next = src[i + 1]; |
| } |
| |
| if (next !== '\n') str += i > wsStart ? src.slice(wsStart, i + 1) : ch; |
| } else { |
| str += ch; |
| } |
| } |
| |
| return errors.length > 0 ? { |
| errors, |
| str |
| } : str; |
| } |
| /** |
| * Parses a 'single quoted' value from the source |
| * |
| * @param {ParseContext} context |
| * @param {number} start - Index of first character |
| * @returns {number} - Index of the character after this scalar |
| */ |
| |
| |
| parse(context, start) { |
| this.context = context; |
| const { |
| src |
| } = context; |
| let offset = QuoteSingle.endOfQuote(src, start + 1); |
| this.valueRange = new PlainValue.Range(start, offset); |
| offset = PlainValue.Node.endOfWhiteSpace(src, offset); |
| offset = this.parseComment(offset); |
| return offset; |
| } |
| |
| } |
| |
| function createNewNode(type, props) { |
| switch (type) { |
| case PlainValue.Type.ALIAS: |
| return new Alias(type, props); |
| |
| case PlainValue.Type.BLOCK_FOLDED: |
| case PlainValue.Type.BLOCK_LITERAL: |
| return new BlockValue(type, props); |
| |
| case PlainValue.Type.FLOW_MAP: |
| case PlainValue.Type.FLOW_SEQ: |
| return new FlowCollection(type, props); |
| |
| case PlainValue.Type.MAP_KEY: |
| case PlainValue.Type.MAP_VALUE: |
| case PlainValue.Type.SEQ_ITEM: |
| return new CollectionItem(type, props); |
| |
| case PlainValue.Type.COMMENT: |
| case PlainValue.Type.PLAIN: |
| return new PlainValue.PlainValue(type, props); |
| |
| case PlainValue.Type.QUOTE_DOUBLE: |
| return new QuoteDouble(type, props); |
| |
| case PlainValue.Type.QUOTE_SINGLE: |
| return new QuoteSingle(type, props); |
| |
| /* istanbul ignore next */ |
| |
| default: |
| return null; |
| // should never happen |
| } |
| } |
| /** |
| * @param {boolean} atLineStart - Node starts at beginning of line |
| * @param {boolean} inFlow - true if currently in a flow context |
| * @param {boolean} inCollection - true if currently in a collection context |
| * @param {number} indent - Current level of indentation |
| * @param {number} lineStart - Start of the current line |
| * @param {Node} parent - The parent of the node |
| * @param {string} src - Source of the YAML document |
| */ |
| |
| |
| class ParseContext { |
| static parseType(src, offset, inFlow) { |
| switch (src[offset]) { |
| case '*': |
| return PlainValue.Type.ALIAS; |
| |
| case '>': |
| return PlainValue.Type.BLOCK_FOLDED; |
| |
| case '|': |
| return PlainValue.Type.BLOCK_LITERAL; |
| |
| case '{': |
| return PlainValue.Type.FLOW_MAP; |
| |
| case '[': |
| return PlainValue.Type.FLOW_SEQ; |
| |
| case '?': |
| return !inFlow && PlainValue.Node.atBlank(src, offset + 1, true) ? PlainValue.Type.MAP_KEY : PlainValue.Type.PLAIN; |
| |
| case ':': |
| return !inFlow && PlainValue.Node.atBlank(src, offset + 1, true) ? PlainValue.Type.MAP_VALUE : PlainValue.Type.PLAIN; |
| |
| case '-': |
| return !inFlow && PlainValue.Node.atBlank(src, offset + 1, true) ? PlainValue.Type.SEQ_ITEM : PlainValue.Type.PLAIN; |
| |
| case '"': |
| return PlainValue.Type.QUOTE_DOUBLE; |
| |
| case "'": |
| return PlainValue.Type.QUOTE_SINGLE; |
| |
| default: |
| return PlainValue.Type.PLAIN; |
| } |
| } |
| |
| constructor(orig = {}, { |
| atLineStart, |
| inCollection, |
| inFlow, |
| indent, |
| lineStart, |
| parent |
| } = {}) { |
| PlainValue._defineProperty(this, "parseNode", (overlay, start) => { |
| if (PlainValue.Node.atDocumentBoundary(this.src, start)) return null; |
| const context = new ParseContext(this, overlay); |
| const { |
| props, |
| type, |
| valueStart |
| } = context.parseProps(start); |
| const node = createNewNode(type, props); |
| let offset = node.parse(context, valueStart); |
| node.range = new PlainValue.Range(start, offset); |
| /* istanbul ignore if */ |
| |
| if (offset <= start) { |
| // This should never happen, but if it does, let's make sure to at least |
| // step one character forward to avoid a busy loop. |
| node.error = new Error(`Node#parse consumed no characters`); |
| node.error.parseEnd = offset; |
| node.error.source = node; |
| node.range.end = start + 1; |
| } |
| |
| if (context.nodeStartsCollection(node)) { |
| if (!node.error && !context.atLineStart && context.parent.type === PlainValue.Type.DOCUMENT) { |
| node.error = new PlainValue.YAMLSyntaxError(node, 'Block collection must not have preceding content here (e.g. directives-end indicator)'); |
| } |
| |
| const collection = new Collection(node); |
| offset = collection.parse(new ParseContext(context), offset); |
| collection.range = new PlainValue.Range(start, offset); |
| return collection; |
| } |
| |
| return node; |
| }); |
| |
| this.atLineStart = atLineStart != null ? atLineStart : orig.atLineStart || false; |
| this.inCollection = inCollection != null ? inCollection : orig.inCollection || false; |
| this.inFlow = inFlow != null ? inFlow : orig.inFlow || false; |
| this.indent = indent != null ? indent : orig.indent; |
| this.lineStart = lineStart != null ? lineStart : orig.lineStart; |
| this.parent = parent != null ? parent : orig.parent || {}; |
| this.root = orig.root; |
| this.src = orig.src; |
| } |
| |
| nodeStartsCollection(node) { |
| const { |
| inCollection, |
| inFlow, |
| src |
| } = this; |
| if (inCollection || inFlow) return false; |
| if (node instanceof CollectionItem) return true; // check for implicit key |
| |
| let offset = node.range.end; |
| if (src[offset] === '\n' || src[offset - 1] === '\n') return false; |
| offset = PlainValue.Node.endOfWhiteSpace(src, offset); |
| return src[offset] === ':'; |
| } // Anchor and tag are before type, which determines the node implementation |
| // class; hence this intermediate step. |
| |
| |
| parseProps(offset) { |
| const { |
| inFlow, |
| parent, |
| src |
| } = this; |
| const props = []; |
| let lineHasProps = false; |
| offset = this.atLineStart ? PlainValue.Node.endOfIndent(src, offset) : PlainValue.Node.endOfWhiteSpace(src, offset); |
| let ch = src[offset]; |
| |
| while (ch === PlainValue.Char.ANCHOR || ch === PlainValue.Char.COMMENT || ch === PlainValue.Char.TAG || ch === '\n') { |
| if (ch === '\n') { |
| let inEnd = offset; |
| let lineStart; |
| |
| do { |
| lineStart = inEnd + 1; |
| inEnd = PlainValue.Node.endOfIndent(src, lineStart); |
| } while (src[inEnd] === '\n'); |
| |
| const indentDiff = inEnd - (lineStart + this.indent); |
| const noIndicatorAsIndent = parent.type === PlainValue.Type.SEQ_ITEM && parent.context.atLineStart; |
| if (src[inEnd] !== '#' && !PlainValue.Node.nextNodeIsIndented(src[inEnd], indentDiff, !noIndicatorAsIndent)) break; |
| this.atLineStart = true; |
| this.lineStart = lineStart; |
| lineHasProps = false; |
| offset = inEnd; |
| } else if (ch === PlainValue.Char.COMMENT) { |
| const end = PlainValue.Node.endOfLine(src, offset + 1); |
| props.push(new PlainValue.Range(offset, end)); |
| offset = end; |
| } else { |
| let end = PlainValue.Node.endOfIdentifier(src, offset + 1); |
| |
| if (ch === PlainValue.Char.TAG && src[end] === ',' && /^[a-zA-Z0-9-]+\.[a-zA-Z0-9-]+,\d\d\d\d(-\d\d){0,2}\/\S/.test(src.slice(offset + 1, end + 13))) { |
| // Let's presume we're dealing with a YAML 1.0 domain tag here, rather |
| // than an empty but 'foo.bar' private-tagged node in a flow collection |
| // followed without whitespace by a plain string starting with a year |
| // or date divided by something. |
| end = PlainValue.Node.endOfIdentifier(src, end + 5); |
| } |
| |
| props.push(new PlainValue.Range(offset, end)); |
| lineHasProps = true; |
| offset = PlainValue.Node.endOfWhiteSpace(src, end); |
| } |
| |
| ch = src[offset]; |
| } // '- &a : b' has an anchor on an empty node |
| |
| |
| if (lineHasProps && ch === ':' && PlainValue.Node.atBlank(src, offset + 1, true)) offset -= 1; |
| const type = ParseContext.parseType(src, offset, inFlow); |
| return { |
| props, |
| type, |
| valueStart: offset |
| }; |
| } |
| /** |
| * Parses a node from the source |
| * @param {ParseContext} overlay |
| * @param {number} start - Index of first non-whitespace character for the node |
| * @returns {?Node} - null if at a document boundary |
| */ |
| |
| |
| } |
| |
| // Published as 'yaml/parse-cst' |
| function parse(src) { |
| const cr = []; |
| |
| if (src.indexOf('\r') !== -1) { |
| src = src.replace(/\r\n?/g, (match, offset) => { |
| if (match.length > 1) cr.push(offset); |
| return '\n'; |
| }); |
| } |
| |
| const documents = []; |
| let offset = 0; |
| |
| do { |
| const doc = new Document(); |
| const context = new ParseContext({ |
| src |
| }); |
| offset = doc.parse(context, offset); |
| documents.push(doc); |
| } while (offset < src.length); |
| |
| documents.setOrigRanges = () => { |
| if (cr.length === 0) return false; |
| |
| for (let i = 1; i < cr.length; ++i) cr[i] -= i; |
| |
| let crOffset = 0; |
| |
| for (let i = 0; i < documents.length; ++i) { |
| crOffset = documents[i].setOrigRanges(cr, crOffset); |
| } |
| |
| cr.splice(0, cr.length); |
| return true; |
| }; |
| |
| documents.toString = () => documents.join('...\n'); |
| |
| return documents; |
| } |
| |
| exports.parse = parse; |