Gazebo_simulation-Frontend/node_modules/yaml/dist/cst/CollectionItem.js
2020-12-21 10:29:31 -05:00

140 lines
3.7 KiB
JavaScript

"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = void 0;
var _constants = require("../constants");
var _errors = require("../errors");
var _BlankLine = _interopRequireDefault(require("./BlankLine"));
var _Node = _interopRequireDefault(require("./Node"));
var _Range = _interopRequireDefault(require("./Range"));
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
class CollectionItem extends _Node.default {
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 === _constants.Type.SEQ_ITEM) this.error = new _errors.YAMLSemanticError(this, 'Sequence items must not have preceding content on the same line');
const indent = atLineStart ? start - lineStart : context.indent;
let offset = _Node.default.endOfWhiteSpace(src, start + 1);
let ch = src[offset];
const inlineComment = ch === '#';
const comments = [];
let blankLine = null;
while (ch === '\n' || ch === '#') {
if (ch === '#') {
const end = _Node.default.endOfLine(src, offset + 1);
comments.push(new _Range.default(offset, end));
offset = end;
} else {
atLineStart = true;
lineStart = offset + 1;
const wsEnd = _Node.default.endOfWhiteSpace(src, lineStart);
if (src[wsEnd] === '\n' && comments.length === 0) {
blankLine = new _BlankLine.default();
lineStart = blankLine.parse({
src
}, lineStart);
}
offset = _Node.default.endOfIndent(src, lineStart);
}
ch = src[offset];
}
if (_Node.default.nextNodeIsIndented(ch, offset - (lineStart + indent), this.type !== _constants.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 = _Node.default.endOfLine(src, start + 1);
}
}
const end = this.node ? this.node.valueRange.end : offset;
this.valueRange = new _Range.default(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 _Node.default.addStringTerminator(src, range.end, str);
}
}
exports.default = CollectionItem;