You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
93 lines
3.3 KiB
93 lines
3.3 KiB
2 years ago
|
import { Alias } from '../nodes/Alias.js';
|
||
|
|
import { composeCollection } from './compose-collection.js';
|
||
|
|
import { composeScalar } from './compose-scalar.js';
|
||
|
|
import { resolveEnd } from './resolve-end.js';
|
||
|
|
import { emptyScalarPosition } from './util-empty-scalar-position.js';
|
||
|
|
|
||
|
|
const CN = { composeNode, composeEmptyNode };
|
||
|
|
function composeNode(ctx, token, props, onError) {
|
||
|
|
const { spaceBefore, comment, anchor, tag } = props;
|
||
|
|
let node;
|
||
|
|
let isSrcToken = true;
|
||
|
|
switch (token.type) {
|
||
|
|
case 'alias':
|
||
|
|
node = composeAlias(ctx, token, onError);
|
||
|
|
if (anchor || tag)
|
||
|
|
onError(token, 'ALIAS_PROPS', 'An alias node must not specify any properties');
|
||
|
|
break;
|
||
|
|
case 'scalar':
|
||
|
|
case 'single-quoted-scalar':
|
||
|
|
case 'double-quoted-scalar':
|
||
|
|
case 'block-scalar':
|
||
|
|
node = composeScalar(ctx, token, tag, onError);
|
||
|
|
if (anchor)
|
||
|
|
node.anchor = anchor.source.substring(1);
|
||
|
|
break;
|
||
|
|
case 'block-map':
|
||
|
|
case 'block-seq':
|
||
|
|
case 'flow-collection':
|
||
|
|
node = composeCollection(CN, ctx, token, tag, onError);
|
||
|
|
if (anchor)
|
||
|
|
node.anchor = anchor.source.substring(1);
|
||
|
|
break;
|
||
|
|
default: {
|
||
|
|
const message = token.type === 'error'
|
||
|
|
? token.message
|
||
|
|
: `Unsupported token (type: ${token.type})`;
|
||
|
|
onError(token, 'UNEXPECTED_TOKEN', message);
|
||
|
|
node = composeEmptyNode(ctx, token.offset, undefined, null, props, onError);
|
||
|
|
isSrcToken = false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if (anchor && node.anchor === '')
|
||
|
|
onError(anchor, 'BAD_ALIAS', 'Anchor cannot be an empty string');
|
||
|
|
if (spaceBefore)
|
||
|
|
node.spaceBefore = true;
|
||
|
|
if (comment) {
|
||
|
|
if (token.type === 'scalar' && token.source === '')
|
||
|
|
node.comment = comment;
|
||
|
|
else
|
||
|
|
node.commentBefore = comment;
|
||
|
|
}
|
||
|
|
// @ts-expect-error Type checking misses meaning of isSrcToken
|
||
|
|
if (ctx.options.keepSourceTokens && isSrcToken)
|
||
|
|
node.srcToken = token;
|
||
|
|
return node;
|
||
|
|
}
|
||
|
|
function composeEmptyNode(ctx, offset, before, pos, { spaceBefore, comment, anchor, tag, end }, onError) {
|
||
|
|
const token = {
|
||
|
|
type: 'scalar',
|
||
|
|
offset: emptyScalarPosition(offset, before, pos),
|
||
|
|
indent: -1,
|
||
|
|
source: ''
|
||
|
|
};
|
||
|
|
const node = composeScalar(ctx, token, tag, onError);
|
||
|
|
if (anchor) {
|
||
|
|
node.anchor = anchor.source.substring(1);
|
||
|
|
if (node.anchor === '')
|
||
|
|
onError(anchor, 'BAD_ALIAS', 'Anchor cannot be an empty string');
|
||
|
|
}
|
||
|
|
if (spaceBefore)
|
||
|
|
node.spaceBefore = true;
|
||
|
|
if (comment) {
|
||
|
|
node.comment = comment;
|
||
|
|
node.range[2] = end;
|
||
|
|
}
|
||
|
|
return node;
|
||
|
|
}
|
||
|
|
function composeAlias({ options }, { offset, source, end }, onError) {
|
||
|
|
const alias = new Alias(source.substring(1));
|
||
|
|
if (alias.source === '')
|
||
|
|
onError(offset, 'BAD_ALIAS', 'Alias cannot be an empty string');
|
||
|
|
if (alias.source.endsWith(':'))
|
||
|
|
onError(offset + source.length - 1, 'BAD_ALIAS', 'Alias ending in : is ambiguous', true);
|
||
|
|
const valueEnd = offset + source.length;
|
||
|
|
const re = resolveEnd(end, valueEnd, options.strict, onError);
|
||
|
|
alias.range = [offset, valueEnd, re.offset];
|
||
|
|
if (re.comment)
|
||
|
|
alias.comment = re.comment;
|
||
|
|
return alias;
|
||
|
|
}
|
||
|
|
|
||
|
|
export { composeEmptyNode, composeNode };
|