in src/services/jsonSelectionRanges.ts [13:54]
function getSelectionRange(position: Position): SelectionRange {
let offset = document.offsetAt(position);
let node = doc.getNodeFromOffset(offset, true);
const result: Range[] = [];
while (node) {
switch (node.type) {
case 'string':
case 'object':
case 'array':
// range without ", [ or {
const cStart = node.offset + 1, cEnd = node.offset + node.length - 1;
if (cStart < cEnd && offset >= cStart && offset <= cEnd) {
result.push(newRange(cStart, cEnd));
}
result.push(newRange(node.offset, node.offset + node.length));
break;
case 'number':
case 'boolean':
case 'null':
case 'property':
result.push(newRange(node.offset, node.offset + node.length));
break;
}
if (node.type === 'property' || node.parent && node.parent.type === 'array') {
const afterCommaOffset = getOffsetAfterNextToken(node.offset + node.length, SyntaxKind.CommaToken);
if (afterCommaOffset !== -1) {
result.push(newRange(node.offset, afterCommaOffset));
}
}
node = node.parent;
}
let current: SelectionRange | undefined = undefined;
for (let index = result.length - 1; index >= 0; index--) {
current = SelectionRange.create(result[index], current);
}
if (!current) {
current = SelectionRange.create(Range.create(position, position));
}
return current;
}