This regular expression matches a value reference, i.e. the value of a
node in the mapping object. They are always strings!
The captures are:
0: the entire reference
1: a possibly single-quoted sheet name or undefined
2: a section name without the leading colon or undefined
3: a cell name without the leading dot or undefined
4: a literal value, possibly with a leading single-quote, or undefined
This regular expression matches a value reference, i.e. the value of a node in the mapping object. They are always strings!
The captures are:
0: the entire reference 1: a possibly single-quoted sheet name or undefined 2: a section name without the leading colon or undefined 3: a cell name without the leading dot or undefined 4: a literal value, possibly with a leading single-quote, or undefined