fromChar
Retrieves the CssTokenKind associated with the given character.
This function searches through the entries of the enum class CssTokenKind and returns the first entry where the given Char is contained within the entry's CssTokenKind.representation.
Return
The CssTokenKind associated with the given char, or null if no match is found.
Parameters
char
The character to find the corresponding CssTokenKind for.