v2.5.20

• JS: fix let{e}={e} where second e cannot be a declaration when there is the possibility that it might be arguments for an arrow func
• JS: add JSON function, fixes #79

v2.5.19

• JS: fix panic in Walk
• JS: fix parsing of a++==b, see #75

v2.5.18

• JS: properly parse {a:b=1} when part of arrow function arguments
• JS: add JS() to convert AST to valid JS
• JS: add AST walker functionality

v2.5.17

• JS: add variable scope to switch statement
• JS: parse async(a) as possible expression or arrow func
• JS: fix lexical variable renaming for descoped
• JS: fix import statement/call parsing at module level

v2.5.16

• JS: add expression level maximum for expression suffices as well (from fuzz)

v2.5.15

• JS: fix import statement/call parsing at module level

v2.5.14

• CSS: proper unicode range parsing with wildcards

v2.5.13

• JS: accept shebang comments at the start of the file

v2.5.12

JS: add support for class field definitions (see https://github.com/tc39/proposal-class-fields)

v2.5.11

JS: add &&= ||= ??= operators