--- /dev/null
+## 7.3.1 (2020-06-11)
+
+### Bug fixes
+
+Make the string in the `version` export match the actual library version.
+
+## 7.3.0 (2020-06-11)
+
+### Bug fixes
+
+Fix a bug that caused parsing of object patterns with a property named `set` that had a default value to fail.
+
+### New features
+
+Add support for optional chaining (`?.`).
+
+## 7.2.0 (2020-05-09)
+
+### Bug fixes
+
+Fix precedence issue in parsing of async arrow functions.
+
+### New features
+
+Add support for nullish coalescing.
+
+Add support for `import.meta`.
+
+Support `export * as ...` syntax.
+
+Upgrade to Unicode 13.
+
+## 6.4.1 (2020-03-09)
+
+### Bug fixes
+
+More carefully check for valid UTF16 surrogate pairs in regexp validator.
+
+## 7.1.1 (2020-03-01)
+
+### Bug fixes
+
+Treat `\8` and `\9` as invalid escapes in template strings.
+
+Allow unicode escapes in property names that are keywords.
+
+Don't error on an exponential operator expression as argument to `await`.
+
+More carefully check for valid UTF16 surrogate pairs in regexp validator.
+
+## 7.1.0 (2019-09-24)
+
+### Bug fixes
+
+Disallow trailing object literal commas when ecmaVersion is less than 5.
+
+### New features
+
+Add a static `acorn` property to the `Parser` class that contains the entire module interface, to allow plugins to access the instance of the library that they are acting on.
+
+## 7.0.0 (2019-08-13)
+
+### Breaking changes
+
+Changes the node format for dynamic imports to use the `ImportExpression` node type, as defined in [ESTree](https://github.com/estree/estree/blob/master/es2020.md#importexpression).
+
+Makes 10 (ES2019) the default value for the `ecmaVersion` option.
+
+## 6.3.0 (2019-08-12)
+
+### New features
+
+`sourceType: "module"` can now be used even when `ecmaVersion` is less than 6, to parse module-style code that otherwise conforms to an older standard.
+
+## 6.2.1 (2019-07-21)
+
+### Bug fixes
+
+Fix bug causing Acorn to treat some characters as identifier characters that shouldn't be treated as such.
+
+Fix issue where setting the `allowReserved` option to `"never"` allowed reserved words in some circumstances.
+
+## 6.2.0 (2019-07-04)
+
+### Bug fixes
+
+Improve valid assignment checking in `for`/`in` and `for`/`of` loops.
+
+Disallow binding `let` in patterns.
+
+### New features
+
+Support bigint syntax with `ecmaVersion` >= 11.
+
+Support dynamic `import` syntax with `ecmaVersion` >= 11.
+
+Upgrade to Unicode version 12.
+
+## 6.1.1 (2019-02-27)
+
+### Bug fixes
+
+Fix bug that caused parsing default exports of with names to fail.
+
+## 6.1.0 (2019-02-08)
+
+### Bug fixes
+
+Fix scope checking when redefining a `var` as a lexical binding.
+
+### New features
+
+Split up `parseSubscripts` to use an internal `parseSubscript` method to make it easier to extend with plugins.
+
+## 6.0.7 (2019-02-04)
+
+### Bug fixes
+
+Check that exported bindings are defined.
+
+Don't treat `\u180e` as a whitespace character.
+
+Check for duplicate parameter names in methods.
+
+Don't allow shorthand properties when they are generators or async methods.
+
+Forbid binding `await` in async arrow function's parameter list.
+
+## 6.0.6 (2019-01-30)
+
+### Bug fixes
+
+The content of class declarations and expressions is now always parsed in strict mode.
+
+Don't allow `let` or `const` to bind the variable name `let`.
+
+Treat class declarations as lexical.
+
+Don't allow a generator function declaration as the sole body of an `if` or `else`.
+
+Ignore `"use strict"` when after an empty statement.
+
+Allow string line continuations with special line terminator characters.
+
+Treat `for` bodies as part of the `for` scope when checking for conflicting bindings.
+
+Fix bug with parsing `yield` in a `for` loop initializer.
+
+Implement special cases around scope checking for functions.
+
+## 6.0.5 (2019-01-02)
+
+### Bug fixes
+
+Fix TypeScript type for `Parser.extend` and add `allowAwaitOutsideFunction` to options type.
+
+Don't treat `let` as a keyword when the next token is `{` on the next line.
+
+Fix bug that broke checking for parentheses around an object pattern in a destructuring assignment when `preserveParens` was on.
+
+## 6.0.4 (2018-11-05)
+
+### Bug fixes
+
+Further improvements to tokenizing regular expressions in corner cases.
+
+## 6.0.3 (2018-11-04)
+
+### Bug fixes
+
+Fix bug in tokenizing an expression-less return followed by a function followed by a regular expression.
+
+Remove stray symlink in the package tarball.
+
+## 6.0.2 (2018-09-26)
+
+### Bug fixes
+
+Fix bug where default expressions could fail to parse inside an object destructuring assignment expression.
+
+## 6.0.1 (2018-09-14)
+
+### Bug fixes
+
+Fix wrong value in `version` export.
+
+## 6.0.0 (2018-09-14)
+
+### Bug fixes
+
+Better handle variable-redefinition checks for catch bindings and functions directly under if statements.
+
+Forbid `new.target` in top-level arrow functions.
+
+Fix issue with parsing a regexp after `yield` in some contexts.
+
+### New features
+
+The package now comes with TypeScript definitions.
+
+### Breaking changes
+
+The default value of the `ecmaVersion` option is now 9 (2018).
+
+Plugins work differently, and will have to be rewritten to work with this version.
+
+The loose parser and walker have been moved into separate packages (`acorn-loose` and `acorn-walk`).
+
+## 5.7.3 (2018-09-10)
+
+### Bug fixes
+
+Fix failure to tokenize regexps after expressions like `x.of`.
+
+Better error message for unterminated template literals.
+
+## 5.7.2 (2018-08-24)
+
+### Bug fixes
+
+Properly handle `allowAwaitOutsideFunction` in for statements.
+
+Treat function declarations at the top level of modules like let bindings.
+
+Don't allow async function declarations as the only statement under a label.
+
+## 5.7.0 (2018-06-15)
+
+### New features
+
+Upgraded to Unicode 11.
+
+## 5.6.0 (2018-05-31)
+
+### New features
+
+Allow U+2028 and U+2029 in string when ECMAVersion >= 10.
+
+Allow binding-less catch statements when ECMAVersion >= 10.
+
+Add `allowAwaitOutsideFunction` option for parsing top-level `await`.
+
+## 5.5.3 (2018-03-08)
+
+### Bug fixes
+
+A _second_ republish of the code in 5.5.1, this time with yarn, to hopefully get valid timestamps.
+
+## 5.5.2 (2018-03-08)
+
+### Bug fixes
+
+A republish of the code in 5.5.1 in an attempt to solve an issue with the file timestamps in the npm package being 0.
+
+## 5.5.1 (2018-03-06)
+
+### Bug fixes
+
+Fix misleading error message for octal escapes in template strings.
+
+## 5.5.0 (2018-02-27)
+
+### New features
+
+The identifier character categorization is now based on Unicode version 10.
+
+Acorn will now validate the content of regular expressions, including new ES9 features.
+
+## 5.4.0 (2018-02-01)
+
+### Bug fixes
+
+Disallow duplicate or escaped flags on regular expressions.
+
+Disallow octal escapes in strings in strict mode.
+
+### New features
+
+Add support for async iteration.
+
+Add support for object spread and rest.
+
+## 5.3.0 (2017-12-28)
+
+### Bug fixes
+
+Fix parsing of floating point literals with leading zeroes in loose mode.
+
+Allow duplicate property names in object patterns.
+
+Don't allow static class methods named `prototype`.
+
+Disallow async functions directly under `if` or `else`.
+
+Parse right-hand-side of `for`/`of` as an assignment expression.
+
+Stricter parsing of `for`/`in`.
+
+Don't allow unicode escapes in contextual keywords.
+
+### New features
+
+Parsing class members was factored into smaller methods to allow plugins to hook into it.
+
+## 5.2.1 (2017-10-30)
+
+### Bug fixes
+
+Fix a token context corruption bug.
+
+## 5.2.0 (2017-10-30)
+
+### Bug fixes
+
+Fix token context tracking for `class` and `function` in property-name position.
+
+Make sure `%*` isn't parsed as a valid operator.
+
+Allow shorthand properties `get` and `set` to be followed by default values.
+
+Disallow `super` when not in callee or object position.
+
+### New features
+
+Support [`directive` property](https://github.com/estree/estree/compare/b3de58c9997504d6fba04b72f76e6dd1619ee4eb...1da8e603237144f44710360f8feb7a9977e905e0) on directive expression statements.
+
+## 5.1.2 (2017-09-04)
+
+### Bug fixes
+
+Disable parsing of legacy HTML-style comments in modules.
+
+Fix parsing of async methods whose names are keywords.
+
+## 5.1.1 (2017-07-06)
+
+### Bug fixes
+
+Fix problem with disambiguating regexp and division after a class.
+
+## 5.1.0 (2017-07-05)
+
+### Bug fixes
+
+Fix tokenizing of regexps in an object-desctructuring `for`/`of` loop and after `yield`.
+
+Parse zero-prefixed numbers with non-octal digits as decimal.
+
+Allow object/array patterns in rest parameters.
+
+Don't error when `yield` is used as a property name.
+
+Allow `async` as a shorthand object property.
+
+### New features
+
+Implement the [template literal revision proposal](https://github.com/tc39/proposal-template-literal-revision) for ES9.
+
+## 5.0.3 (2017-04-01)
+
+### Bug fixes
+
+Fix spurious duplicate variable definition errors for named functions.
+
+## 5.0.2 (2017-03-30)
+
+### Bug fixes
+
+A binary operator after a parenthesized arrow expression is no longer incorrectly treated as an error.
+
+## 5.0.0 (2017-03-28)
+
+### Bug fixes
+
+Raise an error for duplicated lexical bindings.
+
+Fix spurious error when an assignement expression occurred after a spread expression.
+
+Accept regular expressions after `of` (in `for`/`of`), `yield` (in a generator), and braced arrow functions.
+
+Allow labels in front or `var` declarations, even in strict mode.
+
+### Breaking changes
+
+Parse declarations following `export default` as declaration nodes, not expressions. This means that class and function declarations nodes can now have `null` as their `id`.
+
+## 4.0.11 (2017-02-07)
+
+### Bug fixes
+
+Allow all forms of member expressions to be parenthesized as lvalue.
+
+## 4.0.10 (2017-02-07)
+
+### Bug fixes
+
+Don't expect semicolons after default-exported functions or classes, even when they are expressions.
+
+Check for use of `'use strict'` directives in non-simple parameter functions, even when already in strict mode.
+
+## 4.0.9 (2017-02-06)
+
+### Bug fixes
+
+Fix incorrect error raised for parenthesized simple assignment targets, so that `(x) = 1` parses again.
+
+## 4.0.8 (2017-02-03)
+
+### Bug fixes
+
+Solve spurious parenthesized pattern errors by temporarily erring on the side of accepting programs that our delayed errors don't handle correctly yet.
+
+## 4.0.7 (2017-02-02)
+
+### Bug fixes
+
+Accept invalidly rejected code like `(x).y = 2` again.
+
+Don't raise an error when a function _inside_ strict code has a non-simple parameter list.
+
+## 4.0.6 (2017-02-02)
+
+### Bug fixes
+
+Fix exponential behavior (manifesting itself as a complete hang for even relatively small source files) introduced by the new 'use strict' check.
+
+## 4.0.5 (2017-02-02)
+
+### Bug fixes
+
+Disallow parenthesized pattern expressions.
+
+Allow keywords as export names.
+
+Don't allow the `async` keyword to be parenthesized.
+
+Properly raise an error when a keyword contains a character escape.
+
+Allow `"use strict"` to appear after other string literal expressions.
+
+Disallow labeled declarations.
+
+## 4.0.4 (2016-12-19)
+
+### Bug fixes
+
+Fix crash when `export` was followed by a keyword that can't be
+exported.
+
+## 4.0.3 (2016-08-16)
+
+### Bug fixes
+
+Allow regular function declarations inside single-statement `if` branches in loose mode. Forbid them entirely in strict mode.
+
+Properly parse properties named `async` in ES2017 mode.
+
+Fix bug where reserved words were broken in ES2017 mode.
+
+## 4.0.2 (2016-08-11)
+
+### Bug fixes
+
+Don't ignore period or 'e' characters after octal numbers.
+
+Fix broken parsing for call expressions in default parameter values of arrow functions.
+
+## 4.0.1 (2016-08-08)
+
+### Bug fixes
+
+Fix false positives in duplicated export name errors.
+
+## 4.0.0 (2016-08-07)
+
+### Breaking changes
+
+The default `ecmaVersion` option value is now 7.
+
+A number of internal method signatures changed, so plugins might need to be updated.
+
+### Bug fixes
+
+The parser now raises errors on duplicated export names.
+
+`arguments` and `eval` can now be used in shorthand properties.
+
+Duplicate parameter names in non-simple argument lists now always produce an error.
+
+### New features
+
+The `ecmaVersion` option now also accepts year-style version numbers
+(2015, etc).
+
+Support for `async`/`await` syntax when `ecmaVersion` is >= 8.
+
+Support for trailing commas in call expressions when `ecmaVersion` is >= 8.
+
+## 3.3.0 (2016-07-25)
+
+### Bug fixes
+
+Fix bug in tokenizing of regexp operator after a function declaration.
+
+Fix parser crash when parsing an array pattern with a hole.
+
+### New features
+
+Implement check against complex argument lists in functions that enable strict mode in ES7.
+
+## 3.2.0 (2016-06-07)
+
+### Bug fixes
+
+Improve handling of lack of unicode regexp support in host
+environment.
+
+Properly reject shorthand properties whose name is a keyword.
+
+### New features
+
+Visitors created with `visit.make` now have their base as _prototype_, rather than copying properties into a fresh object.
+
+## 3.1.0 (2016-04-18)
+
+### Bug fixes
+
+Properly tokenize the division operator directly after a function expression.
+
+Allow trailing comma in destructuring arrays.
+
+## 3.0.4 (2016-02-25)
+
+### Fixes
+
+Allow update expressions as left-hand-side of the ES7 exponential operator.
+
+## 3.0.2 (2016-02-10)
+
+### Fixes
+
+Fix bug that accidentally made `undefined` a reserved word when parsing ES7.
+
+## 3.0.0 (2016-02-10)
+
+### Breaking changes
+
+The default value of the `ecmaVersion` option is now 6 (used to be 5).
+
+Support for comprehension syntax (which was dropped from the draft spec) has been removed.
+
+### Fixes
+
+`let` and `yield` are now “contextual keywords”, meaning you can mostly use them as identifiers in ES5 non-strict code.
+
+A parenthesized class or function expression after `export default` is now parsed correctly.
+
+### New features
+
+When `ecmaVersion` is set to 7, Acorn will parse the exponentiation operator (`**`).
+
+The identifier character ranges are now based on Unicode 8.0.0.
+
+Plugins can now override the `raiseRecoverable` method to override the way non-critical errors are handled.
+
+## 2.7.0 (2016-01-04)
+
+### Fixes
+
+Stop allowing rest parameters in setters.
+
+Disallow `y` rexexp flag in ES5.
+
+Disallow `\00` and `\000` escapes in strict mode.
+
+Raise an error when an import name is a reserved word.
+
+## 2.6.2 (2015-11-10)
+
+### Fixes
+
+Don't crash when no options object is passed.
+
+## 2.6.0 (2015-11-09)
+
+### Fixes
+
+Add `await` as a reserved word in module sources.
+
+Disallow `yield` in a parameter default value for a generator.
+
+Forbid using a comma after a rest pattern in an array destructuring.
+
+### New features
+
+Support parsing stdin in command-line tool.
+
+## 2.5.0 (2015-10-27)
+
+### Fixes
+
+Fix tokenizer support in the command-line tool.
+
+Stop allowing `new.target` outside of functions.
+
+Remove legacy `guard` and `guardedHandler` properties from try nodes.
+
+Stop allowing multiple `__proto__` properties on an object literal in strict mode.
+
+Don't allow rest parameters to be non-identifier patterns.
+
+Check for duplicate paramter names in arrow functions.
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