0.19.5

• Ensured CJS modules loaded during the parse phase of ESM aren’t executed (#239)

0.19.4

• Fixed regression with @babel/register (#236)
• Fixed regression with ava (#233)

0.19.3

• Fixed regression with dynamic import() inside exported functions and classes (#232)
• Fixed regression with re-exported builtin modules (#231)
• Ensured native modules aren’t re-evaluated (#213)
• Ensured the ESM wrapper isn’t used for CJS (#230)

0.19.2

• Enabled support for Jest globals option (#212)
• Ensured CJS modules are not re-evaluated (#209, #217)
• Ensured correct execution order of re-exported modules
• Ensured ESM_OPTIONS can set the "cache" option (#215)
• Ensured exported bindings are defined in the module
• Ensured require() is properly bound when using Jest (#224)

0.19.1

• Ensured module state is not reset for cyclical loads (#208)
• Ensured passthru modules are not executed during the parsing phase (#209)

0.19.0

• Added support for "esm":"cjs" option
• Added support for unquoted ESM_OPTIONS values
• Aligned ERR_UNKNOWN_FILE_EXTENSION error with Node
• Aligned Module.wrapper values more closely with Node
• Aligned require.resolve() and require.resolve.paths() with Node 8.9.0+
• Enabled sharing state across loader instances
• Ensured dynamic import works in nested CJS modules (#184)
• Ensured ESM_OPTIONS are used when for opt-ins with no options (#188)
• Ensured exported bindings are validated before code execution
• Ensured legacy error code is used for missing CJS modules (#206)
• Ensured module.parent is undefined for ESM parents
• Ensured static import specifiers are resolved before code execution
• Ensured third-party files are cached only if they have compilation changes
• Fixed a usage scenario with @babel/register and nyc (#179)
• Fixed "await" option support (#199)
• Fixed hang when parsing source mapping URLs (#207)
• Fixed hang with jest@^22.0.0
• Fixed parsing circular dependencies with anonymous function declarations (#183)

0.18.0

• Added support for .esmrc.json, .esmrc.js, and .esmrc.mjs files
• Added support for the ESM_OPTIONS environment variable (#139)
• Enabled parsing options with JSON6
• Fixed regression parsing destructured params (#168)

0.17.3

• Ensured @std/esm works with the Node --no-deprecation flag
• Ensured the module exports is returned from Module._load()
• Fixed regression with pm2 support (#157)

0.17.2

• Fixed misnamed properties on Module
• Fixed regression in destructuring parameters (#103)
• Fixed regression with Jest support (#164)
• Made ESM stack traces use URLs

0.17.1

• Avoided API deprecation warnings across Node versions
• Ensured CJS modules allow monkey patching Module._nodeModulePaths()
  and Module._resolveFilename() without the "cjs" option