prepare 5.0.3 release (#89)

* add issue templates

* add babel-eslint

* add event capacity config property

* re-add deprecation warning on samplingInterval

* better config validation

* remove rollup-plugins-node-resolve

* use newer Rollup node-resolve plugin

* rm rollup-plugin-includepaths (unused)

* npm audit fix (handlebars dependency from jest)

* comment

* copyedit

* use new test helpers + misc test cleanup

* clean up stream testing logic

* fix hash parameter

* linter

* clearer way to model the config option defaults/types

* test improvements

* change internal param name

* comment

* fix default logger logic

* simpler way to enforce minimum values

* implement diagnostic events in common JS package (#11)

* add support for function type in config options

* add support for function type in config options (#13)

* add wrapper metadata options and fix custom header logic

* lint

* lint

* remove image-loading logic from common code, replace it with an abstraction

* add validation for options.streaming

* typo

* rm unused params

* typo in comment

* misc fixes to merged code from external PR

* add event payload ID header

* npm audit fix

* change exact dependencies to best-compatible

* standardize linting

* disallow "window" and "document"

* improve diag event tests + debug logging

* misc cleanup

* fix updating secure mode hash with identify()

* don't omit streamInits.failed when it's false

* clean up init state logic, prevent unhandled rejections

* lint

* less strict matching of json content-type header

* remove unsafe usage of hasOwnProperty

* console logger must tolerate console object not always existing

* fix double initialization of diagnostics manager

* fix TypeScript declaration for track() and add more TS compilation tests (#27)

* remove startsWith usage (#28)

* prevent poll caused by a stream ping from overwriting later poll for another user (#29)

* upgrade jest dependency and transitive yargs-parser dependency (#30)

* Add null to LDEvaluationDetail.reason type (#31)

* Revert "Add null to LDEvaluationDetail.reason type (#31)"

This reverts commit bcb1573.

* Revert "Add null to LDEvaluationDetail.reason type (#31)"

This reverts commit bcb1573.

* nullable evaluation reason (#32)

* adding alias event functionality (#33)

* set stream read timeout

* Add prepare script (#34)

* add a missing typescript verification (#36)

* Removed the guides link

* Correct doc link (#36)

* Fix typo in LDClient.on jsdoc (#37)

* add inlineUsersInEvents option in TypeScript (#37)

* Filter private attributes on debug event users. Send variation for debug events.

* update uuid package version (#39)

* use Releaser v2 config + newer CI image

* First half, add the type, create the new options, add the new util method, and add tests

* Second half, call the tranform util method before calling any HTTP requests

* Update the transform to work on a copy of headers instead of mutating it

* add comments about removing custom event warning logic in the future

* revert updating of UUID dependency (#43)

* Revert "update uuid package version (#39)"

This reverts commit 3b2ff6c.

* update package-lock.json

* better error handling for local storage operations (#44)

* better error handling for local storage operations

* lint

* fix obsolete comments

* add basic logger similar to server-side Node SDK (#45)

* fix exports and add validation of custom logger (#46)

* remove typedoc.js file that interferes with Releaser's docs build

* update typescript version

* add maintenance branch

* remove deprecated things (#48)

* remove deprecated options and function

* rm references to obsolete function

* restore deprecation logic, just leave the data empty

* remove samplingInterval from TS test code

* fix TS test code again

* fix EvaluationDetail.reason to be nullable so we can get rid of NonNullableLDEvaluationReason type (#49)

* remove deprecated options and function

* rm references to obsolete function

* restore deprecation logic, just leave the data empty

* remove samplingInterval from TS test code

* fix TS test code again

* fix EvaluationDetail.reason to be nullable so we can get rid of NonNullableLDEvaluationReason type

* fix TS test code

* re-bump uuid package (#50)

* Revert "Revert "update uuid package version (#39)""

This reverts commit 89359b1bf4ddbe6b2fedb95f1dc11240483c60f7.

* remove lockfile (sc-107301)

* use regular User-Agent header name unless overridden by js-client-sdk (#52)

* switch to publishing js-sdk-common as a regular Node module (#51)

* fix CI

* remove `version` constant which can't be exported from js-sdk-common (#53)

* catch errors in JSON parsing of stream data (#54)

* catch errors in JSON parsing of stream data

* lint

* backport sc-142333 fix

* prepare 3.5.1 release (#63)

* initial move of code from js-client-sdk-private

* changelog note

* rm obsolete comment

* add npm audit helper

* update babel, jest, rollup

* fix rollup config

* fix ES build, dependency cleanup

* add Releaser metadata

* Update babel config to work in `test` without `useBuiltIns`

* copyedits

* fix misnamed directory

* use spread operator instead of Object.assign

* add issue templates

* add babel-eslint

* add event capacity config property

* re-add deprecation warning on samplingInterval

* better config validation

* remove rollup-plugins-node-resolve

* use newer Rollup node-resolve plugin

* rm rollup-plugin-includepaths (unused)

* npm audit fix (handlebars dependency from jest)

* comment

* copyedit

* use new test helpers + misc test cleanup

* clean up stream testing logic

* fix hash parameter

* linter

* clearer way to model the config option defaults/types

* test improvements

* change internal param name

* comment

* fix default logger logic

* simpler way to enforce minimum values

* implement diagnostic events in common JS package (#11)

* add support for function type in config options

* add support for function type in config options (#13)

* add wrapper metadata options and fix custom header logic

* lint

* lint

* remove image-loading logic from common code, replace it with an abstraction

* add validation for options.streaming

* typo

* rm unused params

* typo in comment

* misc fixes to merged code from external PR

* add event payload ID header

* npm audit fix

* change exact dependencies to best-compatible

* standardize linting

* disallow "window" and "document"

* improve diag event tests + debug logging

* misc cleanup

* fix updating secure mode hash with identify()

* don't omit streamInits.failed when it's false

* clean up init state logic, prevent unhandled rejections

* lint

* less strict matching of json content-type header

* remove unsafe usage of hasOwnProperty

* console logger must tolerate console object not always existing

* fix double initialization of diagnostics manager

* fix TypeScript declaration for track() and add more TS compilation tests (#27)

* remove startsWith usage (#28)

* prevent poll caused by a stream ping from overwriting later poll for another user (#29)

* upgrade jest dependency and transitive yargs-parser dependency (#30)

* Add null to LDEvaluationDetail.reason type (#31)

* Revert "Add null to LDEvaluationDetail.reason type (#31)"

This reverts commit bcb1573.

* Revert "Add null to LDEvaluationDetail.reason type (#31)"

This reverts commit bcb1573.

* nullable evaluation reason (#32)

* adding alias event functionality (#33)

* set stream read timeout

* Add prepare script (#34)

* add a missing typescript verification (#36)

* Removed the guides link

* Correct doc link (#36)

* Fix typo in LDClient.on jsdoc (#37)

* add inlineUsersInEvents option in TypeScript (#37)

* Filter private attributes on debug event users. Send variation for debug events.

* update uuid package version (#39)

* use Releaser v2 config + newer CI image

* First half, add the type, create the new options, add the new util method, and add tests

* Second half, call the tranform util method before calling any HTTP requests

* Update the transform to work on a copy of headers instead of mutating it

* add comments about removing custom event warning logic in the future

* revert updating of UUID dependency (#43)

* Revert "update uuid package version (#39)"

This reverts commit 3b2ff6c.

* update package-lock.json

* better error handling for local storage operations (#44)

* better error handling for local storage operations

* lint

* fix obsolete comments

* add basic logger similar to server-side Node SDK (#45)

* fix exports and add validation of custom logger (#46)

* remove typedoc.js file that interferes with Releaser's docs build

* update typescript version

* add maintenance branch

* backport sc-142333 fix

Co-authored-by: Eli Bishop <eli@launchdarkly.com>
Co-authored-by: Zach Davis <zach@launchdarkly.com>
Co-authored-by: LaunchDarklyCI <dev@launchdarkly.com>
Co-authored-by: Ben Woskow <bwoskow@launchdarkly.com>
Co-authored-by: Ben Woskow <48036130+bwoskow-ld@users.noreply.github.com>
Co-authored-by: Michael Siadak <mike.siadak@gmail.com>
Co-authored-by: Jeff Wen <sinchangwen@gmail.com>
Co-authored-by: Andrey Krasnov <34657799+Doesntmeananything@users.noreply.github.com>
Co-authored-by: Gavin Whelan <gwhelan@launchdarkly.com>
Co-authored-by: LaunchDarklyReleaseBot <launchdarklyreleasebot@launchdarkly.com>
Co-authored-by: Louis Chan <lchan@launchdarkly.com>
Co-authored-by: Louis Chan <91093020+louis-launchdarkly@users.noreply.github.com>

* Releasing version 3.5.1

* rm obsolete file to fix merge

* Releasing version 3.5.1

* Migrate context code (#56)

* Migrate attribute reference code from node. (#57)

* Add U2C types and make minimal adjustments for type changes. (#58)

* Add U2C types.

* Update typings.d.ts. Make minimal adjustments for changes to typings.

* make URL path concatenation work right whether base URL has a trailing slash or not (#61)

* make URL path concatenation work right whether base URL has a trailing slash or not

* lint

* Update event format and filtering for contexts. (#59)

* Update persistence of generated keys for transient contexts. (#60)

* Implement support for application tags. (#55)

* Fix typing of LDOptionsBase. (#63)

* Implement application tags for 3.x. (#62)

* lint

* Add a line to refer to sendEventsOnlyForVariation

* Rename additional items. Functions, comments, variables. (#64)

* don't include deleted flags in allFlags (#66)

* Clear last seen cache on identity change. (#67)

* Enforce 64 character limit for tag value. (#68)

* Enforce 64 character limit for tag value.

* Lint. Comments. Remove unused param.

* Rename transient back to anonymous. (#70)

* [sc-160947] Switch to partial URL encoding. (#72)

* Remove the last seen cache, deprecate allowFrequentDuplicateEvents. (#73)

* Update with changes from main, remove frequent duplicate events option. (#75)

* Inspector proposal V2. (#71)

* Fix invoking flagUsed. (#77)

* Port jitter and backoff. (#79) (#81)

* Update U2C branch with inspection interfaces. (#80)

Co-authored-by: Eli Bishop <eli@launchdarkly.com>
Co-authored-by: Zach Davis <zach@launchdarkly.com>
Co-authored-by: LaunchDarklyCI <dev@launchdarkly.com>
Co-authored-by: Ben Woskow <bwoskow@launchdarkly.com>
Co-authored-by: Ben Woskow <48036130+bwoskow-ld@users.noreply.github.com>
Co-authored-by: Michael Siadak <mike.siadak@gmail.com>
Co-authored-by: Jeff Wen <sinchangwen@gmail.com>
Co-authored-by: Andrey Krasnov <34657799+Doesntmeananything@users.noreply.github.com>
Co-authored-by: Gavin Whelan <gwhelan@launchdarkly.com>
Co-authored-by: LaunchDarklyReleaseBot <launchdarklyreleasebot@launchdarkly.com>
Co-authored-by: Louis Chan <lchan@launchdarkly.com>
Co-authored-by: Louis Chan <91093020+louis-launchdarkly@users.noreply.github.com>
Co-authored-by: Ryan Lamb <4955475+kinyoklion@users.noreply.github.com>
Co-authored-by: LaunchDarklyReleaseBot <86431345+LaunchDarklyReleaseBot@users.noreply.github.com>

* Merge jitter/backoff to 5.0. (#85)

* Merge: Remove flatmap (#84)

Co-authored-by: Mateusz Sikora <mateusz.sikora@ramp.network>

* remove flatMap usage to support older browsers (#82)

Co-authored-by: Mateusz Sikora <mateusz.sikora@ramp.network>

* Remove support for secondary attribute. (#86)

* [sc-176610] Import messages specifically from './messages' not '.'. (#87)

* Update with changes from main. (#88)

* Update comments for U2C. (#89)

* Fixes from contract tests. (#90)

* Remove deprecation code.

* [sc-177798] Export getContextKeys function for reuse

* Added unit tests

* Moved getContextKeys to context.js

* Update EventProcessor.js

* Ignore null and empty string keys. Added more tests.

* Added warnings if kind is null or ''

* Added types for getContextKeys

* Update test-types.ts

* Port event summarizer from node. (#97)

* Fix handling of results from sendingEvents. (#98)

* [sc-178144] Undefined case versus typeof. (#99)

* Fix copy/paste doc comment. (#96)

* [sc-178313] Replace minor instances of user

* More replacements.

* Update InspectorManager-test.js

* Update utils-test.js

* Adding kind to context for tests

* Revert to create maintenance branch. (#103)

* Restore U2C functionality. (#104)

* Update release config for 5.x (#102)

* Ensure all types are exported in typings.d.ts. (#105)

* fix: Remove option chaining. (#106)

* fix: Make key optional on LDContext common. (#107)

---------

Co-authored-by: Eli Bishop <eli@launchdarkly.com>
Co-authored-by: LaunchDarklyCI <dev@launchdarkly.com>
Co-authored-by: Ben Woskow <bwoskow@launchdarkly.com>
Co-authored-by: Ben Woskow <48036130+bwoskow-ld@users.noreply.github.com>
Co-authored-by: Michael Siadak <mike.siadak@gmail.com>
Co-authored-by: Jeff Wen <sinchangwen@gmail.com>
Co-authored-by: Andrey Krasnov <34657799+Doesntmeananything@users.noreply.github.com>
Co-authored-by: Gavin Whelan <gwhelan@launchdarkly.com>
Co-authored-by: LaunchDarklyReleaseBot <launchdarklyreleasebot@launchdarkly.com>
Co-authored-by: Louis Chan <lchan@launchdarkly.com>
Co-authored-by: Louis Chan <91093020+louis-launchdarkly@users.noreply.github.com>
Co-authored-by: Zach Davis <zach@launchdarkly.com>
Co-authored-by: Ryan Lamb <4955475+kinyoklion@users.noreply.github.com>
Co-authored-by: Mateusz Sikora <mateusz.sikora@ramp.network>
Co-authored-by: Yusinto Ngadiman <yus@launchdarkly.com>
Co-authored-by: Yusinto Ngadiman <yusinto@gmail.com>

typings.d.ts

@@ -345,8 +345,9 @@ declare module 'launchdarkly-js-sdk-common' {
 
     /**
      * A unique string identifying a context.
+     * This value must be set unless the context is anonymous.
      */
-    key: string;
+    key?: string;
 
     /**
      * The context's name.