fix(compiler-core): fix v-if block handling for components that fail to resolve

fix #2058

fix(types): properly infer return type from async setup (#2051)

fix #2049

refactor(reactivity): refactor iteration key trigger logic + use more robust Map/Set check

feat(runtime-dom): allow native Set as v-model checkbox source (#1957)

chore(readme): update link to the JSX babel plugin (#2104) [ci skip]

build(deps-dev): bump @microsoft/api-extractor from 7.9.14 to 7.9.15 (#2113)

build(deps-dev): bump eslint from 7.8.1 to 7.9.0 (#2114)

build(deps-dev): bump @microsoft/api-extractor from 7.9.13 to 7.9.14 (#2098)

build(deps-dev): bump rollup from 2.26.10 to 2.26.11 (#2075)

build(deps-dev): bump @types/puppeteer from 2.1.2 to 2.1.3 (#2074)

build(deps-dev): bump rollup from 2.26.9 to 2.26.10 (#2067)

build(deps-dev): bump lint-staged from 10.2.13 to 10.3.0 (#2070)

build(deps-dev): bump @types/jest from 26.0.12 to 26.0.13 (#2069)

build(deps-dev): bump @microsoft/api-extractor from 7.9.11 to 7.9.13 (#2068)

fix(inject): fix support for inject option default function

fix #2050

fix(sfc): fix scoped style regression for child component with single root + comment

fix #2046

fix(reactivity): revert ac81dcf

fix #2043

fix(runtime-core): warn reserved prefix for setup return properties and ensure consistent dev/prod behavior

close #2042

fix(runtime-core): fix priority of option merging (#2041)

build(deps): bump @babel/types from 7.11.0 to 7.11.5 (#2030)

Bumps [@babel/types](https://github.com/babel/babel/tree/HEAD/packages/babel-types) from 7.11.0 to 7.11.5.
- [Release notes](https://github.com/babel/babel/releases)
- [Changelog](https://github.com/babel/babel/blob/main/CHANGELOG.md)
- [Commits](https://github.com/babel/babel/commits/v7.11.5/packages/babel-types)

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build(deps): bump @babel/parser from 7.11.4 to 7.11.5 (#2028)

Bumps [@babel/parser](https://github.com/babel/babel/tree/HEAD/packages/babel-parser) from 7.11.4 to 7.11.5.
- [Release notes](https://github.com/babel/babel/releases)
- [Changelog](https://github.com/babel/babel/blob/main/CHANGELOG.md)
- [Commits](https://github.com/babel/babel/commits/v7.11.5/packages/babel-parser)

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build(deps-dev): bump eslint from 7.7.0 to 7.8.1 (#2032)

release: v3.0.0-rc.10

fix(v-once): fix v-once usage with v-if and v-for

fix #2035

fix(runtime-core): openBlock() should not be tracked when block tracking is disabled

build(deps-dev): bump rollup from 2.26.8 to 2.26.9 (#2031)

build(deps-dev): bump @types/jest from 26.0.10 to 26.0.12 (#2029)

feat(ssr): serverPrefetch

fix(runtime-core): v-model listeners that already exists on the component should not be merged (#2011)

fix #1989

fix(types): fix `this` type of `this.$watch` (#2022)

polish(teleport): do not warn missing target when teleport is disabled (#2021)

refactor(runtime-core): remove the deactivated branch in unmountComponent method (#2012)

perf(reactivity): no need to proxy has/ownKeys for readonly objects

fix(sfc/scoped-style): inherit scopeId through nested HOCs with inheritAttrs: false

fix #1988

fix(runtime-core): enable block tracking when normalizing plain element with slot children (#1987)

fix #1980

fix(runtime-core): ensure consistent $options merge behavior with 2.x (#1986)

close #1978 , close #1979

fix(runtime-core): fix props/emits resolving with global mixins

fix #1975

build(deps-dev): bump rollup from 2.26.7 to 2.26.8 (#2017)

chore: add repository directories

build(deps-dev): bump ts-jest from 26.2.0 to 26.3.0 (#2009)

build(deps-dev): bump rollup from 2.26.5 to 2.26.7 (#2008)

build(deps-dev): bump @microsoft/api-extractor from 7.9.10 to 7.9.11 (#2007)

build(deps-dev): bump @types/puppeteer from 2.1.1 to 2.1.2 (#2006)

fix(devtools): make el extra properties non-enumerable

feat(devtools): expose vnode and component on elements

feat(compiler-sfc): analyze script bindings (#1962)

Also expose `scriptAst` and `scriptSetupAst` on returned script block

release: v3.0.0-rc.9

fix(runtime-core): fix resolving assets from mixins and extends

fix #1963

style(compiler-sfc): tweak api and types export (#1976)

test(runtime-core): add tests for componentSlots (#1940)

perf(reactivity): avoid triggering Map.has twice on non-reactive keys (#1972)

perf(reactivity): add existing index or non-integer prop on Array should not trigger length dependency (#1969)

fix(runtime-core): properly call lifecycle hooks in chained mixins & extends (#1974)

fix #1973

fix(runtime-core): class and style should be properly normalized in cloneVNode (#1967)

fix #1964

docs(readme): update Vue Router status footer note (#1961)

build(deps-dev): bump lint-staged from 10.2.11 to 10.2.13 (#1968)

build(deps-dev): bump @typescript-eslint/parser from 3.9.1 to 3.10.1 (#1966)

release: v3.0.0-rc.8

fix(keep-alive): should remove wrapped version of injected keep alive hooks (#1959)

types(jsx): make HTMLAttributes and SVGAttributes extend Events (#1941)

fix(runtime-dom): avoid setting unchanged input value (#1937)

fix #1935 (fix v-model usage with HTML5 validation)

fix(types): relax ComponentPublicInstanceConstructor type for class components (#1943)

types(runtime-core): improve the extracted instance types (#1936)

build(deps): bump postcss-modules from 3.2.1 to 3.2.2 (#1948)

Bumps [postcss-modules](https://github.com/css-modules/postcss-modules) from 3.2.1 to 3.2.2.
- [Release notes](https://github.com/css-modules/postcss-modules/releases)
- [Changelog](https://github.com/css-modules/postcss-modules/blob/master/CHANGELOG.md)
- [Commits](https://github.com/css-modules/postcss-modules/compare/v3.2.1...v3.2.2)

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fix(runtime-core): fix data merge order for mixins/extends

fix #1953

test: improve expect.toHaveBeenWarned() message

chore: remove console.log [ci skip]

fix(runtime-core/scheduler): handle nested flushPostFlushCbs calls

fix #1947

fix(hmr): properly force hmr full component props update

fix #1942

fix(ssr): invoke directive created hook during hydration

feat(directives): introduce `created` custom directive hook and ensure
`v-model` event listener fire before template/props listeners

fix #1931

fix(reactivity): fix iOS 12 JSON.stringify error on reactive objects

- Use WeakMap for raw -> reactive/readonly storage. This is slightly
  more expensive than using a field on the taget object but avoids
  polluting the original.

- also fix Collection.forEach callback value

fix #1916

refactor(devtools): emit needs to send the instance in args

build(deps-dev): bump @microsoft/api-extractor from 7.9.8 to 7.9.10 (#1951)

build(deps-dev): bump rollup from 2.26.4 to 2.26.5 (#1950)

build(deps-dev): bump jest from 26.4.1 to 26.4.2 (#1949)

feat(devtools): catch events

fix(watch): traverse refs in deep watch (#1939)

ref #1900

feat(devtools): expose setupState target object

fix(devtools): unmountApp not behind compile flag

chore: rename createDevtoolsHook to createDevtoolsComponentHook

feat(runtime-core): support variadic children in `h` for simple JSX compat

ref: #1917

release: v3.0.0-rc.7

perf(reactivity): improve ref performance by using class-based implementation (#1900)

chore(runtime-core): use ReactiveFlags.SKIP in vnode for consistency (#1901)

fix(reactivity): unwrap non-index accessed refs on reactive arrays (#1859)

close #1846

build(deps): bump @babel/parser from 7.11.3 to 7.11.4 (#1923)

Bumps [@babel/parser](https://github.com/babel/babel/tree/HEAD/packages/babel-parser) from 7.11.3 to 7.11.4.
- [Release notes](https://github.com/babel/babel/releases)
- [Changelog](https://github.com/babel/babel/blob/main/CHANGELOG.md)
- [Commits](https://github.com/babel/babel/commits/v7.11.4/packages/babel-parser)

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build(deps): bump postcss-modules from 3.2.0 to 3.2.1 (#1920)

Bumps [postcss-modules](https://github.com/css-modules/postcss-modules) from 3.2.0 to 3.2.1.
- [Release notes](https://github.com/css-modules/postcss-modules/releases)
- [Changelog](https://github.com/css-modules/postcss-modules/blob/master/CHANGELOG.md)
- [Commits](https://github.com/css-modules/postcss-modules/compare/v3.2.0...v3.2.1)

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chore: use '@vue/shared' instead of '@vue/shared/src' (#1915)

fix(runtime-core): disable block tracking when calling compiled slot function in tempalte expressions

fix #1745, fix #1918

build(deps-dev): bump jest from 26.4.0 to 26.4.1 (#1924)

build(deps-dev): bump @microsoft/api-extractor from 7.9.7 to 7.9.8 (#1922)

build(deps-dev): bump rollup from 2.26.3 to 2.26.4 (#1921)

build(deps): upgrade to TypeScript 4

refactor(compiler-core): simplify hoistStatic check for nodes without patchFlag

close #1912

test(runtime-core): add tests for the optimized mode (#1884)

test: use polling for more stable markdown e2e tests

close #1908

fix(teleport): only inherit el for non-patched nodes

fix #1903

fix(compiler-core): should attach key to single element child of `<template v-for>` (#1910)

fix(runtime-core): correctly track dynamic nodes in renderSlot (#1911)