feat: support new flat config

[JounQin]

close #455

[changeset-bot]

🦋 Changeset detected

Latest commit: 42d2e68

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 2 packages

Name	Type
eslint-mdx	Minor
eslint-plugin-mdx	Minor

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📊 Package size report   No changes

File	Before	After
Total (Includes all files)	1.3 MB	1.3 MB
Tarball size	130.0 kB	130.0 kB

Unchanged files

File	Size
.babelrc	35 B
.changeset/config.json	372 B
.changeset/README.md	510 B
.codesandbox/ci.json	76 B
.editorconfig	161 B
.eslintrc.js	591 B
.gitattributes	35 B
.github/FUNDING.yml	204 B
.github/workflows/ci.yml	941 B
.github/workflows/codeql.yml	836 B
.github/workflows/pkg-size.yml	496 B
.github/workflows/release.yml	914 B
.lintstagedrc.js	50 B
.simple-git-hooks.js	51 B
CHANGELOG.md	283 B
CONTRIBUTING.md	931 B
LICENSE	1.1 kB
package.json	2.5 kB
packages/eslint-mdx/CHANGELOG.md	22.6 kB
packages/eslint-mdx/package.json	1.2 kB
packages/eslint-mdx/README.md	9.8 kB
packages/eslint-mdx/shim.d.ts	1.4 kB
packages/eslint-mdx/src/helpers.ts	4.3 kB
packages/eslint-mdx/src/index.ts	98 B
packages/eslint-mdx/src/parser.ts	2.3 kB
packages/eslint-mdx/src/sync.ts	384 B
packages/eslint-mdx/src/tokens.ts	6.7 kB
packages/eslint-mdx/src/types.ts	1.0 kB
packages/eslint-mdx/src/worker.ts	21.0 kB
packages/eslint-mdx/tsconfig.json	131 B
packages/eslint-plugin-mdx/CHANGELOG.md	23.7 kB
packages/eslint-plugin-mdx/package.json	1.0 kB
packages/eslint-plugin-mdx/README.md	9.8 kB
packages/eslint-plugin-mdx/src/configs/base.ts	305 B
packages/eslint-plugin-mdx/src/configs/code-blocks.ts	1.0 kB
packages/eslint-plugin-mdx/src/configs/index.ts	345 B
packages/eslint-plugin-mdx/src/configs/overrides.ts	725 B
packages/eslint-plugin-mdx/src/configs/recommended.ts	806 B
packages/eslint-plugin-mdx/src/helpers.ts	620 B
packages/eslint-plugin-mdx/src/index.ts	105 B
packages/eslint-plugin-mdx/src/processors/helpers.ts	633 B
packages/eslint-plugin-mdx/src/processors/index.ts	244 B
packages/eslint-plugin-mdx/src/processors/options.ts	1.8 kB
packages/eslint-plugin-mdx/src/processors/remark.ts	1.5 kB
packages/eslint-plugin-mdx/src/processors/types.ts	241 B
packages/eslint-plugin-mdx/src/rules/.eslintrc	124 B
packages/eslint-plugin-mdx/src/rules/index.ts	138 B
packages/eslint-plugin-mdx/src/rules/remark.ts	3.5 kB
packages/eslint-plugin-mdx/src/rules/types.ts	415 B
packages/eslint-plugin-mdx/tsconfig.json	131 B
README.md	9.8 kB
test/__snapshots__/fixtures.test.ts.snap	31.1 kB
test/__snapshots__/parser.test.ts.snap	1.1 MB
test/fixtures.test.ts	1.6 kB
test/fixtures/287.mdx	204 B
test/fixtures/292.mdx	191 B
test/fixtures/334.mdx	70 B
test/fixtures/336.mdx	178 B
test/fixtures/367.mdx	87 B
test/fixtures/371.mdx	75 B
test/fixtures/380.mdx	11.0 kB
test/fixtures/391.mdx	62 B
test/fixtures/429.mdx	52 B
test/fixtures/435.mdx	134 B
test/fixtures/445.mdx	188 B
test/fixtures/450.mdx	418 B
test/fixtures/acorn.mdx	860 B
test/fixtures/adjacent.mdx	50 B
test/fixtures/async/.remarkrc	67 B
test/fixtures/async/test.md	15 B
test/fixtures/basic.mdx	405 B
test/fixtures/basic.tsx	77 B
test/fixtures/blank-lines.mdx	768 B
test/fixtures/code-blocks.md	511 B
test/fixtures/comments.mdx	162 B
test/fixtures/details.mdx	881 B
test/fixtures/dir.mdx/.gitkeep	0 B
test/fixtures/esm/.remarkrc.mjs	103 B
test/fixtures/esm/test.md	15 B
test/fixtures/jsx-in-list.mdx	810 B
test/fixtures/leading-spaces.mdx	42 B
test/fixtures/markdown.md	5 B
test/fixtures/no-unescaped-entities.mdx	99 B
test/fixtures/no-unused-expressions.mdx	90 B
test/fixtures/processor.mdx	13 B
test/fixtures/remark.md	171 B
test/fixtures/remark.mdx	169 B
test/fixtures/style/.remarkrc	228 B
test/fixtures/style/nested.md	10 B
test/fixtures/style/plugin1.cjs	26 B
test/fixtures/style/plugin2.mjs	24 B
test/fixtures/unicorn.jsx	119 B
test/fixtures/unicorn.mdx	118 B
test/helpers.test.ts	874 B
test/helpers.ts	548 B
test/parser.test.ts	4.0 kB
test/remark.test.ts	2.8 kB
tsconfig.base.json	235 B
tsconfig.json	309 B
tsconfig.lib.json	180 B

_{🤖 This report was automatically generated by pkg-size-action}

[codecov-commenter]

Codecov Report

Patch coverage: 100.00% and no project coverage change.

Comparison is base (223ed69) 100.00% compared to head (42d2e68) 100.00%.

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Additional details and impacted files

@@            Coverage Diff            @@
##            master      #468   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files           16        19    +3     
  Lines          171       188   +17     
  Branches        31        32    +1     
=========================================
+ Hits           171       188   +17     

Files Changed	Coverage Δ
packages/eslint-mdx/src/index.ts	100.00% <100.00%> (ø)
packages/eslint-mdx/src/meta.ts	100.00% <100.00%> (ø)
...kages/eslint-plugin-mdx/src/configs/code-blocks.ts	100.00% <100.00%> (ø)
packages/eslint-plugin-mdx/src/configs/flat.ts	100.00% <100.00%> (ø)
packages/eslint-plugin-mdx/src/index.ts	100.00% <100.00%> (ø)
packages/eslint-plugin-mdx/src/meta.ts	100.00% <100.00%> (ø)
packages/eslint-plugin-mdx/src/processors/index.ts	100.00% <100.00%> (ø)
...ackages/eslint-plugin-mdx/src/processors/remark.ts	100.00% <100.00%> (ø)

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[wooorm]

a) looks like many changes in one PR! Can you make things smaller in the future so I can review better? A bunch of these changes seem unrelated to flat configs!
b) I don’t know what flat configs are, but if you think this is a good addition, 👍

[JounQin]

a) looks like many changes in one PR! Can you make things smaller in the future so I can review better? A bunch of these changes seem unrelated to flat configs! b) I don’t know what flat configs are, but if you think this is a good addition, 👍

@wooorm They're all for flat config support. Nothing more.