tools: enforce consistent spacing inside braces

PR-URL: #14162
Reviewed-By: Vse Mozhet Byt <vsemozhetbyt@gmail.com>
Reviewed-By: Refael Ackermann <refack@gmail.com>
Reviewed-By: Timothy Gu <timothygu99@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>

.eslintignore

@@ -4,6 +4,7 @@ test/addons/??_*/
 test/fixtures
 test/tmp*/
 tools/eslint
+tools/icu
 node_modules
 benchmark/tmp/
 doc/**/*.js

.eslintrc.yaml

@@ -141,16 +141,17 @@ rules:
  }]
  no-tabs: error
  no-trailing-spaces: error
+ object-curly-spacing: [error, always]
  one-var-declaration-per-line: error
  operator-linebreak: [error, after]
  quotes: [error, single, avoid-escape]
  semi: error
  semi-spacing: error
  space-before-blocks: [error, always]
  space-before-function-paren: [error, {
- "anonymous": "never",
- "named": "never",
- "asyncArrow": "always"
+ anonymous: never,
+ named: never,
+ asyncArrow: always
  }]
  space-in-parens: [error, never]
  space-infix-ops: error

doc/.eslintrc.yaml

@@ -1,8 +1,6 @@
 ## Docs-specific linter rules
 
 rules:
- object-curly-spacing: [error, always]
-
  # ease some restrictions in doc examples
  no-restricted-properties: off
  no-undef: off