refactor(rulesets): remove unused rules style param (#2306)

Co-authored-by: Jakub Rożek <[email protected]>

docs/migration-guides/6.0.md

@@ -112,7 +112,6 @@ Workaround: Insert the following rule in your custom ruleset.
  "operation-default-response": {
   "description": "Operations must have a default response.",
   "recommended": false,
-  "type": "style",
   "given": "$.paths.*.*.responses",
   "then": {
     "field": "default",

docs/reference/functions.md

@@ -17,7 +17,6 @@ Enforce alphabetical content, for simple arrays, or for objects by passing a key
 ```yaml
 openapi-tags-alphabetical:
   description: OpenAPI object should have alphabetical `tags`.
-  type: style
   recommended: true
   given: "$"
   then:
@@ -42,7 +41,6 @@ Does the field value exist in this set of possible values?
 ```yaml
 whitelisted-tags:
   description: Pick from a very restrictive set of tags.
-  type: style
   given: "$.paths.*"
   then:
     field: tags
@@ -76,7 +74,6 @@ At the very least `min` or `max` has to be provided. You can specify both as wel
 ```yaml
 operation-singular-tag:
   description: Operations must have between 1 and 3 tags.
-  type: style
   given: "$.paths.*"
   then:
     field: tags
@@ -102,7 +99,6 @@ Regular expressions!
 ```yaml
 path-no-trailing-slash:
   description: Paths should not end with `#/`.
-  type: style
   given: "$.paths[*]~"
   then:
     function: pattern
@@ -145,7 +141,6 @@ Available types are:
 ```yaml
 camel-case-name:
   description: Name should be camelCased.
-  type: style
   given: "$.name"
   then:
     function: casing
@@ -171,7 +166,6 @@ Use JSON Schema (draft 4, 6, 7, 2019-09, or 2020-12) to treat the contents of th
 oas3-api-servers:
   description: "OpenAPI `servers` must be present and non-empty array."
   recommended: true
-  type: "style"
   given: "$"
   then:
     field: servers
@@ -233,7 +227,6 @@ _Warning:_ This function may identify false positives when used against a specif
 unused-definition:
   description: Potentially unused definition has been detected.
   recommended: true
-  type: style
   resolved: false
   given: "$.definitions"
   then:
@@ -257,7 +250,6 @@ Communicate that one of these properties is required, and no more than one is al
 ```yaml
 components-examples-value-or-externalValue:
   description: Examples should have either a `value` or `externalValue` field.
-  type: style
   given: "$.components.examples.*"
   then:
     function: xor

packages/cli/src/services/__tests__/__fixtures__/ruleset-extends-invalid.js

@@ -7,7 +7,6 @@ module.exports = {
     'no-swagger': {
       message: 'Use OpenAPI instead ;)',
       given: '$..*',
-      type: 'style',
       then: {
         function: pattern,
         functionOptions: {

packages/cli/src/services/__tests__/__fixtures__/ruleset-extends-valid.js

@@ -7,7 +7,6 @@ module.exports = {
     'no-swagger': {
       message: 'Use OpenAPI instead ;)',
       given: '$..*',
-      type: 'style',
       then: {
         function: pattern,
         functionOptions: {

packages/cli/src/services/__tests__/__fixtures__/ruleset-valid.js

@@ -6,7 +6,6 @@ module.exports = {
       message: 'Info must contain Stoplight',
       given: '$.info',
       recommended: true,
-      type: 'style',
       then: {
         field: 'title',
         function: pattern,

packages/cli/src/services/__tests__/__fixtures__/ruleset.json

@@ -4,7 +4,6 @@
       "message": "Info must contain Stoplight",
       "given": "$.info",
       "recommended": true,
-      "type": "style",
       "then": {
         "field": "title",
         "function": "pattern",

packages/core/src/__tests__/__fixtures__/rulesets/recommended.json

@@ -3,7 +3,6 @@
     "explicitly-recommended": {
       "message": "Should expose a `likeable` property",
       "given": "$",
-      "type": "style",
       "recommended": true,
       "then": {
         "field": "likeable",
@@ -13,7 +12,6 @@
     "implicitly-recommended": {
       "message": "Should expose a `likeable` property",
       "given": "$",
-      "type": "style",
       "then": {
         "field": "likeable",
         "function": "truthy"
@@ -22,7 +20,6 @@
     "explicitly-not-recommended": {
       "message": "Should expose a `likeable` property",
       "given": "$",
-      "type": "style",
       "recommended": false,
       "then": {
         "field": "likeable",