fix: remove changelog validation (#6452)

* remove changelog validation

* fix ts

* fix tests

dangerfile.ts

@@ -1,11 +1,7 @@
-import { danger, fail, markdown, warn } from "danger"
+import { danger, fail, warn } from "danger"
 // TypeScript thinks we're in React Native,
 // so the node API gives us errors:
 import * as fs from "fs"
-import { pickBy } from "lodash"
-import { ParseResult } from "./scripts/changelog/changelog-types"
-import { changelogTemplateSections } from "./scripts/changelog/generateChangelogSectionTemplate"
-import { parsePRDescription } from "./scripts/changelog/parsePRDescription"
 
 /**
  * Helpers
@@ -125,54 +121,6 @@ const verifyRemainingDevWork = () => {
   }
 }
 
-// Require changelog on Eigen PRs to be valid
-// See Eigen RFC: https://github.com/artsy/eigen/issues/4499
-export const validatePRChangelog = () => {
-  const pr = danger.github.pr
-
-  const isOpen = pr.state === "open"
-  if (!isOpen) {
-    console.log("Skipping this check because the PR is not open")
-    return
-  }
-
-  const content = pr.body
-
-  const res = parsePRDescription(content) as ParseResult
-
-  if (res.type === "error") {
-    console.log("Something went wrong while parsing the PR description")
-    warn(
-      "❌ **An error occurred while validating your changelog, please make sure you provided a valid changelog.**"
-    )
-    return
-  }
-
-  if (res.type === "no_changes") {
-    console.log("PR has no changes")
-    warn("✅ **No changelog changes**")
-    return
-  }
-
-  // At this point, the PR description changelog changes are valid
-  // and res contains a list of the changes
-  console.log("PR Changelog is valid")
-
-  const { type, ...changedSections } = res
-
-  const message =
-    "### This PR contains the following changes:\n" +
-    Object.entries(pickBy(changedSections, (changesArray) => changesArray.length))
-      .map(([section, sectionValue]) => {
-        return `\n- ${
-          changelogTemplateSections[section as keyof typeof changedSections]
-        } (${sectionValue})`
-      })
-      .join("")
-
-  return markdown(message)
-}
-
 // Force the usage of WebPs
 const IMAGE_EXTENSIONS_TO_AVOID = ["png", "jpg", "jpeg"]
 const IMAGE_EXTENSIONS = [...IMAGE_EXTENSIONS_TO_AVOID, "webp"]
@@ -201,6 +149,5 @@ export const useWebPs = (fileNames: string[]) => {
   preventUsingTestRenderer()
   preventUsingRenderRelayTree()
   verifyRemainingDevWork()
-  validatePRChangelog()
   useWebPs(newCreatedFileNames)
 })()