scala: finish upgrade of 2.12 to .20 (#1024)

Author: kitbellew

.github/workflows/ci.yml

@@ -31,7 +31,7 @@ jobs:
           distribution: temurin
           cache: sbt
       - uses: sbt/setup-sbt@v1
-      - run: sbt '++2.12.19; docs/mdoc'
+      - run: sbt '++2.12.20; docs/mdoc'
   test-windows:
     name: "Windows"
     runs-on: windows-latest
@@ -95,7 +95,7 @@ jobs:
         command:
           # Test legacy Scala versions, where reporting API changed
           - "'++2.12.12! testAllNonNative'" # compiler version too old for Scala Native
-          - "'++2.12.19 test'"
+          - "'++2.12.20 test'"
           - "'++2.13.17 test'"
           # Minimal supported version
           - "'++3.3.6 test'"

.github/workflows/mdoc.yml

@@ -19,7 +19,7 @@ jobs:
           distribution: temurin
       - uses: sbt/setup-sbt@v1
       - uses: olafurpg/setup-gpg@v3
-      - run: sbt '++2.12.19; docs/docusaurusPublishGhpages'
+      - run: sbt '++2.12.20; docs/docusaurusPublishGhpages'
         env:
           GIT_DEPLOY_KEY: ${{ secrets.GIT_DEPLOY_KEY }}
       - name: Check git diff

.mergify.yml

@@ -6,12 +6,12 @@ pull_request_rules:
       - check-success=Website
       - check-success=Windows
       - check-success="'++2.12.12! testAllNonNative' 11"
-      - check-success="'++2.12.19 test' 11"
+      - check-success="'++2.12.20 test' 11"
       - check-success="'++2.13.17 test' 11"
       - check-success="'++3.3.6 test' 11"
       - check-success="scripted 11"
       - check-success="'++2.12.12! testAllNonNative' 17"
-      - check-success="'++2.12.19 test' 17"
+      - check-success="'++2.12.20 test' 17"
       - check-success="'++2.13.17 test' 17"
       - check-success="'++3.3.6 test' 17"
       - check-success="scripted 17"

mdoc-sbt/src/sbt-test/sbt-mdoc/basic/test

@@ -1,4 +1,4 @@
-> ++2.12.19 mdoc
+> ++2.12.20 mdoc
 > check
 > ++2.13.17 mdoc
 > check

mdoc/src/main/scala/mdoc/internal/modifiers/ScastieModifier.scala

@@ -68,7 +68,7 @@ class ScastieModifier(theme: String = "light", debugClassSuffix: Option[String]
       s"   theme: '$theme',",
       "    isWorksheetMode: true,",
       "    targetType: 'jvm',",
-      "    scalaVersion: '2.12.6'",
+      "    scalaVersion: '2.12.20'",
       "  })"
     ).mkString("\n")
 

tests/unit/src/test/scala/tests/markdown/ScastieModifierSuite.scala

@@ -45,7 +45,7 @@ class ScastieModifierSuite extends BaseMarkdownSuite {
        |   theme: 'light',
        |    isWorksheetMode: true,
        |    targetType: 'jvm',
-       |    scalaVersion: '2.12.6'
+       |    scalaVersion: '2.12.20'
        |  })
        |})</script>
     """.stripMargin
@@ -67,7 +67,7 @@ class ScastieModifierSuite extends BaseMarkdownSuite {
        |   theme: 'dark',
        |    isWorksheetMode: true,
        |    targetType: 'jvm',
-       |    scalaVersion: '2.12.6'
+       |    scalaVersion: '2.12.20'
        |  })
        |})</script>
     """.stripMargin,

website.md

@@ -9,6 +9,6 @@ Next
 
 1. Switch to the "website" folder. run `npm install`
 2. Copy the blog folder into the `website` folder (don't commit that)
-3. Back in the project root, run `sbt '++2.12.19; docs/mdoc'` in a terminal - this will run mdoc.
+3. Back in the project root, run `sbt '++2.12.20; docs/mdoc'` in a terminal - this will run mdoc.
 4. probably in a new terminal in the "website" folder , run `npm start`