Finally use crystal for the json nize tool. Not nodejs, ruby, python,…

… golang, jq...

.github/workflows/crystal.yml

@@ -0,0 +1,22 @@
+name: CI - Crystal
+on:
+  push:
+    branches: [main]
+    paths:
+      - '.github/crystal.yml'
+      - '**/*.cr'
+  pull_request:
+    paths:
+      - '.github/crystal.yml'
+      - '**/*.cr'
+  workflow_dispatch:
+
+jobs:
+  crystal:
+    runs-on: ubuntu-latest
+    timeout-minutes: 5
+    steps:
+      - uses: actions/checkout@v3
+      - uses: crystal-lang/install-crystal@v1
+      - run: crystal tool format --check
+      - run: crystal spec

.github/workflows/validate.yml

@@ -4,6 +4,7 @@ on:
     branches: [main]
     paths-ignore:
       - '.github/dependabot.yml'
+      - '.github/workflows/crystal.yml'
       - '.github/workflows/dprint.yml'
       - '.github/workflows/dependency-review.yml'
       - '.github/workflows/auto-merge-dependabot-prs.yml'
@@ -14,6 +15,7 @@ on:
   pull_request:
     paths-ignore:
       - '.github/dependabot.yml'
+      - '.github/workflows/crystal.yml'
       - '.github/workflows/dprint.yml'
       - '.github/workflows/dependency-review.yml'
       - '.github/workflows/auto-merge-dependabot-prs.yml'

.tool-versions

@@ -1,4 +1,4 @@
 shellcheck 0.8.0 0.7.2
 nodejs 18.11.0 16.17.1 # This entry exists for test
 shfmt 3.5.1
-bun 0.2.1
+crystal 1.6.0

.vscode/extensions.json

@@ -2,6 +2,7 @@
   "recommendations": [
     "redhat.vscode-yaml",
     "editorconfig.editorconfig",
-    "dprint.dprint"
+    "dprint.dprint",
+    "crystal-lang-tools.crystal-lang"
   ]
 }

.vscode/settings.json

@@ -4,6 +4,7 @@
   "cSpell.words": [
     "antongolub",
     "dprint",
+    "jsonize",
     "jsonizer",
     "shfmt"
   ],

action.yml

@@ -10,11 +10,20 @@ runs:
     - uses: asdf-vm/actions/setup@v1
     - run: |
         (source "$ASDF_DIR/lib/utils.bash"; strip_tool_version_comments .tool-versions) |
-        ruby -r json -e 'print(STDIN.each_line.to_h {|line| line.split.slice(0, 2) }.to_json)' |
+        grep -P '^crystal' | awk '{print "crystal=" $2}' |
+        tee --append $GITHUB_OUTPUT
+      shell: bash
+      id: prepare-runner
+    - uses: crystal-lang/install-crystal@v1
+      with:
+        crystal: ${{ steps.prepare-runner.outputs.crystal }}
+    - run: |
+        (source "$ASDF_DIR/lib/utils.bash"; strip_tool_version_comments .tool-versions) |
+        crystal run src/main.cr -- jsonize |
         echo "json=$(</dev/stdin)" | tee --append $GITHUB_OUTPUT
       shell: bash
       id: parser
 outputs:
   tool-versions:
-    description: 'Stringified JSON that includes parsed .tool-versions'
+    description: 'Stringified JSON for parsed .tool-versions'
     value: '${{ steps.parser.outputs.json }}'

spec/jsonizer_spec.cr

@@ -0,0 +1,23 @@
+require "./spec_helper"
+
+require "../src/jsonizer"
+
+require "json"
+
+describe Jsonizer do
+  describe ".run" do
+    it "outputs usage" do
+      io = IO::Memory.new(
+        <<-TEXT
+        shellcheck 0.8.0 0.7.2
+        nodejs 18.11.0 16.17.1
+        shfmt 3.5.1
+        crystal 1.6.0
+        TEXT
+      )
+      Jsonizer::ParsedJson.from_json(Jsonizer.run(io)).should eq(
+        {"shellcheck" => "0.8.0", "nodejs" => "18.11.0", "shfmt" => "3.5.1", "crystal" => "1.6.0"}
+      )
+    end
+  end
+end

spec/spec_helper.cr

@@ -0,0 +1 @@
+require "spec"

src/jsonizer.cr

@@ -0,0 +1,11 @@
+require "json"
+
+module Jsonizer
+  alias PluginName = String
+  alias PluginVersion = String
+  alias ParsedJson = Hash(PluginName, PluginVersion)
+
+  def self.run(io : IO) : String
+    io.each_line.to_h { |line| Tuple(String, String).from(line.split[0, 2]) }.to_json
+  end
+end

src/main.cr

@@ -0,0 +1,5 @@
+require "./jsonizer"
+
+if ARGV.first == "jsonize"
+  print Jsonizer.run(STDIN)
+end