update_msrv.yaml

name: Update MSRV

permissions:
  contents: write

on:
  workflow_call:
  workflow_dispatch:

jobs:
  update-msrv:
    runs-on: ubuntu-latest
    steps:
      - name: Fetch Repository
        uses: actions/checkout@v4

      - run: git pull

      - name: Install stable toolchain
        uses: actions-rust-lang/setup-rust-toolchain@v1

      - uses: cargo-bins/cargo-binstall@main

      - name: Install cargo-msrv
        uses: taiki-e/install-action@v2
        with:
          tool: cargo-msrv

      - name: Get msrv data
        id: data-msrv
        run: |
          current_msrv=$(cargo msrv show --output-format minimal);
          echo "current msrv: $current_msrv";
          echo "current=$current_msrv" >> "$GITHUB_OUTPUT";
          new_msrv=$(cargo msrv find --min $current_msrv --output-format minimal);
          echo "new msrv: $new_msrv";
          echo "new=$new_msrv" >> "$GITHUB_OUTPUT";

      - name: Update cargo msrv
        run: cargo msrv set ${{ steps.data-msrv.outputs.new }}

      - name: Update readme msrv
        uses: jacobtomlinson/gha-find-replace@v3
        with:
          find: ${{ steps.data-msrv.outputs.current }}
          replace: ${{ steps.data-msrv.outputs.new }}
          regex: false
          include: "README.md"

      - run: git pull

      - name: Commit and Push
        uses: stefanzweifel/git-auto-commit-action@v5
        with:
          commit_message: "Update MSRV from [${{steps.data-msrv.outputs.current}}] to [${{steps.data-msrv.outputs.new}}]"