# Copied with minimal adjustments, source:

# https://github.com/google/mdbook-i18n-helpers/blob/2168b9cea1f4f76b55426591a9bcc308a620194f/.github/workflows/coverage-report.yml

name: Codecov

on:

# This workflow is triggered after every successful execution

# of `coverage` workflow.

workflow_run:

workflows: ["Code Coverage"]

types:

- completed

jobs:

coverage:

name: Upload coverage report

runs-on: ubuntu-latest

if: github.event.workflow_run.conclusion == 'success'

steps:

- name: 'Fetch coverage report from artifacts'

id: prepare_report

uses: actions/github-script@v7

with:

script: |

var fs = require('fs');

// List artifacts of the workflow run that triggered this workflow

var artifacts = await github.rest.actions.listWorkflowRunArtifacts({

owner: context.repo.owner,

repo: context.repo.repo,

run_id: context.payload.workflow_run.id,

});

let codecovReport = artifacts.data.artifacts.filter((artifact) => {

return artifact.name == "codecov_report";

});

if (codecovReport.length != 1) {

throw new Error("Unexpected number of {codecov_report} artifacts: " + codecovReport.length);

}

var download = await github.rest.actions.downloadArtifact({

owner: context.repo.owner,

repo: context.repo.repo,

artifact_id: codecovReport[0].id,

archive_format: 'zip',

});

fs.writeFileSync('codecov_report.zip', Buffer.from(download.data));

- id: parse_previous_artifacts

run: |

unzip codecov_report.zip

echo "Detected PR is: $(<pr_number.txt)"

echo "Detected commit_sha is: $(<commit_sha.txt)"

# Make the params available as step output

echo "override_pr=$(<pr_number.txt)" >> "$GITHUB_OUTPUT"

echo "override_commit=$(<commit_sha.txt)" >> "$GITHUB_OUTPUT"

- name: Checkout repository

uses: actions/checkout@v4

with:

ref: ${{ steps.parse_previous_artifacts.outputs.override_commit || '' }}

path: repo_root

- name: Upload coverage to Codecov

uses: codecov/codecov-action@v4

with:

token: ${{ secrets.CODECOV_UPLOAD_TOKEN }}

fail_ci_if_error: true

# Manual overrides for these parameters are needed because automatic detection

# in codecov-action does not work for non-`pull_request` workflows.

# In `main` branch push, these default to empty strings since we want to run

# the analysis on HEAD.

override_commit: ${{ steps.parse_previous_artifacts.outputs.override_commit || '' }}

override_pr: ${{ steps.parse_previous_artifacts.outputs.override_pr || '' }}

working-directory: ${{ github.workspace }}/repo_root

# Location where coverage report files are searched for

directory: ${{ github.workspace }}