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Readme #36

Workflow file for this run

name: Readme
on:
# Run once a month, to detect unexpected regressions
schedule:
- cron: '0 0 1 * *'
# To test this GitHub Action, uncomment this block and open a PR; then comment
# it out again before merging the PR.
#pull_request:
# types: [opened, synchronize]
jobs:
readme:
name: Run code from README.md
runs-on: ubuntu-latest
steps:
- uses: actions/checkout@v2
- uses: actions/cache@v2
name: Cache Stack Artifacts
with:
path: |
~/.stack
.stack-work
key: ${{ runner.os }}-stack-${{ hashFiles('stack-8.10.7.yaml') }}
- uses: haskell/actions/setup@v1
id: setup-haskell-stack
name: Setup Stack
with:
enable-stack: true
stack-setup-ghc: true
stack-no-global: true
- name: Extract and run code
run: |
TEST_FILE="TEST_Readme.hs"
README="$(cat README.md)"
CODE="$(echo "$README" | grep '^ ' | sed 's/^ //g')"
echo "module T where" > "$TEST_FILE"
echo "$CODE" >> "$TEST_FILE"
# {-# LANGUAGE LambdaCase, ScopedTypeVariables #-}
EXTS_LINE="$(echo "$CODE" | head -n 1)"
# LambdaCase
# ScopedTypeVariables
EXTS="$(echo "$EXTS_LINE" | tr ' ' '\n' | grep -v '#' | grep -v "LANGUAGE" | tr -d ',')"
# -XLambdaCase
# -XScopedTypeVariables
DOCTEST_FLAGS="$(echo "$EXTS" | sed 's/^/-X/g')"
stack --stack-yaml="stack-8.10.7.yaml" install doctest
stack exec -- doctest $DOCTEST_FLAGS $TEST_FILE