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dangerfile.js
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dangerfile.js
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const { danger, warn, fail } = require('danger')
const { CLIEngine } = require('eslint')
const fs = require('fs')
const toc = require('markdown-toc')
// No PR is too small to include a description of why you made a change
if (danger.github.pr.body.length < 10) {
warn('Please include a description of your PR changes.')
}
// ESLint
const cli = new CLIEngine({})
const filesToLint = danger.git.created_files
.concat(danger.git.modified_files)
.filter(path => !cli.isPathIgnored(path))
const report = cli.executeOnFiles(filesToLint)
report.results.forEach(result => {
const { filePath } = result
result.messages.forEach(msg => {
const { line, message, ruleId } = msg
const rule = ruleId || 'N/A'
const messageText = `${filePath} line ${line} – ${message} (${rule})`
if (msg.severity === 1) {
warn(messageText)
} else if (msg.severity === 1) {
fail(messageText)
}
})
})
// Readme
const readme = fs.readFileSync('README.md', 'utf8')
if (toc.insert(readme) !== readme) {
fail(
'Please update README file with up-to-date table of contents: `yarn readme:toc`'
)
}