maestro/app/classes/state/git/CheckoutState.js
2020-04-15 09:11:10 -05:00

46 lines
1.3 KiB
JavaScript

const AbstractGitState = require('./AbstractGitState')
class CheckoutState extends AbstractGitState {
static get services() {
return [...super.services, 'output']
}
async apply() {
if ( !(await this.check()) ) {
const repo = await this._repo()
await repo.checkout(this._config.target)
}
}
async check() {
const repo = await this._repo()
const target = await this._config.target
try {
if ( (await repo.current_branch()) === target ) return true
if ( (await repo.current_ref()) === target ) return true
} catch (e) {}
return false
}
async reverse() {
if ( this._config.revert_to ) {
if ( await this.check() ) {
const repo = await this._repo()
await repo.checkout(this._config.revert_to)
}
} else {
this.output.warn('Checkout state does not currently support automatic reversal. Specify the revert_to config key to enable.')
}
}
failure_message() {
return `The Git repo at "${this._config.path}" on host "${this._host.name}" is not checked out to the correct ref (${this._config.target}).`
}
check_message() {
return this.failure_message()
}
}
module.exports = exports = CheckoutState