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49 lines
1.1 KiB
JavaScript
49 lines
1.1 KiB
JavaScript
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/*
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Special Listr renderer that
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- on every change, renders the whole task list in memory
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- accumulates all rendered data into an array
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- has this array available as `listr._renderer.output`
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*/
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module.exports = class ListrTestRenderer {
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static get nonTTY () {
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return true
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}
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constructor (tasks) {
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this._tasks = tasks
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this.output = []
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}
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render () {
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for (const task of this._tasks) {
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this.subscribe(task)
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}
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}
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subscribe (task) {
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task.subscribe(
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event => {
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if (event.type === 'SUBTASKS') {
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// new subtasks: subscribe to them too
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task.subtasks.forEach(sub => this.subscribe(sub))
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} else {
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// something else happened, capture all titles
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const titles = this.allTitles(this._tasks, 0)
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this.output.push(titles)
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}
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}
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)
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}
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allTitles (tasks, indent) {
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return tasks.map(task => {
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const subTitles = this.allTitles(task.subtasks, indent + 1)
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return ' '.repeat(indent) + task.title + '\n' + subTitles
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}).join('')
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}
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end () {
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}
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}
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