50 lines
1.5 KiB
TypeScript
50 lines
1.5 KiB
TypeScript
import fs = require('fs');
|
|
import fse = require('fs-extra');
|
|
import path = require('path');
|
|
var _ = require('lodash');
|
|
import {wrapDiffingPlugin, DiffingBroccoliPlugin, DiffResult} from './diffing-broccoli-plugin';
|
|
|
|
interface LodashRendererOptions {
|
|
encoding?: string;
|
|
context?: any;
|
|
// files option unsupported --- use Funnel on inputTree instead.
|
|
files?: string[];
|
|
}
|
|
|
|
const kDefaultOptions: LodashRendererOptions = {
|
|
encoding: 'utf-8',
|
|
context: {},
|
|
files: []
|
|
};
|
|
|
|
|
|
/**
|
|
* Intercepts each changed file and replaces its contents with
|
|
* the associated changes.
|
|
*/
|
|
export class LodashRenderer implements DiffingBroccoliPlugin {
|
|
constructor(private inputPath, private cachePath,
|
|
private options: LodashRendererOptions = kDefaultOptions) {}
|
|
|
|
rebuild(treeDiff: DiffResult) {
|
|
let{encoding = 'utf-8', context = {}} = this.options;
|
|
let processFile = (relativePath) => {
|
|
let sourceFilePath = path.join(this.inputPath, relativePath);
|
|
let destFilePath = path.join(this.cachePath, relativePath);
|
|
let content = fs.readFileSync(sourceFilePath, {encoding});
|
|
let transformedContent = _.template(content)(context);
|
|
fse.outputFileSync(destFilePath, transformedContent);
|
|
};
|
|
|
|
let removeFile = (relativePath) => {
|
|
let destFilePath = path.join(this.cachePath, relativePath);
|
|
fs.unlinkSync(destFilePath);
|
|
};
|
|
|
|
treeDiff.addedPaths.concat(treeDiff.changedPaths).forEach(processFile);
|
|
treeDiff.removedPaths.forEach(removeFile);
|
|
}
|
|
}
|
|
|
|
export default wrapDiffingPlugin(LodashRenderer);
|