How to use vinyl-sourcemap - 2 common examples
To help you get started, we’ve selected a few vinyl-sourcemap examples, based on popular ways it is used in public projects.
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gulpjs / vinyl-fs / lib / src / sourcemap.js View on Github 
function addSourcemap(file, enc, callback) {
var srcMap = optResolver.resolve('sourcemaps', file);
if (!srcMap) {
return callback(null, file);
}
sourcemap.add(file, onAdd);
function onAdd(sourcemapErr, updatedFile) {
if (sourcemapErr) {
return callback(sourcemapErr);
}
callback(null, updatedFile);
}
}function saveSourcemap(file, enc, callback) {
var self = this;
var srcMap = optResolver.resolve('sourcemaps', file);
if (!srcMap) {
return callback(null, file);
}
var srcMapLocation = (typeof srcMap === 'string' ? srcMap : undefined);
sourcemap.write(file, srcMapLocation, onWrite);
function onWrite(sourcemapErr, updatedFile, sourcemapFile) {
if (sourcemapErr) {
return callback(sourcemapErr);
}
self.push(updatedFile);
if (sourcemapFile) {
self.push(sourcemapFile);
}
callback();
}
}vinyl-sourcemap
Add/write sourcemaps to/from Vinyl files.
