53 lines
1.3 KiB
Plaintext
53 lines
1.3 KiB
Plaintext
'use strict';
|
|
|
|
var through = require('through2');
|
|
|
|
var readDir = require('./read-dir');
|
|
var readStream = require('./read-stream');
|
|
var readBuffer = require('./read-buffer');
|
|
var readSymbolicLink = require('./read-symbolic-link');
|
|
|
|
function readContents(optResolver) {
|
|
|
|
function readFile(file, enc, callback) {
|
|
|
|
// Skip reading contents if read option says so
|
|
var read = optResolver.resolve('read', file);
|
|
if (!read) {
|
|
return callback(null, file);
|
|
}
|
|
|
|
// Don't fail to read a directory
|
|
if (file.isDirectory()) {
|
|
return readDir(file, optResolver, onRead);
|
|
}
|
|
|
|
// Process symbolic links included with `resolveSymlinks` option
|
|
if (file.stat && file.stat.isSymbolicLink()) {
|
|
return readSymbolicLink(file, optResolver, onRead);
|
|
}
|
|
|
|
// Read and pass full contents
|
|
var buffer = optResolver.resolve('buffer', file);
|
|
if (buffer) {
|
|
return readBuffer(file, optResolver, onRead);
|
|
}
|
|
|
|
// Don't buffer anything - just pass streams
|
|
return readStream(file, optResolver, onRead);
|
|
|
|
// This is invoked by the various readXxx modules when they've finished
|
|
// reading the contents.
|
|
function onRead(readErr) {
|
|
if (readErr) {
|
|
return callback(readErr);
|
|
}
|
|
return callback(null, file);
|
|
}
|
|
}
|
|
|
|
return through.obj(readFile);
|
|
}
|
|
|
|
module.exports = readContents;
|