You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
67 lines
1.4 KiB
67 lines
1.4 KiB
/*
|
|
MIT License http://www.opensource.org/licenses/mit-license.php
|
|
Author Tobias Koppers @sokra
|
|
*/
|
|
"use strict";
|
|
|
|
const Source = require("./Source");
|
|
|
|
class CompatSource extends Source {
|
|
static from(sourceLike) {
|
|
return sourceLike instanceof Source
|
|
? sourceLike
|
|
: new CompatSource(sourceLike);
|
|
}
|
|
|
|
constructor(sourceLike) {
|
|
super();
|
|
this._sourceLike = sourceLike;
|
|
}
|
|
|
|
source() {
|
|
return this._sourceLike.source();
|
|
}
|
|
|
|
buffer() {
|
|
if (typeof this._sourceLike.buffer === "function") {
|
|
return this._sourceLike.buffer();
|
|
}
|
|
return super.buffer();
|
|
}
|
|
|
|
size() {
|
|
if (typeof this._sourceLike.size === "function") {
|
|
return this._sourceLike.size();
|
|
}
|
|
return super.size();
|
|
}
|
|
|
|
map(options) {
|
|
if (typeof this._sourceLike.map === "function") {
|
|
return this._sourceLike.map(options);
|
|
}
|
|
return super.map(options);
|
|
}
|
|
|
|
sourceAndMap(options) {
|
|
if (typeof this._sourceLike.sourceAndMap === "function") {
|
|
return this._sourceLike.sourceAndMap(options);
|
|
}
|
|
return super.sourceAndMap(options);
|
|
}
|
|
|
|
updateHash(hash) {
|
|
if (typeof this._sourceLike.updateHash === "function") {
|
|
return this._sourceLike.updateHash(hash);
|
|
}
|
|
if (typeof this._sourceLike.map === "function") {
|
|
throw new Error(
|
|
"A Source-like object with a 'map' method must also provide an 'updateHash' method"
|
|
);
|
|
}
|
|
hash.update(this.buffer());
|
|
}
|
|
}
|
|
|
|
module.exports = CompatSource;
|