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/*
MIT License http://www.opensource.org/licenses/mit-license.php
Author Tobias Koppers @sokra
*/
var SourceNode = require("source-map").SourceNode;
var SourceListMap = require("source-list-map").SourceListMap;
var Source = require("./Source");
function ConcatSource() {
Source.call(this);
this.children = Array.prototype.slice.call(arguments);
}
module.exports = ConcatSource;
ConcatSource.prototype = Object.create(Source.prototype);
ConcatSource.prototype.constructor = ConcatSource;
ConcatSource.prototype.add = function(item) {
this.children.push(item);
};
ConcatSource.prototype.source = function() {
return this.children.map(function(item) {
return typeof item === "string" ? item : item.source();
}).join("");
};
ConcatSource.prototype.size = function() {
return this.children.map(function(item) {
return typeof item === "string" ? item.length : item.size();
}).reduce(function(sum, s) {
return sum + s;
}, 0);
};
require("./SourceAndMapMixin")(ConcatSource.prototype);
ConcatSource.prototype.node = function(options) {
var node = new SourceNode(null, null, null, this.children.map(function(item) {
return typeof item === "string" ? item : item.node(options);
}));
return node;
};
ConcatSource.prototype.listMap = function(options) {
var map = new SourceListMap();
this.children.forEach(function(item) {
if(typeof item === "string")
map.add(item);
else
map.add(item.listMap(options));
});
return map;
};
ConcatSource.prototype.updateHash = function(hash) {
this.children.forEach(function(item) {
if(typeof item === "string")
hash.update(item);
else
item.updateHash(hash);
});
};
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