DependenciesBlock.js
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/*
MIT License http://www.opensource.org/licenses/mit-license.php
Author Tobias Koppers @sokra
*/
var DependenciesBlockVariable = require("./DependenciesBlockVariable");
function DependenciesBlock() {
this.dependencies = [];
this.blocks = [];
this.variables = [];
}
module.exports = DependenciesBlock;
DependenciesBlock.prototype.addBlock = function(block) {
this.blocks.push(block);
block.parent = this;
};
DependenciesBlock.prototype.addVariable = function(name, expression, dependencies) {
for(var i = 0; i < this.variables.length; i++) {
var v = this.variables[i];
if(v.name === name && v.expression === expression) return;
}
this.variables.push(new DependenciesBlockVariable(name, expression, dependencies));
};
DependenciesBlock.prototype.addDependency = function(dependency) {
this.dependencies.push(dependency);
};
DependenciesBlock.prototype.updateHash = function(hash) {
this.dependencies.forEach(function(d) {
d.updateHash(hash);
});
this.blocks.forEach(function(b) {
b.updateHash(hash);
});
this.variables.forEach(function(v) {
v.updateHash(hash);
});
};
DependenciesBlock.prototype.disconnect = function() {
function disconnect(i) {
i.disconnect();
}
this.dependencies.forEach(disconnect);
this.blocks.forEach(disconnect);
this.variables.forEach(disconnect);
};
DependenciesBlock.prototype.unseal = function() {
function unseal(i) {
i.unseal();
}
this.blocks.forEach(unseal);
};
DependenciesBlock.prototype.hasDependencies = function(filter) {
if(filter) {
if(this.dependencies.some(filter)) return true;
} else {
if(this.dependencies.length > 0) return true;
}
return this.blocks.concat(this.variables).some(function(item) {
return item.hasDependencies(filter);
});
};
DependenciesBlock.prototype.sortItems = function() {
this.blocks.forEach(function(block) {
block.sortItems();
});
};