82 lines
1.6 KiB
JavaScript
82 lines
1.6 KiB
JavaScript
/*
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MIT License http://www.opensource.org/licenses/mit-license.php
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Author Tobias Koppers @sokra
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*/
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"use strict";
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const DependenciesBlockVariable = require("./DependenciesBlockVariable");
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function disconnect(i) {
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i.disconnect();
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}
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function unseal(i) {
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i.unseal();
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}
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class DependenciesBlock {
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constructor() {
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this.dependencies = [];
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this.blocks = [];
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this.variables = [];
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}
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addBlock(block) {
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this.blocks.push(block);
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block.parent = this;
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}
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addVariable(name, expression, dependencies) {
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for(let v of this.variables) {
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if(v.name === name && v.expression === expression) {
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return;
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}
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}
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this.variables.push(new DependenciesBlockVariable(name, expression, dependencies));
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}
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addDependency(dependency) {
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this.dependencies.push(dependency);
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}
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updateHash(hash) {
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function updateHash(i) {
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i.updateHash(hash);
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}
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this.dependencies.forEach(updateHash);
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this.blocks.forEach(updateHash);
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this.variables.forEach(updateHash);
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}
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disconnect() {
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this.dependencies.forEach(disconnect);
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this.blocks.forEach(disconnect);
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this.variables.forEach(disconnect);
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}
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unseal() {
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this.blocks.forEach(unseal);
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}
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hasDependencies(filter) {
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if(filter) {
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if(this.dependencies.some(filter)) {
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return true;
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}
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} else {
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if(this.dependencies.length > 0) {
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return true;
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}
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}
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return this.blocks.concat(this.variables).some(item => item.hasDependencies(filter));
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}
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sortItems() {
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this.blocks.forEach(block => block.sortItems());
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}
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}
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module.exports = DependenciesBlock;
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