1 | import { isNode } from '../../utils/is.js';
|
2 | import { forEach, map } from '../../utils/array.js';
|
3 | import { factory } from '../../utils/factory.js';
|
4 | var name = 'BlockNode';
|
5 | var dependencies = ['ResultSet', 'Node'];
|
6 | export var createBlockNode = factory(name, dependencies, (_ref) => {
|
7 | var {
|
8 | ResultSet,
|
9 | Node
|
10 | } = _ref;
|
11 |
|
12 | |
13 |
|
14 |
|
15 |
|
16 |
|
17 |
|
18 |
|
19 |
|
20 |
|
21 | function BlockNode(blocks) {
|
22 | if (!(this instanceof BlockNode)) {
|
23 | throw new SyntaxError('Constructor must be called with the new operator');
|
24 | }
|
25 |
|
26 |
|
27 | if (!Array.isArray(blocks)) throw new Error('Array expected');
|
28 | this.blocks = blocks.map(function (block) {
|
29 | var node = block && block.node;
|
30 | var visible = block && block.visible !== undefined ? block.visible : true;
|
31 | if (!isNode(node)) throw new TypeError('Property "node" must be a Node');
|
32 | if (typeof visible !== 'boolean') throw new TypeError('Property "visible" must be a boolean');
|
33 | return {
|
34 | node: node,
|
35 | visible: visible
|
36 | };
|
37 | });
|
38 | }
|
39 |
|
40 | BlockNode.prototype = new Node();
|
41 | BlockNode.prototype.type = 'BlockNode';
|
42 | BlockNode.prototype.isBlockNode = true;
|
43 | |
44 |
|
45 |
|
46 |
|
47 |
|
48 |
|
49 |
|
50 |
|
51 |
|
52 |
|
53 |
|
54 |
|
55 |
|
56 |
|
57 | BlockNode.prototype._compile = function (math, argNames) {
|
58 | var evalBlocks = map(this.blocks, function (block) {
|
59 | return {
|
60 | evaluate: block.node._compile(math, argNames),
|
61 | visible: block.visible
|
62 | };
|
63 | });
|
64 | return function evalBlockNodes(scope, args, context) {
|
65 | var results = [];
|
66 | forEach(evalBlocks, function evalBlockNode(block) {
|
67 | var result = block.evaluate(scope, args, context);
|
68 |
|
69 | if (block.visible) {
|
70 | results.push(result);
|
71 | }
|
72 | });
|
73 | return new ResultSet(results);
|
74 | };
|
75 | };
|
76 | |
77 |
|
78 |
|
79 |
|
80 |
|
81 |
|
82 | BlockNode.prototype.forEach = function (callback) {
|
83 | for (var i = 0; i < this.blocks.length; i++) {
|
84 | callback(this.blocks[i].node, 'blocks[' + i + '].node', this);
|
85 | }
|
86 | };
|
87 | |
88 |
|
89 |
|
90 |
|
91 |
|
92 |
|
93 |
|
94 |
|
95 | BlockNode.prototype.map = function (callback) {
|
96 | var blocks = [];
|
97 |
|
98 | for (var i = 0; i < this.blocks.length; i++) {
|
99 | var block = this.blocks[i];
|
100 |
|
101 | var node = this._ifNode(callback(block.node, 'blocks[' + i + '].node', this));
|
102 |
|
103 | blocks[i] = {
|
104 | node: node,
|
105 | visible: block.visible
|
106 | };
|
107 | }
|
108 |
|
109 | return new BlockNode(blocks);
|
110 | };
|
111 | |
112 |
|
113 |
|
114 |
|
115 |
|
116 |
|
117 | BlockNode.prototype.clone = function () {
|
118 | var blocks = this.blocks.map(function (block) {
|
119 | return {
|
120 | node: block.node,
|
121 | visible: block.visible
|
122 | };
|
123 | });
|
124 | return new BlockNode(blocks);
|
125 | };
|
126 | |
127 |
|
128 |
|
129 |
|
130 |
|
131 |
|
132 |
|
133 |
|
134 | BlockNode.prototype._toString = function (options) {
|
135 | return this.blocks.map(function (param) {
|
136 | return param.node.toString(options) + (param.visible ? '' : ';');
|
137 | }).join('\n');
|
138 | };
|
139 | |
140 |
|
141 |
|
142 |
|
143 |
|
144 |
|
145 | BlockNode.prototype.toJSON = function () {
|
146 | return {
|
147 | mathjs: 'BlockNode',
|
148 | blocks: this.blocks
|
149 | };
|
150 | };
|
151 | |
152 |
|
153 |
|
154 |
|
155 |
|
156 |
|
157 |
|
158 |
|
159 |
|
160 | BlockNode.fromJSON = function (json) {
|
161 | return new BlockNode(json.blocks);
|
162 | };
|
163 | |
164 |
|
165 |
|
166 |
|
167 |
|
168 |
|
169 |
|
170 |
|
171 | BlockNode.prototype.toHTML = function (options) {
|
172 | return this.blocks.map(function (param) {
|
173 | return param.node.toHTML(options) + (param.visible ? '' : '<span class="math-separator">;</span>');
|
174 | }).join('<span class="math-separator"><br /></span>');
|
175 | };
|
176 | |
177 |
|
178 |
|
179 |
|
180 |
|
181 |
|
182 |
|
183 | BlockNode.prototype._toTex = function (options) {
|
184 | return this.blocks.map(function (param) {
|
185 | return param.node.toTex(options) + (param.visible ? '' : ';');
|
186 | }).join('\\;\\;\n');
|
187 | };
|
188 |
|
189 | return BlockNode;
|
190 | }, {
|
191 | isClass: true,
|
192 | isNode: true
|
193 | }); |
\ | No newline at end of file |