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							109 lines
						
					
					
						
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							109 lines
						
					
					
						
							2.9 KiB
						
					
					
				| "use strict";
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| 
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| Object.defineProperty(exports, "__esModule", {
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|   value: true
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| });
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| exports.layoutElementParser = exports.default = void 0;
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| 
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| /* eslint-disable max-len */
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| 
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| /**
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|  * Function returning Array<LayoutElement> used by {@link Action#layout}
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|  *
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|  * @return  {Array<LayoutElement>}
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|  * @memberof Action
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|  * @alias LayoutElementFunction
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|  */
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| 
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| /**
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|  * It is generated from {@link Array<LayoutElement>} passed in {@link Action#layout}
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|  *
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|  * @alias ParsedLayoutElement
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|  * @memberof ActionJSON
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|  */
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| const isProp = element => !!element && typeof element === 'object' && !Array.isArray(element);
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| 
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| const isComponentTag = layoutElement => Array.isArray(layoutElement) && typeof layoutElement[0] === 'string' && layoutElement[0].startsWith('@') && isProp(layoutElement[1]);
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| 
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| const hasOnlyStringsProperties = function (layoutElement) {
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|   return Array.isArray(layoutElement) && layoutElement.length > 0 && !isComponentTag(layoutElement) && !layoutElement.find(el => typeof el !== 'string');
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| };
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| 
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| const hasArrayOfLayoutElements = function (layoutElement) {
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|   return Array.isArray(layoutElement) && layoutElement.length > 0 && !layoutElement.find(element => !Array.isArray(element));
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| };
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| 
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| const hasFirstStringProperty = function (layoutElement) {
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|   return Array.isArray(layoutElement) && typeof layoutElement[0] === 'string' && !isComponentTag(layoutElement);
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| };
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| 
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| const getPropertyNames = layoutElement => {
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|   if (typeof layoutElement === 'string') {
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|     return [layoutElement];
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|   }
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| 
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|   if (hasOnlyStringsProperties(layoutElement)) {
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|     return layoutElement;
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|   }
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| 
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|   if (hasFirstStringProperty(layoutElement)) {
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|     return [layoutElement[0]];
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|   }
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| 
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|   return [];
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| };
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| 
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| const getInnerLayoutElements = layoutElement => {
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|   // only cases like [{}, layoutElement] (whatever follows props)
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|   if (Array.isArray(layoutElement) && isProp(layoutElement[0])) {
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|     return layoutElement[1];
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|   }
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| 
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|   if (hasArrayOfLayoutElements(layoutElement)) {
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|     return layoutElement;
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|   }
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| 
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|   return [];
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| };
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| 
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| const getComponent = layoutElement => {
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|   if (isComponentTag(layoutElement)) {
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|     return layoutElement[0].slice(1);
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|   }
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| 
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|   return 'Box';
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| };
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| 
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| const getProps = layoutElement => {
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|   if (Array.isArray(layoutElement) && layoutElement.length) {
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|     const boxProps = layoutElement.find(isProp);
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|     return boxProps || {};
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|   }
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| 
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|   return {};
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| };
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| 
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| const layoutElementParser = layoutElement => {
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|   const props = getProps(layoutElement);
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|   const innerLayoutElements = getInnerLayoutElements(layoutElement);
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|   const properties = getPropertyNames(layoutElement);
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|   const component = getComponent(layoutElement);
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|   return {
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|     props,
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|     layoutElements: innerLayoutElements.map(el => layoutElementParser(el)),
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|     properties,
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|     component
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|   };
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| };
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| 
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| exports.layoutElementParser = layoutElementParser;
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| var _default = layoutElementParser;
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| /**
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|  * @load layout-element.doc.md
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|  * @name LayoutElement
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|  * @typedef {String | Array} LayoutElement
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|  * @memberof Action
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|  * @alias LayoutElement
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|  */
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| 
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| exports.default = _default; |