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Related to wooorm/property-information#6. Related to GH-6. Related to GH-4.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,194 @@ | ||
| 'use strict' | ||
|
|
||
| var find = require('property-information/find') | ||
| var normalize = require('property-information/normalize') | ||
| var parseSelector = require('hast-util-parse-selector') | ||
| var spaces = require('space-separated-tokens').parse | ||
| var commas = require('comma-separated-tokens').parse | ||
|
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| module.exports = factory | ||
|
|
||
| function factory(schema, defaultTagName) { | ||
| return h | ||
|
|
||
| /* Hyperscript compatible DSL for creating virtual HAST trees. */ | ||
| function h(selector, properties, children) { | ||
| var node = parseSelector(selector, defaultTagName) | ||
| var property | ||
|
|
||
| if (!children && properties && isChildren(properties, node)) { | ||
| children = properties | ||
| properties = null | ||
| } | ||
|
|
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| if (properties) { | ||
| for (property in properties) { | ||
| addProperty(node.properties, property, properties[property]) | ||
| } | ||
| } | ||
|
|
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| addChild(node.children, children) | ||
|
|
||
| if (node.tagName === 'template') { | ||
| node.content = {type: 'root', children: node.children} | ||
| node.children = [] | ||
| } | ||
|
|
||
| return node | ||
| } | ||
|
|
||
| function addProperty(properties, key, value) { | ||
| var info | ||
| var property | ||
| var result | ||
|
|
||
| /* Ignore nully and NaN values. */ | ||
| if (value === null || value === undefined || value !== value) { | ||
| return | ||
| } | ||
|
|
||
| info = find(schema, key) | ||
| property = info.property | ||
| result = value | ||
|
|
||
| /* Handle list values. */ | ||
| if (typeof result === 'string') { | ||
| if (info.spaceSeparated) { | ||
| result = spaces(result) | ||
| } else if (info.commaSeparated) { | ||
| result = commas(result) | ||
| } else if (info.commaOrSpaceSeparated) { | ||
| result = spaces(commas(result).join(' ')) | ||
| } | ||
| } | ||
|
|
||
| /* Accept `object` on style. */ | ||
| if (property === 'style' && typeof value !== 'string') { | ||
| result = style(result) | ||
| } | ||
|
|
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| /* Class-names (which can be added both on the `selector` and here). */ | ||
| if (property === 'className' && properties.className) { | ||
| result = properties.className.concat(result) | ||
| } | ||
|
|
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| properties[property] = parsePrimitives(info, property, result) | ||
| } | ||
| } | ||
|
|
||
| function isChildren(value, node) { | ||
| return ( | ||
| typeof value === 'string' || | ||
| 'length' in value || | ||
| isNode(node.tagName, value) | ||
| ) | ||
| } | ||
|
|
||
| function isNode(tagName, value) { | ||
| var type = value.type | ||
|
|
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| if (tagName === 'input' || !type || typeof type !== 'string') { | ||
| return false | ||
| } | ||
|
|
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| if (typeof value.children === 'object' && 'length' in value.children) { | ||
| return true | ||
| } | ||
|
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| type = type.toLowerCase() | ||
|
|
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| if (tagName === 'button') { | ||
| return ( | ||
| type !== 'menu' && | ||
| type !== 'submit' && | ||
| type !== 'reset' && | ||
| type !== 'button' | ||
| ) | ||
| } | ||
|
|
||
| return 'value' in value | ||
| } | ||
|
|
||
| function addChild(nodes, value) { | ||
| var index | ||
| var length | ||
|
|
||
| if (value === null || value === undefined) { | ||
| return | ||
| } | ||
|
|
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| if (typeof value === 'string' || typeof value === 'number') { | ||
| nodes.push({type: 'text', value: String(value)}) | ||
| return | ||
| } | ||
|
|
||
| if (typeof value === 'object' && 'length' in value) { | ||
| index = -1 | ||
| length = value.length | ||
|
|
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| while (++index < length) { | ||
| addChild(nodes, value[index]) | ||
| } | ||
|
|
||
| return | ||
| } | ||
|
|
||
| if (typeof value !== 'object' || !('type' in value)) { | ||
| throw new Error('Expected node, nodes, or string, got `' + value + '`') | ||
| } | ||
|
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| nodes.push(value) | ||
| } | ||
|
|
||
| /* Parse a (list of) primitives. */ | ||
| function parsePrimitives(info, name, value) { | ||
| var index | ||
| var length | ||
| var result | ||
|
|
||
| if (typeof value !== 'object' || !('length' in value)) { | ||
| return parsePrimitive(info, name, value) | ||
| } | ||
|
|
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| length = value.length | ||
| index = -1 | ||
| result = [] | ||
|
|
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| while (++index < length) { | ||
| result[index] = parsePrimitive(info, name, value[index]) | ||
| } | ||
|
|
||
| return result | ||
| } | ||
|
|
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| /* Parse a single primitives. */ | ||
| function parsePrimitive(info, name, value) { | ||
| var result = value | ||
|
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| if (info.number || info.positiveNumber) { | ||
| if (!isNaN(result) && result !== '') { | ||
| result = Number(result) | ||
| } | ||
| } else if (info.boolean || info.overloadedBoolean) { | ||
| /* Accept `boolean` and `string`. */ | ||
| if ( | ||
| typeof result === 'string' && | ||
| (result === '' || normalize(value) === normalize(name)) | ||
| ) { | ||
| result = true | ||
| } | ||
| } | ||
|
|
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| return result | ||
| } | ||
|
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| function style(value) { | ||
| var result = [] | ||
| var key | ||
|
|
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| for (key in value) { | ||
| result.push([key, value[key]].join(': ')) | ||
| } | ||
|
|
||
| return result.join('; ') | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,9 @@ | ||
| 'use strict' | ||
|
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| var schema = require('property-information/html') | ||
| var factory = require('./factory') | ||
|
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| var html = factory(schema, 'div') | ||
| html.displayName = 'html' | ||
|
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| module.exports = html |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,180 +1,3 @@ | ||
| 'use strict' | ||
|
|
||
| var parseSelector = require('hast-util-parse-selector') | ||
| var camelcase = require('camelcase') | ||
| var propertyInformation = require('property-information') | ||
| var spaces = require('space-separated-tokens').parse | ||
| var commas = require('comma-separated-tokens').parse | ||
|
|
||
| module.exports = h | ||
|
|
||
| /* Hyperscript compatible DSL for creating virtual HAST | ||
| * trees. */ | ||
| function h(selector, properties, children) { | ||
| var node = parseSelector(selector) | ||
| var property | ||
|
|
||
| if ( | ||
| properties && | ||
| !children && | ||
| (typeof properties === 'string' || | ||
| 'length' in properties || | ||
| isNode(node.tagName, properties)) | ||
| ) { | ||
| children = properties | ||
| properties = null | ||
| } | ||
|
|
||
| if (properties) { | ||
| for (property in properties) { | ||
| addProperty(node.properties, property, properties[property]) | ||
| } | ||
| } | ||
|
|
||
| addChild(node.children, children) | ||
|
|
||
| if (node.tagName === 'template') { | ||
| node.content = {type: 'root', children: node.children} | ||
| node.children = [] | ||
| } | ||
|
|
||
| return node | ||
| } | ||
|
|
||
| /* Check if `value` is a valid child node of `tagName`. */ | ||
| function isNode(tagName, value) { | ||
| var type = value.type | ||
|
|
||
| if (typeof type === 'string') { | ||
| type = type.toLowerCase() | ||
| } | ||
|
|
||
| if (tagName === 'input' || !type || typeof type !== 'string') { | ||
| return false | ||
| } | ||
|
|
||
| if (typeof value.children === 'object' && 'length' in value.children) { | ||
| return true | ||
| } | ||
|
|
||
| if (tagName === 'button') { | ||
| return ( | ||
| type !== 'menu' && | ||
| type !== 'submit' && | ||
| type !== 'reset' && | ||
| type !== 'button' | ||
| ) | ||
| } | ||
|
|
||
| return 'value' in value | ||
| } | ||
|
|
||
| /* Add `value` as a child to `nodes`. */ | ||
| function addChild(nodes, value) { | ||
| var index | ||
| var length | ||
|
|
||
| if (value === null || value === undefined) { | ||
| return | ||
| } | ||
|
|
||
| if (typeof value === 'string' || typeof value === 'number') { | ||
| value = {type: 'text', value: String(value)} | ||
| } | ||
|
|
||
| if (typeof value === 'object' && 'length' in value) { | ||
| index = -1 | ||
| length = value.length | ||
|
|
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| while (++index < length) { | ||
| addChild(nodes, value[index]) | ||
| } | ||
|
|
||
| return | ||
| } | ||
|
|
||
| if (typeof value !== 'object' || !('type' in value)) { | ||
| throw new Error('Expected node, nodes, or string, got `' + value + '`') | ||
| } | ||
|
|
||
| nodes.push(value) | ||
| } | ||
|
|
||
| /* Add `name` and its `value` to `properties`. `properties` can | ||
| * be prefilled by `parseSelector`: it can have `id` and `className` | ||
| * properties. */ | ||
| function addProperty(properties, name, value) { | ||
| var info = propertyInformation(name) || {} | ||
| var result = value | ||
| var key | ||
|
|
||
| /* Ignore nully and NaN values. */ | ||
| if (value === null || value === undefined || value !== value) { | ||
| return | ||
| } | ||
|
|
||
| /* Handle values. */ | ||
| if (name === 'style') { | ||
| /* Accept `object`. */ | ||
| if (typeof value !== 'string') { | ||
| result = [] | ||
|
|
||
| for (key in value) { | ||
| result.push([key, value[key]].join(': ')) | ||
| } | ||
|
|
||
| result = result.join('; ') | ||
| } | ||
| } else if (info.spaceSeparated) { | ||
| /* Accept both `string` and `Array`. */ | ||
| result = typeof value === 'string' ? spaces(result) : result | ||
|
|
||
| /* Class-names (which can be added both on | ||
| * the `selector` and here). */ | ||
| if (name === 'class' && properties.className) { | ||
| result = properties.className.concat(result) | ||
| } | ||
| } else if (info.commaSeparated) { | ||
| /* Accept both `string` and `Array`. */ | ||
| result = typeof value === 'string' ? commas(result) : result | ||
| } | ||
|
|
||
| result = parsePrimitive(info, name, result) | ||
|
|
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| properties[info.propertyName || camelcase(name)] = result | ||
| } | ||
|
|
||
| /* Parse a (list of) primitives. */ | ||
| function parsePrimitive(info, name, value) { | ||
| var result = value | ||
| var index | ||
| var length | ||
|
|
||
| if (typeof value === 'object' && 'length' in value) { | ||
| length = value.length | ||
| index = -1 | ||
| result = [] | ||
|
|
||
| while (++index < length) { | ||
| result[index] = parsePrimitive(info, name, value[index]) | ||
| } | ||
|
|
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| return result | ||
| } | ||
|
|
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| if (info.numeric || info.positiveNumeric) { | ||
| if (!isNaN(result) && result !== '') { | ||
| result = Number(result) | ||
| } | ||
| } else if (info.boolean || info.overloadedBoolean) { | ||
| /* Accept `boolean` and `string`. */ | ||
| if ( | ||
| typeof result === 'string' && | ||
| (result === '' || value.toLowerCase() === name) | ||
| ) { | ||
| result = true | ||
| } | ||
| } | ||
|
|
||
| return result | ||
| } | ||
| module.exports = require('./html') |
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