1564396449
详细说明: - 添加了V2版本的工作流页面和结果页面 - 更新了Serena记忆文件 - 添加了详细实施计划文档 - 优化了Vite配置 - 更新了项目文档CLAUDE.md - 构建了演示系统的dist版本 - 包含了exhibition-demo的完整依赖
109 lines
2.6 KiB
JavaScript
109 lines
2.6 KiB
JavaScript
/**
|
||
* @typedef {import('mdast').Nodes} Nodes
|
||
*
|
||
* @typedef Options
|
||
* Configuration (optional).
|
||
* @property {boolean | null | undefined} [includeImageAlt=true]
|
||
* Whether to use `alt` for `image`s (default: `true`).
|
||
* @property {boolean | null | undefined} [includeHtml=true]
|
||
* Whether to use `value` of HTML (default: `true`).
|
||
*/
|
||
|
||
/** @type {Options} */
|
||
const emptyOptions = {}
|
||
|
||
/**
|
||
* Get the text content of a node or list of nodes.
|
||
*
|
||
* Prefers the node’s plain-text fields, otherwise serializes its children,
|
||
* and if the given value is an array, serialize the nodes in it.
|
||
*
|
||
* @param {unknown} [value]
|
||
* Thing to serialize, typically `Node`.
|
||
* @param {Options | null | undefined} [options]
|
||
* Configuration (optional).
|
||
* @returns {string}
|
||
* Serialized `value`.
|
||
*/
|
||
export function toString(value, options) {
|
||
const settings = options || emptyOptions
|
||
const includeImageAlt =
|
||
typeof settings.includeImageAlt === 'boolean'
|
||
? settings.includeImageAlt
|
||
: true
|
||
const includeHtml =
|
||
typeof settings.includeHtml === 'boolean' ? settings.includeHtml : true
|
||
|
||
return one(value, includeImageAlt, includeHtml)
|
||
}
|
||
|
||
/**
|
||
* One node or several nodes.
|
||
*
|
||
* @param {unknown} value
|
||
* Thing to serialize.
|
||
* @param {boolean} includeImageAlt
|
||
* Include image `alt`s.
|
||
* @param {boolean} includeHtml
|
||
* Include HTML.
|
||
* @returns {string}
|
||
* Serialized node.
|
||
*/
|
||
function one(value, includeImageAlt, includeHtml) {
|
||
if (node(value)) {
|
||
if ('value' in value) {
|
||
return value.type === 'html' && !includeHtml ? '' : value.value
|
||
}
|
||
|
||
if (includeImageAlt && 'alt' in value && value.alt) {
|
||
return value.alt
|
||
}
|
||
|
||
if ('children' in value) {
|
||
return all(value.children, includeImageAlt, includeHtml)
|
||
}
|
||
}
|
||
|
||
if (Array.isArray(value)) {
|
||
return all(value, includeImageAlt, includeHtml)
|
||
}
|
||
|
||
return ''
|
||
}
|
||
|
||
/**
|
||
* Serialize a list of nodes.
|
||
*
|
||
* @param {Array<unknown>} values
|
||
* Thing to serialize.
|
||
* @param {boolean} includeImageAlt
|
||
* Include image `alt`s.
|
||
* @param {boolean} includeHtml
|
||
* Include HTML.
|
||
* @returns {string}
|
||
* Serialized nodes.
|
||
*/
|
||
function all(values, includeImageAlt, includeHtml) {
|
||
/** @type {Array<string>} */
|
||
const result = []
|
||
let index = -1
|
||
|
||
while (++index < values.length) {
|
||
result[index] = one(values[index], includeImageAlt, includeHtml)
|
||
}
|
||
|
||
return result.join('')
|
||
}
|
||
|
||
/**
|
||
* Check if `value` looks like a node.
|
||
*
|
||
* @param {unknown} value
|
||
* Thing.
|
||
* @returns {value is Nodes}
|
||
* Whether `value` is a node.
|
||
*/
|
||
function node(value) {
|
||
return Boolean(value && typeof value === 'object')
|
||
}
|