37 lines
1.3 KiB
TypeScript
37 lines
1.3 KiB
TypeScript
import type { ImplBlock, KindBadge, LibraryRule, RuleCard, ThemeColor } from '../contract'
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import { implRows, plainSay } from './rustRows'
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/** 和函数卡同一个黄，实现块看起来仍是函数那一挂。 */
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const COLOR: ThemeColor = { dark: '#dcdcaa', light: '#795e26' }
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const BADGE: KindBadge = { label: '实现', color: COLOR, icon: 'square-function' }
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/**
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* impl 的方法表：点方法名展开那张函数卡。
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* 方法挂在方法表的子行上（RuleSlot）。不看导入，Rust 文件都启用。
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*/
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export const rustImplRule: LibraryRule = {
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id: 'rust',
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label: 'Rust 实现',
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languageIds: ['rust'],
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libraries: [],
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claim: block => block.kind === 'impl' ? implCard(block) : undefined,
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attributeNames: () => ({
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attributes: {},
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values: { kind: { 'rust.impl': '实现' } },
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}),
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}
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function implCard(block: ImplBlock): RuleCard {
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const rows = implRows(block, plainSay())
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const row = rows.findIndex(item => item.label === '方法')
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const methods = block.children.filter(child => child.kind === 'function')
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return {
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kind: 'rust.impl',
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badge: BADGE,
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rows,
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...(block.facts.name && { defines: { startIndex: block.facts.name.startIndex, endIndex: block.facts.name.endIndex } }),
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absorbs: [],
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...(row >= 0 && { slots: methods.map((child, item) => ({ block: child, row, item })) }),
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}
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}
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