22 lines
983 B
TypeScript
22 lines
983 B
TypeScript
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/** Extract the wikilink query that the user is currently typing after [[ */
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export function extractWikilinkQuery(text: string, cursor: number): string | null {
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const before = text.slice(0, cursor)
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const triggerIdx = before.lastIndexOf('[[')
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if (triggerIdx === -1) return null
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const afterTrigger = before.slice(triggerIdx + 2)
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// Don't trigger if the query contains ] (already closed) or a newline
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if (afterTrigger.includes(']') || afterTrigger.includes('\n')) return null
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return afterTrigger
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}
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/** Basic YAML frontmatter structural checks. */
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export function detectYamlError(content: string): string | null {
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if (!content.startsWith('---')) return null
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const rest = content.slice(3)
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const closeIdx = rest.search(/\n---(\n|$)/)
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if (closeIdx === -1) return 'Unclosed frontmatter block — add a closing --- line'
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const block = rest.slice(0, closeIdx)
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if (/^\t/m.test(block)) return 'YAML frontmatter contains tab indentation — use spaces'
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return null
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}
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