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24 lines
465 B
TypeScript
24 lines
465 B
TypeScript
import { Text } from '@codemirror/state'
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export const findValidPosition = (
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doc: Text,
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lineNumber: number, // 1-indexed
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columnNumber = 0 // 0-indexed
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): number => {
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if (lineNumber < 1) {
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return 0
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}
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const lines = doc.lines
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if (lineNumber > lines) {
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// end of the doc
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return doc.length
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}
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const line = doc.line(lineNumber)
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// requested line and column, or the end of the line
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return Math.min(line.from + columnNumber, line.to)
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}
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