28 lines
837 B
JavaScript
28 lines
837 B
JavaScript
function emptyScalarPosition(offset, before, pos) {
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if (before) {
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if (pos === null)
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pos = before.length;
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for (let i = pos - 1; i >= 0; --i) {
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let st = before[i];
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switch (st.type) {
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case 'space':
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case 'comment':
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case 'newline':
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offset -= st.source.length;
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continue;
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}
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// Technically, an empty scalar is immediately after the last non-empty
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// node, but it's more useful to place it after any whitespace.
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st = before[++i];
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while (st?.type === 'space') {
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offset += st.source.length;
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st = before[++i];
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}
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break;
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}
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}
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return offset;
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}
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export { emptyScalarPosition };
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