| 1 | 'use strict';
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| 2 |
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| 3 | function containsNewline(key) {
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| 4 | if (!key)
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| 5 | return null;
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| 6 | switch (key.type) {
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| 7 | case 'alias':
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| 8 | case 'scalar':
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| 9 | case 'double-quoted-scalar':
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| 10 | case 'single-quoted-scalar':
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| 11 | if (key.source.includes('\n'))
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| 12 | return true;
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| 13 | if (key.end)
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| 14 | for (const st of key.end)
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| 15 | if (st.type === 'newline')
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| 16 | return true;
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| 17 | return false;
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| 18 | case 'flow-collection':
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| 19 | for (const it of key.items) {
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| 20 | for (const st of it.start)
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| 21 | if (st.type === 'newline')
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| 22 | return true;
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| 23 | if (it.sep)
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| 24 | for (const st of it.sep)
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| 25 | if (st.type === 'newline')
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| 26 | return true;
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| 27 | if (containsNewline(it.key) || containsNewline(it.value))
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| 28 | return true;
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| 29 | }
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| 30 | return false;
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| 31 | default:
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| 32 | return true;
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| 33 | }
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| 34 | }
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| 35 |
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| 36 | exports.containsNewline = containsNewline;
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