25 lines
620 B
Plaintext
25 lines
620 B
Plaintext
export default function stripIndent(string) {
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const match = string.match(/^[ \t]*(?=\S)/gm);
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if (!match) {
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return string;
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}
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let minIndent = Number.POSITIVE_INFINITY;
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for (const indent of match) {
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minIndent = Math.min(minIndent, indent.length);
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}
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if (minIndent === 0 || minIndent === Number.POSITIVE_INFINITY) {
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return string;
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}
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return string.replace(new RegExp(`^[ \\t]{${minIndent}}`, 'gm'), '');
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}
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export function dedent(string) {
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// Remove all leading and trailing whitespace-only lines
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const trimmed = string.replace(/^(?:[ \t]*\r?\n)+|(?:\r?\n[ \t]*)+$/g, '');
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return stripIndent(trimmed);
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}
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