13 lines
744 B
TypeScript
13 lines
744 B
TypeScript
export function stripIndents(stringPieces: TemplateStringsArray, ...substitutions: unknown[]): string {
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const interleavedSubstitutions = stringPieces.flatMap((stringPiece, index) => [stringPiece, substitutions[index] !== undefined ? substitutions[index] : ""]);
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const stringLines = interleavedSubstitutions.join("").split("\n");
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const visibleLineTabPrefixLengths = stringLines.map((line) => (/\S/.test(line) ? (line.match(/^(\t*)/) || [])[1].length : Infinity));
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const commonTabPrefixLength = Math.min(...visibleLineTabPrefixLengths);
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const linesWithoutCommonTabPrefix = stringLines.map((line) => line.substring(commonTabPrefixLength));
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const multiLineString = linesWithoutCommonTabPrefix.join("\n");
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return multiLineString.trim();
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}
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