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177 lines
1.9 KiB
177 lines
1.9 KiB
5 months ago
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/**
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* Prints a string as a GraphQL StringValue literal. Replaces control characters
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* and excluded characters (" U+0022 and \\ U+005C) with escape sequences.
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*/
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export function printString(str) {
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return `"${str.replace(escapedRegExp, escapedReplacer)}"`;
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} // eslint-disable-next-line no-control-regex
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const escapedRegExp = /[\x00-\x1f\x22\x5c\x7f-\x9f]/g;
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function escapedReplacer(str) {
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return escapeSequences[str.charCodeAt(0)];
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} // prettier-ignore
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const escapeSequences = [
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'\\u0000',
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'\\u0001',
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'\\u0002',
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'\\u0003',
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'\\u0004',
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'\\u0005',
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'\\u0006',
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'\\u0007',
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'\\b',
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'\\t',
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'\\n',
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'\\u000B',
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'\\f',
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'\\r',
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'\\u000E',
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'\\u000F',
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'\\u0010',
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'\\u0011',
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'\\u0012',
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'\\u0013',
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'\\u0014',
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'\\u0015',
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'\\u0016',
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'\\u0017',
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'\\u0018',
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'\\u0019',
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'\\u001A',
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'\\u001B',
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'\\u001C',
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'\\u001D',
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'\\u001E',
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'\\u001F',
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'',
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'',
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'\\"',
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'',
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'',
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'',
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'',
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'',
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'',
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'',
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'',
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'',
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'',
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'',
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'',
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'', // 2F
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'',
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'',
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'',
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'',
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'',
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'',
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'',
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'',
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'',
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'',
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'',
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'',
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'',
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'',
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'',
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'', // 3F
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'',
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'',
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'',
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'',
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'',
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'',
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'',
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'',
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'',
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'',
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'',
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'',
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'',
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'',
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'',
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'', // 4F
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'',
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'',
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'',
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'',
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'',
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'',
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'',
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'',
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'',
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'',
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'',
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'',
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'\\\\',
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'',
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'',
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'', // 5F
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'',
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'',
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'',
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'',
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'',
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'',
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'',
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'',
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'',
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'',
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'',
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'',
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'',
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'',
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'',
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'', // 6F
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'',
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'',
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'',
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'',
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'',
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'',
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'',
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'',
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'',
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'',
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'',
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'',
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'',
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'',
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'',
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'\\u007F',
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'\\u0080',
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'\\u0081',
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'\\u0082',
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'\\u0083',
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'\\u0084',
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'\\u0085',
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'\\u0086',
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'\\u0087',
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'\\u0088',
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'\\u0089',
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'\\u008A',
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'\\u008B',
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'\\u008C',
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'\\u008D',
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'\\u008E',
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'\\u008F',
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'\\u0090',
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'\\u0091',
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'\\u0092',
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'\\u0093',
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'\\u0094',
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'\\u0095',
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'\\u0096',
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'\\u0097',
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'\\u0098',
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'\\u0099',
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'\\u009A',
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'\\u009B',
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'\\u009C',
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'\\u009D',
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'\\u009E',
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'\\u009F',
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];
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