1 | import { ParseRuntime } from "./ParseRuntime";
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2 | //return first eol found from a data chunk.
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3 | export default function (data: string, param: ParseRuntime): string {
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4 | if (!param.eol && data) {
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5 | for (var i = 0, len = data.length; i < len; i++) {
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6 | if (data[i] === "\r") {
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7 | if (data[i + 1] === "\n") {
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8 | param.eol = "\r\n";
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9 | break;
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10 | } else if (data[i + 1]) {
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11 | param.eol = "\r";
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12 | break;
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13 | }
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14 | } else if (data[i] === "\n") {
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15 | param.eol = "\n";
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16 | break;
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17 | }
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18 | }
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19 | }
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20 | return param.eol || "\n";
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21 | };
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