1 | import { resolve } from 'path';
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2 | export async function getPresetByName(name, loader) {
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3 | const possibleNames = [
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4 | `@graphql-codegen/${name}`,
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5 | `@graphql-codegen/${name}-preset`,
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6 | name,
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7 | resolve(process.cwd(), name),
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8 | ];
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9 | for (const moduleName of possibleNames) {
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10 | try {
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11 | const loaded = await loader(moduleName);
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12 | if (loaded && loaded.preset) {
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13 | return loaded.preset;
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14 | }
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15 | if (loaded && loaded.default) {
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16 | return loaded.default;
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17 | }
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18 | return loaded;
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19 | }
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20 | catch (err) {
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21 | if (
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22 |
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23 | err.code !== 'MODULE_NOT_FOUND' &&
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24 |
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25 | err.code !== 'ERR_MODULE_NOT_FOUND') {
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26 | throw new Error(`Unable to load preset matching ${name}
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27 |
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28 | Unable to load preset matching '${name}'.
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29 | Reason:
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30 | ${err.message}
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31 | `);
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32 | }
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33 | }
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34 | }
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35 | const possibleNamesMsg = possibleNames
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36 | .map(name => `
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37 | - ${name}
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38 | `.trimRight())
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39 | .join('');
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40 | throw new Error(`Unable to find preset matching ${name}
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41 |
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42 | Unable to find preset matching '${name}'
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43 | Install one of the following packages:
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44 |
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45 | ${possibleNamesMsg}
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46 | `);
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47 | }
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