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2 |
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3 |
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4 | const resolve = require('@rollup/plugin-node-resolve');
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5 | const { terser } = require('rollup-plugin-terser');
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6 | const { babel, getBabelOutputPlugin } = require('@rollup/plugin-babel');
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7 | const merge = require('deepmerge');
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8 | const {
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9 | createBabelConfigRollupBuild,
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10 | babelConfigRollupGenerate,
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11 | babelConfigLegacyRollupGenerate,
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12 | babelConfigSystemJs,
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13 | } = require('./babel/babel-configs');
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14 | const { bundledBabelHelpers } = require('./babel/rollup-plugin-bundled-babel-helpers');
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15 | const { isFalsy, pluginWithOptions, dedupedBabelPlugin } = require('./utils');
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16 |
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17 |
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18 |
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19 |
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20 | function createBasicConfig(userOptions = {}) {
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21 | const opts = merge(
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22 | {
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23 | developmentMode: !!process.env.ROLLUP_WATCH,
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24 | outputDir: 'dist',
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25 | nodeResolve: true,
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26 | babel: true,
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27 | terser: true,
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28 | },
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29 | userOptions,
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30 | );
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31 | const { developmentMode, rootDir } = userOptions;
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32 | const fileName = `[${developmentMode ? 'name' : 'hash'}].js`;
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33 | const assetName = `[${developmentMode ? 'name' : 'hash'}][extname]`;
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34 |
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35 | const config = {
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36 | preserveEntrySignatures: false,
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37 | treeshake: !developmentMode,
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38 |
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39 | output: {
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40 | entryFileNames: fileName,
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41 | chunkFileNames: fileName,
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42 | assetFileNames: assetName,
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43 | format: 'es',
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44 | dir: opts.outputDir,
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45 | plugins: [
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46 |
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47 | getBabelOutputPlugin(babelConfigRollupGenerate),
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48 |
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49 | bundledBabelHelpers({ minify: !developmentMode }),
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50 | ],
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51 | },
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52 |
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53 | plugins: [
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54 |
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55 | pluginWithOptions(resolve, opts.nodeResolve, {
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56 | customResolveOptions: {
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57 | moduleDirectory: ['node_modules', 'web_modules'],
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58 | },
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59 | }),
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60 |
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61 |
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62 |
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63 | dedupedBabelPlugin(
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64 | babel,
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65 | opts.babel,
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66 | createBabelConfigRollupBuild({ developmentMode, rootDir }),
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67 | ),
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68 |
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69 |
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70 | !developmentMode && pluginWithOptions(terser, opts.terser, { output: { comments: false } }),
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71 | ].filter(isFalsy),
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72 | };
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73 |
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74 |
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75 |
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76 | if (opts.legacyBuild) {
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77 |
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78 | config.output = [
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79 | config.output,
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80 | {
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81 | ...config.output,
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82 | entryFileNames: `nomodule-${fileName}`,
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83 | chunkFileNames: `nomodule-${fileName}`,
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84 | assetFileNames: `nomodule-${assetName}`,
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85 | plugins: [
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86 |
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87 | getBabelOutputPlugin(babelConfigLegacyRollupGenerate),
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88 |
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89 | bundledBabelHelpers({ format: 'system', minify: !developmentMode }),
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90 |
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91 | getBabelOutputPlugin(babelConfigSystemJs),
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92 | ],
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93 | },
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94 | ];
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95 | }
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96 | return config;
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97 | }
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98 |
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99 | module.exports = { createBasicConfig };
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