1 | #!/usr/bin/env node
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2 |
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3 | const program = require("commander");
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4 | const fs = require("fs-extra");
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5 | const os = require("os");
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6 | const path = require("path");
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7 | const chalk = require("chalk");
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8 | const pkg = require("../package.json");
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9 | const transformEs = require("./index");
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10 | const log = require("./logger");
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11 |
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12 | const success = chalk.keyword("green");
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13 |
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14 | program
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15 | .version(pkg.version)
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16 | .option("-w, --watch", "是否监控文件改变", false)
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17 | .option("-d, --outDir [outDir]", "输出到指定目录,默认为 lib", "lib")
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18 | .option("-c, --clean", "转换前清空输出目录", false)
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19 | .option(
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20 | "-t, --target [target]",
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21 | "转换目标格式:node|web|esm|cjs|commonjs|amd|umd|systemjs|auto 默认为 web",
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22 | /^node|web|esm|cjs|commonjs|amd|umd|systemjs|auto$/,
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23 | "web"
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24 | )
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25 | .option("--config [config]", "配置文件路径", "./transform-es.config.js")
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26 | .option("--state [state]", "配置文件路径", "")
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27 | .parse(process.argv);
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28 |
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29 | const options = {
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30 | configFile: program.config,
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31 | mode: program.mode,
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32 | state: program.state,
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33 | watch: !!program.watch,
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34 | clean: !!program.clean,
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35 | };
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36 |
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37 | if (program.target === "node") {
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38 | options.babel = {
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39 | targets: {
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40 | node: "current",
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41 | },
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42 | };
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43 | } else if (program.target === "esm") {
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44 | options.babel = {
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45 | modules: false,
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46 | };
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47 | } else {
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48 | options.babel = {
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49 | modules: program.target === "web" ? "commonjs" : program.target,
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50 | };
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51 | }
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52 |
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53 | const exec = program.args[0];
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54 |
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55 | if (exec === "init") {
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56 | const pkgFile = process.cwd() + "/package.json";
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57 | let userPkg = {};
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58 | if (fs.existsSync(pkgFile)) {
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59 | userPkg = require(pkgFile);
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60 | }
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61 |
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62 | const scripts = userPkg.scripts || {};
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63 |
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64 | userPkg.scripts = scripts;
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65 |
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66 | if (!fs.existsSync(process.cwd() + "/transform-es.config.js")) {
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67 | fs.writeFileSync(
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68 | path.resolve(process.cwd(), "transform-es.config.js"),
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69 | `
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70 | module.exports = function(options, state){
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71 | return {
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72 | babel: {
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73 | // babel options
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74 | loose: true,
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75 | presets: [],
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76 | plugins: []
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77 | },
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78 | postcss: {},
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79 | };
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80 | }
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81 | `
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82 | );
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83 |
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84 | log(success(`add transform-es.config.js successfully.`));
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85 | }
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86 |
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87 | if (!scripts["dest"]) {
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88 | scripts["dest"] = "transform-es ./src -t web -d lib -w -c";
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89 | log(success(`add scripts.dest = ${scripts["dest"]} successfully.`));
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90 | }
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91 |
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92 | if (!scripts["dest:esm"]) {
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93 | scripts["dest:esm"] = "transform-es ./src -t esm -d esm -c";
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94 | log(success(`add scripts["dest:esm"] = ${scripts["dest:esm"]} successfully.`));
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95 | }
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96 |
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97 | if (!scripts["dest:cjs"]) {
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98 | scripts["dest:cjs"] = "transform-es ./src -t web -d cjs -c";
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99 | log(success(`add scripts["dest:cjs"] = ${scripts["dest:cjs"]} successfully.`));
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100 | }
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101 |
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102 | if (!scripts["dest:node"]) {
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103 | scripts["dest:node"] = "transform-es ./src -t node -d lib -c";
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104 | log(success(`add scripts["dest:node"] = ${scripts["dest:node"]} successfully.`));
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105 | }
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106 |
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107 | fs.writeFileSync(pkgFile, JSON.stringify(userPkg, null, 2) + os.EOL);
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108 |
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109 | process.exit(1);
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110 | }
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111 |
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112 | let src = "src";
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113 |
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114 | if (program.args.length) src = program.args[0];
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115 |
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116 | transformEs(src, program.outDir, options);
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