1 | import { objFilter } from './utils/obj-filter.js';
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2 | import { YError } from './yerror.js';
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3 | import setBlocking from './utils/set-blocking.js';
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4 | function isBoolean(fail) {
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5 | return typeof fail === 'boolean';
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6 | }
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7 | export function usage(yargs, shim) {
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8 | const __ = shim.y18n.__;
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9 | const self = {};
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10 | const fails = [];
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11 | self.failFn = function failFn(f) {
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12 | fails.push(f);
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13 | };
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14 | let failMessage = null;
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15 | let showHelpOnFail = true;
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16 | self.showHelpOnFail = function showHelpOnFailFn(arg1 = true, arg2) {
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17 | function parseFunctionArgs() {
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18 | return typeof arg1 === 'string' ? [true, arg1] : [arg1, arg2];
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19 | }
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20 | const [enabled, message] = parseFunctionArgs();
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21 | failMessage = message;
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22 | showHelpOnFail = enabled;
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23 | return self;
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24 | };
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25 | let failureOutput = false;
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26 | self.fail = function fail(msg, err) {
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27 | const logger = yargs.getInternalMethods().getLoggerInstance();
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28 | if (fails.length) {
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29 | for (let i = fails.length - 1; i >= 0; --i) {
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30 | const fail = fails[i];
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31 | if (isBoolean(fail)) {
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32 | if (err)
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33 | throw err;
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34 | else if (msg)
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35 | throw Error(msg);
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36 | }
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37 | else {
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38 | fail(msg, err, self);
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39 | }
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40 | }
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41 | }
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42 | else {
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43 | if (yargs.getExitProcess())
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44 | setBlocking(true);
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45 | if (!failureOutput) {
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46 | failureOutput = true;
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47 | if (showHelpOnFail) {
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48 | yargs.showHelp('error');
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49 | logger.error();
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50 | }
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51 | if (msg || err)
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52 | logger.error(msg || err);
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53 | if (failMessage) {
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54 | if (msg || err)
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55 | logger.error('');
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56 | logger.error(failMessage);
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57 | }
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58 | }
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59 | err = err || new YError(msg);
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60 | if (yargs.getExitProcess()) {
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61 | return yargs.exit(1);
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62 | }
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63 | else if (yargs.getInternalMethods().hasParseCallback()) {
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64 | return yargs.exit(1, err);
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65 | }
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66 | else {
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67 | throw err;
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68 | }
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69 | }
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70 | };
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71 | let usages = [];
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72 | let usageDisabled = false;
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73 | self.usage = (msg, description) => {
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74 | if (msg === null) {
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75 | usageDisabled = true;
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76 | usages = [];
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77 | return self;
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78 | }
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79 | usageDisabled = false;
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80 | usages.push([msg, description || '']);
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81 | return self;
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82 | };
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83 | self.getUsage = () => {
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84 | return usages;
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85 | };
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86 | self.getUsageDisabled = () => {
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87 | return usageDisabled;
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88 | };
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89 | self.getPositionalGroupName = () => {
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90 | return __('Positionals:');
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91 | };
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92 | let examples = [];
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93 | self.example = (cmd, description) => {
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94 | examples.push([cmd, description || '']);
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95 | };
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96 | let commands = [];
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97 | self.command = function command(cmd, description, isDefault, aliases, deprecated = false) {
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98 | if (isDefault) {
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99 | commands = commands.map(cmdArray => {
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100 | cmdArray[2] = false;
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101 | return cmdArray;
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102 | });
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103 | }
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104 | commands.push([cmd, description || '', isDefault, aliases, deprecated]);
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105 | };
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106 | self.getCommands = () => commands;
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107 | let descriptions = {};
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108 | self.describe = function describe(keyOrKeys, desc) {
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109 | if (Array.isArray(keyOrKeys)) {
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110 | keyOrKeys.forEach(k => {
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111 | self.describe(k, desc);
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112 | });
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113 | }
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114 | else if (typeof keyOrKeys === 'object') {
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115 | Object.keys(keyOrKeys).forEach(k => {
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116 | self.describe(k, keyOrKeys[k]);
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117 | });
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118 | }
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119 | else {
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120 | descriptions[keyOrKeys] = desc;
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121 | }
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122 | };
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123 | self.getDescriptions = () => descriptions;
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124 | let epilogs = [];
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125 | self.epilog = msg => {
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126 | epilogs.push(msg);
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127 | };
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128 | let wrapSet = false;
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129 | let wrap;
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130 | self.wrap = cols => {
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131 | wrapSet = true;
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132 | wrap = cols;
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133 | };
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134 | function getWrap() {
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135 | if (!wrapSet) {
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136 | wrap = windowWidth();
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137 | wrapSet = true;
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138 | }
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139 | return wrap;
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140 | }
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141 | const deferY18nLookupPrefix = '__yargsString__:';
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142 | self.deferY18nLookup = str => deferY18nLookupPrefix + str;
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143 | self.help = function help() {
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144 | if (cachedHelpMessage)
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145 | return cachedHelpMessage;
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146 | normalizeAliases();
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147 | const base$0 = yargs.customScriptName
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148 | ? yargs.$0
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149 | : shim.path.basename(yargs.$0);
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150 | const demandedOptions = yargs.getDemandedOptions();
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151 | const demandedCommands = yargs.getDemandedCommands();
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152 | const deprecatedOptions = yargs.getDeprecatedOptions();
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153 | const groups = yargs.getGroups();
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154 | const options = yargs.getOptions();
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155 | let keys = [];
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156 | keys = keys.concat(Object.keys(descriptions));
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157 | keys = keys.concat(Object.keys(demandedOptions));
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158 | keys = keys.concat(Object.keys(demandedCommands));
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159 | keys = keys.concat(Object.keys(options.default));
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160 | keys = keys.filter(filterHiddenOptions);
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161 | keys = Object.keys(keys.reduce((acc, key) => {
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162 | if (key !== '_')
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163 | acc[key] = true;
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164 | return acc;
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165 | }, {}));
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166 | const theWrap = getWrap();
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167 | const ui = shim.cliui({
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168 | width: theWrap,
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169 | wrap: !!theWrap,
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170 | });
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171 | if (!usageDisabled) {
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172 | if (usages.length) {
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173 | usages.forEach(usage => {
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174 | ui.div({ text: `${usage[0].replace(/\$0/g, base$0)}` });
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175 | if (usage[1]) {
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176 | ui.div({ text: `${usage[1]}`, padding: [1, 0, 0, 0] });
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177 | }
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178 | });
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179 | ui.div();
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180 | }
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181 | else if (commands.length) {
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182 | let u = null;
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183 | if (demandedCommands._) {
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184 | u = `${base$0} <${__('command')}>\n`;
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185 | }
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186 | else {
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187 | u = `${base$0} [${__('command')}]\n`;
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188 | }
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189 | ui.div(`${u}`);
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190 | }
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191 | }
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192 | if (commands.length > 1 || (commands.length === 1 && !commands[0][2])) {
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193 | ui.div(__('Commands:'));
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194 | const context = yargs.getInternalMethods().getContext();
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195 | const parentCommands = context.commands.length
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196 | ? `${context.commands.join(' ')} `
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197 | : '';
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198 | if (yargs.getInternalMethods().getParserConfiguration()['sort-commands'] ===
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199 | true) {
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200 | commands = commands.sort((a, b) => a[0].localeCompare(b[0]));
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201 | }
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202 | const prefix = base$0 ? `${base$0} ` : '';
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203 | commands.forEach(command => {
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204 | const commandString = `${prefix}${parentCommands}${command[0].replace(/^\$0 ?/, '')}`;
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205 | ui.span({
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206 | text: commandString,
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207 | padding: [0, 2, 0, 2],
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208 | width: maxWidth(commands, theWrap, `${base$0}${parentCommands}`) + 4,
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209 | }, { text: command[1] });
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210 | const hints = [];
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211 | if (command[2])
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212 | hints.push(`[${__('default')}]`);
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213 | if (command[3] && command[3].length) {
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214 | hints.push(`[${__('aliases:')} ${command[3].join(', ')}]`);
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215 | }
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216 | if (command[4]) {
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217 | if (typeof command[4] === 'string') {
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218 | hints.push(`[${__('deprecated: %s', command[4])}]`);
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219 | }
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220 | else {
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221 | hints.push(`[${__('deprecated')}]`);
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222 | }
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223 | }
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224 | if (hints.length) {
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225 | ui.div({
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226 | text: hints.join(' '),
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227 | padding: [0, 0, 0, 2],
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228 | align: 'right',
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229 | });
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230 | }
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231 | else {
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232 | ui.div();
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233 | }
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234 | });
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235 | ui.div();
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236 | }
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237 | const aliasKeys = (Object.keys(options.alias) || []).concat(Object.keys(yargs.parsed.newAliases) || []);
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238 | keys = keys.filter(key => !yargs.parsed.newAliases[key] &&
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239 | aliasKeys.every(alias => (options.alias[alias] || []).indexOf(key) === -1));
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240 | const defaultGroup = __('Options:');
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241 | if (!groups[defaultGroup])
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242 | groups[defaultGroup] = [];
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243 | addUngroupedKeys(keys, options.alias, groups, defaultGroup);
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244 | const isLongSwitch = (sw) => /^--/.test(getText(sw));
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245 | const displayedGroups = Object.keys(groups)
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246 | .filter(groupName => groups[groupName].length > 0)
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247 | .map(groupName => {
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248 | const normalizedKeys = groups[groupName]
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249 | .filter(filterHiddenOptions)
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250 | .map(key => {
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251 | if (aliasKeys.includes(key))
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252 | return key;
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253 | for (let i = 0, aliasKey; (aliasKey = aliasKeys[i]) !== undefined; i++) {
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254 | if ((options.alias[aliasKey] || []).includes(key))
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255 | return aliasKey;
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256 | }
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257 | return key;
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258 | });
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259 | return { groupName, normalizedKeys };
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260 | })
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261 | .filter(({ normalizedKeys }) => normalizedKeys.length > 0)
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262 | .map(({ groupName, normalizedKeys }) => {
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263 | const switches = normalizedKeys.reduce((acc, key) => {
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264 | acc[key] = [key]
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265 | .concat(options.alias[key] || [])
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266 | .map(sw => {
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267 | if (groupName === self.getPositionalGroupName())
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268 | return sw;
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269 | else {
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270 | return ((/^[0-9]$/.test(sw)
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271 | ? options.boolean.includes(key)
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272 | ? '-'
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273 | : '--'
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274 | : sw.length > 1
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275 | ? '--'
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276 | : '-') + sw);
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277 | }
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278 | })
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279 | .sort((sw1, sw2) => isLongSwitch(sw1) === isLongSwitch(sw2)
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280 | ? 0
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281 | : isLongSwitch(sw1)
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282 | ? 1
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283 | : -1)
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284 | .join(', ');
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285 | return acc;
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286 | }, {});
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287 | return { groupName, normalizedKeys, switches };
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288 | });
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289 | const shortSwitchesUsed = displayedGroups
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290 | .filter(({ groupName }) => groupName !== self.getPositionalGroupName())
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291 | .some(({ normalizedKeys, switches }) => !normalizedKeys.every(key => isLongSwitch(switches[key])));
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292 | if (shortSwitchesUsed) {
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293 | displayedGroups
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294 | .filter(({ groupName }) => groupName !== self.getPositionalGroupName())
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295 | .forEach(({ normalizedKeys, switches }) => {
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296 | normalizedKeys.forEach(key => {
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297 | if (isLongSwitch(switches[key])) {
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298 | switches[key] = addIndentation(switches[key], '-x, '.length);
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299 | }
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300 | });
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301 | });
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302 | }
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303 | displayedGroups.forEach(({ groupName, normalizedKeys, switches }) => {
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304 | ui.div(groupName);
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305 | normalizedKeys.forEach(key => {
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306 | const kswitch = switches[key];
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307 | let desc = descriptions[key] || '';
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308 | let type = null;
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309 | if (desc.includes(deferY18nLookupPrefix))
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310 | desc = __(desc.substring(deferY18nLookupPrefix.length));
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311 | if (options.boolean.includes(key))
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312 | type = `[${__('boolean')}]`;
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313 | if (options.count.includes(key))
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314 | type = `[${__('count')}]`;
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315 | if (options.string.includes(key))
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316 | type = `[${__('string')}]`;
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317 | if (options.normalize.includes(key))
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318 | type = `[${__('string')}]`;
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319 | if (options.array.includes(key))
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320 | type = `[${__('array')}]`;
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321 | if (options.number.includes(key))
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322 | type = `[${__('number')}]`;
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323 | const deprecatedExtra = (deprecated) => typeof deprecated === 'string'
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324 | ? `[${__('deprecated: %s', deprecated)}]`
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325 | : `[${__('deprecated')}]`;
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326 | const extra = [
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327 | key in deprecatedOptions
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328 | ? deprecatedExtra(deprecatedOptions[key])
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329 | : null,
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330 | type,
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331 | key in demandedOptions ? `[${__('required')}]` : null,
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332 | options.choices && options.choices[key]
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333 | ? `[${__('choices:')} ${self.stringifiedValues(options.choices[key])}]`
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334 | : null,
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335 | defaultString(options.default[key], options.defaultDescription[key]),
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336 | ]
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337 | .filter(Boolean)
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338 | .join(' ');
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339 | ui.span({
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340 | text: getText(kswitch),
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341 | padding: [0, 2, 0, 2 + getIndentation(kswitch)],
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342 | width: maxWidth(switches, theWrap) + 4,
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343 | }, desc);
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344 | if (extra)
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345 | ui.div({ text: extra, padding: [0, 0, 0, 2], align: 'right' });
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346 | else
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347 | ui.div();
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348 | });
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349 | ui.div();
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350 | });
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351 | if (examples.length) {
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352 | ui.div(__('Examples:'));
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353 | examples.forEach(example => {
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354 | example[0] = example[0].replace(/\$0/g, base$0);
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355 | });
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356 | examples.forEach(example => {
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357 | if (example[1] === '') {
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358 | ui.div({
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359 | text: example[0],
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360 | padding: [0, 2, 0, 2],
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361 | });
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362 | }
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363 | else {
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364 | ui.div({
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365 | text: example[0],
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366 | padding: [0, 2, 0, 2],
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367 | width: maxWidth(examples, theWrap) + 4,
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368 | }, {
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369 | text: example[1],
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370 | });
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371 | }
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372 | });
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373 | ui.div();
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374 | }
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375 | if (epilogs.length > 0) {
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376 | const e = epilogs
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377 | .map(epilog => epilog.replace(/\$0/g, base$0))
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378 | .join('\n');
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379 | ui.div(`${e}\n`);
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380 | }
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381 | return ui.toString().replace(/\s*$/, '');
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382 | };
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383 | function maxWidth(table, theWrap, modifier) {
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384 | let width = 0;
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385 | if (!Array.isArray(table)) {
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386 | table = Object.values(table).map(v => [v]);
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387 | }
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388 | table.forEach(v => {
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389 | width = Math.max(shim.stringWidth(modifier ? `${modifier} ${getText(v[0])}` : getText(v[0])) + getIndentation(v[0]), width);
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390 | });
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391 | if (theWrap)
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392 | width = Math.min(width, parseInt((theWrap * 0.5).toString(), 10));
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393 | return width;
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394 | }
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395 | function normalizeAliases() {
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396 | const demandedOptions = yargs.getDemandedOptions();
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397 | const options = yargs.getOptions();
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398 | (Object.keys(options.alias) || []).forEach(key => {
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399 | options.alias[key].forEach(alias => {
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400 | if (descriptions[alias])
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401 | self.describe(key, descriptions[alias]);
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402 | if (alias in demandedOptions)
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403 | yargs.demandOption(key, demandedOptions[alias]);
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404 | if (options.boolean.includes(alias))
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405 | yargs.boolean(key);
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406 | if (options.count.includes(alias))
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407 | yargs.count(key);
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408 | if (options.string.includes(alias))
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409 | yargs.string(key);
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410 | if (options.normalize.includes(alias))
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411 | yargs.normalize(key);
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412 | if (options.array.includes(alias))
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413 | yargs.array(key);
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414 | if (options.number.includes(alias))
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415 | yargs.number(key);
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416 | });
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417 | });
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418 | }
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419 | let cachedHelpMessage;
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420 | self.cacheHelpMessage = function () {
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421 | cachedHelpMessage = this.help();
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422 | };
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423 | self.clearCachedHelpMessage = function () {
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424 | cachedHelpMessage = undefined;
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425 | };
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426 | self.hasCachedHelpMessage = function () {
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427 | return !!cachedHelpMessage;
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428 | };
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429 | function addUngroupedKeys(keys, aliases, groups, defaultGroup) {
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430 | let groupedKeys = [];
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431 | let toCheck = null;
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432 | Object.keys(groups).forEach(group => {
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433 | groupedKeys = groupedKeys.concat(groups[group]);
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434 | });
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435 | keys.forEach(key => {
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436 | toCheck = [key].concat(aliases[key]);
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437 | if (!toCheck.some(k => groupedKeys.indexOf(k) !== -1)) {
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438 | groups[defaultGroup].push(key);
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439 | }
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440 | });
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441 | return groupedKeys;
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442 | }
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443 | function filterHiddenOptions(key) {
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444 | return (yargs.getOptions().hiddenOptions.indexOf(key) < 0 ||
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445 | yargs.parsed.argv[yargs.getOptions().showHiddenOpt]);
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446 | }
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447 | self.showHelp = (level) => {
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448 | const logger = yargs.getInternalMethods().getLoggerInstance();
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449 | if (!level)
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450 | level = 'error';
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451 | const emit = typeof level === 'function' ? level : logger[level];
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452 | emit(self.help());
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453 | };
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454 | self.functionDescription = fn => {
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455 | const description = fn.name
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456 | ? shim.Parser.decamelize(fn.name, '-')
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457 | : __('generated-value');
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458 | return ['(', description, ')'].join('');
|
---|
459 | };
|
---|
460 | self.stringifiedValues = function stringifiedValues(values, separator) {
|
---|
461 | let string = '';
|
---|
462 | const sep = separator || ', ';
|
---|
463 | const array = [].concat(values);
|
---|
464 | if (!values || !array.length)
|
---|
465 | return string;
|
---|
466 | array.forEach(value => {
|
---|
467 | if (string.length)
|
---|
468 | string += sep;
|
---|
469 | string += JSON.stringify(value);
|
---|
470 | });
|
---|
471 | return string;
|
---|
472 | };
|
---|
473 | function defaultString(value, defaultDescription) {
|
---|
474 | let string = `[${__('default:')} `;
|
---|
475 | if (value === undefined && !defaultDescription)
|
---|
476 | return null;
|
---|
477 | if (defaultDescription) {
|
---|
478 | string += defaultDescription;
|
---|
479 | }
|
---|
480 | else {
|
---|
481 | switch (typeof value) {
|
---|
482 | case 'string':
|
---|
483 | string += `"${value}"`;
|
---|
484 | break;
|
---|
485 | case 'object':
|
---|
486 | string += JSON.stringify(value);
|
---|
487 | break;
|
---|
488 | default:
|
---|
489 | string += value;
|
---|
490 | }
|
---|
491 | }
|
---|
492 | return `${string}]`;
|
---|
493 | }
|
---|
494 | function windowWidth() {
|
---|
495 | const maxWidth = 80;
|
---|
496 | if (shim.process.stdColumns) {
|
---|
497 | return Math.min(maxWidth, shim.process.stdColumns);
|
---|
498 | }
|
---|
499 | else {
|
---|
500 | return maxWidth;
|
---|
501 | }
|
---|
502 | }
|
---|
503 | let version = null;
|
---|
504 | self.version = ver => {
|
---|
505 | version = ver;
|
---|
506 | };
|
---|
507 | self.showVersion = level => {
|
---|
508 | const logger = yargs.getInternalMethods().getLoggerInstance();
|
---|
509 | if (!level)
|
---|
510 | level = 'error';
|
---|
511 | const emit = typeof level === 'function' ? level : logger[level];
|
---|
512 | emit(version);
|
---|
513 | };
|
---|
514 | self.reset = function reset(localLookup) {
|
---|
515 | failMessage = null;
|
---|
516 | failureOutput = false;
|
---|
517 | usages = [];
|
---|
518 | usageDisabled = false;
|
---|
519 | epilogs = [];
|
---|
520 | examples = [];
|
---|
521 | commands = [];
|
---|
522 | descriptions = objFilter(descriptions, k => !localLookup[k]);
|
---|
523 | return self;
|
---|
524 | };
|
---|
525 | const frozens = [];
|
---|
526 | self.freeze = function freeze() {
|
---|
527 | frozens.push({
|
---|
528 | failMessage,
|
---|
529 | failureOutput,
|
---|
530 | usages,
|
---|
531 | usageDisabled,
|
---|
532 | epilogs,
|
---|
533 | examples,
|
---|
534 | commands,
|
---|
535 | descriptions,
|
---|
536 | });
|
---|
537 | };
|
---|
538 | self.unfreeze = function unfreeze() {
|
---|
539 | const frozen = frozens.pop();
|
---|
540 | if (!frozen)
|
---|
541 | return;
|
---|
542 | ({
|
---|
543 | failMessage,
|
---|
544 | failureOutput,
|
---|
545 | usages,
|
---|
546 | usageDisabled,
|
---|
547 | epilogs,
|
---|
548 | examples,
|
---|
549 | commands,
|
---|
550 | descriptions,
|
---|
551 | } = frozen);
|
---|
552 | };
|
---|
553 | return self;
|
---|
554 | }
|
---|
555 | function isIndentedText(text) {
|
---|
556 | return typeof text === 'object';
|
---|
557 | }
|
---|
558 | function addIndentation(text, indent) {
|
---|
559 | return isIndentedText(text)
|
---|
560 | ? { text: text.text, indentation: text.indentation + indent }
|
---|
561 | : { text, indentation: indent };
|
---|
562 | }
|
---|
563 | function getIndentation(text) {
|
---|
564 | return isIndentedText(text) ? text.indentation : 0;
|
---|
565 | }
|
---|
566 | function getText(text) {
|
---|
567 | return isIndentedText(text) ? text.text : text;
|
---|
568 | }
|
---|