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Diffstat (limited to 'node_modules/yargs/build/lib/usage.js')
| -rw-r--r-- | node_modules/yargs/build/lib/usage.js | 548 |
1 files changed, 548 insertions, 0 deletions
diff --git a/node_modules/yargs/build/lib/usage.js b/node_modules/yargs/build/lib/usage.js new file mode 100644 index 0000000..ecd1aac --- /dev/null +++ b/node_modules/yargs/build/lib/usage.js @@ -0,0 +1,548 @@ +import { assertNotStrictEqual, } from './typings/common-types.js'; +import { objFilter } from './utils/obj-filter.js'; +import { YError } from './yerror.js'; +import setBlocking from './utils/set-blocking.js'; +export function usage(yargs, y18n, shim) { + const __ = y18n.__; + const self = {}; + const fails = []; + self.failFn = function failFn(f) { + fails.push(f); + }; + let failMessage = null; + let showHelpOnFail = true; + self.showHelpOnFail = function showHelpOnFailFn(arg1 = true, arg2) { + function parseFunctionArgs() { + return typeof arg1 === 'string' ? [true, arg1] : [arg1, arg2]; + } + const [enabled, message] = parseFunctionArgs(); + failMessage = message; + showHelpOnFail = enabled; + return self; + }; + let failureOutput = false; + self.fail = function fail(msg, err) { + const logger = yargs._getLoggerInstance(); + if (fails.length) { + for (let i = fails.length - 1; i >= 0; --i) { + fails[i](msg, err, self); + } + } + else { + if (yargs.getExitProcess()) + setBlocking(true); + if (!failureOutput) { + failureOutput = true; + if (showHelpOnFail) { + yargs.showHelp('error'); + logger.error(); + } + if (msg || err) + logger.error(msg || err); + if (failMessage) { + if (msg || err) + logger.error(''); + logger.error(failMessage); + } + } + err = err || new YError(msg); + if (yargs.getExitProcess()) { + return yargs.exit(1); + } + else if (yargs._hasParseCallback()) { + return yargs.exit(1, err); + } + else { + throw err; + } + } + }; + let usages = []; + let usageDisabled = false; + self.usage = (msg, description) => { + if (msg === null) { + usageDisabled = true; + usages = []; + return self; + } + usageDisabled = false; + usages.push([msg, description || '']); + return self; + }; + self.getUsage = () => { + return usages; + }; + self.getUsageDisabled = () => { + return usageDisabled; + }; + self.getPositionalGroupName = () => { + return __('Positionals:'); + }; + let examples = []; + self.example = (cmd, description) => { + examples.push([cmd, description || '']); + }; + let commands = []; + self.command = function command(cmd, description, isDefault, aliases, deprecated = false) { + if (isDefault) { + commands = commands.map(cmdArray => { + cmdArray[2] = false; + return cmdArray; + }); + } + commands.push([cmd, description || '', isDefault, aliases, deprecated]); + }; + self.getCommands = () => commands; + let descriptions = {}; + self.describe = function describe(keyOrKeys, desc) { + if (Array.isArray(keyOrKeys)) { + keyOrKeys.forEach(k => { + self.describe(k, desc); + }); + } + else if (typeof keyOrKeys === 'object') { + Object.keys(keyOrKeys).forEach(k => { + self.describe(k, keyOrKeys[k]); + }); + } + else { + descriptions[keyOrKeys] = desc; + } + }; + self.getDescriptions = () => descriptions; + let epilogs = []; + self.epilog = msg => { + epilogs.push(msg); + }; + let wrapSet = false; + let wrap; + self.wrap = cols => { + wrapSet = true; + wrap = cols; + }; + function getWrap() { + if (!wrapSet) { + wrap = windowWidth(); + wrapSet = true; + } + return wrap; + } + const deferY18nLookupPrefix = '__yargsString__:'; + self.deferY18nLookup = str => deferY18nLookupPrefix + str; + self.help = function help() { + if (cachedHelpMessage) + return cachedHelpMessage; + normalizeAliases(); + const base$0 = yargs.customScriptName + ? yargs.$0 + : shim.path.basename(yargs.$0); + const demandedOptions = yargs.getDemandedOptions(); + const demandedCommands = yargs.getDemandedCommands(); + const deprecatedOptions = yargs.getDeprecatedOptions(); + const groups = yargs.getGroups(); + const options = yargs.getOptions(); + let keys = []; + keys = keys.concat(Object.keys(descriptions)); + keys = keys.concat(Object.keys(demandedOptions)); + keys = keys.concat(Object.keys(demandedCommands)); + keys = keys.concat(Object.keys(options.default)); + keys = keys.filter(filterHiddenOptions); + keys = Object.keys(keys.reduce((acc, key) => { + if (key !== '_') + acc[key] = true; + return acc; + }, {})); + const theWrap = getWrap(); + const ui = shim.cliui({ + width: theWrap, + wrap: !!theWrap, + }); + if (!usageDisabled) { + if (usages.length) { + usages.forEach(usage => { + ui.div(`${usage[0].replace(/\$0/g, base$0)}`); + if (usage[1]) { + ui.div({ text: `${usage[1]}`, padding: [1, 0, 0, 0] }); + } + }); + ui.div(); + } + else if (commands.length) { + let u = null; + if (demandedCommands._) { + u = `${base$0} <${__('command')}>\n`; + } + else { + u = `${base$0} [${__('command')}]\n`; + } + ui.div(`${u}`); + } + } + if (commands.length) { + ui.div(__('Commands:')); + const context = yargs.getContext(); + const parentCommands = context.commands.length + ? `${context.commands.join(' ')} ` + : ''; + if (yargs.getParserConfiguration()['sort-commands'] === true) { + commands = commands.sort((a, b) => a[0].localeCompare(b[0])); + } + commands.forEach(command => { + const commandString = `${base$0} ${parentCommands}${command[0].replace(/^\$0 ?/, '')}`; + ui.span({ + text: commandString, + padding: [0, 2, 0, 2], + width: maxWidth(commands, theWrap, `${base$0}${parentCommands}`) + 4, + }, { text: command[1] }); + const hints = []; + if (command[2]) + hints.push(`[${__('default')}]`); + if (command[3] && command[3].length) { + hints.push(`[${__('aliases:')} ${command[3].join(', ')}]`); + } + if (command[4]) { + if (typeof command[4] === 'string') { + hints.push(`[${__('deprecated: %s', command[4])}]`); + } + else { + hints.push(`[${__('deprecated')}]`); + } + } + if (hints.length) { + ui.div({ + text: hints.join(' '), + padding: [0, 0, 0, 2], + align: 'right', + }); + } + else { + ui.div(); + } + }); + ui.div(); + } + const aliasKeys = (Object.keys(options.alias) || []).concat(Object.keys(yargs.parsed.newAliases) || []); + keys = keys.filter(key => !yargs.parsed.newAliases[key] && + aliasKeys.every(alias => (options.alias[alias] || []).indexOf(key) === -1)); + const defaultGroup = __('Options:'); + if (!groups[defaultGroup]) + groups[defaultGroup] = []; + addUngroupedKeys(keys, options.alias, groups, defaultGroup); + const isLongSwitch = (sw) => /^--/.test(getText(sw)); + const displayedGroups = Object.keys(groups) + .filter(groupName => groups[groupName].length > 0) + .map(groupName => { + const normalizedKeys = groups[groupName] + .filter(filterHiddenOptions) + .map(key => { + if (~aliasKeys.indexOf(key)) + return key; + for (let i = 0, aliasKey; (aliasKey = aliasKeys[i]) !== undefined; i++) { + if (~(options.alias[aliasKey] || []).indexOf(key)) + return aliasKey; + } + return key; + }); + return { groupName, normalizedKeys }; + }) + .filter(({ normalizedKeys }) => normalizedKeys.length > 0) + .map(({ groupName, normalizedKeys }) => { + const switches = normalizedKeys.reduce((acc, key) => { + acc[key] = [key] + .concat(options.alias[key] || []) + .map(sw => { + if (groupName === self.getPositionalGroupName()) + return sw; + else { + return ((/^[0-9]$/.test(sw) + ? ~options.boolean.indexOf(key) + ? '-' + : '--' + : sw.length > 1 + ? '--' + : '-') + sw); + } + }) + .sort((sw1, sw2) => isLongSwitch(sw1) === isLongSwitch(sw2) + ? 0 + : isLongSwitch(sw1) + ? 1 + : -1) + .join(', '); + return acc; + }, {}); + return { groupName, normalizedKeys, switches }; + }); + const shortSwitchesUsed = displayedGroups + .filter(({ groupName }) => groupName !== self.getPositionalGroupName()) + .some(({ normalizedKeys, switches }) => !normalizedKeys.every(key => isLongSwitch(switches[key]))); + if (shortSwitchesUsed) { + displayedGroups + .filter(({ groupName }) => groupName !== self.getPositionalGroupName()) + .forEach(({ normalizedKeys, switches }) => { + normalizedKeys.forEach(key => { + if (isLongSwitch(switches[key])) { + switches[key] = addIndentation(switches[key], '-x, '.length); + } + }); + }); + } + displayedGroups.forEach(({ groupName, normalizedKeys, switches }) => { + ui.div(groupName); + normalizedKeys.forEach(key => { + const kswitch = switches[key]; + let desc = descriptions[key] || ''; + let type = null; + if (~desc.lastIndexOf(deferY18nLookupPrefix)) + desc = __(desc.substring(deferY18nLookupPrefix.length)); + if (~options.boolean.indexOf(key)) + type = `[${__('boolean')}]`; + if (~options.count.indexOf(key)) + type = `[${__('count')}]`; + if (~options.string.indexOf(key)) + type = `[${__('string')}]`; + if (~options.normalize.indexOf(key)) + type = `[${__('string')}]`; + if (~options.array.indexOf(key)) + type = `[${__('array')}]`; + if (~options.number.indexOf(key)) + type = `[${__('number')}]`; + const deprecatedExtra = (deprecated) => typeof deprecated === 'string' + ? `[${__('deprecated: %s', deprecated)}]` + : `[${__('deprecated')}]`; + const extra = [ + key in deprecatedOptions + ? deprecatedExtra(deprecatedOptions[key]) + : null, + type, + key in demandedOptions ? `[${__('required')}]` : null, + options.choices && options.choices[key] + ? `[${__('choices:')} ${self.stringifiedValues(options.choices[key])}]` + : null, + defaultString(options.default[key], options.defaultDescription[key]), + ] + .filter(Boolean) + .join(' '); + ui.span({ + text: getText(kswitch), + padding: [0, 2, 0, 2 + getIndentation(kswitch)], + width: maxWidth(switches, theWrap) + 4, + }, desc); + if (extra) + ui.div({ text: extra, padding: [0, 0, 0, 2], align: 'right' }); + else + ui.div(); + }); + ui.div(); + }); + if (examples.length) { + ui.div(__('Examples:')); + examples.forEach(example => { + example[0] = example[0].replace(/\$0/g, base$0); + }); + examples.forEach(example => { + if (example[1] === '') { + ui.div({ + text: example[0], + padding: [0, 2, 0, 2], + }); + } + else { + ui.div({ + text: example[0], + padding: [0, 2, 0, 2], + width: maxWidth(examples, theWrap) + 4, + }, { + text: example[1], + }); + } + }); + ui.div(); + } + if (epilogs.length > 0) { + const e = epilogs + .map(epilog => epilog.replace(/\$0/g, base$0)) + .join('\n'); + ui.div(`${e}\n`); + } + return ui.toString().replace(/\s*$/, ''); + }; + function maxWidth(table, theWrap, modifier) { + let width = 0; + if (!Array.isArray(table)) { + table = Object.values(table).map(v => [v]); + } + table.forEach(v => { + width = Math.max(shim.stringWidth(modifier ? `${modifier} ${getText(v[0])}` : getText(v[0])) + getIndentation(v[0]), width); + }); + if (theWrap) + width = Math.min(width, parseInt((theWrap * 0.5).toString(), 10)); + return width; + } + function normalizeAliases() { + const demandedOptions = yargs.getDemandedOptions(); + const options = yargs.getOptions(); + (Object.keys(options.alias) || []).forEach(key => { + options.alias[key].forEach(alias => { + if (descriptions[alias]) + self.describe(key, descriptions[alias]); + if (alias in demandedOptions) + yargs.demandOption(key, demandedOptions[alias]); + if (~options.boolean.indexOf(alias)) + yargs.boolean(key); + if (~options.count.indexOf(alias)) + yargs.count(key); + if (~options.string.indexOf(alias)) + yargs.string(key); + if (~options.normalize.indexOf(alias)) + yargs.normalize(key); + if (~options.array.indexOf(alias)) + yargs.array(key); + if (~options.number.indexOf(alias)) + yargs.number(key); + }); + }); + } + let cachedHelpMessage; + self.cacheHelpMessage = function () { + cachedHelpMessage = this.help(); + }; + self.clearCachedHelpMessage = function () { + cachedHelpMessage = undefined; + }; + function addUngroupedKeys(keys, aliases, groups, defaultGroup) { + let groupedKeys = []; + let toCheck = null; + Object.keys(groups).forEach(group => { + groupedKeys = groupedKeys.concat(groups[group]); + }); + keys.forEach(key => { + toCheck = [key].concat(aliases[key]); + if (!toCheck.some(k => groupedKeys.indexOf(k) !== -1)) { + groups[defaultGroup].push(key); + } + }); + return groupedKeys; + } + function filterHiddenOptions(key) { + return (yargs.getOptions().hiddenOptions.indexOf(key) < 0 || + yargs.parsed.argv[yargs.getOptions().showHiddenOpt]); + } + self.showHelp = (level) => { + const logger = yargs._getLoggerInstance(); + if (!level) + level = 'error'; + const emit = typeof level === 'function' ? level : logger[level]; + emit(self.help()); + }; + self.functionDescription = fn => { + const description = fn.name + ? shim.Parser.decamelize(fn.name, '-') + : __('generated-value'); + return ['(', description, ')'].join(''); + }; + self.stringifiedValues = function stringifiedValues(values, separator) { + let string = ''; + const sep = separator || ', '; + const array = [].concat(values); + if (!values || !array.length) + return string; + array.forEach(value => { + if (string.length) + string += sep; + string += JSON.stringify(value); + }); + return string; + }; + function defaultString(value, defaultDescription) { + let string = `[${__('default:')} `; + if (value === undefined && !defaultDescription) + return null; + if (defaultDescription) { + string += defaultDescription; + } + else { + switch (typeof value) { + case 'string': + string += `"${value}"`; + break; + case 'object': + string += JSON.stringify(value); + break; + default: + string += value; + } + } + return `${string}]`; + } + function windowWidth() { + const maxWidth = 80; + if (shim.process.stdColumns) { + return Math.min(maxWidth, shim.process.stdColumns); + } + else { + return maxWidth; + } + } + let version = null; + self.version = ver => { + version = ver; + }; + self.showVersion = () => { + const logger = yargs._getLoggerInstance(); + logger.log(version); + }; + self.reset = function reset(localLookup) { + failMessage = null; + failureOutput = false; + usages = []; + usageDisabled = false; + epilogs = []; + examples = []; + commands = []; + descriptions = objFilter(descriptions, k => !localLookup[k]); + return self; + }; + const frozens = []; + self.freeze = function freeze() { + frozens.push({ + failMessage, + failureOutput, + usages, + usageDisabled, + epilogs, + examples, + commands, + descriptions, + }); + }; + self.unfreeze = function unfreeze() { + const frozen = frozens.pop(); + assertNotStrictEqual(frozen, undefined, shim); + ({ + failMessage, + failureOutput, + usages, + usageDisabled, + epilogs, + examples, + commands, + descriptions, + } = frozen); + }; + return self; +} +function isIndentedText(text) { + return typeof text === 'object'; +} +function addIndentation(text, indent) { + return isIndentedText(text) + ? { text: text.text, indentation: text.indentation + indent } + : { text, indentation: indent }; +} +function getIndentation(text) { + return isIndentedText(text) ? text.indentation : 0; +} +function getText(text) { + return isIndentedText(text) ? text.text : text; +} |