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70 lines
2.2 KiB
70 lines
2.2 KiB
var template = require('./template'); |
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var each = require('./each'); |
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var map = require('./map'); |
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var rpad = require('./rpad'); |
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var ansiColor = require('./ansiColor'); |
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var toArr = require('./toArr'); |
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var cloneDeep = require('./cloneDeep'); |
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var strWidth = require('./strWidth'); |
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var max = require('./max'); |
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exports = function(data) { |
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data = cloneDeep(data); |
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data.usage = toArr(data.usage); |
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if (data.commands) { |
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var cmdNameWidths = map(data.commands, function(command) { |
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return strWidth(command.name); |
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}); |
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data.maxNameWidth = max.apply(null, cmdNameWidths); |
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return helpTpl(data); |
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} |
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each(data.options, function(option) { |
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option.name = |
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(option.shorthand ? '-' + option.shorthand + ', ' : ' ') + |
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'--' + |
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option.name; |
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}); |
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var optNameWidths = map(data.options, function(option) { |
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return strWidth(option.name); |
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}); |
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data.maxNameWidth = max.apply(null, optNameWidths); |
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return cmdTpl(data); |
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}; |
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var tplUtil = { |
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each: each |
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}; |
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tplUtil.rpad = function(text, len) { |
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return rpad(text, len, ' '); |
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}; |
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each(['yellow', 'green', 'cyan', 'red', 'white', 'magenta'], function(color) { |
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tplUtil[color] = function(text) { |
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return ansiColor[color](text); |
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}; |
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}); |
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var cmdTpl = template( |
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[ |
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'Usage:', |
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'', |
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"<% util.each(usage, function (value) { %> <%=util.cyan(name)%> <%=value%><%='\\n'%><% }); %>", |
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'<% if (options) { %>Options:', |
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'', |
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"<% util.each(options, function (option) { %> <%=util.yellow(util.rpad(option.name, maxNameWidth))%> <%=option.desc%><%='\\n'%><% }); %>", |
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'<% } %>Description:', |
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'', |
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' <%=desc%>' |
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].join('\n'), |
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tplUtil |
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); |
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var helpTpl = template( |
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[ |
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'Usage:', |
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'', |
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"<% util.each(usage, function (value) { %> <%=util.cyan(name)%> <%=value%><%='\\n'%><% }); %>", |
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'Commands:', |
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'', |
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"<% util.each(commands, function (command) { %> <%=util.yellow(util.rpad(command.name, maxNameWidth))%> <%=command.desc%><%='\\n'%><% }); %>", |
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"Run '<%=util.cyan(name + ' help <command>')%>' for more information on a specific command" |
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].join('\n'), |
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tplUtil |
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); |
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module.exports = exports;
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