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71 lines
2.2 KiB
71 lines
2.2 KiB
2 years ago
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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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