tabtab
Version:
tab completion helpers, for node cli programs. Inspired by npm completion.
505 lines (504 loc) • 19.7 kB
HTML
<html lang="en">
<head>
<title>Code coverage report for lib/index.js</title>
<meta charset="utf-8" />
<link rel="stylesheet" href="../prettify.css" />
<link rel="stylesheet" href="../base.css" />
<meta name="viewport" content="width=device-width, initial-scale=1">
<style type='text/css'>
.coverage-summary .sorter {
background-image: url(../sort-arrow-sprite.png);
}
</style>
</head>
<body>
<div class='wrapper'>
<div class='pad1'>
<h1>
<a href="../index.html">All files</a> / <a href="index.html">lib</a> index.js
</h1>
<div class='clearfix'>
<div class='fl pad1y space-right2'>
<span class="strong">98.63% </span>
<span class="quiet">Statements</span>
<span class='fraction'>144/146</span>
</div>
<div class='fl pad1y space-right2'>
<span class="strong">73.81% </span>
<span class="quiet">Branches</span>
<span class='fraction'>31/42</span>
</div>
<div class='fl pad1y space-right2'>
<span class="strong">100% </span>
<span class="quiet">Functions</span>
<span class='fraction'>0/0</span>
</div>
<div class='fl pad1y space-right2'>
<span class="strong">98.63% </span>
<span class="quiet">Lines</span>
<span class='fraction'>144/146</span>
</div>
</div>
<p class="quiet">
Press <em>n</em> or <em>j</em> to go to the next uncovered block, <em>b</em>, <em>p</em> or <em>k</em> for the previous block.
</p>
</div>
<div class='status-line high'></div>
<pre><table class="coverage">
<tr><td class="line-count quiet"><a name='L1'></a><a href='#L1'>1</a>
<a name='L2'></a><a href='#L2'>2</a>
<a name='L3'></a><a href='#L3'>3</a>
<a name='L4'></a><a href='#L4'>4</a>
<a name='L5'></a><a href='#L5'>5</a>
<a name='L6'></a><a href='#L6'>6</a>
<a name='L7'></a><a href='#L7'>7</a>
<a name='L8'></a><a href='#L8'>8</a>
<a name='L9'></a><a href='#L9'>9</a>
<a name='L10'></a><a href='#L10'>10</a>
<a name='L11'></a><a href='#L11'>11</a>
<a name='L12'></a><a href='#L12'>12</a>
<a name='L13'></a><a href='#L13'>13</a>
<a name='L14'></a><a href='#L14'>14</a>
<a name='L15'></a><a href='#L15'>15</a>
<a name='L16'></a><a href='#L16'>16</a>
<a name='L17'></a><a href='#L17'>17</a>
<a name='L18'></a><a href='#L18'>18</a>
<a name='L19'></a><a href='#L19'>19</a>
<a name='L20'></a><a href='#L20'>20</a>
<a name='L21'></a><a href='#L21'>21</a>
<a name='L22'></a><a href='#L22'>22</a>
<a name='L23'></a><a href='#L23'>23</a>
<a name='L24'></a><a href='#L24'>24</a>
<a name='L25'></a><a href='#L25'>25</a>
<a name='L26'></a><a href='#L26'>26</a>
<a name='L27'></a><a href='#L27'>27</a>
<a name='L28'></a><a href='#L28'>28</a>
<a name='L29'></a><a href='#L29'>29</a>
<a name='L30'></a><a href='#L30'>30</a>
<a name='L31'></a><a href='#L31'>31</a>
<a name='L32'></a><a href='#L32'>32</a>
<a name='L33'></a><a href='#L33'>33</a>
<a name='L34'></a><a href='#L34'>34</a>
<a name='L35'></a><a href='#L35'>35</a>
<a name='L36'></a><a href='#L36'>36</a>
<a name='L37'></a><a href='#L37'>37</a>
<a name='L38'></a><a href='#L38'>38</a>
<a name='L39'></a><a href='#L39'>39</a>
<a name='L40'></a><a href='#L40'>40</a>
<a name='L41'></a><a href='#L41'>41</a>
<a name='L42'></a><a href='#L42'>42</a>
<a name='L43'></a><a href='#L43'>43</a>
<a name='L44'></a><a href='#L44'>44</a>
<a name='L45'></a><a href='#L45'>45</a>
<a name='L46'></a><a href='#L46'>46</a>
<a name='L47'></a><a href='#L47'>47</a>
<a name='L48'></a><a href='#L48'>48</a>
<a name='L49'></a><a href='#L49'>49</a>
<a name='L50'></a><a href='#L50'>50</a>
<a name='L51'></a><a href='#L51'>51</a>
<a name='L52'></a><a href='#L52'>52</a>
<a name='L53'></a><a href='#L53'>53</a>
<a name='L54'></a><a href='#L54'>54</a>
<a name='L55'></a><a href='#L55'>55</a>
<a name='L56'></a><a href='#L56'>56</a>
<a name='L57'></a><a href='#L57'>57</a>
<a name='L58'></a><a href='#L58'>58</a>
<a name='L59'></a><a href='#L59'>59</a>
<a name='L60'></a><a href='#L60'>60</a>
<a name='L61'></a><a href='#L61'>61</a>
<a name='L62'></a><a href='#L62'>62</a>
<a name='L63'></a><a href='#L63'>63</a>
<a name='L64'></a><a href='#L64'>64</a>
<a name='L65'></a><a href='#L65'>65</a>
<a name='L66'></a><a href='#L66'>66</a>
<a name='L67'></a><a href='#L67'>67</a>
<a name='L68'></a><a href='#L68'>68</a>
<a name='L69'></a><a href='#L69'>69</a>
<a name='L70'></a><a href='#L70'>70</a>
<a name='L71'></a><a href='#L71'>71</a>
<a name='L72'></a><a href='#L72'>72</a>
<a name='L73'></a><a href='#L73'>73</a>
<a name='L74'></a><a href='#L74'>74</a>
<a name='L75'></a><a href='#L75'>75</a>
<a name='L76'></a><a href='#L76'>76</a>
<a name='L77'></a><a href='#L77'>77</a>
<a name='L78'></a><a href='#L78'>78</a>
<a name='L79'></a><a href='#L79'>79</a>
<a name='L80'></a><a href='#L80'>80</a>
<a name='L81'></a><a href='#L81'>81</a>
<a name='L82'></a><a href='#L82'>82</a>
<a name='L83'></a><a href='#L83'>83</a>
<a name='L84'></a><a href='#L84'>84</a>
<a name='L85'></a><a href='#L85'>85</a>
<a name='L86'></a><a href='#L86'>86</a>
<a name='L87'></a><a href='#L87'>87</a>
<a name='L88'></a><a href='#L88'>88</a>
<a name='L89'></a><a href='#L89'>89</a>
<a name='L90'></a><a href='#L90'>90</a>
<a name='L91'></a><a href='#L91'>91</a>
<a name='L92'></a><a href='#L92'>92</a>
<a name='L93'></a><a href='#L93'>93</a>
<a name='L94'></a><a href='#L94'>94</a>
<a name='L95'></a><a href='#L95'>95</a>
<a name='L96'></a><a href='#L96'>96</a>
<a name='L97'></a><a href='#L97'>97</a>
<a name='L98'></a><a href='#L98'>98</a>
<a name='L99'></a><a href='#L99'>99</a>
<a name='L100'></a><a href='#L100'>100</a>
<a name='L101'></a><a href='#L101'>101</a>
<a name='L102'></a><a href='#L102'>102</a>
<a name='L103'></a><a href='#L103'>103</a>
<a name='L104'></a><a href='#L104'>104</a>
<a name='L105'></a><a href='#L105'>105</a>
<a name='L106'></a><a href='#L106'>106</a>
<a name='L107'></a><a href='#L107'>107</a>
<a name='L108'></a><a href='#L108'>108</a>
<a name='L109'></a><a href='#L109'>109</a>
<a name='L110'></a><a href='#L110'>110</a>
<a name='L111'></a><a href='#L111'>111</a>
<a name='L112'></a><a href='#L112'>112</a>
<a name='L113'></a><a href='#L113'>113</a>
<a name='L114'></a><a href='#L114'>114</a>
<a name='L115'></a><a href='#L115'>115</a>
<a name='L116'></a><a href='#L116'>116</a>
<a name='L117'></a><a href='#L117'>117</a>
<a name='L118'></a><a href='#L118'>118</a>
<a name='L119'></a><a href='#L119'>119</a>
<a name='L120'></a><a href='#L120'>120</a>
<a name='L121'></a><a href='#L121'>121</a>
<a name='L122'></a><a href='#L122'>122</a>
<a name='L123'></a><a href='#L123'>123</a>
<a name='L124'></a><a href='#L124'>124</a>
<a name='L125'></a><a href='#L125'>125</a>
<a name='L126'></a><a href='#L126'>126</a>
<a name='L127'></a><a href='#L127'>127</a>
<a name='L128'></a><a href='#L128'>128</a>
<a name='L129'></a><a href='#L129'>129</a>
<a name='L130'></a><a href='#L130'>130</a>
<a name='L131'></a><a href='#L131'>131</a>
<a name='L132'></a><a href='#L132'>132</a>
<a name='L133'></a><a href='#L133'>133</a>
<a name='L134'></a><a href='#L134'>134</a>
<a name='L135'></a><a href='#L135'>135</a>
<a name='L136'></a><a href='#L136'>136</a>
<a name='L137'></a><a href='#L137'>137</a>
<a name='L138'></a><a href='#L138'>138</a>
<a name='L139'></a><a href='#L139'>139</a>
<a name='L140'></a><a href='#L140'>140</a>
<a name='L141'></a><a href='#L141'>141</a>
<a name='L142'></a><a href='#L142'>142</a>
<a name='L143'></a><a href='#L143'>143</a>
<a name='L144'></a><a href='#L144'>144</a>
<a name='L145'></a><a href='#L145'>145</a>
<a name='L146'></a><a href='#L146'>146</a></td><td class="line-coverage quiet"><span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">6x</span>
<span class="cline-any cline-yes">6x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">2x</span>
<span class="cline-any cline-yes">2x</span>
<span class="cline-any cline-yes">2x</span>
<span class="cline-any cline-yes">2x</span>
<span class="cline-any cline-yes">2x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">4x</span>
<span class="cline-any cline-no"> </span>
<span class="cline-any cline-no"> </span>
<span class="cline-any cline-yes">4x</span>
<span class="cline-any cline-yes">4x</span>
<span class="cline-any cline-yes">4x</span>
<span class="cline-any cline-yes">4x</span>
<span class="cline-any cline-yes">4x</span>
<span class="cline-any cline-yes">4x</span>
<span class="cline-any cline-yes">4x</span>
<span class="cline-any cline-yes">4x</span>
<span class="cline-any cline-yes">4x</span>
<span class="cline-any cline-yes">4x</span>
<span class="cline-any cline-yes">4x</span>
<span class="cline-any cline-yes">4x</span>
<span class="cline-any cline-yes">4x</span>
<span class="cline-any cline-yes">4x</span>
<span class="cline-any cline-yes">4x</span>
<span class="cline-any cline-yes">4x</span>
<span class="cline-any cline-yes">4x</span>
<span class="cline-any cline-yes">4x</span>
<span class="cline-any cline-yes">4x</span>
<span class="cline-any cline-yes">4x</span>
<span class="cline-any cline-yes">4x</span>
<span class="cline-any cline-yes">4x</span>
<span class="cline-any cline-yes">4x</span>
<span class="cline-any cline-yes">2x</span>
<span class="cline-any cline-yes">2x</span>
<span class="cline-any cline-yes">4x</span>
<span class="cline-any cline-yes">4x</span>
<span class="cline-any cline-yes">4x</span>
<span class="cline-any cline-yes">4x</span>
<span class="cline-any cline-yes">4x</span>
<span class="cline-any cline-yes">4x</span>
<span class="cline-any cline-yes">4x</span>
<span class="cline-any cline-yes">4x</span>
<span class="cline-any cline-yes">4x</span>
<span class="cline-any cline-yes">4x</span>
<span class="cline-any cline-yes">4x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">2x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">2x</span>
<span class="cline-any cline-yes">2x</span>
<span class="cline-any cline-yes">2x</span>
<span class="cline-any cline-yes">2x</span>
<span class="cline-any cline-yes">2x</span>
<span class="cline-any cline-yes">2x</span>
<span class="cline-any cline-yes">2x</span>
<span class="cline-any cline-yes">3x</span>
<span class="cline-any cline-yes">3x</span>
<span class="cline-any cline-yes">2x</span>
<span class="cline-any cline-yes">2x</span>
<span class="cline-any cline-yes">2x</span>
<span class="cline-any cline-yes">2x</span>
<span class="cline-any cline-yes">2x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span></td><td class="text"><pre class="prettyprint lang-js">const debug = require('debug')('tabtab');
const prompt = require('./prompt');
const installer = require('./installer');
const tabtabDebug = require('./utils/tabtabDebug');
// If TABTAB_DEBUG env is set, make it so that debug statements are also log to
// TABTAB_DEBUG file provided.
tabtabDebug();
const tabtab = () => 'tabtab';
/**
* Utility to figure out the shell used on the system.
*
* Sadly, we can't use `echo $0` in node, maybe with more work. So we rely on process.env.SHELL.
*
* TODO: More work on this, namely to detect Git bash on Windows (bash.exe)
*/
tabtab.shell = (env = process.env) => {
const shell = (env.SHELL <span class="branch-0 cbranch-no" title="branch not covered" >|| '')</span>.split('/').slice(-1)[0];
return shell;<span class="branch-0 cbranch-no" title="branch not covered" ></span>
};
/**
* Install and enable completion on user system. It'll ask for:
*
* - SHELL (bash, zsh or fish)
* - Path to shell script (with sensible defaults)
*
* @param {Object} Options to use with namely `name` and `completer`
*
*/
tabtab.install = (options = { name: '', completer: '' }) => {
const { name, completer } = options;
if (!name) <span class="branch-0 cbranch-no" title="branch not covered" ><span class="branch-0 cbranch-no" title="branch not covered" >throw new TypeError('options.name is required');</span></span>
if (!completer) <span class="branch-0 cbranch-no" title="branch not covered" >throw new TypeError('options.completer is required');<span class="branch-0 cbranch-no" title="branch not covered" ><span class="branch-0 cbranch-no" title="branch not covered" ></span></span></span>
return prompt().then(({ location }) =>
installer.install({
name,
completer,
location
})
);<span class="branch-0 cbranch-no" title="branch not covered" ></span>
};
/**
* Public: Main utility to extract information from command line arguments and
* Environment variables, namely COMP args in "plumbing" mode.
*
* options - The options hash as parsed by minimist, plus an env property
* representing user environment (default: { env: process.env })
* :_ - The arguments Array parsed by minimist (positional arguments)
* :env - The environment Object that holds COMP args (default: process.env)
*
* Examples
*
* var env = tabtab.parseEnv();
* // env:
* // complete A Boolean indicating whether we act in "plumbing mode" or not
* // words The Number of words in the completed line
* // point A Number indicating cursor position
* // line The String input line
* // partial The String part of line preceding cursor position
* // last The last String word of the line
* // lastPartial The last word String of partial
* // prev The String word preceding last
*
* Returns the data env object.
*/
tabtab.parseEnv = (env) => {
if (!env) <span class="branch-0 cbranch-no" title="branch not covered" >{</span>
<span class="cstat-no" title="statement not covered" > throw new Error('parseEnv: You must pass in an environment object.');</span>
<span class="cstat-no" title="statement not covered" > }</span>
debug('Parsing env. CWORD: %s, COMP_POINT: %s, COMP_LINE: %s', env.COMP_CWORD, env.COMP_POINT, env.COMP_LINE);
let cword = Number(env.COMP_CWORD);
let point = Number(env.COMP_POINT);
const line = env.COMP_LINE || '';
if (Number.isNaN(cword)) cword = 0;
if (Number.isNaN(point)) point = 0;
const partial = line.slice(0, point);
const parts = line.split(' ');
const prev = parts.slice(0, -1).slice(-1)[0];
const last = parts.slice(-1).join('');
const lastPartial = partial
.split(' ')
.slice(-1)
.join('');
let complete = true;
if (!env.COMP_CWORD || !env.COMP_POINT || !env.COMP_LINE) {
complete = false;
}
return {
complete,
words: cword,
point,
line,
partial,
last,
lastPartial,
prev
};<span class="branch-0 cbranch-no" title="branch not covered" ></span>
};
/**
* Main logging utility to pass completion items.
*
* This is simply an helper to log to stdout with each item separated by a new
* line.
*
* Bash needs in addition to filter out the args for the completion to work
* (zsh, fish don't need this).
*
* @param {Array} Arguments to log
* @param {Object} Optional environment object as parsed by tabtab
*/
tabtab.log = (args, env) => {
if (!env) {
env = tabtab.parseEnv(process.env);
}
const shell = tabtab.shell();
if (shell === 'bash') {
args = args.filter(arg => arg.indexOf(env.last) === 0);
}
for (const arg of args) {
console.log(`\n${arg}`);
}
return {
args,
env
};<span class="branch-0 cbranch-no" title="branch not covered" ></span>
};
module.exports = tabtab;
</pre></td></tr>
</table></pre>
<div class='push'></div><!-- for sticky footer -->
</div><!-- /wrapper -->
<div class='footer quiet pad2 space-top1 center small'>
Code coverage
generated by <a href="https://istanbul.js.org/" target="_blank">istanbul</a> at Wed Oct 03 2018 16:54:22 GMT+0100 (GMT+01:00)
</div>
</div>
<script src="../prettify.js"></script>
<script>
window.onload = function () {
if (typeof prettyPrint === 'function') {
prettyPrint();
}
};
</script>
<script src="../sorter.js"></script>
<script src="../block-navigation.js"></script>
</body>
</html>