Craig Condon
95 lines
2.2 KiB
JavaScript
Executable File
95 lines
2.2 KiB
JavaScript
Executable File
utils = require('../utils'),
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Structr = require('structr');
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//see http://en.wikipedia.org/wiki/Box-drawing_characters
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exports.plugin = function(cli)
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{
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//┌──
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//├──
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//└──
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cli.drawTree = cli.tree = function(tree, ops, tab)
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{
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if(!ops) ops = {};
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var parts = { };
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if(ops.pretty)
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{
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parts = {
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pipe: '|',
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tee: '┬',
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dash: '─',
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leftCorner: '└',
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left: '├',
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branch: utils.repeat('─', 1)
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}
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}
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//plays a little more nicely with fonts such as terminus
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else
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{
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parts = {
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pipe: '|',
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tee: '+',
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dash: '-',
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leftCorner: '+',
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left: '|',
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branch: utils.repeat('-', 1)
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}
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}
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Structr.copy(ops.parts || {}, parts);
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parts.tabs = utils.repeat(' ',parts.branch.length+1);
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if(!tab) tab = '';
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var n = utils.objectSize(tree),
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i = 0,
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printedBreak = false;
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for(var index in tree)
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{
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var childrenOrValue = tree[index],
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toc = typeof childrenOrValue,
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toi = typeof index,
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edge = i < n-1 ? parts.left : parts.leftCorner;
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var value = !isNaN(Number(index)) ? childrenOrValue : index + ': ' + childrenOrValue;
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console.log('%s%s%s %s', tab, edge, parts.branch + ((toc == 'object') ? parts.tee : parts.dash), toc != 'object' ? value: index);
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if(toc == 'object')
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{
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printedBreak = cli.drawTree(childrenOrValue, ops, n > 1 && i < n-1 ? tab + parts.pipe + parts.tabs.substr(1) : tab + parts.tabs);
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}
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/*else
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if(toc == 'string' || toc == 'number')
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{
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}*/
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i++;
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}
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//add extra breaks for folders - a little more readable
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if(!printedBreak)
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{
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console.log('%s',tab);
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printedBreak = true;
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}
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return printedBreak;
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}
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} |