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35 lines
1.1 KiB
35 lines
1.1 KiB
module.exports = function archy (obj, prefix, opts) { |
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if (prefix === undefined) prefix = ''; |
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if (!opts) opts = {}; |
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var chr = function (s) { |
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var chars = { |
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'│' : '|', |
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'└' : '`', |
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'├' : '+', |
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'─' : '-', |
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'┬' : '-' |
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}; |
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return opts.unicode === false ? chars[s] : s; |
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}; |
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if (typeof obj === 'string') obj = { label : obj }; |
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var nodes = obj.nodes || []; |
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var lines = (obj.label || '').split('\n'); |
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var splitter = '\n' + prefix + (nodes.length ? chr('│') : ' ') + ' '; |
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|
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return prefix |
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+ lines.join(splitter) + '\n' |
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+ nodes.map(function (node, ix) { |
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var last = ix === nodes.length - 1; |
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var more = node.nodes && node.nodes.length; |
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var prefix_ = prefix + (last ? ' ' : chr('│')) + ' '; |
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return prefix |
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+ (last ? chr('└') : chr('├')) + chr('─') |
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+ (more ? chr('┬') : chr('─')) + ' ' |
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+ archy(node, prefix_, opts).slice(prefix.length + 2) |
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; |
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}).join('') |
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; |
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};
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