var colorspace = require('colorspace');
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/**
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* Prefix the messages with a colored namespace.
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*
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* @param {Array} messages The messages array that is getting written.
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* @param {Object} options Options for diagnostics.
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* @returns {Array} Altered messages array.
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* @public
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*/
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module.exports = function colorNamespace(args, options) {
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var namespace = options.namespace;
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if (options.colors === false) {
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args[0] = namespace +': '+ args[0];
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return args;
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}
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var color = colorspace(namespace);
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//
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// The console API supports a special %c formatter in browsers. This is used
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// to style console messages with any CSS styling, in our case we want to
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// use colorize the namespace for clarity. As these are formatters, and
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// we need to inject our CSS string as second messages argument so it
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// gets picked up correctly.
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//
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args[0] = '%c'+ namespace +':%c '+ args[0];
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args.splice(1, 0, 'color:'+ color, 'color:inherit');
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return args;
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};
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