pixelbattle/node_modules/nodemon/lib/utils/log.js

83 lines
1.7 KiB
JavaScript

var colour = require('./colour');
var bus = require('./bus');
var required = false;
var useColours = true;
var coding = {
log: 'black',
info: 'yellow',
status: 'green',
detail: 'yellow',
fail: 'red',
error: 'red',
};
function log(type, text) {
var msg = '[nodemon] ' + (text || '');
if (useColours) {
msg = colour(coding[type], msg);
}
// always push the message through our bus, using nextTick
// to help testing and get _out of_ promises.
process.nextTick(() => {
bus.emit('log', { type: type, message: text, colour: msg });
});
// but if we're running on the command line, also echo out
// question: should we actually just consume our own events?
if (!required) {
if (type === 'error') {
console.error(msg);
} else {
console.log(msg || '');
}
}
}
var Logger = function (r) {
if (!(this instanceof Logger)) {
return new Logger(r);
}
this.required(r);
return this;
};
Object.keys(coding).forEach(function (type) {
Logger.prototype[type] = log.bind(null, type);
});
// detail is for messages that are turned on during debug
Logger.prototype.detail = function (msg) {
if (this.debug) {
log('detail', msg);
}
};
Logger.prototype.required = function (val) {
required = val;
};
Logger.prototype.debug = false;
Logger.prototype._log = function (type, msg) {
if (required) {
bus.emit('log', { type: type, message: msg || '', colour: msg || '' });
} else if (type === 'error') {
console.error(msg);
} else {
console.log(msg || '');
}
};
Object.defineProperty(Logger.prototype, 'useColours', {
set: function (val) {
useColours = val;
},
get: function () {
return useColours;
},
});
module.exports = Logger;