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@kzhangworks
Forked from pguillory/gist:729616
Last active August 29, 2015 14:14
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var util = require('util')
function hook_stdout(callback) {
var old_write = process.stdout.write
process.stdout.write = (function(write) {
return function(string, encoding, fd) {
write.apply(process.stdout, arguments)
callback(string, encoding, fd)
}
})(process.stdout.write)
return function() {
process.stdout.write = old_write
}
}
console.log('a')
console.log('b')
var unhook = hook_stdout(function(string, encoding, fd) {
util.debug('stdout: ' + util.inspect(string))
})
console.log('c')
console.log('d')
unhook()
console.log('e')
console.log('f')
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