lib/extern/optparse/lib/optparse.js
function(value, fn) {
        if(value.constructor === Function ) {
            this.default_handler = value;
        } else if(value.constructor === Number) {
            this.on_args[value] = fn;
        } else {
            this.on_switches[value] = fn;
        }
    }
function(value, fn) {
        if(value.constructor === Function ) {
            this.default_handler = value;
        } else if(value.constructor === Number) {
            this.on_args[value] = fn;
        } else {
            this.on_switches[value] = fn;
        }
    }
function ( value , fn ) { if ( value . constructor === Function ) { this . default_handler = value ; } else if ( value . constructor === Number ) { this . on_args [ value ] = fn ; } else { this . on_switches [ value ] = fn ; } }
Adds args and switchs handler.
Adds args and switchs handler .