2dda2e10
 Administrator
generator ignore
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var Q = require('q');
var Logger = require('bower-logger');
var config = require('../config');
/**
* Require commands only when called.
*
* Running `commandFactory(id)` is equivalent to `require(id)`. Both calls return
* a command function. The difference is that `cmd = commandFactory()` and `cmd()`
* return as soon as possible and load and execute the command asynchronously.
*/
function commandFactory(id) {
function runApi() {
var command = require(id);
var commandArgs = [].slice.call(arguments);
return withLogger(function (logger) {
commandArgs.unshift(logger);
return command.apply(undefined, commandArgs);
});
}
function runFromArgv(argv) {
var commandArgs;
var command = require(id);
commandArgs = command.readOptions(argv);
return withLogger(function (logger) {
commandArgs.unshift(logger);
return command.apply(undefined, commandArgs);
});
}
function withLogger(func) {
var logger = new Logger();
Q.try(func, logger)
.done(function () {
config.restore();
var args = [].slice.call(arguments);
args.unshift('end');
logger.emit.apply(logger, args);
}, function (error) {
config.restore();
logger.emit('error', error);
});
return logger;
}
runApi.line = runFromArgv;
return runApi;
}
module.exports = {
cache: {
clean: commandFactory('./cache/clean'),
list: commandFactory('./cache/list'),
},
help: commandFactory('./help'),
home: commandFactory('./home'),
info: commandFactory('./info'),
init: commandFactory('./init'),
install: commandFactory('./install'),
link: commandFactory('./link'),
list: commandFactory('./list'),
login: commandFactory('./login'),
lookup: commandFactory('./lookup'),
prune: commandFactory('./prune'),
register: commandFactory('./register'),
search: commandFactory('./search'),
update: commandFactory('./update'),
uninstall: commandFactory('./uninstall'),
unregister: commandFactory('./unregister'),
version: commandFactory('./version')
};
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