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namespace.js
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namespace.js
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var Namespace = function (name, parentNamespace) {
this.name = name;
this.parentNamespace = parentNamespace;
this.childNamespaces = {};
this.tasks = {};
this.rules = {};
this.path = this.getPath();
};
Namespace.prototype = new (function () {
this.resolveTask = function(relativeName) {
var parts = relativeName.split(':')
, name = parts.pop()
, ns = this.resolveNamespace(parts.join(':'));
return (ns && ns.tasks[name]) ||
(this.parentNamespace &&
this.parentNamespace.resolveTask(relativeName));
};
this.resolveNamespace = function(relativeName) {
var parts = relativeName.split(':')
, ns;
if (!relativeName) {
return this;
}
ns = this;
for (var i = 0, ii = parts.length; ns && i < ii; i++) {
ns = ns.childNamespaces[parts[i]];
}
return (ns || (this.parentNamespace &&
this.parentNamespace.resolveNamespace(relativeName)));
};
this.matchRule = function(relativeName) {
var parts = relativeName.split(':')
, name = parts.pop()
, ns = this.resolveNamespace(parts.join(':'))
, rules = ns ? ns.rules : []
, r
, match;
for (var p in rules) {
r = rules[p];
if (r.match(relativeName)) {
match = r;
}
}
return (ns && match) ||
(this.parentNamespace &&
this.parentNamespace.matchRule(relativeName));
};
this.getPath = function () {
var parts = []
, next = this;
while (!!next) {
parts.push(next.name);
next = next.parentNamespace;
}
parts.pop(); // Remove 'default'
return parts.reverse().join(':');
};
})();
module.exports.Namespace = Namespace;