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var is = require('is');
var Immutable = require('immutable');
var DEFAULT_VERSION = '*';
/*
PluginDependency represents the informations about a plugin
stored in config.plugins
*/
var PluginDependency = Immutable.Record({
name: String(),
// Requirement version (ex: ">1.0.0")
version: String(DEFAULT_VERSION),
// Is this plugin enabled or disabled?
enabled: Boolean(true)
}, 'PluginDependency');
PluginDependency.prototype.getName = function() {
return this.get('name');
};
PluginDependency.prototype.getVersion = function() {
return this.get('version');
};
PluginDependency.prototype.isEnabled = function() {
return this.get('enabled');
};
/**
Create a plugin from a string
@param {String}
@return {Plugin|undefined}
*/
PluginDependency.createFromString = function(s) {
var parts = s.split('@');
var name = parts[0];
var version = parts.slice(1).join('@');
var enabled = true;
if (name[0] === '-') {
enabled = false;
name = name.slice(1);
}
return new PluginDependency({
name: name,
version: version || DEFAULT_VERSION,
enabled: enabled
});
};
/**
Create a PluginDependency from a string
@param {String}
@return {List<PluginDependency>}
*/
PluginDependency.listFromString = function(s) {
var parts = s.split(',');
return PluginDependency.listFromArray(parts);
};
/**
Create a PluginDependency from an array
@param {Array}
@return {List<PluginDependency>}
*/
PluginDependency.listFromArray = function(arr) {
return Immutable.List(arr)
.map(function(entry) {
if (is.string(entry)) {
return PluginDependency.createFromString(entry);
} else {
return PluginDependency({
name: entry.name,
version: entry.version
});
}
})
.filter(function(dep) {
return Boolean(dep.getName());
});
};
/**
Export plugin dependencies as an array
@param {List<PluginDependency>}
@return {Array<String>}
*/
PluginDependency.listToArray = function(arr) {
return arr
.map(function(dep) {
var result;
if (dep.isEnabled()) {
result += '-';
}
result += dep.getName();
if (dep.getVersion() !== DEFAULT_VERSION) {
result += '@' + dep.getVersion();
}
return result;
})
.toJS();
};
module.exports = PluginDependency;
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