@angular/compiler
Version:
Angular - the compiler library
74 lines • 10.9 kB
JavaScript
/**
* @license
* Copyright Google Inc. All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import * as tslib_1 from "tslib";
import * as i18n from '../i18n_ast';
var Serializer = /** @class */ (function () {
function Serializer() {
}
// Creates a name mapper, see `PlaceholderMapper`
// Returning `null` means that no name mapping is used.
Serializer.prototype.createNameMapper = function (message) { return null; };
return Serializer;
}());
export { Serializer };
/**
* A simple mapper that take a function to transform an internal name to a public name
*/
var SimplePlaceholderMapper = /** @class */ (function (_super) {
tslib_1.__extends(SimplePlaceholderMapper, _super);
// create a mapping from the message
function SimplePlaceholderMapper(message, mapName) {
var _this = _super.call(this) || this;
_this.mapName = mapName;
_this.internalToPublic = {};
_this.publicToNextId = {};
_this.publicToInternal = {};
message.nodes.forEach(function (node) { return node.visit(_this); });
return _this;
}
SimplePlaceholderMapper.prototype.toPublicName = function (internalName) {
return this.internalToPublic.hasOwnProperty(internalName) ?
this.internalToPublic[internalName] :
null;
};
SimplePlaceholderMapper.prototype.toInternalName = function (publicName) {
return this.publicToInternal.hasOwnProperty(publicName) ? this.publicToInternal[publicName] :
null;
};
SimplePlaceholderMapper.prototype.visitText = function (text, context) { return null; };
SimplePlaceholderMapper.prototype.visitTagPlaceholder = function (ph, context) {
this.visitPlaceholderName(ph.startName);
_super.prototype.visitTagPlaceholder.call(this, ph, context);
this.visitPlaceholderName(ph.closeName);
};
SimplePlaceholderMapper.prototype.visitPlaceholder = function (ph, context) { this.visitPlaceholderName(ph.name); };
SimplePlaceholderMapper.prototype.visitIcuPlaceholder = function (ph, context) {
this.visitPlaceholderName(ph.name);
};
// XMB placeholders could only contains A-Z, 0-9 and _
SimplePlaceholderMapper.prototype.visitPlaceholderName = function (internalName) {
if (!internalName || this.internalToPublic.hasOwnProperty(internalName)) {
return;
}
var publicName = this.mapName(internalName);
if (this.publicToInternal.hasOwnProperty(publicName)) {
// Create a new XMB when it has already been used
var nextId = this.publicToNextId[publicName];
this.publicToNextId[publicName] = nextId + 1;
publicName = publicName + "_" + nextId;
}
else {
this.publicToNextId[publicName] = 1;
}
this.internalToPublic[internalName] = publicName;
this.publicToInternal[publicName] = internalName;
};
return SimplePlaceholderMapper;
}(i18n.RecurseVisitor));
export { SimplePlaceholderMapper };
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