angular2
Version:
Angular 2 - a web framework for modern web apps
777 lines • 144 kB
JavaScript
'use strict';"use strict";
var __extends = (this && this.__extends) || function (d, b) {
for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
return c > 3 && r && Object.defineProperty(target, key, r), r;
};
var __metadata = (this && this.__metadata) || function (k, v) {
if (typeof Reflect === "object" && typeof Reflect.metadata === "function") return Reflect.metadata(k, v);
};
var __param = (this && this.__param) || function (paramIndex, decorator) {
return function (target, key) { decorator(target, key, paramIndex); }
};
var collection_1 = require('angular2/src/facade/collection');
var lang_1 = require('angular2/src/facade/lang');
var core_1 = require('angular2/core');
var console_1 = require('angular2/src/core/console');
var exceptions_1 = require('angular2/src/facade/exceptions');
var ast_1 = require('./expression_parser/ast');
var parser_1 = require('./expression_parser/parser');
var html_parser_1 = require('./html_parser');
var html_tags_1 = require('./html_tags');
var parse_util_1 = require('./parse_util');
var view_utils_1 = require('angular2/src/core/linker/view_utils');
var template_ast_1 = require('./template_ast');
var selector_1 = require('angular2/src/compiler/selector');
var element_schema_registry_1 = require('angular2/src/compiler/schema/element_schema_registry');
var template_preparser_1 = require('./template_preparser');
var style_url_resolver_1 = require('./style_url_resolver');
var html_ast_1 = require('./html_ast');
var util_1 = require('./util');
var identifiers_1 = require('./identifiers');
var provider_parser_1 = require('./provider_parser');
// Group 1 = "bind-"
// Group 2 = "var-"
// Group 3 = "let-"
// Group 4 = "ref-/#"
// Group 5 = "on-"
// Group 6 = "bindon-"
// Group 7 = the identifier after "bind-", "var-/#", or "on-"
// Group 8 = identifier inside [()]
// Group 9 = identifier inside []
// Group 10 = identifier inside ()
var BIND_NAME_REGEXP = /^(?:(?:(?:(bind-)|(var-)|(let-)|(ref-|#)|(on-)|(bindon-))(.+))|\[\(([^\)]+)\)\]|\[([^\]]+)\]|\(([^\)]+)\))$/g;
var TEMPLATE_ELEMENT = 'template';
var TEMPLATE_ATTR = 'template';
var TEMPLATE_ATTR_PREFIX = '*';
var CLASS_ATTR = 'class';
var PROPERTY_PARTS_SEPARATOR = '.';
var ATTRIBUTE_PREFIX = 'attr';
var CLASS_PREFIX = 'class';
var STYLE_PREFIX = 'style';
var TEXT_CSS_SELECTOR = selector_1.CssSelector.parse('*')[0];
/**
* Provides an array of {@link TemplateAstVisitor}s which will be used to transform
* parsed templates before compilation is invoked, allowing custom expression syntax
* and other advanced transformations.
*
* This is currently an internal-only feature and not meant for general use.
*/
exports.TEMPLATE_TRANSFORMS = lang_1.CONST_EXPR(new core_1.OpaqueToken('TemplateTransforms'));
var TemplateParseError = (function (_super) {
__extends(TemplateParseError, _super);
function TemplateParseError(message, span, level) {
_super.call(this, span, message, level);
}
return TemplateParseError;
}(parse_util_1.ParseError));
exports.TemplateParseError = TemplateParseError;
var TemplateParseResult = (function () {
function TemplateParseResult(templateAst, errors) {
this.templateAst = templateAst;
this.errors = errors;
}
return TemplateParseResult;
}());
exports.TemplateParseResult = TemplateParseResult;
var TemplateParser = (function () {
function TemplateParser(_exprParser, _schemaRegistry, _htmlParser, _console, transforms) {
this._exprParser = _exprParser;
this._schemaRegistry = _schemaRegistry;
this._htmlParser = _htmlParser;
this._console = _console;
this.transforms = transforms;
}
TemplateParser.prototype.parse = function (component, template, directives, pipes, templateUrl) {
var result = this.tryParse(component, template, directives, pipes, templateUrl);
var warnings = result.errors.filter(function (error) { return error.level === parse_util_1.ParseErrorLevel.WARNING; });
var errors = result.errors.filter(function (error) { return error.level === parse_util_1.ParseErrorLevel.FATAL; });
if (warnings.length > 0) {
this._console.warn("Template parse warnings:\n" + warnings.join('\n'));
}
if (errors.length > 0) {
var errorString = errors.join('\n');
throw new exceptions_1.BaseException("Template parse errors:\n" + errorString);
}
return result.templateAst;
};
TemplateParser.prototype.tryParse = function (component, template, directives, pipes, templateUrl) {
var htmlAstWithErrors = this._htmlParser.parse(template, templateUrl);
var errors = htmlAstWithErrors.errors;
var result;
if (htmlAstWithErrors.rootNodes.length > 0) {
var uniqDirectives = removeDuplicates(directives);
var uniqPipes = removeDuplicates(pipes);
var providerViewContext = new provider_parser_1.ProviderViewContext(component, htmlAstWithErrors.rootNodes[0].sourceSpan);
var parseVisitor = new TemplateParseVisitor(providerViewContext, uniqDirectives, uniqPipes, this._exprParser, this._schemaRegistry);
result = html_ast_1.htmlVisitAll(parseVisitor, htmlAstWithErrors.rootNodes, EMPTY_ELEMENT_CONTEXT);
errors = errors.concat(parseVisitor.errors).concat(providerViewContext.errors);
}
else {
result = [];
}
if (errors.length > 0) {
return new TemplateParseResult(result, errors);
}
if (lang_1.isPresent(this.transforms)) {
this.transforms.forEach(function (transform) { result = template_ast_1.templateVisitAll(transform, result); });
}
return new TemplateParseResult(result, errors);
};
TemplateParser = __decorate([
core_1.Injectable(),
__param(4, core_1.Optional()),
__param(4, core_1.Inject(exports.TEMPLATE_TRANSFORMS)),
__metadata('design:paramtypes', [parser_1.Parser, element_schema_registry_1.ElementSchemaRegistry, html_parser_1.HtmlParser, console_1.Console, Array])
], TemplateParser);
return TemplateParser;
}());
exports.TemplateParser = TemplateParser;
var TemplateParseVisitor = (function () {
function TemplateParseVisitor(providerViewContext, directives, pipes, _exprParser, _schemaRegistry) {
var _this = this;
this.providerViewContext = providerViewContext;
this._exprParser = _exprParser;
this._schemaRegistry = _schemaRegistry;
this.errors = [];
this.directivesIndex = new Map();
this.ngContentCount = 0;
this.selectorMatcher = new selector_1.SelectorMatcher();
collection_1.ListWrapper.forEachWithIndex(directives, function (directive, index) {
var selector = selector_1.CssSelector.parse(directive.selector);
_this.selectorMatcher.addSelectables(selector, directive);
_this.directivesIndex.set(directive, index);
});
this.pipesByName = new Map();
pipes.forEach(function (pipe) { return _this.pipesByName.set(pipe.name, pipe); });
}
TemplateParseVisitor.prototype._reportError = function (message, sourceSpan, level) {
if (level === void 0) { level = parse_util_1.ParseErrorLevel.FATAL; }
this.errors.push(new TemplateParseError(message, sourceSpan, level));
};
TemplateParseVisitor.prototype._parseInterpolation = function (value, sourceSpan) {
var sourceInfo = sourceSpan.start.toString();
try {
var ast = this._exprParser.parseInterpolation(value, sourceInfo);
this._checkPipes(ast, sourceSpan);
if (lang_1.isPresent(ast) &&
ast.ast.expressions.length > view_utils_1.MAX_INTERPOLATION_VALUES) {
throw new exceptions_1.BaseException("Only support at most " + view_utils_1.MAX_INTERPOLATION_VALUES + " interpolation values!");
}
return ast;
}
catch (e) {
this._reportError("" + e, sourceSpan);
return this._exprParser.wrapLiteralPrimitive('ERROR', sourceInfo);
}
};
TemplateParseVisitor.prototype._parseAction = function (value, sourceSpan) {
var sourceInfo = sourceSpan.start.toString();
try {
var ast = this._exprParser.parseAction(value, sourceInfo);
this._checkPipes(ast, sourceSpan);
return ast;
}
catch (e) {
this._reportError("" + e, sourceSpan);
return this._exprParser.wrapLiteralPrimitive('ERROR', sourceInfo);
}
};
TemplateParseVisitor.prototype._parseBinding = function (value, sourceSpan) {
var sourceInfo = sourceSpan.start.toString();
try {
var ast = this._exprParser.parseBinding(value, sourceInfo);
this._checkPipes(ast, sourceSpan);
return ast;
}
catch (e) {
this._reportError("" + e, sourceSpan);
return this._exprParser.wrapLiteralPrimitive('ERROR', sourceInfo);
}
};
TemplateParseVisitor.prototype._parseTemplateBindings = function (value, sourceSpan) {
var _this = this;
var sourceInfo = sourceSpan.start.toString();
try {
var bindingsResult = this._exprParser.parseTemplateBindings(value, sourceInfo);
bindingsResult.templateBindings.forEach(function (binding) {
if (lang_1.isPresent(binding.expression)) {
_this._checkPipes(binding.expression, sourceSpan);
}
});
bindingsResult.warnings.forEach(function (warning) { _this._reportError(warning, sourceSpan, parse_util_1.ParseErrorLevel.WARNING); });
return bindingsResult.templateBindings;
}
catch (e) {
this._reportError("" + e, sourceSpan);
return [];
}
};
TemplateParseVisitor.prototype._checkPipes = function (ast, sourceSpan) {
var _this = this;
if (lang_1.isPresent(ast)) {
var collector = new PipeCollector();
ast.visit(collector);
collector.pipes.forEach(function (pipeName) {
if (!_this.pipesByName.has(pipeName)) {
_this._reportError("The pipe '" + pipeName + "' could not be found", sourceSpan);
}
});
}
};
TemplateParseVisitor.prototype.visitExpansion = function (ast, context) { return null; };
TemplateParseVisitor.prototype.visitExpansionCase = function (ast, context) { return null; };
TemplateParseVisitor.prototype.visitText = function (ast, parent) {
var ngContentIndex = parent.findNgContentIndex(TEXT_CSS_SELECTOR);
var expr = this._parseInterpolation(ast.value, ast.sourceSpan);
if (lang_1.isPresent(expr)) {
return new template_ast_1.BoundTextAst(expr, ngContentIndex, ast.sourceSpan);
}
else {
return new template_ast_1.TextAst(ast.value, ngContentIndex, ast.sourceSpan);
}
};
TemplateParseVisitor.prototype.visitAttr = function (ast, contex) {
return new template_ast_1.AttrAst(ast.name, ast.value, ast.sourceSpan);
};
TemplateParseVisitor.prototype.visitComment = function (ast, context) { return null; };
TemplateParseVisitor.prototype.visitElement = function (element, parent) {
var _this = this;
var nodeName = element.name;
var preparsedElement = template_preparser_1.preparseElement(element);
if (preparsedElement.type === template_preparser_1.PreparsedElementType.SCRIPT ||
preparsedElement.type === template_preparser_1.PreparsedElementType.STYLE) {
// Skipping <script> for security reasons
// Skipping <style> as we already processed them
// in the StyleCompiler
return null;
}
if (preparsedElement.type === template_preparser_1.PreparsedElementType.STYLESHEET &&
style_url_resolver_1.isStyleUrlResolvable(preparsedElement.hrefAttr)) {
// Skipping stylesheets with either relative urls or package scheme as we already processed
// them in the StyleCompiler
return null;
}
var matchableAttrs = [];
var elementOrDirectiveProps = [];
var elementOrDirectiveRefs = [];
var elementVars = [];
var events = [];
var templateElementOrDirectiveProps = [];
var templateMatchableAttrs = [];
var templateElementVars = [];
var hasInlineTemplates = false;
var attrs = [];
var lcElName = html_tags_1.splitNsName(nodeName.toLowerCase())[1];
var isTemplateElement = lcElName == TEMPLATE_ELEMENT;
element.attrs.forEach(function (attr) {
var hasBinding = _this._parseAttr(isTemplateElement, attr, matchableAttrs, elementOrDirectiveProps, events, elementOrDirectiveRefs, elementVars);
var hasTemplateBinding = _this._parseInlineTemplateBinding(attr, templateMatchableAttrs, templateElementOrDirectiveProps, templateElementVars);
if (!hasBinding && !hasTemplateBinding) {
// don't include the bindings as attributes as well in the AST
attrs.push(_this.visitAttr(attr, null));
matchableAttrs.push([attr.name, attr.value]);
}
if (hasTemplateBinding) {
hasInlineTemplates = true;
}
});
var elementCssSelector = createElementCssSelector(nodeName, matchableAttrs);
var directiveMetas = this._parseDirectives(this.selectorMatcher, elementCssSelector);
var references = [];
var directiveAsts = this._createDirectiveAsts(isTemplateElement, element.name, directiveMetas, elementOrDirectiveProps, elementOrDirectiveRefs, element.sourceSpan, references);
var elementProps = this._createElementPropertyAsts(element.name, elementOrDirectiveProps, directiveAsts);
var isViewRoot = parent.isTemplateElement || hasInlineTemplates;
var providerContext = new provider_parser_1.ProviderElementContext(this.providerViewContext, parent.providerContext, isViewRoot, directiveAsts, attrs, references, element.sourceSpan);
var children = html_ast_1.htmlVisitAll(preparsedElement.nonBindable ? NON_BINDABLE_VISITOR : this, element.children, ElementContext.create(isTemplateElement, directiveAsts, isTemplateElement ? parent.providerContext : providerContext));
providerContext.afterElement();
// Override the actual selector when the `ngProjectAs` attribute is provided
var projectionSelector = lang_1.isPresent(preparsedElement.projectAs) ?
selector_1.CssSelector.parse(preparsedElement.projectAs)[0] :
elementCssSelector;
var ngContentIndex = parent.findNgContentIndex(projectionSelector);
var parsedElement;
if (preparsedElement.type === template_preparser_1.PreparsedElementType.NG_CONTENT) {
if (lang_1.isPresent(element.children) && element.children.length > 0) {
this._reportError("<ng-content> element cannot have content. <ng-content> must be immediately followed by </ng-content>", element.sourceSpan);
}
parsedElement = new template_ast_1.NgContentAst(this.ngContentCount++, hasInlineTemplates ? null : ngContentIndex, element.sourceSpan);
}
else if (isTemplateElement) {
this._assertAllEventsPublishedByDirectives(directiveAsts, events);
this._assertNoComponentsNorElementBindingsOnTemplate(directiveAsts, elementProps, element.sourceSpan);
parsedElement = new template_ast_1.EmbeddedTemplateAst(attrs, events, references, elementVars, providerContext.transformedDirectiveAsts, providerContext.transformProviders, providerContext.transformedHasViewContainer, children, hasInlineTemplates ? null : ngContentIndex, element.sourceSpan);
}
else {
this._assertOnlyOneComponent(directiveAsts, element.sourceSpan);
var ngContentIndex_1 = hasInlineTemplates ? null : parent.findNgContentIndex(projectionSelector);
parsedElement = new template_ast_1.ElementAst(nodeName, attrs, elementProps, events, references, providerContext.transformedDirectiveAsts, providerContext.transformProviders, providerContext.transformedHasViewContainer, children, hasInlineTemplates ? null : ngContentIndex_1, element.sourceSpan);
}
if (hasInlineTemplates) {
var templateCssSelector = createElementCssSelector(TEMPLATE_ELEMENT, templateMatchableAttrs);
var templateDirectiveMetas = this._parseDirectives(this.selectorMatcher, templateCssSelector);
var templateDirectiveAsts = this._createDirectiveAsts(true, element.name, templateDirectiveMetas, templateElementOrDirectiveProps, [], element.sourceSpan, []);
var templateElementProps = this._createElementPropertyAsts(element.name, templateElementOrDirectiveProps, templateDirectiveAsts);
this._assertNoComponentsNorElementBindingsOnTemplate(templateDirectiveAsts, templateElementProps, element.sourceSpan);
var templateProviderContext = new provider_parser_1.ProviderElementContext(this.providerViewContext, parent.providerContext, parent.isTemplateElement, templateDirectiveAsts, [], [], element.sourceSpan);
templateProviderContext.afterElement();
parsedElement = new template_ast_1.EmbeddedTemplateAst([], [], [], templateElementVars, templateProviderContext.transformedDirectiveAsts, templateProviderContext.transformProviders, templateProviderContext.transformedHasViewContainer, [parsedElement], ngContentIndex, element.sourceSpan);
}
return parsedElement;
};
TemplateParseVisitor.prototype._parseInlineTemplateBinding = function (attr, targetMatchableAttrs, targetProps, targetVars) {
var templateBindingsSource = null;
if (attr.name == TEMPLATE_ATTR) {
templateBindingsSource = attr.value;
}
else if (attr.name.startsWith(TEMPLATE_ATTR_PREFIX)) {
var key = attr.name.substring(TEMPLATE_ATTR_PREFIX.length); // remove the star
templateBindingsSource = (attr.value.length == 0) ? key : key + ' ' + attr.value;
}
if (lang_1.isPresent(templateBindingsSource)) {
var bindings = this._parseTemplateBindings(templateBindingsSource, attr.sourceSpan);
for (var i = 0; i < bindings.length; i++) {
var binding = bindings[i];
if (binding.keyIsVar) {
targetVars.push(new template_ast_1.VariableAst(binding.key, binding.name, attr.sourceSpan));
}
else if (lang_1.isPresent(binding.expression)) {
this._parsePropertyAst(binding.key, binding.expression, attr.sourceSpan, targetMatchableAttrs, targetProps);
}
else {
targetMatchableAttrs.push([binding.key, '']);
this._parseLiteralAttr(binding.key, null, attr.sourceSpan, targetProps);
}
}
return true;
}
return false;
};
TemplateParseVisitor.prototype._parseAttr = function (isTemplateElement, attr, targetMatchableAttrs, targetProps, targetEvents, targetRefs, targetVars) {
var attrName = this._normalizeAttributeName(attr.name);
var attrValue = attr.value;
var bindParts = lang_1.RegExpWrapper.firstMatch(BIND_NAME_REGEXP, attrName);
var hasBinding = false;
if (lang_1.isPresent(bindParts)) {
hasBinding = true;
if (lang_1.isPresent(bindParts[1])) {
this._parseProperty(bindParts[7], attrValue, attr.sourceSpan, targetMatchableAttrs, targetProps);
}
else if (lang_1.isPresent(bindParts[2])) {
var identifier = bindParts[7];
if (isTemplateElement) {
this._reportError("\"var-\" on <template> elements is deprecated. Use \"let-\" instead!", attr.sourceSpan, parse_util_1.ParseErrorLevel.WARNING);
this._parseVariable(identifier, attrValue, attr.sourceSpan, targetVars);
}
else {
this._reportError("\"var-\" on non <template> elements is deprecated. Use \"ref-\" instead!", attr.sourceSpan, parse_util_1.ParseErrorLevel.WARNING);
this._parseReference(identifier, attrValue, attr.sourceSpan, targetRefs);
}
}
else if (lang_1.isPresent(bindParts[3])) {
if (isTemplateElement) {
var identifier = bindParts[7];
this._parseVariable(identifier, attrValue, attr.sourceSpan, targetVars);
}
else {
this._reportError("\"let-\" is only supported on template elements.", attr.sourceSpan);
}
}
else if (lang_1.isPresent(bindParts[4])) {
var identifier = bindParts[7];
this._parseReference(identifier, attrValue, attr.sourceSpan, targetRefs);
}
else if (lang_1.isPresent(bindParts[5])) {
this._parseEvent(bindParts[7], attrValue, attr.sourceSpan, targetMatchableAttrs, targetEvents);
}
else if (lang_1.isPresent(bindParts[6])) {
this._parseProperty(bindParts[7], attrValue, attr.sourceSpan, targetMatchableAttrs, targetProps);
this._parseAssignmentEvent(bindParts[7], attrValue, attr.sourceSpan, targetMatchableAttrs, targetEvents);
}
else if (lang_1.isPresent(bindParts[8])) {
this._parseProperty(bindParts[8], attrValue, attr.sourceSpan, targetMatchableAttrs, targetProps);
this._parseAssignmentEvent(bindParts[8], attrValue, attr.sourceSpan, targetMatchableAttrs, targetEvents);
}
else if (lang_1.isPresent(bindParts[9])) {
this._parseProperty(bindParts[9], attrValue, attr.sourceSpan, targetMatchableAttrs, targetProps);
}
else if (lang_1.isPresent(bindParts[10])) {
this._parseEvent(bindParts[10], attrValue, attr.sourceSpan, targetMatchableAttrs, targetEvents);
}
}
else {
hasBinding = this._parsePropertyInterpolation(attrName, attrValue, attr.sourceSpan, targetMatchableAttrs, targetProps);
}
if (!hasBinding) {
this._parseLiteralAttr(attrName, attrValue, attr.sourceSpan, targetProps);
}
return hasBinding;
};
TemplateParseVisitor.prototype._normalizeAttributeName = function (attrName) {
return attrName.toLowerCase().startsWith('data-') ? attrName.substring(5) : attrName;
};
TemplateParseVisitor.prototype._parseVariable = function (identifier, value, sourceSpan, targetVars) {
if (identifier.indexOf('-') > -1) {
this._reportError("\"-\" is not allowed in variable names", sourceSpan);
}
targetVars.push(new template_ast_1.VariableAst(identifier, value, sourceSpan));
};
TemplateParseVisitor.prototype._parseReference = function (identifier, value, sourceSpan, targetRefs) {
if (identifier.indexOf('-') > -1) {
this._reportError("\"-\" is not allowed in reference names", sourceSpan);
}
targetRefs.push(new ElementOrDirectiveRef(identifier, value, sourceSpan));
};
TemplateParseVisitor.prototype._parseProperty = function (name, expression, sourceSpan, targetMatchableAttrs, targetProps) {
this._parsePropertyAst(name, this._parseBinding(expression, sourceSpan), sourceSpan, targetMatchableAttrs, targetProps);
};
TemplateParseVisitor.prototype._parsePropertyInterpolation = function (name, value, sourceSpan, targetMatchableAttrs, targetProps) {
var expr = this._parseInterpolation(value, sourceSpan);
if (lang_1.isPresent(expr)) {
this._parsePropertyAst(name, expr, sourceSpan, targetMatchableAttrs, targetProps);
return true;
}
return false;
};
TemplateParseVisitor.prototype._parsePropertyAst = function (name, ast, sourceSpan, targetMatchableAttrs, targetProps) {
targetMatchableAttrs.push([name, ast.source]);
targetProps.push(new BoundElementOrDirectiveProperty(name, ast, false, sourceSpan));
};
TemplateParseVisitor.prototype._parseAssignmentEvent = function (name, expression, sourceSpan, targetMatchableAttrs, targetEvents) {
this._parseEvent(name + "Change", expression + "=$event", sourceSpan, targetMatchableAttrs, targetEvents);
};
TemplateParseVisitor.prototype._parseEvent = function (name, expression, sourceSpan, targetMatchableAttrs, targetEvents) {
// long format: 'target: eventName'
var parts = util_1.splitAtColon(name, [null, name]);
var target = parts[0];
var eventName = parts[1];
var ast = this._parseAction(expression, sourceSpan);
targetMatchableAttrs.push([name, ast.source]);
targetEvents.push(new template_ast_1.BoundEventAst(eventName, target, ast, sourceSpan));
// Don't detect directives for event names for now,
// so don't add the event name to the matchableAttrs
};
TemplateParseVisitor.prototype._parseLiteralAttr = function (name, value, sourceSpan, targetProps) {
targetProps.push(new BoundElementOrDirectiveProperty(name, this._exprParser.wrapLiteralPrimitive(value, ''), true, sourceSpan));
};
TemplateParseVisitor.prototype._parseDirectives = function (selectorMatcher, elementCssSelector) {
var _this = this;
// Need to sort the directives so that we get consistent results throughout,
// as selectorMatcher uses Maps inside.
// Also dedupe directives as they might match more than one time!
var directives = collection_1.ListWrapper.createFixedSize(this.directivesIndex.size);
selectorMatcher.match(elementCssSelector, function (selector, directive) {
directives[_this.directivesIndex.get(directive)] = directive;
});
return directives.filter(function (dir) { return lang_1.isPresent(dir); });
};
TemplateParseVisitor.prototype._createDirectiveAsts = function (isTemplateElement, elementName, directives, props, elementOrDirectiveRefs, sourceSpan, targetReferences) {
var _this = this;
var matchedReferences = new Set();
var component = null;
var directiveAsts = directives.map(function (directive) {
if (directive.isComponent) {
component = directive;
}
var hostProperties = [];
var hostEvents = [];
var directiveProperties = [];
_this._createDirectiveHostPropertyAsts(elementName, directive.hostProperties, sourceSpan, hostProperties);
_this._createDirectiveHostEventAsts(directive.hostListeners, sourceSpan, hostEvents);
_this._createDirectivePropertyAsts(directive.inputs, props, directiveProperties);
elementOrDirectiveRefs.forEach(function (elOrDirRef) {
if ((elOrDirRef.value.length === 0 && directive.isComponent) ||
(directive.exportAs == elOrDirRef.value)) {
targetReferences.push(new template_ast_1.ReferenceAst(elOrDirRef.name, identifiers_1.identifierToken(directive.type), elOrDirRef.sourceSpan));
matchedReferences.add(elOrDirRef.name);
}
});
return new template_ast_1.DirectiveAst(directive, directiveProperties, hostProperties, hostEvents, sourceSpan);
});
elementOrDirectiveRefs.forEach(function (elOrDirRef) {
if (elOrDirRef.value.length > 0) {
if (!collection_1.SetWrapper.has(matchedReferences, elOrDirRef.name)) {
_this._reportError("There is no directive with \"exportAs\" set to \"" + elOrDirRef.value + "\"", elOrDirRef.sourceSpan);
}
;
}
else if (lang_1.isBlank(component)) {
var refToken = null;
if (isTemplateElement) {
refToken = identifiers_1.identifierToken(identifiers_1.Identifiers.TemplateRef);
}
targetReferences.push(new template_ast_1.ReferenceAst(elOrDirRef.name, refToken, elOrDirRef.sourceSpan));
}
});
return directiveAsts;
};
TemplateParseVisitor.prototype._createDirectiveHostPropertyAsts = function (elementName, hostProps, sourceSpan, targetPropertyAsts) {
var _this = this;
if (lang_1.isPresent(hostProps)) {
collection_1.StringMapWrapper.forEach(hostProps, function (expression, propName) {
var exprAst = _this._parseBinding(expression, sourceSpan);
targetPropertyAsts.push(_this._createElementPropertyAst(elementName, propName, exprAst, sourceSpan));
});
}
};
TemplateParseVisitor.prototype._createDirectiveHostEventAsts = function (hostListeners, sourceSpan, targetEventAsts) {
var _this = this;
if (lang_1.isPresent(hostListeners)) {
collection_1.StringMapWrapper.forEach(hostListeners, function (expression, propName) {
_this._parseEvent(propName, expression, sourceSpan, [], targetEventAsts);
});
}
};
TemplateParseVisitor.prototype._createDirectivePropertyAsts = function (directiveProperties, boundProps, targetBoundDirectiveProps) {
if (lang_1.isPresent(directiveProperties)) {
var boundPropsByName = new Map();
boundProps.forEach(function (boundProp) {
var prevValue = boundPropsByName.get(boundProp.name);
if (lang_1.isBlank(prevValue) || prevValue.isLiteral) {
// give [a]="b" a higher precedence than a="b" on the same element
boundPropsByName.set(boundProp.name, boundProp);
}
});
collection_1.StringMapWrapper.forEach(directiveProperties, function (elProp, dirProp) {
var boundProp = boundPropsByName.get(elProp);
// Bindings are optional, so this binding only needs to be set up if an expression is given.
if (lang_1.isPresent(boundProp)) {
targetBoundDirectiveProps.push(new template_ast_1.BoundDirectivePropertyAst(dirProp, boundProp.name, boundProp.expression, boundProp.sourceSpan));
}
});
}
};
TemplateParseVisitor.prototype._createElementPropertyAsts = function (elementName, props, directives) {
var _this = this;
var boundElementProps = [];
var boundDirectivePropsIndex = new Map();
directives.forEach(function (directive) {
directive.inputs.forEach(function (prop) {
boundDirectivePropsIndex.set(prop.templateName, prop);
});
});
props.forEach(function (prop) {
if (!prop.isLiteral && lang_1.isBlank(boundDirectivePropsIndex.get(prop.name))) {
boundElementProps.push(_this._createElementPropertyAst(elementName, prop.name, prop.expression, prop.sourceSpan));
}
});
return boundElementProps;
};
TemplateParseVisitor.prototype._createElementPropertyAst = function (elementName, name, ast, sourceSpan) {
var unit = null;
var bindingType;
var boundPropertyName;
var parts = name.split(PROPERTY_PARTS_SEPARATOR);
if (parts.length === 1) {
boundPropertyName = this._schemaRegistry.getMappedPropName(parts[0]);
bindingType = template_ast_1.PropertyBindingType.Property;
if (!this._schemaRegistry.hasProperty(elementName, boundPropertyName)) {
this._reportError("Can't bind to '" + boundPropertyName + "' since it isn't a known native property", sourceSpan);
}
}
else {
if (parts[0] == ATTRIBUTE_PREFIX) {
boundPropertyName = parts[1];
var nsSeparatorIdx = boundPropertyName.indexOf(':');
if (nsSeparatorIdx > -1) {
var ns = boundPropertyName.substring(0, nsSeparatorIdx);
var name_1 = boundPropertyName.substring(nsSeparatorIdx + 1);
boundPropertyName = html_tags_1.mergeNsAndName(ns, name_1);
}
bindingType = template_ast_1.PropertyBindingType.Attribute;
}
else if (parts[0] == CLASS_PREFIX) {
boundPropertyName = parts[1];
bindingType = template_ast_1.PropertyBindingType.Class;
}
else if (parts[0] == STYLE_PREFIX) {
unit = parts.length > 2 ? parts[2] : null;
boundPropertyName = parts[1];
bindingType = template_ast_1.PropertyBindingType.Style;
}
else {
this._reportError("Invalid property name '" + name + "'", sourceSpan);
bindingType = null;
}
}
return new template_ast_1.BoundElementPropertyAst(boundPropertyName, bindingType, ast, unit, sourceSpan);
};
TemplateParseVisitor.prototype._findComponentDirectiveNames = function (directives) {
var componentTypeNames = [];
directives.forEach(function (directive) {
var typeName = directive.directive.type.name;
if (directive.directive.isComponent) {
componentTypeNames.push(typeName);
}
});
return componentTypeNames;
};
TemplateParseVisitor.prototype._assertOnlyOneComponent = function (directives, sourceSpan) {
var componentTypeNames = this._findComponentDirectiveNames(directives);
if (componentTypeNames.length > 1) {
this._reportError("More than one component: " + componentTypeNames.join(','), sourceSpan);
}
};
TemplateParseVisitor.prototype._assertNoComponentsNorElementBindingsOnTemplate = function (directives, elementProps, sourceSpan) {
var _this = this;
var componentTypeNames = this._findComponentDirectiveNames(directives);
if (componentTypeNames.length > 0) {
this._reportError("Components on an embedded template: " + componentTypeNames.join(','), sourceSpan);
}
elementProps.forEach(function (prop) {
_this._reportError("Property binding " + prop.name + " not used by any directive on an embedded template", sourceSpan);
});
};
TemplateParseVisitor.prototype._assertAllEventsPublishedByDirectives = function (directives, events) {
var _this = this;
var allDirectiveEvents = new Set();
directives.forEach(function (directive) {
collection_1.StringMapWrapper.forEach(directive.directive.outputs, function (eventName, _) { allDirectiveEvents.add(eventName); });
});
events.forEach(function (event) {
if (lang_1.isPresent(event.target) || !collection_1.SetWrapper.has(allDirectiveEvents, event.name)) {
_this._reportError("Event binding " + event.fullName + " not emitted by any directive on an embedded template", event.sourceSpan);
}
});
};
return TemplateParseVisitor;
}());
var NonBindableVisitor = (function () {
function NonBindableVisitor() {
}
NonBindableVisitor.prototype.visitElement = function (ast, parent) {
var preparsedElement = template_preparser_1.preparseElement(ast);
if (preparsedElement.type === template_preparser_1.PreparsedElementType.SCRIPT ||
preparsedElement.type === template_preparser_1.PreparsedElementType.STYLE ||
preparsedElement.type === template_preparser_1.PreparsedElementType.STYLESHEET) {
// Skipping <script> for security reasons
// Skipping <style> and stylesheets as we already processed them
// in the StyleCompiler
return null;
}
var attrNameAndValues = ast.attrs.map(function (attrAst) { return [attrAst.name, attrAst.value]; });
var selector = createElementCssSelector(ast.name, attrNameAndValues);
var ngContentIndex = parent.findNgContentIndex(selector);
var children = html_ast_1.htmlVisitAll(this, ast.children, EMPTY_ELEMENT_CONTEXT);
return new template_ast_1.ElementAst(ast.name, html_ast_1.htmlVisitAll(this, ast.attrs), [], [], [], [], [], false, children, ngContentIndex, ast.sourceSpan);
};
NonBindableVisitor.prototype.visitComment = function (ast, context) { return null; };
NonBindableVisitor.prototype.visitAttr = function (ast, context) {
return new template_ast_1.AttrAst(ast.name, ast.value, ast.sourceSpan);
};
NonBindableVisitor.prototype.visitText = function (ast, parent) {
var ngContentIndex = parent.findNgContentIndex(TEXT_CSS_SELECTOR);
return new template_ast_1.TextAst(ast.value, ngContentIndex, ast.sourceSpan);
};
NonBindableVisitor.prototype.visitExpansion = function (ast, context) { return ast; };
NonBindableVisitor.prototype.visitExpansionCase = function (ast, context) { return ast; };
return NonBindableVisitor;
}());
var BoundElementOrDirectiveProperty = (function () {
function BoundElementOrDirectiveProperty(name, expression, isLiteral, sourceSpan) {
this.name = name;
this.expression = expression;
this.isLiteral = isLiteral;
this.sourceSpan = sourceSpan;
}
return BoundElementOrDirectiveProperty;
}());
var ElementOrDirectiveRef = (function () {
function ElementOrDirectiveRef(name, value, sourceSpan) {
this.name = name;
this.value = value;
this.sourceSpan = sourceSpan;
}
return ElementOrDirectiveRef;
}());
function splitClasses(classAttrValue) {
return lang_1.StringWrapper.split(classAttrValue.trim(), /\s+/g);
}
exports.splitClasses = splitClasses;
var ElementContext = (function () {
function ElementContext(isTemplateElement, _ngContentIndexMatcher, _wildcardNgContentIndex, providerContext) {
this.isTemplateElement = isTemplateElement;
this._ngContentIndexMatcher = _ngContentIndexMatcher;
this._wildcardNgContentIndex = _wildcardNgContentIndex;
this.providerContext = providerContext;
}
ElementContext.create = function (isTemplateElement, directives, providerContext) {
var matcher = new selector_1.SelectorMatcher();
var wildcardNgContentIndex = null;
if (directives.length > 0 && directives[0].directive.isComponent) {
var ngContentSelectors = directives[0].directive.template.ngContentSelectors;
for (var i = 0; i < ngContentSelectors.length; i++) {
var selector = ngContentSelectors[i];
if (lang_1.StringWrapper.equals(selector, '*')) {
wildcardNgContentIndex = i;
}
else {
matcher.addSelectables(selector_1.CssSelector.parse(ngContentSelectors[i]), i);
}
}
}
return new ElementContext(isTemplateElement, matcher, wildcardNgContentIndex, providerContext);
};
ElementContext.prototype.findNgContentIndex = function (selector) {
var ngContentIndices = [];
this._ngContentIndexMatcher.match(selector, function (selector, ngContentIndex) { ngContentIndices.push(ngContentIndex); });
collection_1.ListWrapper.sort(ngContentIndices);
if (lang_1.isPresent(this._wildcardNgContentIndex)) {
ngContentIndices.push(this._wildcardNgContentIndex);
}
return ngContentIndices.length > 0 ? ngContentIndices[0] : null;
};
return ElementContext;
}());
function createElementCssSelector(elementName, matchableAttrs) {
var cssSelector = new selector_1.CssSelector();
var elNameNoNs = html_tags_1.splitNsName(elementName)[1];
cssSelector.setElement(elNameNoNs);
for (var i = 0; i < matchableAttrs.length; i++) {
var attrName = matchableAttrs[i][0];
var attrNameNoNs = html_tags_1.splitNsName(attrName)[1];
var attrValue = matchableAttrs[i][1];
cssSelector.addAttribute(attrNameNoNs, attrValue);
if (attrName.toLowerCase() == CLASS_ATTR) {
var classes = splitClasses(attrValue);
classes.forEach(function (className) { return cssSelector.addClassName(className); });
}
}
return cssSelector;
}
var EMPTY_ELEMENT_CONTEXT = new ElementContext(true, new selector_1.SelectorMatcher(), null, null);
var NON_BINDABLE_VISITOR = new NonBindableVisitor();
var PipeCollector = (function (_super) {
__extends(PipeCollector, _super);
function PipeCollector() {
_super.apply(this, arguments);
this.pipes = new Set();
}
PipeCollector.prototype.visitPipe = function (ast, context) {
this.pipes.add(ast.name);
ast.exp.visit(this);
this.visitAll(ast.args, context);
return null;
};
return PipeCollector;
}(ast_1.RecursiveAstVisitor));
exports.PipeCollector = PipeCollector;
function removeDuplicates(items) {
var res = [];
items.forEach(function (item) {
var hasMatch = res.filter(function (r) { return r.type.name == item.type.name && r.type.moduleUrl == item.type.moduleUrl &&
r.type.runtime == item.type.runtime; })
.length > 0;
if (!hasMatch) {
res.push(item);
}
});
return res;
}
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