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feat(i18n): xtb serializer

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This commit is contained in:
Victor Berchet
2016-07-21 13:56:58 -07:00
parent 1b77604ee2
commit 0eee1d5de3
71 changed files with 3152 additions and 4240 deletions
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8
modules/@angular/compiler-cli/src/codegen.ts
View File

@ -84,14 +84,14 @@ export class CodeGenerator {
}
codegen(): Promise<any> {
let filePaths =
const filePaths =
this.program.getSourceFiles().map(sf => sf.fileName).filter(f => !GENERATED_FILES.test(f));
let fileMetas = filePaths.map((filePath) => this.readFileMetadata(filePath));
let ngModules = fileMetas.reduce((ngModules, fileMeta) => {
const fileMetas = filePaths.map((filePath) => this.readFileMetadata(filePath));
const ngModules = fileMetas.reduce((ngModules, fileMeta) => {
ngModules.push(...fileMeta.ngModules);
return ngModules;
}, <StaticSymbol[]>[]);
let analyzedNgModules = this.compiler.analyzeModules(ngModules);
const analyzedNgModules = this.compiler.analyzeModules(ngModules);
return Promise
.all(fileMetas.map(
(fileMeta) => this.compiler

19
modules/@angular/compiler-cli/src/compiler_private.ts
View File

@ -20,25 +20,12 @@ export var CompileMetadataResolver: typeof _c.CompileMetadataResolver = _c.Compi
export type HtmlParser = _c.HtmlParser;
export var HtmlParser: typeof _c.HtmlParser = _c.HtmlParser;
export type I18nHtmlParser = _c.I18nHtmlParser;
export var I18nHtmlParser: typeof _c.I18nHtmlParser = _c.I18nHtmlParser;
export type MessageExtractor = _c.MessageExtractor;
export var MessageExtractor: typeof _c.MessageExtractor = _c.MessageExtractor;
export type ExtractionResult = _c.ExtractionResult;
export var ExtractionResult: typeof _c.ExtractionResult = _c.ExtractionResult;
export type Message = _c.Message;
export var Message: typeof _c.Message = _c.Message;
export var removeDuplicates: typeof _c.removeDuplicates = _c.removeDuplicates;
export var serializeXmb: typeof _c.serializeXmb = _c.serializeXmb;
export var deserializeXmb: typeof _c.deserializeXmb = _c.deserializeXmb;
export type ParseError = _c.ParseError;
export var ParseError: typeof _c.ParseError = _c.ParseError;
export type InterpolationConfig = _c.InterpolationConfig;
export var InterpolationConfig: typeof _c.InterpolationConfig = _c.InterpolationConfig;
export type DirectiveNormalizer = _c.DirectiveNormalizer;
export var DirectiveNormalizer: typeof _c.DirectiveNormalizer = _c.DirectiveNormalizer;

195
modules/@angular/compiler-cli/src/extract_i18n.ts
View File

@ -10,121 +10,124 @@
/**
* Extract i18n messages from source code
*
* TODO(vicb): factorize code with the CodeGenerator
*/
// Must be imported first, because angular2 decorators throws on load.
import 'reflect-metadata';
import * as compiler from '@angular/compiler';
import {ComponentMetadata, NgModuleMetadata, ViewEncapsulation} from '@angular/core';
import * as path from 'path';
import * as ts from 'typescript';
import * as tsc from '@angular/tsc-wrapped';
import * as path from 'path';
import * as compiler from '@angular/compiler';
import {ViewEncapsulation} from '@angular/core';
import {StaticReflector} from './static_reflector';
import {CompileMetadataResolver, HtmlParser, DirectiveNormalizer, Lexer, Parser, DomElementSchemaRegistry, TypeScriptEmitter, MessageExtractor, removeDuplicates, ExtractionResult, Message, ParseError, serializeXmb,} from './compiler_private';
import {CompileMetadataResolver, DirectiveNormalizer, DomElementSchemaRegistry, HtmlParser, Lexer, NgModuleCompiler, Parser, StyleCompiler, TemplateParser, TypeScriptEmitter, ViewCompiler, ParseError} from './compiler_private';
import {Console} from './core_private';
import {ReflectorHost} from './reflector_host';
import {ReflectorHost, ReflectorHostContext} from './reflector_host';
import {StaticAndDynamicReflectionCapabilities} from './static_reflection_capabilities';
import {StaticReflector, StaticSymbol} from './static_reflector';
function extract(
ngOptions: tsc.AngularCompilerOptions, program: ts.Program, host: ts.CompilerHost) {
return Extractor.create(ngOptions, program, host).extract();
const extractor = Extractor.create(ngOptions, program, host);
const bundlePromise: Promise<compiler.i18n.MessageBundle> = extractor.extract();
return (bundlePromise).then(messageBundle => {
const serializer = new compiler.i18n.Xmb();
const dstPath = path.join(ngOptions.genDir, 'messages.xmb');
host.writeFile(dstPath, messageBundle.write(serializer), false);
});
}
const _dirPaths = new Map<compiler.CompileDirectiveMetadata, string>();
const GENERATED_FILES = /\.ngfactory\.ts$|\.css\.ts$|\.css\.shim\.ts$/;
const _GENERATED_FILES = /\.ngfactory\.ts$|\.css\.ts$|\.css\.shim\.ts$/;
class Extractor {
export class Extractor {
constructor(
private _options: tsc.AngularCompilerOptions, private _program: ts.Program,
public host: ts.CompilerHost, private staticReflector: StaticReflector,
private _resolver: CompileMetadataResolver, private _normalizer: DirectiveNormalizer,
private _reflectorHost: ReflectorHost, private _extractor: MessageExtractor) {}
private program: ts.Program, public host: ts.CompilerHost,
private staticReflector: StaticReflector, private messageBundle: compiler.i18n.MessageBundle,
private reflectorHost: ReflectorHost, private metadataResolver: CompileMetadataResolver,
private directiveNormalizer: DirectiveNormalizer,
private compiler: compiler.OfflineCompiler) {}
private _extractCmpMessages(components: compiler.CompileDirectiveMetadata[]): ExtractionResult {
if (!components || !components.length) {
return null;
}
let messages: Message[] = [];
let errors: ParseError[] = [];
components.forEach(metadata => {
let url = _dirPaths.get(metadata);
let result = this._extractor.extract(metadata.template.template, url);
errors = errors.concat(result.errors);
messages = messages.concat(result.messages);
});
// Extraction Result might contain duplicate messages at this point
return new ExtractionResult(messages, errors);
}
private _readComponents(absSourcePath: string): Promise<compiler.CompileDirectiveMetadata>[] {
const result: Promise<compiler.CompileDirectiveMetadata>[] = [];
const metadata = this.staticReflector.getModuleMetadata(absSourcePath);
if (!metadata) {
private readFileMetadata(absSourcePath: string): FileMetadata {
const moduleMetadata = this.staticReflector.getModuleMetadata(absSourcePath);
const result: FileMetadata = {components: [], ngModules: [], fileUrl: absSourcePath};
if (!moduleMetadata) {
console.log(`WARNING: no metadata found for ${absSourcePath}`);
return result;
}
const symbols = Object.keys(metadata['metadata']);
const metadata = moduleMetadata['metadata'];
const symbols = metadata && Object.keys(metadata);
if (!symbols || !symbols.length) {
return result;
}
for (const symbol of symbols) {
const staticType = this._reflectorHost.findDeclaration(absSourcePath, symbol, absSourcePath);
let directive: compiler.CompileDirectiveMetadata;
directive = this._resolver.getDirectiveMetadata(<any>staticType, false);
if (directive && directive.isComponent) {
let promise = this._normalizer.normalizeDirective(directive).asyncResult;
promise.then(md => _dirPaths.set(md, absSourcePath));
result.push(promise);
if (metadata[symbol] && metadata[symbol].__symbolic == 'error') {
// Ignore symbols that are only included to record error information.
continue;
}
const staticType = this.reflectorHost.findDeclaration(absSourcePath, symbol, absSourcePath);
const annotations = this.staticReflector.annotations(staticType);
annotations.forEach((annotation) => {
if (annotation instanceof NgModuleMetadata) {
result.ngModules.push(staticType);
} else if (annotation instanceof ComponentMetadata) {
result.components.push(staticType);
}
});
}
return result;
}
extract(): Promise<any> {
_dirPaths.clear();
extract(): Promise<compiler.i18n.MessageBundle> {
const filePaths =
this.program.getSourceFiles().map(sf => sf.fileName).filter(f => !GENERATED_FILES.test(f));
const fileMetas = filePaths.map((filePath) => this.readFileMetadata(filePath));
const ngModules = fileMetas.reduce((ngModules, fileMeta) => {
ngModules.push(...fileMeta.ngModules);
return ngModules;
}, <StaticSymbol[]>[]);
const analyzedNgModules = this.compiler.analyzeModules(ngModules);
const errors: ParseError[] = [];
const promises = this._program.getSourceFiles()
.map(sf => sf.fileName)
.filter(f => !_GENERATED_FILES.test(f))
.map(
(absSourcePath: string): Promise<any> =>
Promise.all(this._readComponents(absSourcePath))
.then(metadatas => this._extractCmpMessages(metadatas))
.catch(e => console.error(e.stack)));
let bundlePromise =
Promise
.all(fileMetas.map((fileMeta) => {
const url = fileMeta.fileUrl;
return Promise.all(fileMeta.components.map(compType => {
const compMeta = this.metadataResolver.getDirectiveMetadata(<any>compType);
const ngModule = analyzedNgModules.ngModuleByComponent.get(compType);
if (!ngModule) {
throw new Error(
`Cannot determine the module for component ${compMeta.type.name}!`);
}
return Promise
.all([compMeta, ...ngModule.transitiveModule.directives].map(
dirMeta =>
this.directiveNormalizer.normalizeDirective(dirMeta).asyncResult))
.then((normalizedCompWithDirectives) => {
const compMeta = normalizedCompWithDirectives[0];
const html = compMeta.template.template;
const interpolationConfig =
compiler.InterpolationConfig.fromArray(compMeta.template.interpolation);
errors.push(
...this.messageBundle.updateFromTemplate(html, url, interpolationConfig));
});
}));
}))
.then(_ => this.messageBundle)
.catch((e) => { console.error(e.stack); });
let messages: Message[] = [];
let errors: ParseError[] = [];
if (errors.length) {
throw new Error(errors.map(e => e.toString()).join('\n'));
}
return Promise.all(promises).then(extractionResults => {
extractionResults.filter(result => !!result).forEach(result => {
messages = messages.concat(result.messages);
errors = errors.concat(result.errors);
});
if (errors.length) {
throw new Error(errors.map(e => e.toString()).join('\n'));
}
messages = removeDuplicates(messages);
let genPath = path.join(this._options.genDir, 'messages.xmb');
let msgBundle = serializeXmb(messages);
this.host.writeFile(genPath, msgBundle, false);
});
return bundlePromise;
}
static create(
options: tsc.AngularCompilerOptions, program: ts.Program,
compilerHost: ts.CompilerHost): Extractor {
options: tsc.AngularCompilerOptions, program: ts.Program, compilerHost: ts.CompilerHost,
reflectorHostContext?: ReflectorHostContext): Extractor {
const xhr: compiler.XHR = {
get: (s: string) => {
if (!compilerHost.fileExists(s)) {
@ -134,35 +137,49 @@ class Extractor {
return Promise.resolve(compilerHost.readFile(s));
}
};
const urlResolver: compiler.UrlResolver = compiler.createOfflineCompileUrlResolver();
const reflectorHost = new ReflectorHost(program, compilerHost, options);
const reflectorHost = new ReflectorHost(program, compilerHost, options, reflectorHostContext);
const staticReflector = new StaticReflector(reflectorHost);
StaticAndDynamicReflectionCapabilities.install(staticReflector);
const htmlParser = new HtmlParser();
const config = new compiler.CompilerConfig({
genDebugInfo: true,
genDebugInfo: options.debug === true,
defaultEncapsulation: ViewEncapsulation.Emulated,
logBindingUpdate: false,
useJit: false
});
const normalizer = new DirectiveNormalizer(xhr, urlResolver, htmlParser, config);
const expressionParser = new Parser(new Lexer());
const elementSchemaRegistry = new DomElementSchemaRegistry();
const console = new Console();
const tmplParser =
new TemplateParser(expressionParser, elementSchemaRegistry, htmlParser, console, []);
const resolver = new CompileMetadataResolver(
new compiler.NgModuleResolver(staticReflector),
new compiler.DirectiveResolver(staticReflector), new compiler.PipeResolver(staticReflector),
config, console, elementSchemaRegistry, staticReflector);
const offlineCompiler = new compiler.OfflineCompiler(
resolver, normalizer, tmplParser, new StyleCompiler(urlResolver), new ViewCompiler(config),
new NgModuleCompiler(), new TypeScriptEmitter(reflectorHost));
// TODO(vicb): handle implicit
const extractor = new MessageExtractor(htmlParser, expressionParser, [], {});
// TODO(vicb): implicit tags & attributes
let messageBundle = new compiler.i18n.MessageBundle(htmlParser, [], {});
return new Extractor(
options, program, compilerHost, staticReflector, resolver, normalizer, reflectorHost,
extractor);
program, compilerHost, staticReflector, messageBundle, reflectorHost, resolver, normalizer,
offlineCompiler);
}
}
interface FileMetadata {
fileUrl: string;
components: StaticSymbol[];
ngModules: StaticSymbol[];
}
// Entry point
if (require.main === module) {
const args = require('minimist')(process.argv.slice(2));
@ -170,7 +187,7 @@ if (require.main === module) {
.then(exitCode => process.exit(exitCode))
.catch(e => {
console.error(e.stack);
console.error('Compilation failed');
console.error('Extraction failed');
process.exit(1);
});
}
}