@ngx-i18nsupport/ngx-i18nsupport-lib
Version:
A Typescript library to work with Angular generated i18n files (xliff, xmb)
159 lines • 13.6 kB
JavaScript
/**
* @fileoverview added by tsickle
* @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
*/
import * as Tokenizr from 'tokenizr';
import { isNullOrUndefined } from 'util';
// Tokens
/**
* Created by martin on 14.05.2017.
* A tokenizer for normalized messages.
* @type {?}
*/
export const TEXT = 'TEXT';
/** @type {?} */
export const START_TAG = 'START_TAG';
/** @type {?} */
export const END_TAG = 'END_TAG';
/** @type {?} */
export const EMPTY_TAG = 'EMPTY_TAG';
/** @type {?} */
export const PLACEHOLDER = 'PLACEHOLDER';
/** @type {?} */
export const ICU_MESSAGE_REF = 'ICU_MESSAGE_REF';
/** @type {?} */
export const ICU_MESSAGE = 'ICU_MESSAGE';
/**
* @record
*/
export function Token() { }
if (false) {
/** @type {?} */
Token.prototype.type;
/** @type {?} */
Token.prototype.value;
}
export class ParsedMesageTokenizer {
/**
* @private
* @return {?}
*/
getLexer() {
/** @type {?} */
const lexer = new Tokenizr();
/** @type {?} */
let plaintext = '';
lexer.before((/**
* @param {?} ctx
* @param {?} match
* @param {?} rule
* @return {?}
*/
(ctx, match, rule) => {
if (rule.name !== TEXT && plaintext !== '') {
ctx.accept(TEXT, { text: plaintext });
plaintext = '';
}
}));
lexer.finish((/**
* @param {?} ctx
* @return {?}
*/
(ctx) => {
if (plaintext !== '') {
ctx.accept(TEXT, { text: plaintext });
}
}));
// empty tag, there are only a few allowed (see tag-mappings): ['BR', 'HR', 'IMG', 'AREA', 'LINK', 'WBR']
// format is <name id="nr">, nr ist optional, z.B. <img> oder <img id="2">
lexer.rule(/<(br|hr|img|area|link|wbr)( id="([0-9])*")?\>/, (/**
* @param {?} ctx
* @param {?} match
* @return {?}
*/
(ctx, match) => {
/** @type {?} */
const idcount = isNullOrUndefined(match[3]) ? 0 : parseInt(match[3], 10);
ctx.accept(EMPTY_TAG, { name: match[1], idcounter: idcount });
}), EMPTY_TAG);
// start tag, Format <name id="nr">, nr ist optional, z.B. <mytag> oder <mytag id="2">
lexer.rule(/<([a-zA-Z][a-zA-Z-0-9]*)( id="([0-9]*)")?>/, (/**
* @param {?} ctx
* @param {?} match
* @return {?}
*/
(ctx, match) => {
/** @type {?} */
const idcount = isNullOrUndefined(match[3]) ? 0 : parseInt(match[3], 10);
ctx.accept(START_TAG, { name: match[1], idcounter: idcount });
}), START_TAG);
// end tag
lexer.rule(/<\/([a-zA-Z][a-zA-Z-0-9]*)>/, (/**
* @param {?} ctx
* @param {?} match
* @return {?}
*/
(ctx, match) => {
ctx.accept(END_TAG, { name: match[1] });
}), END_TAG);
// placeholder
lexer.rule(/{{([0-9]+)}}/, (/**
* @param {?} ctx
* @param {?} match
* @return {?}
*/
(ctx, match) => {
ctx.accept(PLACEHOLDER, { idcounter: parseInt(match[1], 10) });
}), PLACEHOLDER);
// icu message ref
lexer.rule(/<ICU-Message-Ref_([0-9]+)\/>/, (/**
* @param {?} ctx
* @param {?} match
* @return {?}
*/
(ctx, match) => {
ctx.accept(ICU_MESSAGE_REF, { idcounter: parseInt(match[1], 10) });
}), ICU_MESSAGE_REF);
// icu message
lexer.rule(/<ICU-Message\/>/, (/**
* @param {?} ctx
* @param {?} match
* @return {?}
*/
(ctx, match) => {
ctx.accept(ICU_MESSAGE, { message: match[0] });
}), ICU_MESSAGE);
// text
lexer.rule(/./, (/**
* @param {?} ctx
* @param {?} match
* @return {?}
*/
(ctx, match) => {
plaintext += match[0];
ctx.ignore();
}), TEXT);
lexer.rule(/[\t\r\n]+/, (/**
* @param {?} ctx
* @param {?} match
* @return {?}
*/
(ctx, match) => {
plaintext += match[0];
ctx.ignore();
}), TEXT);
return lexer;
}
/**
* @param {?} normalizedMessage
* @return {?}
*/
tokenize(normalizedMessage) {
/** @type {?} */
const lexer = this.getLexer();
lexer.reset();
lexer.input(normalizedMessage);
return lexer.tokens();
}
}
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0 : parseInt(match[3], 10);\r\n            ctx.accept(EMPTY_TAG, {name: match[1], idcounter: idcount});\r\n        }, EMPTY_TAG);\r\n        // start tag, Format <name id=\"nr\">, nr ist optional, z.B. <mytag> oder <mytag id=\"2\">\r\n        lexer.rule(/<([a-zA-Z][a-zA-Z-0-9]*)( id=\"([0-9]*)\")?>/, (ctx, match) => {\r\n            const idcount = isNullOrUndefined(match[3]) ? 0 : parseInt(match[3], 10);\r\n            ctx.accept(START_TAG, {name: match[1], idcounter: idcount});\r\n        }, START_TAG);\r\n        // end tag\r\n        lexer.rule(/<\\/([a-zA-Z][a-zA-Z-0-9]*)>/, (ctx, match) => {\r\n            ctx.accept(END_TAG, {name: match[1]});\r\n        }, END_TAG);\r\n        // placeholder\r\n        lexer.rule(/{{([0-9]+)}}/, (ctx, match) => {\r\n            ctx.accept(PLACEHOLDER, {idcounter: parseInt(match[1], 10)});\r\n        }, PLACEHOLDER);\r\n        // icu message ref\r\n        lexer.rule(/<ICU-Message-Ref_([0-9]+)\\/>/, (ctx, match) => {\r\n            ctx.accept(ICU_MESSAGE_REF, {idcounter: parseInt(match[1], 10)});\r\n        }, ICU_MESSAGE_REF);\r\n        // icu message\r\n        lexer.rule(/<ICU-Message\\/>/, (ctx, match) => {\r\n            ctx.accept(ICU_MESSAGE, {message: match[0]});\r\n        }, ICU_MESSAGE);\r\n        // text\r\n        lexer.rule(/./, (ctx, match) => {\r\n            plaintext += match[0];\r\n            ctx.ignore();\r\n        }, TEXT);\r\n        lexer.rule(/[\\t\\r\\n]+/, (ctx, match) => {\r\n            plaintext += match[0];\r\n            ctx.ignore();\r\n        }, TEXT);\r\n        return lexer;\r\n    }\r\n\r\n    tokenize(normalizedMessage: string): Token[] {\r\n        const lexer: Tokenizr = this.getLexer();\r\n        lexer.reset();\r\n        lexer.input(normalizedMessage);\r\n        return lexer.tokens();\r\n    }\r\n\r\n}\r\n"]}