cncjs

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/* eslint no-console: 0 */
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/* eslint strict: 0 */
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const fs = require('fs');
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const chalk = require('chalk');
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const languages = require('./build.config').languages;
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module.exports = {
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  options: {
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    debug: false,
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    removeUnusedKeys: false,
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    sort: false,
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    func: {
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      list: ['i18n.t', 't'],
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      extensions: ['.js', '.jsx']
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    },
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    trans: {
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      component: 'I18n',
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      i18nKey: 'i18nKey',
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      defaultsKey: 'defaults',
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      extensions: ['.js', '.jsx'],
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      fallbackKey: function(ns, value) {
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        return value;
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      }
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    },
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    lngs: languages,
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    ns: [
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      'resource' // default
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    ],
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    defaultNs: 'resource',
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    defaultValue: '__L10N__', // to indicate that a default value has not been defined for the key
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    resource: {
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      loadPath: 'src/server/i18n/{{lng}}/{{ns}}.json',
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      savePath: 'src/server/i18n/{{lng}}/{{ns}}.json', // or 'src/server/i18n/${lng}/${ns}.saveAll.json'
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      jsonIndent: 4
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    },
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    nsSeparator: ':', // namespace separator
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    keySeparator: '.', // key separator
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    pluralSeparator: '_', // plural separator
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    contextSeparator: '_', // context separator
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    interpolation: {
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      prefix: '{{',
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      suffix: '}}'
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    }
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  },
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  transform: function(file, enc, done) {
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    'use strict';
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    const parser = this.parser;
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    const content = fs.readFileSync(file.path, enc);
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    let count = 0;
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    parser.parseFuncFromString(content, { list: ['i18n._', 'i18n.__'] }, (key, options) => {
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      parser.set(key, Object.assign({}, options, {
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        nsSeparator: false,
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        keySeparator: false
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      }));
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      ++count;
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    });
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    if (count > 0) {
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      console.log(`[i18next-scanner] transform: count=${chalk.cyan(count)}, file=${chalk.yellow(JSON.stringify(file.relative))}`);
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    }
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    done();
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  }
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};
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