Method constructor

lib/properties.ts:199–207

* Creates a CompilerProps lookup function

(languages: Record<string, LanguageDef>, ceProps: PropertyGetter)

     * Creates a CompilerProps lookup function
     */
    constructor(languages: Record<string, LanguageDef>, ceProps: PropertyGetter) {
        this.languages = languages;
        this.propsByLangId = {};

        this.ceProps = ceProps;

        // Instantiate a function to access records concerning the chosen language in hidden object props.properties
        _.each(this.languages, lang => (this.propsByLangId[lang.id] = propsFor(lang.id)));
    }

    getKeysStartingWith(langId: string, prefix: string): string[] {
        const keys = new Set<string>(getKeysStartingWith(langId, prefix));