Method resolveSpecifier

modules/internal/internalLoader.js:94–112

* Resolves an import specifier given an optional parent importer. * * @param {string} specifier the import specifier * @param {Uri | null} [parentURI] the URI of the module importing the specifier * @returns {Uri}

(specifier, parentURI = null)

     * @returns {Uri}
     */
    resolveSpecifier(specifier, parentURI = null) {
        try {
            const uri = parseURI(specifier);

            if (uri)
                return uri;
        } catch {
            // If it can't be parsed as a URI, try a relative path or return null.
        }

        if (isRelativePath(specifier)) {
            if (!parentURI)
                throw new ImportError('Cannot import relative path when module path is unknown.');

            return resolveRelativeResourceOrFile(parentURI.uriWithQuery, specifier);
        }

        throw new ImportError(`Module not found: ${specifier}`);
    }

    /**
     * Compiles a module source text with the module's URI