Function literalRepresentation

src/targets/python/helpers.ts:38–87

(
  value: any,
  opts: Record<string, any>,
  indentLevel?: number,
)

 * @return {string}
 */
export const literalRepresentation = (
  value: any,
  opts: Record<string, any>,
  indentLevel?: number,
): any => {
  indentLevel = indentLevel === undefined ? 1 : indentLevel + 1;

  switch (Object.prototype.toString.call(value)) {
    case '[object Number]':
      return value;

    case '[object Array]': {
      let pretty = false;
      const valuesRepresentation: any = (value as any[]).map(v => {
        // Switch to prettify if the value is a dictionary with multiple keys
        if (Object.prototype.toString.call(v) === '[object Object]') {
          pretty = Object.keys(v).length > 1;
        }
        return literalRepresentation(v, opts, indentLevel);
      });
      return concatValues('array', valuesRepresentation, pretty, opts.indent, indentLevel);
    }

    case '[object Object]': {
      const keyValuePairs = [];
      for (const key in value) {
        keyValuePairs.push(`"${key}": ${literalRepresentation(value[key], opts, indentLevel)}`);
      }
      return concatValues(
        'object',
        keyValuePairs,
        opts.pretty && keyValuePairs.length > 1,
        opts.indent,
        indentLevel,
      );
    }

    case '[object Null]':
      return 'None';

    case '[object Boolean]':
      return value ? 'True' : 'False';

    default:
      if (value === null || value === undefined) {
        return '';
      }
      return `"${value.toString().replace(/"/g, '\\"')}"`;
  }
};