structuredSignalsFromField function exported ✓ 83.3%

export function structuredSignalsFromField(field: Partial<FormField>): {
  signals: StructuredSignals;
  context: StructuredSignalContext;
} {
  const signals: StructuredSignals = {
    primary: [
      field.label ?? "",
      field.name ?? "",
      field.id ?? "",
      field.placeholder ?? "",
      field.contextSignals ?? "",
    ],
    secondary: [field.autocomplete ?? ""],
    structural: [
      field.inputType ?? "",
      field.required ? "required" : "",
      field.pattern ?? "",
      typeof field.maxLength === "number" ? `maxlength_${field.maxLength}` : "",
    ],
  };

  const normalizedPrimary = normalizeAndDedupe(signals.primary);
  if (normalizedPrimary.length === 0 && field.contextSignals) {
    normalizedPrimary.push(normalizeToken(field.contextSignals));
  }

  const normalizedSignals: StructuredSignals = {
    primary: normalizedPrimary,
    secondary: normalizeAndDedupe(signals.secondary),
    structural: normalizeAndDedupe(signals.structural),
  };

  return {
    signals: normalizedSignals,
    context: {
      category: field.category,
      language:
        field.languageDetected && field.languageDetected !== "unknown"
          ? field.languageDetected
          : undefined,
      domFeatures: {
        inputType: field.inputType,
        maxLength: field.maxLength,
        pattern: field.pattern,
      },
    },
  };
}