Method getNestedField

src/createFieldsStore.js:204–223

(name, getter)

  }

  getNestedField(name, getter) {
    const fullNames = this.getValidFieldsFullName(name);
    if (
      fullNames.length === 0 || // Not registered
        (fullNames.length === 1 && fullNames[0] === name) // Name already is full name.
    ) {
      return getter(name);
    }
    const isArrayValue = fullNames[0][name.length] === '[';
    const suffixNameStartIndex = isArrayValue ? name.length : name.length + 1;
    return fullNames
      .reduce(
        (acc, fullName) => set(
          acc,
          fullName.slice(suffixNameStartIndex),
          getter(fullName)
        ),
        isArrayValue ? [] : {}
      );
  }

  getFieldsValue = (names) => {
    return this.getNestedFields(names, this.getFieldValue);