Enum WritebackError 

pub enum WritebackError {
    FieldNotFound(String),
    ReadOnly(String),
    WrongType {
        name: String,
        actual: &'static str,
        requested: &'static str,
    },
    InvalidOption {
        name: String,
        value: String,
    },
    Malformed(String),
}

Errors surfaced by apply_field_value.

Variants

FieldNotFound(String)

No terminal field or button group matches the fully-qualified name.

ReadOnly(String)

The field (or an ancestor) carries the ReadOnly flag (/Ff bit 1).

WrongType

The value kind does not match the field’s /FT.

Fields

name: String

Fully-qualified field name.

actual: &'static str

The field’s actual type as found in the PDF.

requested: &'static str

The value kind the caller tried to apply.

InvalidOption

A radio export value that no kid widget declares, or a choice value not present in a non-editable field’s /Opt array.

Fields

name: String

Fully-qualified field name.

value: String

The rejected value.

Malformed(String)

Structural problem in the document (missing AcroForm, shape changes).

Trait Implementations

impl Debug for WritebackError

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Display for WritebackError

fn fmt(&self, __formatter: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Error for WritebackError

fn source(&self) -> Option<&(dyn Error + 'static)>

Returns the lower-level source of this error, if any.

fn description(&self) -> &str

👎Deprecated since 1.42.0:

use the Display impl or to_string()

fn cause(&self) -> Option<&dyn Error>

👎Deprecated since 1.33.0:

replaced by Error::source, which can support downcasting

fn provide<'a>(&'a self, request: &mut Request<'a>)

🔬This is a nightly-only experimental API. (error_generic_member_access)

Provides type-based access to context intended for error reports.