Struct weave::Header

pub struct Header {
    pub version: usize,
    pub deltas: Vec<DeltaInfo>,
}

The header placed at the beginning of the each weave file.

Fields

version: usize

deltas: Vec<DeltaInfo>

Methods

impl Header

pub fn decode(line: &str) -> Result<Header>

Decode from the first line of the file.

pub fn add(&mut self, tags: BTreeMap<String, String>) -> Result<usize>

Add a delta to this header. Returns the delta number to be used.

pub fn write<W: Write>(&self, wr: &mut W) -> Result<()>

Write the header to the writer, as the first line.

Trait Implementations

impl Default for Header

fn default() -> Header

Returns the "default value" for a type.

impl Clone for Header

fn clone(&self) -> Header

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Serialize for Header

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error> where
    __S: Serializer, 

Serialize this value into the given Serde serializer.

impl<'de> Deserialize<'de> for Header

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error> where
    __D: Deserializer<'de>, 

Deserialize this value from the given Serde deserializer.