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

fn new() -> Header

Construct a new header, with no deltas in it.

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

Decode from the first line of the file.

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

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

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

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

Trait Implementations

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.