Function graphannis_capi::update::annis_graphupdate_delete_edge

#[no_mangle]
pub extern "C" fn annis_graphupdate_delete_edge(
    ptr: *mut GraphUpdate, 
    source_node: *const c_char, 
    target_node: *const c_char, 
    layer: *const c_char, 
    component_type: *const c_char, 
    component_name: *const c_char, 
    err: *mut *mut ErrorList
)

Add “delete edge” action to the graph update object.

• ptr - The graph update object.
• source_node - Name of source node of the edge to delete.
• target_node - Name of target node of the edge to delete.
• layer - Layer of the edge to delete.
• component_type - Type of the component of the edge to delete.
• component_name - Name of the component of the edge to delete.
• err - Pointer to a list of errors. If any error occurred, this list will be non-empty.