Method init_from_ast

src/analysis/cfg.rs:535–541

init the function name for this cfg builder.

(&mut self, ast: &ast::Node)

impl CFGBuilder {
    /// init the function name for this cfg builder.
    pub fn init_from_ast(&mut self, ast: &ast::Node) -> Result<()> {
        if let ast::Clang::FunctionDecl(fd) = &ast.kind {
            self.name = Some(fd.get_name());
            return Ok(());
        }
        eyre::bail!("expect FunctionDecl, receive: {ast:?}");
    }

    /// get a builder starts with block_id.
    pub fn from_block_id(block_id: usize) -> Self {