fn add_line_count()

in src/reader.rs [1129:1163]

• 34 lines of code
• 8 McCabe index (conditional complexity)

    fn add_line_count(&mut self) {
        self.executed = self.edges.first().unwrap().counter > 0;
        if self.executed {
            let mut lines_to_block: FxHashMap<u32, Vec<usize>> = FxHashMap::default();
            for block in &self.blocks {
                let n = block.no;
                for line in &block.lines {
                    match lines_to_block.entry(*line) {
                        hash_map::Entry::Occupied(vec) => {
                            vec.into_mut().push(n);
                        }
                        hash_map::Entry::Vacant(v) => {
                            v.insert(vec![n]);
                        }
                    }
                }
            }
            self.lines.reserve(lines_to_block.len());

            for (line, blocks) in lines_to_block {
                let count = if blocks.len() == 1 {
                    self.blocks[blocks[0]].counter
                } else {
                    GcovFunction::get_line_count(&mut self.edges, &self.blocks, &blocks)
                };
                self.lines.insert(line, count);
            }
        } else {
            for block in &self.blocks {
                for line in &block.lines {
                    self.lines.entry(*line).or_insert(0);
                }
            }
        }
    }