Function parse_section

build.rs:583–607

Parse one of the `const CLASSES = array(...)`, `const FUNCTIONS = array(...)`, or `const CONSTANTS = array(...)` sections from the PhpStormStubsMap.php file. Returns a `BTreeMap ` of `symbol_name → relative_file_path`.

(content: &str, section_name: &str)

///
/// Returns a `BTreeMap<String, String>` of `symbol_name → relative_file_path`.
fn parse_section(content: &str, section_name: &str) -> BTreeMap<String, String> {
    let mut map = BTreeMap::new();

    // Find the start: `const SECTION = array (`
    let marker = format!("const {} = array (", section_name);
    let start = match content.find(&marker) {
        Some(pos) => pos + marker.len(),
        None => return map,
    };

    // Walk line by line until we hit `);`
    for line in content[start..].lines() {
        let trimmed = line.trim();
        if trimmed == ");" {
            break;
        }

        // Lines look like:  'ClassName' => 'relative/path.php',
        if let Some(entry) = parse_map_entry(trimmed) {
            map.insert(entry.0, entry.1);
        }
    }

    map
}

/// Parse a single `'key' => 'value',` line.
fn parse_map_entry(line: &str) -> Option<(String, String)> {