Function parse_opam_from_text

src/packagedcode/opam.py:178–254

Return a mapping of package data collected from the opam OCaml package manifest ``text``.

(text)

def parse_opam_from_text(text):
    """
    Return a mapping of package data collected from the opam OCaml package
    manifest ``text``.
    """

    opam_data = {}

    lines = text.splitlines()
    for i, line in enumerate(lines):
        parsed_line = parse_file_line(line)
        if not parsed_line:
            continue
        key = parsed_line.group('key').strip()
        value = parsed_line.group('value').strip()
        if key == 'description':  # Get multiline description
            value = ''
            for cont in lines[i + 1:]:
                value += ' ' + cont.strip()
                if '"""' in cont:
                    break

        opam_data[key] = clean_data(value)

        if key == 'maintainer':
            stripped_val = value.strip('["] ')
            stripped_val = stripped_val.split('" "')
            opam_data[key] = stripped_val
        elif key == 'authors':
            if '[' in line:  # If authors are present in multiple lines
                for authors in lines[i + 1:]:
                    value += ' ' + authors.strip()
                    if ']' in authors:
                        break
                value = value.strip('["] ')
            else:
                value = clean_data(value)
            value = value.split('" "')
            opam_data[key] = value
        elif key == 'depends':  # Get multiline dependencies
            value = []
            for dep in lines[i + 1:]:
                if ']' in dep:
                    break
                parsed_dep = parse_dep(dep)
                if parsed_dep:
                    version = parsed_dep.group('version').strip('{ } ').replace('"', '')
                    name = parsed_dep.group('name').strip()
                    value.append(dict(
                        purl=PackageURL(type='opam', name=name).to_string(),
                        version=version,
                    ))
            opam_data[key] = value

        elif key == 'src':  # Get multiline src
            if not value:
                value = lines[i + 1].strip()
            opam_data[key] = clean_data(value)