Method resolve

tools/wasm-sourcemap.py:69–97

(self, name)

    self.cache = {}

  def resolve(self, name):
    if name in self.cache:
      return self.cache[name]

    source = name
    if not self.preserve_deterministic_prefix and name.startswith(DETERMINISTIC_PREFIX):
      source = EMSCRIPTEN_PREFIX + name.removeprefix(DETERMINISTIC_PREFIX)

    provided = False
    for p in self.prefixes:
      if source.startswith(p['prefix']):
        source = p['replacement'] + source.removeprefix(p['prefix'])
        provided = True
        break

    # If prefixes were provided, we use that; otherwise if base_path is set, we
    # emit a relative path. For files with deterministic prefix, we never use
    # a relative path, precisely to preserve determinism, and because it would
    # still point to the wrong location, so we leave the filepath untouched to
    # let users map it to the proper location using prefix options.
    if not (source.startswith(DETERMINISTIC_PREFIX) or provided or self.base_path is None):
      try:
        source = os.path.relpath(source, self.base_path)
      except ValueError:
        source = os.path.abspath(source)
      source = utils.normalize_path(source)

    self.cache[name] = source
    return source


# SourceMapPrefixes contains resolver for file names that are: