Function js_map_sources_lines

src/textcode/analysis.py:223–247

Yield unicode text lines from the js.map or css.map file at `location`. Spec is at: https://docs.google.com/document/d/1U1RGAehQwRypUTovF1KRlpiOFze0b-_2gc6fAH0KY0k/edit The format is: { "version" : 3, "file": "out.js", "sourceRoot": "",

(location)

def js_map_sources_lines(location):
    """
    Yield unicode text lines from the js.map or css.map file at `location`.
    Spec is at:
    https://docs.google.com/document/d/1U1RGAehQwRypUTovF1KRlpiOFze0b-_2gc6fAH0KY0k/edit
    The format is:
        {
            "version" : 3,
            "file": "out.js",
            "sourceRoot": "",
            "sources": ["foo.js", "bar.js"],
            "sourcesContent": [null, null],
            "names": ["src", "maps", "are", "fun"],
            "mappings": "A,AAAB;;ABCDE;"
        }
    We care only about the presence of these tags for detection: version, sources, sourcesContent.
    """
    with io.open(location, encoding='utf-8') as jsm:
        content = json.load(jsm)
        sources = content.get('sourcesContent', [])
        for entry in sources:
            entry = replace_verbatim_cr_lf_chars(entry)
            for line in entry.splitlines():
                l = remove_verbatim_cr_lf_tab_chars(line)
                yield l


def as_unicode(line):