pathspec.py 文件源码

def markLocation(line, loc):
    if len(line) <= 60:
        # line is short enough
        pass
    elif loc <= 30:
        # error at beginning
        line = line[:60] + '[...]'
    elif loc >= (len(line) - 30):
        # error at end
        loc = 60 - (len(line) - loc) + 5
        line = '[...]' + line[-60:]
    else:
        # error in middle
        line = '[...]' + line[loc-30:loc+30] + '[...]'
        loc = 35

    return "Offending query: " + line + "\n" + (" " * (loc + 17)) + \
        "^.-- Error location"