shoebot/grammar/format_traceback.py
def simple_traceback(ex, source):
    """
    Format traceback, showing line number and surrounding source.
    """
    exc_type, exc_value, exc_tb = sys.exc_info()
    exc = traceback.format_exception(exc_type, exc_value, exc_tb)

    source_arr = source.splitlines()

    # Defaults...
    exc_location = exc[-2]
    for i, err in enumerate(exc):
        if 'exec source in ns' in err:
            exc_location = exc[i + 1]
            break

    # extract line number from traceback
    fn = exc_location.split(',')[0][8:-1]
    line_number = int(exc_location.split(',')[1].replace('line', '').strip())

    # Build error messages

    err_msgs = []

    # code around the error
    err_where = ' '.join(exc[i - 1].split(',')[1:]).strip()  # 'line 37 in blah"
    err_msgs.append('Error in the Shoebot script at %s:' % err_where)
    for i in xrange(max(0, line_number - 5), line_number):
        if fn == "<string>":
            line = source_arr[i]
        else:
            line = linecache.getline(fn, i + 1)
        err_msgs.append('%s: %s' % (i + 1, line.rstrip()))
    err_msgs.append('  %s^ %s' % (len(str(i)) * ' ', exc[-1].rstrip()))

    err_msgs.append('')
    # traceback
    err_msgs.append(exc[0].rstrip())
    for err in exc[3:]:
        err_msgs.append(err.rstrip())

    return '\n'.join(err_msgs)
def simple_traceback(ex, source):
    """
    Format traceback, showing line number and surrounding source.
    """
    exc_type, exc_value, exc_tb = sys.exc_info()
    exc = traceback.format_exception(exc_type, exc_value, exc_tb)

    source_arr = source.splitlines()

    # Defaults...
    exc_location = exc[-2]
    for i, err in enumerate(exc):
        if 'exec source in ns' in err:
            exc_location = exc[i + 1]
            break

    # extract line number from traceback
    fn = exc_location.split(',')[0][8:-1]
    line_number = int(exc_location.split(',')[1].replace('line', '').strip())

    # Build error messages

    err_msgs = []

    # code around the error
    err_where = ' '.join(exc[i - 1].split(',')[1:]).strip()  # 'line 37 in blah"
    err_msgs.append('Error in the Shoebot script at %s:' % err_where)
    for i in xrange(max(0, line_number - 5), line_number):
        if fn == "<string>":
            line = source_arr[i]
        else:
            line = linecache.getline(fn, i + 1)
        err_msgs.append('%s: %s' % (i + 1, line.rstrip()))
    err_msgs.append('  %s^ %s' % (len(str(i)) * ' ', exc[-1].rstrip()))

    err_msgs.append('')
    # traceback
    err_msgs.append(exc[0].rstrip())
    for err in exc[3:]:
        err_msgs.append(err.rstrip())

    return '\n'.join(err_msgs)
def simple_traceback ( ex , source ) : exc_type , exc_value , exc_tb = sys . exc_info ( ) exc = traceback . format_exception ( exc_type , exc_value , exc_tb ) source_arr = source . splitlines ( ) # Defaults... exc_location = exc [ - 2 ] for i , err in enumerate ( exc ) : if 'exec source in ns' in err : exc_location = exc [ i + 1 ] break # extract line number from traceback fn = exc_location . split ( ',' ) [ 0 ] [ 8 : - 1 ] line_number = int ( exc_location . split ( ',' ) [ 1 ] . replace ( 'line' , '' ) . strip ( ) ) # Build error messages err_msgs = [ ] # code around the error err_where = ' ' . join ( exc [ i - 1 ] . split ( ',' ) [ 1 : ] ) . strip ( ) # 'line 37 in blah" err_msgs . append ( 'Error in the Shoebot script at %s:' % err_where ) for i in xrange ( max ( 0 , line_number - 5 ) , line_number ) : if fn == "<string>" : line = source_arr [ i ] else : line = linecache . getline ( fn , i + 1 ) err_msgs . append ( '%s: %s' % ( i + 1 , line . rstrip ( ) ) ) err_msgs . append ( '  %s^ %s' % ( len ( str ( i ) ) * ' ' , exc [ - 1 ] . rstrip ( ) ) ) err_msgs . append ( '' ) # traceback err_msgs . append ( exc [ 0 ] . rstrip ( ) ) for err in exc [ 3 : ] : err_msgs . append ( err . rstrip ( ) ) return '\n' . join ( err_msgs )
Format traceback, showing line number and surrounding source.
Format traceback showing line number and surrounding source .