File: non_compliant_lexer.py

package info (click to toggle)
giac 1.6.0.41%2Bdfsg1-1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 64,540 kB
  • sloc: cpp: 351,842; ansic: 105,138; python: 30,545; javascript: 8,675; yacc: 2,690; lex: 2,449; makefile: 1,243; sh: 579; perl: 314; lisp: 216; asm: 62; java: 41; sed: 16; csh: 7; pascal: 6
file content (31 lines) | stat: -rw-r--r-- 714 bytes parent folder | download | duplicates (3)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
# lexer tests for things that are not implemented, or have non-compliant behaviour

def test(code):
    try:
        exec(code)
        print('no Error')
    except SyntaxError:
        print('SyntaxError')
    except NotImplementedError:
        print('NotImplementedError')

# uPy requires spaces between literal numbers and keywords, CPy doesn't
try:
    eval('1and 0')
except SyntaxError:
    print('SyntaxError')
try:
    eval('1or 0')
except SyntaxError:
    print('SyntaxError')
try:
    eval('1if 1else 0')
except SyntaxError:
    print('SyntaxError')
try:
    eval('1if 0else 0')
except SyntaxError:
    print('SyntaxError')

# unicode name escapes are not implemented
test('"\\N{LATIN SMALL LETTER A}"')