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viml/parser/expressions: Fix some errors spotted by KLEE

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Not all of them are fixed yet though.
This commit is contained in:
ZyX
2017-10-19 10:48:05 +03:00
parent 895793fc82
commit 47938e1e22
2 changed files with 178 additions and 19 deletions
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139
test/unit/viml/expressions/parser_spec.lua
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@@ -7006,5 +7006,144 @@ describe('Expressions parser', function()
hl('NumberPrefix', '0'),
hl('Number', '0'),
})
check_parsing('"\\U\\', 0, {
-- 0123
ast = {
[[DoubleQuotedString(val="U\\"):0:0:"\U\]],
},
err = {
arg = '"\\U\\',
msg = 'E114: Missing double quote: %.*s',
},
}, {
hl('InvalidDoubleQuotedString', '"'),
hl('InvalidDoubleQuotedUnknownEscape', '\\U'),
hl('InvalidDoubleQuotedBody', '\\'),
})
check_parsing('"\\U', 0, {
-- 012
ast = {
'DoubleQuotedString(val="U"):0:0:"\\U',
},
err = {
arg = '"\\U',
msg = 'E114: Missing double quote: %.*s',
},
}, {
hl('InvalidDoubleQuotedString', '"'),
hl('InvalidDoubleQuotedUnknownEscape', '\\U'),
})
check_parsing('|"\\U\\', 2, {
-- 01234
ast = {
{
'Or:0:0:|',
children = {
'Missing:0:0:',
'DoubleQuotedString(val="U\\\\"):0:1:"\\U\\',
},
},
},
err = {
arg = '|"\\U\\',
msg = 'E15: Unexpected EOC character: %.*s',
},
}, {
hl('InvalidOr', '|'),
hl('InvalidDoubleQuotedString', '"'),
hl('InvalidDoubleQuotedUnknownEscape', '\\U'),
hl('InvalidDoubleQuotedBody', '\\'),
})
check_parsing('|"\\e"', 2, {
-- 01234
ast = {
{
'Or:0:0:|',
children = {
'Missing:0:0:',
'DoubleQuotedString(val="\\27"):0:1:"\\e"',
},
},
},
err = {
arg = '|"\\e"',
msg = 'E15: Unexpected EOC character: %.*s',
},
}, {
hl('InvalidOr', '|'),
hl('DoubleQuotedString', '"'),
hl('DoubleQuotedEscape', '\\e'),
hl('DoubleQuotedString', '"'),
})
check_parsing('|\029', 2, {
-- 01
ast = {
{
'Or:0:0:|',
children = {
'Missing:0:0:',
'PlainIdentifier(scope=0,ident=\029):0:1:\029',
},
},
},
err = {
arg = '|\029',
msg = 'E15: Unexpected EOC character: %.*s',
},
}, {
hl('InvalidOr', '|'),
hl('InvalidIdentifier', '\029'),
})
check_parsing('"\\<', 0, {
-- 012
ast = {
'DoubleQuotedString(val="<"):0:0:"\\<',
},
err = {
arg = '"\\<',
msg = 'E114: Missing double quote: %.*s',
},
}, {
hl('InvalidDoubleQuotedString', '"'),
hl('InvalidDoubleQuotedUnknownEscape', '\\<'),
})
check_parsing('"\\1', 0, {
-- 012
ast = {
'DoubleQuotedString(val="\\1"):0:0:"\\1',
},
err = {
arg = '"\\1',
msg = 'E114: Missing double quote: %.*s',
},
}, {
hl('InvalidDoubleQuotedString', '"'),
hl('InvalidDoubleQuotedEscape', '\\1'),
})
check_parsing('}l')
check_parsing(':?\000\000\000\000\000\000\000', 0, {
ast = {
{
'Colon:0:0::',
children = {
'Missing:0:0:',
{
'Ternary:0:1:?',
children = {
'Missing:0:1:',
'TernaryValue:0:1:?',
},
},
},
},
},
err = {
arg = ':?',
msg = 'E15: Colon outside of dictionary or ternary operator: %.*s',
},
}, {
hl('InvalidColon', ':'),
hl('InvalidTernary', '?'),
})
end)
end)