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nullable: convert lib, tools and tests
[nit.git]
/
src
/
parser
/
xss
/
lexer.xss
diff --git
a/src/parser/xss/lexer.xss
b/src/parser/xss/lexer.xss
index
d962dce
..
fccb57c
100644
(file)
--- a/
src/parser/xss/lexer.xss
+++ b/
src/parser/xss/lexer.xss
@@
-22,7
+22,7
@@
$ template make_lexer()
# It is better user with the Parser
class Lexer
# Last peeked token
# It is better user with the Parser
class Lexer
# Last peeked token
- attr _token: Token
+ attr _token: nullable Token
# Lexer current state
attr _state: Int = 0
# Lexer current state
attr _state: Int = 0
@@
-77,7
+77,7
@@
$ end foreach
while _token == null do
_token = get_token
end
while _token == null do
_token = get_token
end
- return _token
+ return _token.as(not null)
end
# Give and consume the next token
end
# Give and consume the next token
@@
-88,11
+88,11
@@
$ end foreach
result = get_token
end
_token = null
result = get_token
end
_token = null
- return result
+ return result.as(not null)
end
# Get a token, or null if it is discarded
end
# Get a token, or null if it is discarded
- private meth get_token: Token
+ private meth get_token: nullable Token
do
var dfa_state = 0
do
var dfa_state = 0