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Handle function calls to integers in model lexer correctly

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closes #15877
This commit is contained in:
Florian Hahn 2014-12-30 14:03:00 +01:00
parent d2368c3c11
commit b41a24f314
1 changed files with 58 additions and 2 deletions
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60
src/grammar/RustLexer.g4
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@ -112,8 +112,64 @@ LIT_INTEGER
;
LIT_FLOAT
: [0-9][0-9_]* ( '.' {_input.LA(1) != '.'}?
| ('.' [0-9][0-9_]*)? ([eE] [-+]? [0-9][0-9_]*)? SUFFIX?)
: [0-9][0-9_]* ('.' {
/* dot followed by another dot is a range, no float */
_input.LA(1) != '.' &&
/* dot followed by an identifier is an integer with a function call, no float */
_input.LA(1) != '_' &&
_input.LA(1) != 'a' &&
_input.LA(1) != 'b' &&
_input.LA(1) != 'c' &&
_input.LA(1) != 'd' &&
_input.LA(1) != 'e' &&
_input.LA(1) != 'f' &&
_input.LA(1) != 'g' &&
_input.LA(1) != 'h' &&
_input.LA(1) != 'i' &&
_input.LA(1) != 'j' &&
_input.LA(1) != 'k' &&
_input.LA(1) != 'l' &&
_input.LA(1) != 'm' &&
_input.LA(1) != 'n' &&
_input.LA(1) != 'o' &&
_input.LA(1) != 'p' &&
_input.LA(1) != 'q' &&
_input.LA(1) != 'r' &&
_input.LA(1) != 's' &&
_input.LA(1) != 't' &&
_input.LA(1) != 'u' &&
_input.LA(1) != 'v' &&
_input.LA(1) != 'w' &&
_input.LA(1) != 'x' &&
_input.LA(1) != 'y' &&
_input.LA(1) != 'z' &&
_input.LA(1) != 'A' &&
_input.LA(1) != 'B' &&
_input.LA(1) != 'C' &&
_input.LA(1) != 'D' &&
_input.LA(1) != 'E' &&
_input.LA(1) != 'F' &&
_input.LA(1) != 'G' &&
_input.LA(1) != 'H' &&
_input.LA(1) != 'I' &&
_input.LA(1) != 'J' &&
_input.LA(1) != 'K' &&
_input.LA(1) != 'L' &&
_input.LA(1) != 'M' &&
_input.LA(1) != 'N' &&
_input.LA(1) != 'O' &&
_input.LA(1) != 'P' &&
_input.LA(1) != 'Q' &&
_input.LA(1) != 'R' &&
_input.LA(1) != 'S' &&
_input.LA(1) != 'T' &&
_input.LA(1) != 'U' &&
_input.LA(1) != 'V' &&
_input.LA(1) != 'W' &&
_input.LA(1) != 'X' &&
_input.LA(1) != 'Y' &&
_input.LA(1) != 'Z'
}? | ('.' [0-9][0-9_]*)? ([eE] [-+]? [0-9][0-9_]*)? SUFFIX?)
;
LIT_STR