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fix infinite loop in the parser

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closes #1866
This commit is contained in:
Aleksey Kladov 2019-09-20 16:53:05 +03:00
parent c733993658
commit d57b993ade
3 changed files with 64 additions and 7 deletions
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2
crates/ra_syntax/test_data/parser/err/0036_partial_use.rs Normal file
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@ -0,0 +1,2 @@
use std::{error::Error;
use std::io;

51
crates/ra_syntax/test_data/parser/err/0036_partial_use.txt Normal file
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@ -0,0 +1,51 @@
SOURCE_FILE@[0; 37)
USE_ITEM@[0; 36)
USE_KW@[0; 3) "use"
WHITESPACE@[3; 4) " "
USE_TREE@[4; 36)
PATH@[4; 7)
PATH_SEGMENT@[4; 7)
NAME_REF@[4; 7)
IDENT@[4; 7) "std"
COLONCOLON@[7; 9) "::"
USE_TREE_LIST@[9; 36)
L_CURLY@[9; 10) "{"
USE_TREE@[10; 22)
PATH@[10; 22)
PATH@[10; 15)
PATH_SEGMENT@[10; 15)
NAME_REF@[10; 15)
IDENT@[10; 15) "error"
COLONCOLON@[15; 17) "::"
PATH_SEGMENT@[17; 22)
NAME_REF@[17; 22)
IDENT@[17; 22) "Error"
ERROR@[22; 23)
SEMI@[22; 23) ";"
WHITESPACE@[23; 24) "\n"
ERROR@[24; 27)
USE_KW@[24; 27) "use"
WHITESPACE@[27; 28) " "
USE_TREE@[28; 35)
PATH@[28; 35)
PATH@[28; 31)
PATH_SEGMENT@[28; 31)
NAME_REF@[28; 31)
IDENT@[28; 31) "std"
COLONCOLON@[31; 33) "::"
PATH_SEGMENT@[33; 35)
NAME_REF@[33; 35)
IDENT@[33; 35) "io"
ERROR@[35; 36)
SEMI@[35; 36) ";"
WHITESPACE@[36; 37) "\n"
error 22: expected COMMA
error 22: expected one of `*`, `::`, `{`, `self`, `super` or an identifier
error 23: expected COMMA
error 24: expected one of `*`, `::`, `{`, `self`, `super` or an identifier
error 27: expected COMMA
error 35: expected COMMA
error 35: expected one of `*`, `::`, `{`, `self`, `super` or an identifier
error 36: expected COMMA
error 36: expected R_CURLY
error 36: expected SEMI