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Recover from missing slots in delimited parsing

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This commit is contained in:
Lukas Wirth 2024-02-08 11:14:33 +01:00
parent e865d45904
commit 974e69b0c5
16 changed files with 261 additions and 55 deletions
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5
crates/parser/test_data/parser/inline/err/0015_arg_list_recovery.rast
View file

@ -85,7 +85,8 @@ SOURCE_FILE
IDENT "a"
COMMA ","
WHITESPACE " "
COMMA ","
ERROR
COMMA ","
WHITESPACE " "
PATH_EXPR
PATH
@ -101,4 +102,4 @@ error 25: expected identifier
error 39: expected COMMA
error 39: expected expression
error 55: expected expression
error 68: expected expression
error 69: expected expression

25
crates/parser/test_data/parser/inline/err/0026_use_tree_list_err_recovery.rast
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@ -43,4 +43,29 @@ SOURCE_FILE
L_CURLY "{"
R_CURLY "}"
WHITESPACE "\n"
USE
USE_KW "use"
WHITESPACE " "
USE_TREE
USE_TREE_LIST
L_CURLY "{"
USE_TREE
PATH
PATH_SEGMENT
NAME_REF
IDENT "a"
WHITESPACE " "
COMMA ","
ERROR
COMMA ","
WHITESPACE " "
USE_TREE
PATH
PATH_SEGMENT
NAME_REF
IDENT "b"
R_CURLY "}"
SEMICOLON ";"
WHITESPACE "\n"
error 6: expected R_CURLY
error 46: expected use tree

1
crates/parser/test_data/parser/inline/err/0026_use_tree_list_err_recovery.rs
View file

@ -2,3 +2,4 @@ use {a;
use b;
struct T;
fn test() {}
use {a ,, b};

44
crates/parser/test_data/parser/inline/err/0029_tuple_field_list_recovery.rast Normal file
View file

@ -0,0 +1,44 @@
SOURCE_FILE
STRUCT
STRUCT_KW "struct"
WHITESPACE " "
NAME
IDENT "S"
TUPLE_FIELD_LIST
L_PAREN "("
STRUCT
STRUCT_KW "struct"
WHITESPACE " "
NAME
IDENT "S"
SEMICOLON ";"
WHITESPACE "\n"
STRUCT
STRUCT_KW "struct"
WHITESPACE " "
NAME
IDENT "S"
TUPLE_FIELD_LIST
L_PAREN "("
TUPLE_FIELD
PATH_TYPE
PATH
PATH_SEGMENT
NAME_REF
IDENT "A"
COMMA ","
ERROR
COMMA ","
TUPLE_FIELD
PATH_TYPE
PATH
PATH_SEGMENT
NAME_REF
IDENT "B"
R_PAREN ")"
SEMICOLON ";"
WHITESPACE "\n"
error 9: expected a type
error 9: expected R_PAREN
error 9: expected SEMICOLON
error 30: expected tuple field

2
crates/parser/test_data/parser/inline/err/0029_tuple_field_list_recovery.rs Normal file
View file

@ -0,0 +1,2 @@
struct S(struct S;
struct S(A,,B);

33
crates/parser/test_data/parser/inline/err/0030_generic_arg_list_recover.rast Normal file
View file

@ -0,0 +1,33 @@
SOURCE_FILE
TYPE_ALIAS
TYPE_KW "type"
WHITESPACE " "
NAME
IDENT "T"
WHITESPACE " "
EQ "="
WHITESPACE " "
PATH_TYPE
PATH
PATH_SEGMENT
NAME_REF
IDENT "T"
GENERIC_ARG_LIST
L_ANGLE "<"
CONST_ARG
LITERAL
INT_NUMBER "0"
COMMA ","
WHITESPACE " "
ERROR
COMMA ","
TYPE_ARG
PATH_TYPE
PATH
PATH_SEGMENT
NAME_REF
IDENT "T"
R_ANGLE ">"
SEMICOLON ";"
WHITESPACE "\n"
error 14: expected generic argument

1
crates/parser/test_data/parser/inline/err/0030_generic_arg_list_recover.rs Normal file
View file

@ -0,0 +1 @@
type T = T<0, ,T>;

45
crates/parser/test_data/parser/inline/err/0031_generic_param_list_recover.rast Normal file
View file

@ -0,0 +1,45 @@
SOURCE_FILE
FN
FN_KW "fn"
WHITESPACE " "
NAME
IDENT "f"
GENERIC_PARAM_LIST
L_ANGLE "<"
TYPE_PARAM
NAME
IDENT "T"
COLON ":"
WHITESPACE " "
TYPE_BOUND_LIST
TYPE_BOUND
PATH_TYPE
PATH
PATH_SEGMENT
NAME_REF
IDENT "Clone"
COMMA ","
ERROR
COMMA ","
WHITESPACE " "
TYPE_PARAM
NAME
IDENT "U"
COLON ":"
TYPE_BOUND_LIST
COMMA ","
WHITESPACE " "
TYPE_PARAM
NAME
IDENT "V"
R_ANGLE ">"
PARAM_LIST
L_PAREN "("
R_PAREN ")"
WHITESPACE " "
BLOCK_EXPR
STMT_LIST
L_CURLY "{"
R_CURLY "}"
WHITESPACE "\n"
error 14: expected generic parameter

1
crates/parser/test_data/parser/inline/err/0031_generic_param_list_recover.rs Normal file
View file

@ -0,0 +1 @@
fn f<T: Clone,, U:, V>() {}