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Factor out PEEK_TOKEN macro

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This commit is contained in:
David Tolnay 2022-07-20 22:39:46 -07:00
parent 32a7455c34
commit 9f4591df4c
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GPG key ID: F9BA143B95FF6D82
1 changed files with 46 additions and 199 deletions
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245
src/parser.rs
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@ -31,6 +31,16 @@ use crate::{
use core::mem::size_of; use core::mem::size_of;
use core::ptr::{self, addr_of_mut}; use core::ptr::{self, addr_of_mut};
macro_rules! PEEK_TOKEN {
($parser:expr) => {
if (*$parser).token_available != 0 || yaml_parser_fetch_more_tokens($parser) != 0 {
(*$parser).tokens.head
} else {
ptr::null_mut::<yaml_token_t>()
}
};
}
macro_rules! SKIP_TOKEN { macro_rules! SKIP_TOKEN {
($parser:expr) => { ($parser:expr) => {
(*$parser).token_available = 0_i32; (*$parser).token_available = 0_i32;
@ -163,12 +173,7 @@ unsafe fn yaml_parser_parse_stream_start(
mut parser: *mut yaml_parser_t, mut parser: *mut yaml_parser_t,
mut event: *mut yaml_event_t, mut event: *mut yaml_event_t,
) -> libc::c_int { ) -> libc::c_int {
let token: *mut yaml_token_t = let token: *mut yaml_token_t = PEEK_TOKEN!(parser);
if (*parser).token_available != 0 || yaml_parser_fetch_more_tokens(parser) != 0 {
(*parser).tokens.head
} else {
ptr::null_mut::<yaml_token_t>()
};
if token.is_null() { if token.is_null() {
return 0_i32; return 0_i32;
} }
@ -209,11 +214,7 @@ unsafe fn yaml_parser_parse_document_start(
start: ptr::null_mut::<yaml_tag_directive_t>(), start: ptr::null_mut::<yaml_tag_directive_t>(),
end: ptr::null_mut::<yaml_tag_directive_t>(), end: ptr::null_mut::<yaml_tag_directive_t>(),
}; };
token = if (*parser).token_available != 0 || yaml_parser_fetch_more_tokens(parser) != 0 { token = PEEK_TOKEN!(parser);
(*parser).tokens.head
} else {
ptr::null_mut::<yaml_token_t>()
};
if token.is_null() { if token.is_null() {
return 0_i32; return 0_i32;
} }
@ -222,12 +223,7 @@ unsafe fn yaml_parser_parse_document_start(
== YAML_DOCUMENT_END_TOKEN as libc::c_int as libc::c_uint == YAML_DOCUMENT_END_TOKEN as libc::c_int as libc::c_uint
{ {
SKIP_TOKEN!(parser); SKIP_TOKEN!(parser);
token = if (*parser).token_available != 0 || yaml_parser_fetch_more_tokens(parser) != 0 token = PEEK_TOKEN!(parser);
{
(*parser).tokens.head
} else {
ptr::null_mut::<yaml_token_t>()
};
if token.is_null() { if token.is_null() {
return 0_i32; return 0_i32;
} }
@ -299,11 +295,7 @@ unsafe fn yaml_parser_parse_document_start(
{ {
return 0_i32; return 0_i32;
} }
token = if (*parser).token_available != 0 || yaml_parser_fetch_more_tokens(parser) != 0 { token = PEEK_TOKEN!(parser);
(*parser).tokens.head
} else {
ptr::null_mut::<yaml_token_t>()
};
if !token.is_null() { if !token.is_null() {
if (*token).type_ as libc::c_uint if (*token).type_ as libc::c_uint
!= YAML_DOCUMENT_START_TOKEN as libc::c_int as libc::c_uint != YAML_DOCUMENT_START_TOKEN as libc::c_int as libc::c_uint
@ -380,12 +372,7 @@ unsafe fn yaml_parser_parse_document_content(
mut parser: *mut yaml_parser_t, mut parser: *mut yaml_parser_t,
event: *mut yaml_event_t, event: *mut yaml_event_t,
) -> libc::c_int { ) -> libc::c_int {
let token: *mut yaml_token_t = let token: *mut yaml_token_t = PEEK_TOKEN!(parser);
if (*parser).token_available != 0 || yaml_parser_fetch_more_tokens(parser) != 0 {
(*parser).tokens.head
} else {
ptr::null_mut::<yaml_token_t>()
};
if token.is_null() { if token.is_null() {
return 0_i32; return 0_i32;
} }
@ -411,12 +398,7 @@ unsafe fn yaml_parser_parse_document_end(
) -> libc::c_int { ) -> libc::c_int {
let mut end_mark: yaml_mark_t; let mut end_mark: yaml_mark_t;
let mut implicit: libc::c_int = 1_i32; let mut implicit: libc::c_int = 1_i32;
let token: *mut yaml_token_t = let token: *mut yaml_token_t = PEEK_TOKEN!(parser);
if (*parser).token_available != 0 || yaml_parser_fetch_more_tokens(parser) != 0 {
(*parser).tokens.head
} else {
ptr::null_mut::<yaml_token_t>()
};
if token.is_null() { if token.is_null() {
return 0_i32; return 0_i32;
} }
@ -467,11 +449,7 @@ unsafe fn yaml_parser_parse_node(
column: 0, column: 0,
}; };
let implicit: libc::c_int; let implicit: libc::c_int;
token = if (*parser).token_available != 0 || yaml_parser_fetch_more_tokens(parser) != 0 { token = PEEK_TOKEN!(parser);
(*parser).tokens.head
} else {
ptr::null_mut::<yaml_token_t>()
};
if token.is_null() { if token.is_null() {
return 0_i32; return 0_i32;
} }
@ -499,12 +477,7 @@ unsafe fn yaml_parser_parse_node(
start_mark = (*token).start_mark; start_mark = (*token).start_mark;
end_mark = (*token).end_mark; end_mark = (*token).end_mark;
SKIP_TOKEN!(parser); SKIP_TOKEN!(parser);
token = if (*parser).token_available != 0 || yaml_parser_fetch_more_tokens(parser) != 0 token = PEEK_TOKEN!(parser);
{
(*parser).tokens.head
} else {
ptr::null_mut::<yaml_token_t>()
};
if token.is_null() { if token.is_null() {
current_block = 17786380918591080555; current_block = 17786380918591080555;
} else if (*token).type_ as libc::c_uint } else if (*token).type_ as libc::c_uint
@ -515,13 +488,7 @@ unsafe fn yaml_parser_parse_node(
tag_mark = (*token).start_mark; tag_mark = (*token).start_mark;
end_mark = (*token).end_mark; end_mark = (*token).end_mark;
SKIP_TOKEN!(parser); SKIP_TOKEN!(parser);
token = if (*parser).token_available != 0 token = PEEK_TOKEN!(parser);
|| yaml_parser_fetch_more_tokens(parser) != 0
{
(*parser).tokens.head
} else {
ptr::null_mut::<yaml_token_t>()
};
if token.is_null() { if token.is_null() {
current_block = 17786380918591080555; current_block = 17786380918591080555;
} else { } else {
@ -537,12 +504,7 @@ unsafe fn yaml_parser_parse_node(
start_mark = tag_mark; start_mark = tag_mark;
end_mark = (*token).end_mark; end_mark = (*token).end_mark;
SKIP_TOKEN!(parser); SKIP_TOKEN!(parser);
token = if (*parser).token_available != 0 || yaml_parser_fetch_more_tokens(parser) != 0 token = PEEK_TOKEN!(parser);
{
(*parser).tokens.head
} else {
ptr::null_mut::<yaml_token_t>()
};
if token.is_null() { if token.is_null() {
current_block = 17786380918591080555; current_block = 17786380918591080555;
} else if (*token).type_ as libc::c_uint } else if (*token).type_ as libc::c_uint
@ -551,13 +513,7 @@ unsafe fn yaml_parser_parse_node(
anchor = (*token).data.anchor.value; anchor = (*token).data.anchor.value;
end_mark = (*token).end_mark; end_mark = (*token).end_mark;
SKIP_TOKEN!(parser); SKIP_TOKEN!(parser);
token = if (*parser).token_available != 0 token = PEEK_TOKEN!(parser);
|| yaml_parser_fetch_more_tokens(parser) != 0
{
(*parser).tokens.head
} else {
ptr::null_mut::<yaml_token_t>()
};
if token.is_null() { if token.is_null() {
current_block = 17786380918591080555; current_block = 17786380918591080555;
} else { } else {
@ -864,11 +820,7 @@ unsafe fn yaml_parser_parse_block_sequence_entry(
) -> libc::c_int { ) -> libc::c_int {
let mut token: *mut yaml_token_t; let mut token: *mut yaml_token_t;
if first != 0 { if first != 0 {
token = if (*parser).token_available != 0 || yaml_parser_fetch_more_tokens(parser) != 0 { token = PEEK_TOKEN!(parser);
(*parser).tokens.head
} else {
ptr::null_mut::<yaml_token_t>()
};
if if (*parser).marks.top != (*parser).marks.end if if (*parser).marks.top != (*parser).marks.end
|| yaml_stack_extend( || yaml_stack_extend(
addr_of_mut!((*parser).marks.start) as *mut *mut libc::c_void, addr_of_mut!((*parser).marks.start) as *mut *mut libc::c_void,
@ -890,22 +842,14 @@ unsafe fn yaml_parser_parse_block_sequence_entry(
} }
SKIP_TOKEN!(parser); SKIP_TOKEN!(parser);
} }
token = if (*parser).token_available != 0 || yaml_parser_fetch_more_tokens(parser) != 0 { token = PEEK_TOKEN!(parser);
(*parser).tokens.head
} else {
ptr::null_mut::<yaml_token_t>()
};
if token.is_null() { if token.is_null() {
return 0_i32; return 0_i32;
} }
if (*token).type_ as libc::c_uint == YAML_BLOCK_ENTRY_TOKEN as libc::c_int as libc::c_uint { if (*token).type_ as libc::c_uint == YAML_BLOCK_ENTRY_TOKEN as libc::c_int as libc::c_uint {
let mark: yaml_mark_t = (*token).end_mark; let mark: yaml_mark_t = (*token).end_mark;
SKIP_TOKEN!(parser); SKIP_TOKEN!(parser);
token = if (*parser).token_available != 0 || yaml_parser_fetch_more_tokens(parser) != 0 { token = PEEK_TOKEN!(parser);
(*parser).tokens.head
} else {
ptr::null_mut::<yaml_token_t>()
};
if token.is_null() { if token.is_null() {
return 0_i32; return 0_i32;
} }
@ -971,22 +915,14 @@ unsafe fn yaml_parser_parse_indentless_sequence_entry(
mut event: *mut yaml_event_t, mut event: *mut yaml_event_t,
) -> libc::c_int { ) -> libc::c_int {
let mut token: *mut yaml_token_t; let mut token: *mut yaml_token_t;
token = if (*parser).token_available != 0 || yaml_parser_fetch_more_tokens(parser) != 0 { token = PEEK_TOKEN!(parser);
(*parser).tokens.head
} else {
ptr::null_mut::<yaml_token_t>()
};
if token.is_null() { if token.is_null() {
return 0_i32; return 0_i32;
} }
if (*token).type_ as libc::c_uint == YAML_BLOCK_ENTRY_TOKEN as libc::c_int as libc::c_uint { if (*token).type_ as libc::c_uint == YAML_BLOCK_ENTRY_TOKEN as libc::c_int as libc::c_uint {
let mark: yaml_mark_t = (*token).end_mark; let mark: yaml_mark_t = (*token).end_mark;
SKIP_TOKEN!(parser); SKIP_TOKEN!(parser);
token = if (*parser).token_available != 0 || yaml_parser_fetch_more_tokens(parser) != 0 { token = PEEK_TOKEN!(parser);
(*parser).tokens.head
} else {
ptr::null_mut::<yaml_token_t>()
};
if token.is_null() { if token.is_null() {
return 0_i32; return 0_i32;
} }
@ -1042,11 +978,7 @@ unsafe fn yaml_parser_parse_block_mapping_key(
) -> libc::c_int { ) -> libc::c_int {
let mut token: *mut yaml_token_t; let mut token: *mut yaml_token_t;
if first != 0 { if first != 0 {
token = if (*parser).token_available != 0 || yaml_parser_fetch_more_tokens(parser) != 0 { token = PEEK_TOKEN!(parser);
(*parser).tokens.head
} else {
ptr::null_mut::<yaml_token_t>()
};
if if (*parser).marks.top != (*parser).marks.end if if (*parser).marks.top != (*parser).marks.end
|| yaml_stack_extend( || yaml_stack_extend(
addr_of_mut!((*parser).marks.start) as *mut *mut libc::c_void, addr_of_mut!((*parser).marks.start) as *mut *mut libc::c_void,
@ -1068,22 +1000,14 @@ unsafe fn yaml_parser_parse_block_mapping_key(
} }
SKIP_TOKEN!(parser); SKIP_TOKEN!(parser);
} }
token = if (*parser).token_available != 0 || yaml_parser_fetch_more_tokens(parser) != 0 { token = PEEK_TOKEN!(parser);
(*parser).tokens.head
} else {
ptr::null_mut::<yaml_token_t>()
};
if token.is_null() { if token.is_null() {
return 0_i32; return 0_i32;
} }
if (*token).type_ as libc::c_uint == YAML_KEY_TOKEN as libc::c_int as libc::c_uint { if (*token).type_ as libc::c_uint == YAML_KEY_TOKEN as libc::c_int as libc::c_uint {
let mark: yaml_mark_t = (*token).end_mark; let mark: yaml_mark_t = (*token).end_mark;
SKIP_TOKEN!(parser); SKIP_TOKEN!(parser);
token = if (*parser).token_available != 0 || yaml_parser_fetch_more_tokens(parser) != 0 { token = PEEK_TOKEN!(parser);
(*parser).tokens.head
} else {
ptr::null_mut::<yaml_token_t>()
};
if token.is_null() { if token.is_null() {
return 0_i32; return 0_i32;
} }
@ -1150,22 +1074,14 @@ unsafe fn yaml_parser_parse_block_mapping_value(
event: *mut yaml_event_t, event: *mut yaml_event_t,
) -> libc::c_int { ) -> libc::c_int {
let mut token: *mut yaml_token_t; let mut token: *mut yaml_token_t;
token = if (*parser).token_available != 0 || yaml_parser_fetch_more_tokens(parser) != 0 { token = PEEK_TOKEN!(parser);
(*parser).tokens.head
} else {
ptr::null_mut::<yaml_token_t>()
};
if token.is_null() { if token.is_null() {
return 0_i32; return 0_i32;
} }
if (*token).type_ as libc::c_uint == YAML_VALUE_TOKEN as libc::c_int as libc::c_uint { if (*token).type_ as libc::c_uint == YAML_VALUE_TOKEN as libc::c_int as libc::c_uint {
let mark: yaml_mark_t = (*token).end_mark; let mark: yaml_mark_t = (*token).end_mark;
SKIP_TOKEN!(parser); SKIP_TOKEN!(parser);
token = if (*parser).token_available != 0 || yaml_parser_fetch_more_tokens(parser) != 0 { token = PEEK_TOKEN!(parser);
(*parser).tokens.head
} else {
ptr::null_mut::<yaml_token_t>()
};
if token.is_null() { if token.is_null() {
return 0_i32; return 0_i32;
} }
@ -1210,11 +1126,7 @@ unsafe fn yaml_parser_parse_flow_sequence_entry(
) -> libc::c_int { ) -> libc::c_int {
let mut token: *mut yaml_token_t; let mut token: *mut yaml_token_t;
if first != 0 { if first != 0 {
token = if (*parser).token_available != 0 || yaml_parser_fetch_more_tokens(parser) != 0 { token = PEEK_TOKEN!(parser);
(*parser).tokens.head
} else {
ptr::null_mut::<yaml_token_t>()
};
if if (*parser).marks.top != (*parser).marks.end if if (*parser).marks.top != (*parser).marks.end
|| yaml_stack_extend( || yaml_stack_extend(
addr_of_mut!((*parser).marks.start) as *mut *mut libc::c_void, addr_of_mut!((*parser).marks.start) as *mut *mut libc::c_void,
@ -1236,11 +1148,7 @@ unsafe fn yaml_parser_parse_flow_sequence_entry(
} }
SKIP_TOKEN!(parser); SKIP_TOKEN!(parser);
} }
token = if (*parser).token_available != 0 || yaml_parser_fetch_more_tokens(parser) != 0 { token = PEEK_TOKEN!(parser);
(*parser).tokens.head
} else {
ptr::null_mut::<yaml_token_t>()
};
if token.is_null() { if token.is_null() {
return 0_i32; return 0_i32;
} }
@ -1251,13 +1159,7 @@ unsafe fn yaml_parser_parse_flow_sequence_entry(
== YAML_FLOW_ENTRY_TOKEN as libc::c_int as libc::c_uint == YAML_FLOW_ENTRY_TOKEN as libc::c_int as libc::c_uint
{ {
SKIP_TOKEN!(parser); SKIP_TOKEN!(parser);
token = if (*parser).token_available != 0 token = PEEK_TOKEN!(parser);
|| yaml_parser_fetch_more_tokens(parser) != 0
{
(*parser).tokens.head
} else {
ptr::null_mut::<yaml_token_t>()
};
if token.is_null() { if token.is_null() {
return 0_i32; return 0_i32;
} }
@ -1337,12 +1239,7 @@ unsafe fn yaml_parser_parse_flow_sequence_entry_mapping_key(
mut parser: *mut yaml_parser_t, mut parser: *mut yaml_parser_t,
event: *mut yaml_event_t, event: *mut yaml_event_t,
) -> libc::c_int { ) -> libc::c_int {
let token: *mut yaml_token_t = let token: *mut yaml_token_t = PEEK_TOKEN!(parser);
if (*parser).token_available != 0 || yaml_parser_fetch_more_tokens(parser) != 0 {
(*parser).tokens.head
} else {
ptr::null_mut::<yaml_token_t>()
};
if token.is_null() { if token.is_null() {
return 0_i32; return 0_i32;
} }
@ -1384,21 +1281,13 @@ unsafe fn yaml_parser_parse_flow_sequence_entry_mapping_value(
event: *mut yaml_event_t, event: *mut yaml_event_t,
) -> libc::c_int { ) -> libc::c_int {
let mut token: *mut yaml_token_t; let mut token: *mut yaml_token_t;
token = if (*parser).token_available != 0 || yaml_parser_fetch_more_tokens(parser) != 0 { token = PEEK_TOKEN!(parser);
(*parser).tokens.head
} else {
ptr::null_mut::<yaml_token_t>()
};
if token.is_null() { if token.is_null() {
return 0_i32; return 0_i32;
} }
if (*token).type_ as libc::c_uint == YAML_VALUE_TOKEN as libc::c_int as libc::c_uint { if (*token).type_ as libc::c_uint == YAML_VALUE_TOKEN as libc::c_int as libc::c_uint {
SKIP_TOKEN!(parser); SKIP_TOKEN!(parser);
token = if (*parser).token_available != 0 || yaml_parser_fetch_more_tokens(parser) != 0 { token = PEEK_TOKEN!(parser);
(*parser).tokens.head
} else {
ptr::null_mut::<yaml_token_t>()
};
if token.is_null() { if token.is_null() {
return 0_i32; return 0_i32;
} }
@ -1436,12 +1325,7 @@ unsafe fn yaml_parser_parse_flow_sequence_entry_mapping_end(
mut parser: *mut yaml_parser_t, mut parser: *mut yaml_parser_t,
mut event: *mut yaml_event_t, mut event: *mut yaml_event_t,
) -> libc::c_int { ) -> libc::c_int {
let token: *mut yaml_token_t = let token: *mut yaml_token_t = PEEK_TOKEN!(parser);
if (*parser).token_available != 0 || yaml_parser_fetch_more_tokens(parser) != 0 {
(*parser).tokens.head
} else {
ptr::null_mut::<yaml_token_t>()
};
if token.is_null() { if token.is_null() {
return 0_i32; return 0_i32;
} }
@ -1464,11 +1348,7 @@ unsafe fn yaml_parser_parse_flow_mapping_key(
) -> libc::c_int { ) -> libc::c_int {
let mut token: *mut yaml_token_t; let mut token: *mut yaml_token_t;
if first != 0 { if first != 0 {
token = if (*parser).token_available != 0 || yaml_parser_fetch_more_tokens(parser) != 0 { token = PEEK_TOKEN!(parser);
(*parser).tokens.head
} else {
ptr::null_mut::<yaml_token_t>()
};
if if (*parser).marks.top != (*parser).marks.end if if (*parser).marks.top != (*parser).marks.end
|| yaml_stack_extend( || yaml_stack_extend(
addr_of_mut!((*parser).marks.start) as *mut *mut libc::c_void, addr_of_mut!((*parser).marks.start) as *mut *mut libc::c_void,
@ -1490,11 +1370,7 @@ unsafe fn yaml_parser_parse_flow_mapping_key(
} }
SKIP_TOKEN!(parser); SKIP_TOKEN!(parser);
} }
token = if (*parser).token_available != 0 || yaml_parser_fetch_more_tokens(parser) != 0 { token = PEEK_TOKEN!(parser);
(*parser).tokens.head
} else {
ptr::null_mut::<yaml_token_t>()
};
if token.is_null() { if token.is_null() {
return 0_i32; return 0_i32;
} }
@ -1505,13 +1381,7 @@ unsafe fn yaml_parser_parse_flow_mapping_key(
== YAML_FLOW_ENTRY_TOKEN as libc::c_int as libc::c_uint == YAML_FLOW_ENTRY_TOKEN as libc::c_int as libc::c_uint
{ {
SKIP_TOKEN!(parser); SKIP_TOKEN!(parser);
token = if (*parser).token_available != 0 token = PEEK_TOKEN!(parser);
|| yaml_parser_fetch_more_tokens(parser) != 0
{
(*parser).tokens.head
} else {
ptr::null_mut::<yaml_token_t>()
};
if token.is_null() { if token.is_null() {
return 0_i32; return 0_i32;
} }
@ -1529,12 +1399,7 @@ unsafe fn yaml_parser_parse_flow_mapping_key(
} }
if (*token).type_ as libc::c_uint == YAML_KEY_TOKEN as libc::c_int as libc::c_uint { if (*token).type_ as libc::c_uint == YAML_KEY_TOKEN as libc::c_int as libc::c_uint {
SKIP_TOKEN!(parser); SKIP_TOKEN!(parser);
token = if (*parser).token_available != 0 || yaml_parser_fetch_more_tokens(parser) != 0 token = PEEK_TOKEN!(parser);
{
(*parser).tokens.head
} else {
ptr::null_mut::<yaml_token_t>()
};
if token.is_null() { if token.is_null() {
return 0_i32; return 0_i32;
} }
@ -1616,11 +1481,7 @@ unsafe fn yaml_parser_parse_flow_mapping_value(
empty: libc::c_int, empty: libc::c_int,
) -> libc::c_int { ) -> libc::c_int {
let mut token: *mut yaml_token_t; let mut token: *mut yaml_token_t;
token = if (*parser).token_available != 0 || yaml_parser_fetch_more_tokens(parser) != 0 { token = PEEK_TOKEN!(parser);
(*parser).tokens.head
} else {
ptr::null_mut::<yaml_token_t>()
};
if token.is_null() { if token.is_null() {
return 0_i32; return 0_i32;
} }
@ -1630,11 +1491,7 @@ unsafe fn yaml_parser_parse_flow_mapping_value(
} }
if (*token).type_ as libc::c_uint == YAML_VALUE_TOKEN as libc::c_int as libc::c_uint { if (*token).type_ as libc::c_uint == YAML_VALUE_TOKEN as libc::c_int as libc::c_uint {
SKIP_TOKEN!(parser); SKIP_TOKEN!(parser);
token = if (*parser).token_available != 0 || yaml_parser_fetch_more_tokens(parser) != 0 { token = PEEK_TOKEN!(parser);
(*parser).tokens.head
} else {
ptr::null_mut::<yaml_token_t>()
};
if token.is_null() { if token.is_null() {
return 0_i32; return 0_i32;
} }
@ -1747,11 +1604,7 @@ unsafe fn yaml_parser_process_directives(
0_i32 0_i32
} == 0) } == 0)
{ {
token = if (*parser).token_available != 0 || yaml_parser_fetch_more_tokens(parser) != 0 { token = PEEK_TOKEN!(parser);
(*parser).tokens.head
} else {
ptr::null_mut::<yaml_token_t>()
};
if !token.is_null() { if !token.is_null() {
loop { loop {
if !((*token).type_ as libc::c_uint if !((*token).type_ as libc::c_uint
@ -1833,13 +1686,7 @@ unsafe fn yaml_parser_process_directives(
} }
} }
SKIP_TOKEN!(parser); SKIP_TOKEN!(parser);
token = if (*parser).token_available != 0 token = PEEK_TOKEN!(parser);
|| yaml_parser_fetch_more_tokens(parser) != 0
{
(*parser).tokens.head
} else {
ptr::null_mut::<yaml_token_t>()
};
if token.is_null() { if token.is_null() {
current_block = 17143798186130252483; current_block = 17143798186130252483;
break; break;