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handle strings/YAML files > 2Gb (32 bit limit)

This commit is contained in:
Martin Diehl 2023-02-08 08:49:08 +01:00
parent 58c905d318
commit 4e57df9576
1 changed files with 31 additions and 30 deletions
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49
src/YAML_parse.f90
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@ -103,25 +103,26 @@ recursive function parse_flow(YAML_flow) result(node)
character(len=:), allocatable :: &
flow_string, &
key
integer :: &
integer(pI64) :: &
e, & ! end position of dictionary or list
s, & ! start position of dictionary or list
d ! position of key: value separator (':')
flow_string = trim(adjustl(YAML_flow))
if (len_trim(flow_string) == 0) then
if (len_trim(flow_string,pI64) == 0_pI64) then
node => emptyDict
return
elseif (flow_string(1:1) == '{') then ! start of a dictionary
e = 1
e = 1_pI64
allocate(tDict::node)
do while (e < len_trim(flow_string))
do while (e < len_trim(flow_string,pI64))
s = e
d = s + scan(flow_string(s+1:),':')
e = d + find_end(flow_string(d+1:),'}')
key = trim(adjustl(flow_string(s+1:d-1)))
d = s + scan(flow_string(s+1_pI64:),':',kind=pI64)
e = d + find_end(flow_string(d+1_pI64:),'}')
key = trim(adjustl(flow_string(s+1_pI64:d-1_pI64)))
if (quotedString(key)) key = key(2:len(key)-1)
myVal => parse_flow(flow_string(d+1:e-1)) ! parse items (recursively)
myVal => parse_flow(flow_string(d+1_pI64:e-1_pI64)) ! parse items (recursively)
select type (node)
class is (tDict)
@ -129,12 +130,12 @@ recursive function parse_flow(YAML_flow) result(node)
end select
end do
elseif (flow_string(1:1) == '[') then ! start of a list
e = 1
e = 1_pI64
allocate(tList::node)
do while (e < len_trim(flow_string))
do while (e < len_trim(flow_string,pI64))
s = e
e = s + find_end(flow_string(s+1:),']')
myVal => parse_flow(flow_string(s+1:e-1)) ! parse items (recursively)
e = s + find_end(flow_string(s+1_pI64:),']')
myVal => parse_flow(flow_string(s+1_pI64:e-1_pI64)) ! parse items (recursively)
select type (node)
class is (tList)
@ -165,21 +166,21 @@ integer function find_end(str,e_char)
character(len=*), intent(in) :: str !< chunk of YAML flow string
character, intent(in) :: e_char !< end of list/dict ( '}' or ']')
integer :: N_sq, & !< number of open square brackets
integer(pI64) :: N_sq, & !< number of open square brackets
N_cu, & !< number of open curly brackets
i
N_sq = 0
N_cu = 0
i = 1
do while(i<=len_trim(str))
if (scan(str(i:i),IO_QUOTES) == 1) i = i + scan(str(i+1:),str(i:i))
if (N_sq==0 .and. N_cu==0 .and. scan(str(i:i),e_char//',') == 1) exit
N_sq = N_sq + merge(1,0,str(i:i) == '[')
N_cu = N_cu + merge(1,0,str(i:i) == '{')
N_sq = N_sq - merge(1,0,str(i:i) == ']')
N_cu = N_cu - merge(1,0,str(i:i) == '}')
i = i + 1
N_sq = 0_pI64
N_cu = 0_pI64
i = 1_pI64
do while(i<=len_trim(str,pI64))
if (scan(str(i:i),IO_QUOTES,kind=pI64) == 1_pI64) i = i + scan(str(i+1:),str(i:i),kind=pI64)
if (N_sq==0 .and. N_cu==0 .and. scan(str(i:i),e_char//',',kind=pI64) == 1_pI64) exit
N_sq = N_sq + merge(1_pI64,0_pI64,str(i:i) == '[')
N_cu = N_cu + merge(1_pI64,0_pI64,str(i:i) == '{')
N_sq = N_sq - merge(1_pI64,0_pI64,str(i:i) == ']')
N_cu = N_cu - merge(1_pI64,0_pI64,str(i:i) == '}')
i = i + 1_pI64
end do
find_end = i