diff --git a/src/YAML_parse.f90 b/src/YAML_parse.f90 index cb5b726dc..2beab6fe8 100644 --- a/src/YAML_parse.f90 +++ b/src/YAML_parse.f90 @@ -222,11 +222,24 @@ logical function isKey(line) else isKey = IO_rmComment(line(len(IO_rmComment(line)):len(IO_rmComment(line)))) == ':' & .and. .not. isFlow(line) + isKey = isKey .and. index(IO_rmComment(line),':') == index(IO_rmComment(line),':',back =.true.) endif end function isKey +!-------------------------------------------------------------------------------------------------- +! @brief check whether a string is a list in flow style +!-------------------------------------------------------------------------------------------------- +logical function isFlowList(line) + + character(len=*), intent(in) :: line + + isFlowList = index(adjustl(line),'[') == 1 + +end function isFlowList + + !-------------------------------------------------------------------------------------------------- ! @brief skip empty lines ! @details update start position in the block by skipping empty lines if present. @@ -272,6 +285,57 @@ subroutine skip_file_header(blck,s_blck) end subroutine skip_file_header +!-------------------------------------------------------------------------------------------------- +!> @brief check if the flow line contains line break +!-------------------------------------------------------------------------------------------------- +logical function is_end(str,e_char) + + character(len=*), intent(in) :: str + character, intent(in) :: e_char !< end of list/dict ( '}' or ']') + integer :: N_sq, & !< number of open square brackets + N_cu, & !< number of open curly brackets + i + character(len=:), allocatable:: line + + is_end = .false. + N_sq = 0 + N_cu = 0 + if(e_char == ']') line = str(index(str(:),'[')+1:) + if(e_char == '}') line = str(index(str(:),'{')+1:) + + do i = 1, len_trim(line) + is_end = (N_sq==0 .and. N_cu==0 .and. scan(line(i:i),e_char) == 1) + N_sq = N_sq + merge(1,0,line(i:i) == '[') + N_cu = N_cu + merge(1,0,line(i:i) == '{') + N_sq = N_sq - merge(1,0,line(i:i) == ']') + N_cu = N_cu - merge(1,0,line(i:i) == '}') + enddo + + +end function is_end + +!-------------------------------------------------------------------------------------------------- +!> @brief return the flow YAML line without line break +!-------------------------------------------------------------------------------------------------- +subroutine line_break(blck,s_blck,e_char,flow_sgl) + + character(len=*), intent(in) :: blck !< YAML in mixed style + integer, intent(inout) :: s_blck + character, intent(in) :: e_char !< end of list/dict ( '}' or ']') + character(len=:), allocatable, intent(out) :: flow_sgl + logical :: line_end + + line_end =.false. + flow_sgl = '' + + do while(.not.line_end) + flow_sgl = flow_sgl//IO_rmComment(blck(s_blck:s_blck + index(blck(s_blck:),IO_EOL) - 2))//' ' + line_end = is_end(flow_sgl,e_char) + s_blck = s_blck + index(blck(s_blck:),IO_EOL) + enddo + +end subroutine line_break + !-------------------------------------------------------------------------------------------------- ! @brief reads a line of YAML block which is already in flow style @@ -402,7 +466,7 @@ recursive subroutine lst(blck,flow,s_blck,s_flow,offset) integer, intent(inout) :: s_blck, & !< start position in blck s_flow, & !< start position in flow offset !< stores leading '- ' in nested lists - character(len=:), allocatable :: line + character(len=:), allocatable :: line,flow_sgl integer :: e_blck,indent indent = indentDepth(blck(s_blck:),offset) @@ -437,8 +501,12 @@ recursive subroutine lst(blck,flow,s_blck,s_flow,offset) s_blck = e_blck +2 offset = 0 elseif(isFlow(line)) then - call line_isFlow(flow,s_flow,line) - s_blck = e_blck +2 + if(isFlowList(line)) then + call line_break(blck,s_blck,']',flow_sgl) + else + call line_break(blck,s_blck,'}',flow_sgl) + endif + call line_isFlow(flow,s_flow,flow_sgl) offset = 0 endif else ! list item in the same line @@ -448,8 +516,13 @@ recursive subroutine lst(blck,flow,s_blck,s_flow,offset) s_blck = e_blck +2 offset = 0 elseif(isFlow(line)) then - call line_isFlow(flow,s_flow,line) - s_blck = e_blck +2 + s_blck = s_blck + index(blck(s_blck:),'-') + if(isFlowList(line)) then + call line_break(blck,s_blck,']',flow_sgl) + else + call line_break(blck,s_blck,'}',flow_sgl) + endif + call line_isFlow(flow,s_flow,flow_sgl) offset = 0 else ! non scalar list item offset = offset + indentDepth(blck(s_blck:))+1 ! offset in spaces to be ignored @@ -486,8 +559,8 @@ recursive subroutine dct(blck,flow,s_blck,s_flow,offset) s_flow, & !< start position in flow offset - character(len=:), allocatable :: line - integer :: e_blck,indent + character(len=:), allocatable :: line,flow_sgl + integer :: e_blck,indent,col_pos logical :: previous_isKey previous_isKey = .false. @@ -521,12 +594,22 @@ recursive subroutine dct(blck,flow,s_blck,s_flow,offset) endif if(isKeyValue(line)) then - call keyValue_toFlow(flow,s_flow,line) + col_pos = index(line,':') + if(isFlow(line(col_pos+1:))) then + if(isFlowList(line(col_pos+1:))) then + call line_break(blck,s_blck,']',flow_sgl) + else + call line_break(blck,s_blck,'}',flow_sgl) + endif + call keyValue_toFlow(flow,s_flow,flow_sgl) + else + call keyValue_toFlow(flow,s_flow,line) + s_blck = e_blck + 2 + endif else call line_toFlow(flow,s_flow,line) + s_blck = e_blck + 2 endif - - s_blck = e_blck +2 end if if(isScalar(line) .or. isKeyValue(line)) then @@ -559,7 +642,7 @@ recursive subroutine decide(blck,flow,s_blck,s_flow,offset) s_flow, & !< start position in flow offset integer :: e_blck - character(len=:), allocatable :: line + character(len=:), allocatable :: line,flow_sgl if(s_blck <= len(blck)) then call skip_empty_lines(blck,s_blck) @@ -583,8 +666,12 @@ recursive subroutine decide(blck,flow,s_blck,s_flow,offset) flow(s_flow:s_flow) = '}' s_flow = s_flow + 1 elseif(isFlow(line)) then + if(isFlowList(line)) then + call line_break(blck,s_blck,']',flow_sgl) + else + call line_break(blck,s_blck,'}',flow_sgl) + endif call line_isFlow(flow,s_flow,line) - s_blck = e_blck +2 else line = line(indentDepth(line)+1:) call line_toFlow(flow,s_flow,line) @@ -723,6 +810,20 @@ subroutine selfTest if (.not. to_flow(flow_mixed_braces) == flow) error stop 'to_flow' end block basic_flow + multi_line_flow: block + character(len=*), parameter :: flow_multi = & + "%YAML 1.1"//IO_EOL//& + "---"//IO_EOL//& + "a: [b,"//IO_EOL//& + "c: "//IO_EOL//& + "d, e]"//IO_EOL + character(len=*), parameter :: flow = & + "{a: [b, {c: d}, e]}" + + if( .not. to_flow(flow_multi) == flow) error stop 'to_flow' + end block multi_line_flow + + basic_mixed: block character(len=*), parameter :: block_flow = & "%YAML 1.1"//IO_EOL//&