|  | 4space :=$= $(space)$(space)$(space)$(space) | 
|  | invert_bool =$= $(if $(strip $(1)),,true) | 
|  |  | 
|  | # Converts a list to a JSON list. | 
|  | # $1: List separator. | 
|  | # $2: List. | 
|  | _json_list =$= [$(if $(2),"$(subst $(1),"$(comma)",$(2))")] | 
|  |  | 
|  | # Converts a space-separated list to a JSON list. | 
|  | json_list =$= $(call _json_list,$(space),$(1)) | 
|  |  | 
|  | # Converts a comma-separated list to a JSON list. | 
|  | csv_to_json_list =$= $(call _json_list,$(comma),$(1)) | 
|  |  | 
|  | # Adds or removes 4 spaces from _json_indent | 
|  | json_increase_indent =$= $(eval _json_indent := $$(_json_indent)$$(4space)) | 
|  | json_decrease_indent =$= $(eval _json_indent := $$(subst _,$$(space),$$(patsubst %____,%,$$(subst $$(space),_,$$(_json_indent))))) | 
|  |  | 
|  | # 1: Key name | 
|  | # 2: Value | 
|  | add_json_val =$= $(eval _json_contents := $$(_json_contents)$$(_json_indent)"$$(strip $$(1))": $$(strip $$(2))$$(comma)$$(newline)) | 
|  | add_json_str =$= $(call add_json_val,$(1),"$(strip $(2))") | 
|  | add_json_list =$= $(call add_json_val,$(1),$(call json_list,$(patsubst %,%,$(2)))) | 
|  | add_json_csv =$= $(call add_json_val,$(1),$(call csv_to_json_list,$(strip $(2)))) | 
|  | add_json_bool =$= $(call add_json_val,$(1),$(if $(strip $(2)),true,false)) | 
|  | add_json_map =$= $(eval _json_contents := $$(_json_contents)$$(_json_indent)"$$(strip $$(1))": {$$(newline))$(json_increase_indent) | 
|  | end_json_map =$= $(json_decrease_indent)$(eval _json_contents := $$(_json_contents)$$(if $$(filter %$$(comma),$$(lastword $$(_json_contents))),__SV_END)$$(_json_indent)},$$(newline)) | 
|  |  | 
|  | # Clears _json_contents to start a new json file | 
|  | json_start =$= $(eval _json_contents := {$$(newline))$(eval _json_indent := $$(4space)) | 
|  |  | 
|  | # Adds the trailing close brace to _json_contents, and removes any trailing commas if necessary | 
|  | json_end =$= $(eval _json_contents := $$(subst $$(comma)$$(newline)__SV_END,$$(newline),$$(_json_contents)__SV_END}$$(newline))) | 
|  |  | 
|  | json_contents =$= $(_json_contents) |