58 lines
1.7 KiB
GDScript3
58 lines
1.7 KiB
GDScript3
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class_name LuaFunctionUtils
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extends RefCounted
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# Core Lua handler functions that extend Lua functionality
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static func table_tostring_handler(vm: LuauVM) -> int:
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vm.luaL_checktype(1, vm.LUA_TTABLE)
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var table_string = LuaPrintUtils.table_to_string(vm, 1)
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vm.lua_pushstring(table_string)
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return 1
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static func setup_gurt_api(vm: LuauVM, lua_api, dom_parser: HTMLParser) -> void:
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# override global print
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# This makes print() behave like gurt.log()
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vm.lua_pushcallable(LuaPrintUtils.lua_print, "print")
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vm.lua_setglobal("print")
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# Add table.tostring utility
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vm.lua_getglobal("table")
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if vm.lua_isnil(-1):
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vm.lua_pop(1)
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vm.lua_newtable()
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vm.lua_setglobal("table")
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vm.lua_getglobal("table")
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vm.lua_pushcallable(LuaFunctionUtils.table_tostring_handler, "table.tostring")
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vm.lua_setfield(-2, "tostring")
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vm.lua_pop(1) # Pop table from stack
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vm.lua_newtable()
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vm.lua_pushcallable(LuaPrintUtils.lua_print, "gurt.log")
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vm.lua_setfield(-2, "log")
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vm.lua_pushcallable(lua_api._gurt_select_handler, "gurt.select")
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vm.lua_setfield(-2, "select")
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# Add body element access
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var body_element = dom_parser.find_first("body")
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if body_element:
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vm.lua_newtable()
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vm.lua_pushstring("body")
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vm.lua_setfield(-2, "_element_id")
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# NOTE: same code as add_element_methods, but lazy to handle body.xxxx prop
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vm.lua_pushcallable(lua_api._element_set_text_handler, "body.set_text")
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vm.lua_setfield(-2, "set_text")
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vm.lua_pushcallable(lua_api._element_get_text_handler, "body.get_text")
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vm.lua_setfield(-2, "get_text")
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vm.lua_pushcallable(lua_api._body_on_event_handler, "body.on")
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vm.lua_setfield(-2, "on")
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vm.lua_setfield(-2, "body")
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vm.lua_setglobal("gurt")
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