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fix: 🐛 Transitive Comparator for script sorting #277

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merged 4 commits into from
Jun 17, 2023
Merged

fix: 🐛 Transitive Comparator for script sorting #277

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69b5e4e
Transitive Comparator for script sorting
boardengineer Jun 16, 2023
d5d7bec
reverse the type order to be ancestor first
boardengineer Jun 16, 2023
435abb4
Add static types, remove unused manual cache
boardengineer Jun 16, 2023
14414b6
pop the last ele
boardengineer Jun 17, 2023
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47 changes: 26 additions & 21 deletions addons/mod_loader/internal/script_extension.gd
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Original file line number Diff line number Diff line change
Expand Up @@ -49,28 +49,33 @@ static func handle_script_extensions() -> void:

# Inner class so the sort function can be called by handle_script_extensions()
class InheritanceSorting:
# Go up extension_a's inheritance tree to find if any parent shares the same vanilla path as extension_b
static func _check_inheritances(extension_a: ScriptExtensionData, extension_b: ScriptExtensionData)->bool:
var a_child_script: Script

if ModLoaderStore.loaded_vanilla_parents_cache.keys().has(extension_a.parent_script_path):
a_child_script = ResourceLoader.load(extension_a.parent_script_path)
else:
a_child_script = ResourceLoader.load(extension_a.parent_script_path)
ModLoaderStore.loaded_vanilla_parents_cache[extension_a.parent_script_path] = a_child_script

var a_parent_script: Script = a_child_script.get_base_script()

if a_parent_script == null:

static func _check_inheritances(extension_a:ScriptExtensionData, extension_b:ScriptExtensionData)->bool:
var a_stack = []
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var parent_script = load(extension_a.extension_path)
while parent_script:
a_stack.push_front(parent_script.resource_path)
parent_script = parent_script.get_base_script()

var b_stack = []
parent_script = load(extension_b.extension_path)
while parent_script:
b_stack.push_front(parent_script.resource_path)
parent_script = parent_script.get_base_script()

var last_index
for index in a_stack.size():
if index >= b_stack.size():
return false
if a_stack[index] != b_stack[index]:
return a_stack[index] < b_stack[index]
last_index = index

if last_index < b_stack.size():
# 'a' has a shorter stack
return true

var a_parent_script_path = a_parent_script.resource_path
if a_parent_script_path == extension_b.parent_script_path:
return false

else:
return _check_inheritances(ScriptExtensionData.new(extension_a.extension_path, a_parent_script_path, extension_a.mod_id), extension_b)


return extension_a.extension_path < extension_b.extension_path

static func apply_extension(extension_path: String) -> Script:
# Check path to file exists
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