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fix: fix issue with clean_text_nodes modifying arrary while iterating on it

main
Guilian 2025-01-18 18:50:03 +01:00
parent 968b3424cb
commit 71642b4884
Signed by: Guilian
GPG Key ID: B86CC9678982ED8C
1 changed files with 10 additions and 3 deletions
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13
html.lua
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@ -3,6 +3,13 @@ local function trim(str)
return str:match("^%s*(.-)%s*$") return str:match("^%s*(.-)%s*$")
end end
local function shallow_copy(t)
local t2 = {}
for k,v in pairs(t) do
t2[k] = v
end
return t2
end
local M = {} local M = {}
@ -407,7 +414,7 @@ function M.parse_tokens_into_document( TOKENS )
i = i+1 i = i+1
end end
DOCUMENT = M.clean_text_nodes( DOCUMENT ) M.clean_text_nodes( DOCUMENT )
return DOCUMENT return DOCUMENT
end end
@ -420,7 +427,7 @@ function M.clean_text_nodes(node)
return return
end end
for _, child in ipairs(node.children) do for _, child in ipairs( shallow_copy(node.children) ) do
M.clean_text_nodes( child ) M.clean_text_nodes( child )
end end
return return
@ -432,7 +439,7 @@ function M.clean_text_nodes(node)
error("Text node without a parent; should be impossible !") error("Text node without a parent; should be impossible !")
end end
for i, child in ipairs(node.parent.children) do for i, child in ipairs( shallow_copy(node.parent.children) ) do
if child == node then if child == node then
table.remove( node.parent.children, i ) table.remove( node.parent.children, i )
break break