rusefi
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debugger.lua
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fix: ignore any frame that has no file (#41)

This commit is contained in:
Alec Larson 2018-04-26 13:55:45 -04:00 committed by GitHub
parent 7c4f15ea32
commit 4cc1189b23
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 11 additions and 4 deletions
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debugger.lua
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@ -136,14 +136,21 @@ end
local repl
-- Return false for stack frames without a source file,
-- which includes C frames and pre-compiled Lua bytecode.
local function frame_has_file(info)
return info.source:match('^@[%.%/]') ~= nil
end
local function hook_factory(repl_threshold)
return function(offset)
return function(event, _)
local info = debug.getinfo(2)
local has_file = frame_has_file(info)
if event == "call" and info.linedefined >= 0 then
if event == "call" and has_file then
offset = offset + 1
elseif event == "return" and info.linedefined >= 0 then
elseif event == "return" and has_file then
if offset <= repl_threshold then
-- TODO this is what causes the duplicated lines
-- Don't remember why this is even here...
@ -299,7 +306,7 @@ local function cmd_up()
offset = offset + 1
info = debug.getinfo(offset + LOCAL_STACK_LEVEL)
if not info then break end
until info.linedefined >= 0 -- only Lua frames pass this
until frame_has_file(info)
if info then
stack_offset = offset
@ -319,7 +326,7 @@ local function cmd_down()
offset = offset - 1
info = debug.getinfo(offset + LOCAL_STACK_LEVEL)
if not info then break end
until info.linedefined >= 0 -- only Lua frames pass this
until frame_has_file(info)
if info then
stack_offset = offset