fix: Add debug info to nested function definitions

[tatiana-s]

Closes #1608

[github-actions]

Bencher Report

Project	guppylang
Branch	ts/di-nested-fix
Testbed	Linux

Click to view all benchmark results

Benchmark	hugr_bytes	Benchmark Result bytes x 1e3 (Result Δ%)	Upper Boundary bytes x 1e3 (Limit %)	hugr_nodes	Benchmark Result nodes (Result Δ%)	Upper Boundary nodes (Limit %)
tests/benchmarks/test_big_array.py::test_big_array_compile	📈 view plot 🚷 view threshold	66.41 x 1e3 (0.00%) Baseline: 66.41 x 1e3	67.07 x 1e3 (99.01%)	📈 view plot 🚷 view threshold	4,595.00 (0.00%) Baseline: 4,595.00	4,640.95 (99.01%)
tests/benchmarks/test_ctrl_flow.py::test_many_ctrl_flow_compile	📈 view plot 🚷 view threshold	28.77 x 1e3 (-0.03%) Baseline: 28.78 x 1e3	29.06 x 1e3 (98.98%)	📈 view plot 🚷 view threshold	1,301.00 (0.00%) Baseline: 1,301.00	1,314.01 (99.01%)
tests/benchmarks/test_queue_push_pop.py::test_queue_push_benchmark_compile	📈 view plot 🚷 view threshold	7.84 x 1e3 (0.00%) Baseline: 7.84 x 1e3	7.92 x 1e3 (99.01%)	📈 view plot 🚷 view threshold	310.00 (0.00%) Baseline: 310.00	313.10 (99.01%)
tests/benchmarks/test_queue_push_pop.py::test_queue_push_pop_benchmark_compile	📈 view plot 🚷 view threshold	10.77 x 1e3 (0.00%) Baseline: 10.77 x 1e3	10.88 x 1e3 (99.01%)	📈 view plot 🚷 view threshold	411.00 (0.00%) Baseline: 411.00	415.11 (99.01%)

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[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 93.28%. Comparing base (7ce4321) to head (4439be2).

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #2112   +/-   ##
=======================================
  Coverage   93.27%   93.28%           
=======================================
  Files         154      154           
  Lines       14818    14823    +5     
=======================================
+ Hits        13822    13827    +5     
  Misses        996      996           

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[codspeed-hq]

Merging this PR will not alter performance

✅ 11 untouched benchmarks

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_{Comparing ts/di-nested-fix (4439be2) with main (7ce4321)}