refactor: xxxError use Pos instead of Position; NodeInterpreter/DbgPositioner

[xushiwei]

No description provided.

[codecov]

Codecov Report

Attention: 4 lines in your changes are missing coverage. Please review.

Comparison is base (723a6b4) 95.44% compared to head (9df74eb) 95.44%.
Report is 2 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #302   +/-   ##
=======================================
  Coverage   95.44%   95.44%           
=======================================
  Files          14       14           
  Lines        6503     6526   +23     
=======================================
+ Hits         6207     6229   +22     
  Misses        231      231           
- Partials       65       66    +1     

Files	Coverage Δ
ast.go	96.90% <100.00%> (+0.02%)	⬆️
builtin.go	94.57% <100.00%> (+0.04%)	⬆️
func.go	100.00% <100.00%> (ø)
import.go	96.04% <100.00%> (+0.95%)	⬆️
package.go	100.00% <100.00%> (ø)
stmt.go	94.58% <100.00%> (ø)
type_var_and_const.go	98.79% <100.00%> (-0.01%)	⬇️
typeparams.go	96.74% <100.00%> (ø)
codebuild.go	95.89% <95.18%> (-0.12%)	⬇️

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