feat[next]: friendly errors for invalid field-operator and program bodies#2663

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havogt wants to merge 7 commits into

GridTools:mainfrom

havogt:next_friendly_errors_compile

Commits on Jun 16, 2026

fix[next]: DSLError instead of crash for 'global'/'nonlocal' statements
havogt
committed
fix[next]: DSLError for invalid attribute access in field operators
havogt
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fix[next]: DSLError for invalid subscripts and dimension indices
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fix[next]: DSLError for unresolvable or invalid type annotations
havogt
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fix[next]: DSLError for invalid statements and calls in programs
havogt
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style[next]: reformat comparison-chain error into message + hint
havogt
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style[next]: annotate hints tuple in func_to_past closure-var check
havogt
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