syntax_data: {"ast_node_type":"variable","tokens":[{"end":58,"kind":"keyword","start":0,"text":"let"}]}
source_snippet:             let loc = Location { block, statement_index };
context_before:         for (statement_index, stmt) in block_data.statements.iter().enumerate() {
context_after:             analysis.apply_early_statement_effect(state, stmt, loc);