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Try to do less work during capture discovery (#5560)

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JT 2022-05-17 09:05:26 +12:00 committed by GitHub
parent a22d70718f
commit 5d40fc2726
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1 changed files with 24 additions and 18 deletions
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6
crates/nu-parser/src/parser.rs
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@ -4924,7 +4924,9 @@ pub fn discover_captures_in_expr(
output.extend(&result); output.extend(&result);
} }
Expr::Block(block_id) => { Expr::Block(block_id) => {
if !seen_blocks.contains_key(block_id) {
let block = working_set.get_block(*block_id); let block = working_set.get_block(*block_id);
seen_blocks.insert(*block_id, vec![]);
let results = { let results = {
let mut seen = vec![]; let mut seen = vec![];
discover_captures_in_block(working_set, block, &mut seen, seen_blocks) discover_captures_in_block(working_set, block, &mut seen, seen_blocks)
@ -4936,6 +4938,7 @@ pub fn discover_captures_in_expr(
} }
} }
} }
}
Expr::Binary(_) => {} Expr::Binary(_) => {}
Expr::Bool(_) => {} Expr::Bool(_) => {}
Expr::Call(call) => { Expr::Call(call) => {
@ -5073,7 +5076,9 @@ pub fn discover_captures_in_expr(
} }
} }
Expr::RowCondition(block_id) | Expr::Subexpression(block_id) => { Expr::RowCondition(block_id) | Expr::Subexpression(block_id) => {
if !seen_blocks.contains_key(block_id) {
let block = working_set.get_block(*block_id); let block = working_set.get_block(*block_id);
seen_blocks.insert(*block_id, vec![]);
let results = { let results = {
let mut seen = vec![]; let mut seen = vec![];
discover_captures_in_block(working_set, block, &mut seen, seen_blocks) discover_captures_in_block(working_set, block, &mut seen, seen_blocks)
@ -5085,6 +5090,7 @@ pub fn discover_captures_in_expr(
} }
} }
} }
}
Expr::Table(headers, values) => { Expr::Table(headers, values) => {
for header in headers { for header in headers {
let result = discover_captures_in_expr(working_set, header, seen, seen_blocks); let result = discover_captures_in_expr(working_set, header, seen, seen_blocks);