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Require block params (#4505)

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* Require block params

* Improve errors
This commit is contained in:
JT 2022-02-17 06:40:24 -05:00 committed by GitHub
parent f169a9be3b
commit 6e733f49bc
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GPG Key ID: 4AEE18F83AFDEB23
27 changed files with 149 additions and 102 deletions
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2
crates/nu-command/src/core_commands/tutor.rs
View File

@ -303,7 +303,7 @@ The `each` command gives us a way of working with each individual row or
element of a list one at a time. It reads these in from the pipeline and
runs a block on each element. A block is a group of pipelines.
```
echo 1 2 3 | each { $it + 10}
echo 1 2 3 | each { |it| $it + 10}
```
This example iterates over each element sent by `echo`, giving us three new
values that are the original value + 10. Here, the `$it` is a variable that

2
crates/nu-command/src/filters/each.rs
View File

@ -46,7 +46,7 @@ impl Command for Each {
];
vec![Example {
example: "[1 2 3] | each { 2 * $it }",
example: "[1 2 3] | each { |it| 2 * $it }",
description: "Multiplies elements in list",
result: Some(Value::List {
vals: stream_test_1,

2
crates/nu-command/src/filters/each_group.rs
View File

@ -42,7 +42,7 @@ impl Command for EachGroup {
];
vec![Example {
example: "echo [1 2 3 4] | each group 2 { $it.0 + $it.1 }",
example: "echo [1 2 3 4] | each group 2 { |it| $it.0 + $it.1 }",
description: "Echo the sum of each pair",
result: Some(Value::List {
vals: stream_test_1,

2
crates/nu-command/src/filters/each_window.rs
View File

@ -68,7 +68,7 @@ impl Command for EachWindow {
vec![
Example {
example: "echo [1 2 3 4] | each window 2 { $it.0 + $it.1 }",
example: "echo [1 2 3 4] | each window 2 { |it| $it.0 + $it.1 }",
description: "A sliding window of two elements",
result: Some(Value::List {
vals: stream_test_1,

2
crates/nu-command/src/filters/empty.rs
View File

@ -72,7 +72,7 @@ impl Command for Empty {
},
Example {
description: "use a block if setting the empty cell contents is wanted",
example: "[[2020/04/16 2020/07/10 2020/11/16]; ['' [27] [37]]] | empty? 2020/04/16 -b { [33 37] }",
example: "[[2020/04/16 2020/07/10 2020/11/16]; ['' [27] [37]]] | empty? 2020/04/16 -b { |_| [33 37] }",
result: Some(
Value::List {
vals: vec![

4
crates/nu-command/src/filters/find.rs
View File

@ -60,7 +60,7 @@ impl Command for Find {
},
Example {
description: "Find the first odd value",
example: "echo [2 4 3 6 5 8] | find --predicate { ($it mod 2) == 1 }",
example: "echo [2 4 3 6 5 8] | find --predicate { |it| ($it mod 2) == 1 }",
result: Some(Value::List {
vals: vec![Value::test_int(3), Value::test_int(5)],
span: Span::test_data()
@ -68,7 +68,7 @@ impl Command for Find {
},
Example {
description: "Find if a service is not running",
example: "echo [[version patch]; [0.1.0 $false] [0.1.1 $true] [0.2.0 $false]] | find -p { $it.patch }",
example: "echo [[version patch]; [0.1.0 $false] [0.1.1 $true] [0.2.0 $false]] | find -p { |it| $it.patch }",
result: Some(Value::List {
vals: vec![Value::test_record(
vec!["version", "patch"],

2
crates/nu-command/src/filters/par_each.rs
View File

@ -32,7 +32,7 @@ impl Command for ParEach {
fn examples(&self) -> Vec<Example> {
vec![Example {
example: "[1 2 3] | par-each { 2 * $it }",
example: "[1 2 3] | par-each { |it| 2 * $it }",
description: "Multiplies elements in list",
result: None,
}]

32
crates/nu-command/src/filters/reduce.rs
View File

@ -24,7 +24,7 @@ impl Command for Reduce {
)
.required(
"block",
SyntaxShape::Block(Some(vec![SyntaxShape::Any])),
SyntaxShape::Block(Some(vec![SyntaxShape::Any, SyntaxShape::Any])),
"reducing function",
)
.switch("numbered", "iterate with an index", Some('n'))
@ -37,7 +37,7 @@ impl Command for Reduce {
fn examples(&self) -> Vec<Example> {
vec![
Example {
example: "[ 1 2 3 4 ] | reduce { $it.acc + $it.item }",
example: "[ 1 2 3 4 ] | reduce {|it, acc| $it + $acc }",
description: "Sum values of a list (same as 'math sum')",
result: Some(Value::Int {
val: 10,
@ -45,7 +45,7 @@ impl Command for Reduce {
}),
},
Example {
example: "[ 1 2 3 4 ] | reduce -f 10 { $it.acc + $it.item }",
example: "[ 1 2 3 4 ] | reduce -f 10 {|it, acc| $acc + $it }",
description: "Sum values with a starting value (fold)",
result: Some(Value::Int {
val: 20,
@ -53,7 +53,7 @@ impl Command for Reduce {
}),
},
Example {
example: r#"[ i o t ] | reduce -f "Arthur, King of the Britons" { $it.acc | str find-replace -a $it.item "X" }"#,
example: r#"[ i o t ] | reduce -f "Arthur, King of the Britons" {|it, acc| $acc | str find-replace -a $it "X" }"#,
description: "Replace selected characters in a string with 'X'",
result: Some(Value::String {
val: "ArXhur, KXng Xf Xhe BrXXXns".to_string(),
@ -61,11 +61,11 @@ impl Command for Reduce {
}),
},
Example {
example: r#"[ one longest three bar ] | reduce -n {
if ($it.item | str length) > ($it.acc | str length) {
example: r#"[ one longest three bar ] | reduce -n { |it, acc|
if ($it.item | str length) > ($acc | str length) {
$it.item
} else {
$it.acc
$acc
}
}"#,
description: "Find the longest string and its index",
@ -147,32 +147,28 @@ impl Command for Reduce {
if let Some(var_id) = &var.var_id {
let it = if numbered {
Value::Record {
cols: vec![
"index".to_string(),
"acc".to_string(),
"item".to_string(),
],
cols: vec!["index".to_string(), "item".to_string()],
vals: vec![
Value::Int {
val: idx as i64 + off,
span,
},
acc,
x,
],
span,
}
} else {
Value::Record {
cols: vec!["acc".to_string(), "item".to_string()],
vals: vec![acc, x],
span,
}
x
};
stack.add_var(*var_id, it);
}
}
if let Some(var) = block.signature.get_positional(1) {
if let Some(var_id) = &var.var_id {
stack.add_var(*var_id, acc);
}
}
let v = match eval_block(engine_state, &mut stack, block, PipelineData::new(span)) {
Ok(v) => v.into_value(span),

10
crates/nu-command/tests/commands/each.rs
View File

@ -5,7 +5,7 @@ fn each_works_separately() {
let actual = nu!(
cwd: "tests/fixtures/formats", pipeline(
r#"
echo [1 2 3] | each { echo $it 10 | math sum } | to json -r
echo [1 2 3] | each { |it| echo $it 10 | math sum } | to json -r
"#
));
@ -17,7 +17,7 @@ fn each_group_works() {
let actual = nu!(
cwd: "tests/fixtures/formats", pipeline(
r#"
echo [1 2 3 4 5 6] | each group 3 { $it } | to json --raw
echo [1 2 3 4 5 6] | each group 3 { |it| $it } | to json --raw
"#
));
@ -29,7 +29,7 @@ fn each_window() {
let actual = nu!(
cwd: "tests/fixtures/formats", pipeline(
r#"
echo [1 2 3 4] | each window 3 { $it } | to json --raw
echo [1 2 3 4] | each window 3 { |it| $it } | to json --raw
"#
));
@ -41,7 +41,7 @@ fn each_window_stride() {
let actual = nu!(
cwd: "tests/fixtures/formats", pipeline(
r#"
echo [1 2 3 4 5 6] | each window 3 -s 2 { echo $it } | to json --raw
echo [1 2 3 4 5 6] | each window 3 -s 2 { |it| echo $it } | to json --raw
"#
));
@ -65,7 +65,7 @@ fn each_implicit_it_in_block() {
let actual = nu!(
cwd: "tests/fixtures/formats", pipeline(
r#"
echo [[foo bar]; [a b] [c d] [e f]] | each { nu --testbin cococo $it.foo } | str collect
echo [[foo bar]; [a b] [c d] [e f]] | each { |it| nu --testbin cococo $it.foo } | str collect
"#
));

8
crates/nu-command/tests/commands/echo.rs
View File

@ -17,7 +17,7 @@ fn echo_range_handles_inclusive() {
let actual = nu!(
cwd: "tests/fixtures/formats", pipeline(
r#"
echo 1..3 | each { $it } | to json --raw
echo 1..3 | each { |x| $x } | to json --raw
"#
));
@ -29,7 +29,7 @@ fn echo_range_handles_exclusive() {
let actual = nu!(
cwd: "tests/fixtures/formats", pipeline(
r#"
echo 1..<3 | each { $it } | to json --raw
echo 1..<3 | each { |x| $x } | to json --raw
"#
));
@ -41,7 +41,7 @@ fn echo_range_handles_inclusive_down() {
let actual = nu!(
cwd: "tests/fixtures/formats", pipeline(
r#"
echo 3..1 | each { $it } | to json --raw
echo 3..1 | each { |it| $it } | to json --raw
"#
));
@ -53,7 +53,7 @@ fn echo_range_handles_exclusive_down() {
let actual = nu!(
cwd: "tests/fixtures/formats", pipeline(
r#"
echo 3..<1 | each { $it } | to json --raw
echo 3..<1 | each { |it| $it } | to json --raw
"#
));

6
crates/nu-command/tests/commands/into_int.rs
View File

@ -5,7 +5,7 @@ fn into_int_filesize() {
let actual = nu!(
cwd: ".", pipeline(
r#"
echo 1kb | into int | each { $it / 1000 }
echo 1kb | into int | each { |it| $it / 1000 }
"#
));
@ -17,7 +17,7 @@ fn into_int_filesize2() {
let actual = nu!(
cwd: ".", pipeline(
r#"
echo 1kib | into int | each { $it / 1024 }
echo 1kib | into int | each { |it| $it / 1024 }
"#
));
@ -29,7 +29,7 @@ fn into_int_int() {
let actual = nu!(
cwd: ".", pipeline(
r#"
echo 1024 | into int | each { $it / 1024 }
echo 1024 | into int | each { |it| $it / 1024 }
"#
));

2
crates/nu-command/tests/commands/ls.rs
View File

@ -87,7 +87,7 @@ fn lists_all_files_in_directories_from_stream() {
cwd: dirs.test(), pipeline(
r#"
echo dir_a dir_b
| each { ls $it }
| each { |it| ls $it }
| flatten | length
"#
));

2
crates/nu-command/tests/commands/parse.rs
View File

@ -22,7 +22,7 @@ mod simple {
r#"
open key_value_separated_arepa_ingredients.txt
| lines
| each { echo $it | parse "{Name}={Value}" }
| each { |it| echo $it | parse "{Name}={Value}" }
| flatten
| get 1
| get Value

20
crates/nu-command/tests/commands/reduce.rs
View File

@ -8,7 +8,7 @@ fn reduce_table_column() {
echo "[{month:2,total:30}, {month:3,total:10}, {month:4,total:3}, {month:5,total:60}]"
| from json
| get total
| reduce -f 20 { $it.item + (math eval $"($it.acc)^1.05")}
| reduce -f 20 { |it, acc| $it + (math eval $"($acc)^1.05")}
| into string -d 1
"#
)
@ -23,7 +23,7 @@ fn reduce_table_column_with_path() {
cwd: ".", pipeline(
r#"
[{month:2,total:30}, {month:3,total:10}, {month:4,total:3}, {month:5,total:60}]
| reduce -f 20 { $it.item.total + (math eval $"($it.acc)^1.05")}
| reduce -f 20 { |it, acc| $it.total + (math eval $"($acc)^1.05")}
| into string -d 1
"#
)
@ -38,7 +38,7 @@ fn reduce_rows_example() {
cwd: ".", pipeline(
r#"
[[a,b]; [1,2] [3,4]]
| reduce -f 1.6 { $it.acc * ($it.item.a | into int) + ($it.item.b | into int) }
| reduce -f 1.6 { |it, acc| $acc * ($it.a | into int) + ($it.b | into int) }
"#
)
);
@ -54,7 +54,7 @@ fn reduce_numbered_example() {
cwd: ".", pipeline(
r#"
echo one longest three bar
reduce -n { if ($it.item | str length) > ($acc.item | str length) {echo $it} {echo $acc}}
reduce -n { |it, acc| if ($it | str length) > ($acc | str length) {echo $it} else {echo $acc}}
| get index
"#
)
@ -69,7 +69,7 @@ fn reduce_numbered_integer_addition_example() {
cwd: ".", pipeline(
r#"
echo [1 2 3 4]
| reduce -n { $it.acc + $it.item }
| reduce -n { |it, acc| $acc + $it.item }
| get item
"#
)
@ -84,9 +84,9 @@ fn folding_with_tables() {
cwd: ".", pipeline(
r#"
echo [10 20 30 40]
| reduce -f [] {
with-env [value $it.item] {
echo $it.acc | append (10 * ($env.value | into int))
| reduce -f [] { |it, acc|
with-env [value $it] {
echo $acc | append (10 * ($env.value | into int))
}
}
| math sum
@ -102,7 +102,7 @@ fn error_reduce_fold_type_mismatch() {
let actual = nu!(
cwd: ".", pipeline(
r#"
echo a b c | reduce -f 0 { $it.acc + $it.item }
echo a b c | reduce -f 0 { |it, acc| $acc + $it }
"#
)
);
@ -115,7 +115,7 @@ fn error_reduce_empty() {
let actual = nu!(
cwd: ".", pipeline(
r#"
reduce { $it.$acc + $it.item }
reduce { |it, acc| $acc + $it }
"#
)
);

4
crates/nu-command/tests/commands/roll.rs
View File

@ -135,7 +135,7 @@ mod columns {
transpose bit --ignore-titles
| get bit
| reverse
| each --numbered {
| each --numbered { |it|
$it.item * (2 ** $it.index)
}
| math sum
@ -155,7 +155,7 @@ mod columns {
pipeline(
r#"
split chars
| each { $it | into int }
| each { |it| $it | into int }
| rotate --ccw
| rename bit1 bit2 bit3 bit4 bit5 bit6 bit7 bit8
"#

2
crates/nu-command/tests/commands/str_/collect.rs
View File

@ -44,7 +44,7 @@ fn sum_one_to_four() {
let actual = nu!(
cwd: ".", pipeline(
r#"
1..4 | each { $it } | into string | str collect "+" | math eval
1..4 | each { |it| $it } | into string | str collect "+" | math eval
"#
)
);

9
crates/nu-parser/src/errors.rs
View File

@ -175,6 +175,15 @@ pub enum ParseError {
#[diagnostic(code(nu::parser::rest_needs_name), url(docsrs))]
RestNeedsName(#[label = "needs a parameter name"] Span),
#[error("Parameter not correct type.")]
#[diagnostic(code(nu::parser::parameter_mismatch_type), url(docsrs))]
ParameterMismatchType(
String,
String,
String,
#[label = "parameter {0} needs to be '{1}' instead of '{2}'"] Span,
),
#[error("Extra columns.")]
#[diagnostic(code(nu::parser::extra_columns), url(docsrs))]
ExtraColumns(

69
crates/nu-parser/src/parser.rs
View File

@ -2894,7 +2894,7 @@ pub fn parse_block_expression(
working_set.enter_scope();
// Check to see if we have parameters
let (mut signature, amt_to_skip): (Option<Box<Signature>>, usize) = match output.first() {
let (signature, amt_to_skip): (Option<(Box<Signature>, Span)>, usize) = match output.first() {
Some(Token {
contents: TokenContents::Pipe,
span,
@ -2923,16 +2923,14 @@ pub fn parse_block_expression(
end
};
let (signature, err) = parse_signature_helper(
working_set,
Span {
start: start_point,
end: end_point,
},
);
let signature_span = Span {
start: start_point,
end: end_point,
};
let (signature, err) = parse_signature_helper(working_set, signature_span);
error = error.or(err);
(Some(signature), amt_to_skip)
(Some((signature, signature_span)), amt_to_skip)
}
_ => (None, 0),
};
@ -2942,19 +2940,48 @@ pub fn parse_block_expression(
// TODO: Finish this
if let SyntaxShape::Block(Some(v)) = shape {
if signature.is_none() && v.len() == 1 {
// We'll assume there's an `$it` present
let var_id = working_set.add_variable(b"$it".to_vec(), Type::Unknown);
if let Some((sig, sig_span)) = &signature {
if sig.num_positionals() != v.len() {
error = error.or_else(|| {
Some(ParseError::Expected(
format!(
"{} block parameter{}",
v.len(),
if v.len() > 1 { "s" } else { "" }
),
*sig_span,
))
});
}
let mut new_sigature = Signature::new("");
new_sigature.required_positional.push(PositionalArg {
var_id: Some(var_id),
name: "$it".into(),
desc: String::new(),
shape: SyntaxShape::Any,
for (expected, PositionalArg { name, shape, .. }) in
v.iter().zip(sig.required_positional.iter())
{
if expected != shape && *shape != SyntaxShape::Any {
error = error.or_else(|| {
Some(ParseError::ParameterMismatchType(
name.to_owned(),
expected.to_string(),
shape.to_string(),
*sig_span,
))
});
}
}
} else if !v.is_empty() {
error = error.or_else(|| {
Some(ParseError::Expected(
format!(
"{} block parameter{}",
v.len(),
if v.len() > 1 { "s" } else { "" }
),
Span {
start: span.start + 1,
end: span.start + 1,
},
))
});
signature = Some(Box::new(new_sigature));
}
}
@ -2962,7 +2989,7 @@ pub fn parse_block_expression(
error = error.or(err);
if let Some(signature) = signature {
output.signature = signature;
output.signature = signature.0;
} else if let Some(last) = working_set.delta.scope.last() {
// FIXME: this only supports the top $it. Is this sufficient?

2
docs/commands/each.md
View File

@ -19,6 +19,6 @@ Run a block on each element of input
Multiplies elements in list
```shell
> [1 2 3] | each { 2 * $it }
> [1 2 3] | each { |it| 2 * $it }
```

2
docs/commands/par-each.md
View File

@ -19,6 +19,6 @@ Run a block on each element of input in parallel
Multiplies elements in list
```shell
> [1 2 3] | par-each { 2 * $it }
> [1 2 3] | par-each { |it| 2 * $it }
```

2
src/tests/test_engine.rs
View File

@ -86,7 +86,7 @@ fn scope_variable() -> TestResult {
#[test]
fn earlier_errors() -> TestResult {
fail_test(
r#"[1, "bob"] | each { $it + 3 } | each { $it / $it } | table"#,
r#"[1, "bob"] | each { |it| $it + 3 } | each { |it| $it / $it } | table"#,
"int",
)
}

8
src/tests/test_iteration.rs
View File

@ -3,7 +3,7 @@ use crate::tests::{run_test, TestResult};
#[test]
fn better_block_types() -> TestResult {
run_test(
r#"([1, 2, 3] | each -n { $"($it.index) is ($it.item)" }).1"#,
r#"([1, 2, 3] | each -n { |it| $"($it.index) is ($it.item)" }).1"#,
"1 is 2",
)
}
@ -11,14 +11,14 @@ fn better_block_types() -> TestResult {
#[test]
fn row_iteration() -> TestResult {
run_test(
"[[name, size]; [tj, 100], [rl, 200]] | each { $it.size * 8 } | get 1",
"[[name, size]; [tj, 100], [rl, 200]] | each { |it| $it.size * 8 } | get 1",
"1600",
)
}
#[test]
fn record_iteration() -> TestResult {
run_test("([[name, level]; [aa, 100], [bb, 200]] | each { $it | each { |x| if $x.column == \"level\" { $x.value + 100 } else { $x.value } } }).level | get 1", "300")
run_test("([[name, level]; [aa, 100], [bb, 200]] | each { |it| $it | each { |x| if $x.column == \"level\" { $x.value + 100 } else { $x.value } } }).level | get 1", "300")
}
#[test]
@ -45,7 +45,7 @@ fn for_loops() -> TestResult {
#[test]
fn par_each() -> TestResult {
run_test(
r#"1..10 | par-each --numbered { ([[index, item]; [$it.index, ($it.item > 5)]]).0 } | where index == 4 | get item.0"#,
r#"1..10 | par-each --numbered { |it| ([[index, item]; [$it.index, ($it.item > 5)]]).0 } | where index == 4 | get item.0"#,
"false",
)
}

23
src/tests/test_parser.rs
View File

@ -40,7 +40,7 @@ fn alias_recursion() -> TestResult {
#[test]
fn block_param1() -> TestResult {
run_test("[3] | each { $it + 10 } | get 0", "13")
run_test("[3] | each { |it| $it + 10 } | get 0", "13")
}
#[test]
@ -50,7 +50,7 @@ fn block_param2() -> TestResult {
#[test]
fn block_param3_list_iteration() -> TestResult {
run_test("[1,2,3] | each { $it + 10 } | get 1", "12")
run_test("[1,2,3] | each { |it| $it + 10 } | get 1", "12")
}
#[test]
@ -70,7 +70,7 @@ fn range_iteration2() -> TestResult {
#[test]
fn simple_value_iteration() -> TestResult {
run_test("4 | each { $it + 10 }", "14")
run_test("4 | each { |it| $it + 10 }", "14")
}
#[test]
@ -116,7 +116,7 @@ fn bad_var_name() -> TestResult {
#[test]
fn long_flag() -> TestResult {
run_test(
r#"([a, b, c] | each --numbered { if $it.index == 1 { 100 } else { 0 } }).1"#,
r#"([a, b, c] | each --numbered { |it| if $it.index == 1 { 100 } else { 0 } }).1"#,
"100",
)
}
@ -314,3 +314,18 @@ fn capture_row_condition() -> TestResult {
fn proper_missing_param() -> TestResult {
fail_test(r#"def foo [x y z w] { }; foo a b c"#, "missing w")
}
#[test]
fn block_arity_check1() -> TestResult {
fail_test(r#"ls | each { 1 }"#, "expected 1 block parameter")
}
#[test]
fn block_arity_check2() -> TestResult {
fail_test(r#"ls | reduce { 1 }"#, "expected 2 block parameters")
}
#[test]
fn block_arity_check3() -> TestResult {
fail_test(r#"ls | each { |x, y| 1}"#, "expected 1 block parameter")
}

6
src/tests/test_strings.rs
View File

@ -7,13 +7,13 @@ fn build_string1() -> TestResult {
#[test]
fn build_string2() -> TestResult {
run_test("'nu' | each {build-string $it 'shell'}", "nushell")
run_test("'nu' | each { |it| build-string $it 'shell'}", "nushell")
}
#[test]
fn build_string3() -> TestResult {
run_test(
"build-string 'nu' 'shell' | each {build-string $it ' rocks'}",
"build-string 'nu' 'shell' | each { |it| build-string $it ' rocks'}",
"nushell rocks",
)
}
@ -21,7 +21,7 @@ fn build_string3() -> TestResult {
#[test]
fn build_string4() -> TestResult {
run_test(
"['sam','rick','pete'] | each { build-string $it ' is studying'} | get 2",
"['sam','rick','pete'] | each { |it| build-string $it ' is studying'} | get 2",
"pete is studying",
)
}

4
tests/shell/mod.rs
View File

@ -23,7 +23,7 @@ fn plugins_are_declared_with_wix() {
| where Directory.attributes.Id == "$(var.PlatformProgramFilesFolder)"
| get Directory.children.Directory.children.0 | last
| get Directory.children.Component.children
| each { echo $it | first }
| each { |it| echo $it | first }
| skip
| where File.attributes.Name =~ "nu_plugin"
| str substring [_, -4] File.attributes.Name
@ -32,7 +32,7 @@ fn plugins_are_declared_with_wix() {
| wrap wix
}
| default wix _
| each { if $it.wix != $it.cargo { 1 } { 0 } }
| each { |it| if $it.wix != $it.cargo { 1 } { 0 } }
| math sum
"#
));

4
tests/shell/pipeline/commands/external.rs
View File

@ -111,7 +111,7 @@ mod it_evaluation {
ls
| sort-by name
| get name
| each { nu --testbin cococo $it }
| each { |it| nu --testbin cococo $it }
| get 1
"#
));
@ -136,7 +136,7 @@ mod it_evaluation {
r#"
open nu_candies.txt
| lines
| each { nu --testbin chop $it}
| each { |it| nu --testbin chop $it}
| get 1
"#
));

20
tests/shell/pipeline/commands/internal.rs
View File

@ -22,7 +22,7 @@ fn takes_rows_of_nu_value_strings_and_pipes_it_to_stdin_of_external() {
r#"
open nu_times.csv
| get origin
| each { ^echo $it | nu --testbin chop }
| each { |it| ^echo $it | nu --testbin chop }
| get 2
"#
));
@ -76,7 +76,7 @@ fn argument_subexpression() {
let actual = nu!(
cwd: ".",
r#"
echo "foo" | each { echo (echo $it) }
echo "foo" | each { |it| echo (echo $it) }
"#
);
@ -102,7 +102,7 @@ fn subexpression_handles_dot() {
r#"
echo (open nu_times.csv)
| get name
| each { nu --testbin chop $it }
| each { |it| nu --testbin chop $it }
| get 3
"#
));
@ -116,7 +116,7 @@ fn string_interpolation_with_it() {
let actual = nu!(
cwd: ".",
r#"
echo "foo" | each { echo $"($it)" }
echo "foo" | each { |it| echo $"($it)" }
"#
);
@ -128,7 +128,7 @@ fn string_interpolation_with_it_column_path() {
let actual = nu!(
cwd: ".",
r#"
echo [[name]; [sammie]] | each { echo $"($it.name)" } | get 0
echo [[name]; [sammie]] | each { |it| echo $"($it.name)" } | get 0
"#
);
@ -1048,7 +1048,7 @@ fn duration_overflow() {
let actual = nu!(
cwd: ".", pipeline(
r#"
ls | get modified | each { $it + 10000000000000000day }
ls | get modified | each { |it| $it + 10000000000000000day }
"#)
);
@ -1060,7 +1060,7 @@ fn date_and_duration_overflow() {
let actual = nu!(
cwd: ".", pipeline(
r#"
ls | get modified | each { $it + 1000000000day }
ls | get modified | each { |it| $it + 1000000000day }
"#)
);
@ -1336,17 +1336,17 @@ mod variable_scoping {
== "ZZZ"
);
test_variable_scope_list!(
r#" def test [input] { echo [0 1 2] | each { echo $input } }
r#" def test [input] { echo [0 1 2] | each { |_| echo $input } }
test ZZZ "#
== ["ZZZ", "ZZZ", "ZZZ"]
);
test_variable_scope_list!(
r#" def test [input] { echo [0 1 2] | each { if $it > 0 {echo $input} else {echo $input}} }
r#" def test [input] { echo [0 1 2] | each { |it| if $it > 0 {echo $input} else {echo $input}} }
test ZZZ "#
== ["ZZZ", "ZZZ", "ZZZ"]
);
test_variable_scope_list!(
r#" def test [input] { echo [0 1 2] | each { if $input == $input {echo $input} else {echo $input}} }
r#" def test [input] { echo [0 1 2] | each { |_| if $input == $input {echo $input} else {echo $input}} }
test ZZZ "#
== ["ZZZ", "ZZZ", "ZZZ"]
);