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Add --regex flag to parse (#1863)

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This commit is contained in:
Oleksii Filonenko
2020-05-22 17:13:58 +03:00
committed by GitHub
parent 5de30d0ae5
commit 9e6ab33fd7
4 changed files with 129 additions and 28 deletions
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78
crates/nu-cli/tests/commands/parse.rs
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@ -1,11 +1,11 @@
use nu_test_support::fs::Stub::FileWithContentToBeTrimmed;
use nu_test_support::fs::Stub;
use nu_test_support::playground::Playground;
use nu_test_support::{nu, pipeline};
#[test]
fn extracts_fields_from_the_given_the_pattern() {
Playground::setup("parse_test_1", |dirs, sandbox| {
sandbox.with_files(vec![FileWithContentToBeTrimmed(
sandbox.with_files(vec![Stub::FileWithContentToBeTrimmed(
"key_value_separated_arepa_ingredients.txt",
r#"
VAR1=Cheese
@ -28,3 +28,77 @@ fn extracts_fields_from_the_given_the_pattern() {
assert_eq!(actual.out, "JonathanParsed");
})
}
mod regex {
use super::*;
fn nushell_git_log_oneline<'a>() -> Vec<Stub<'a>> {
vec![Stub::FileWithContentToBeTrimmed(
"nushell_git_log_oneline.txt",
r#"
ae87582c Fix missing invocation errors (#1846)
b89976da let format access variables also (#1842)
"#,
)]
}
#[test]
fn extracts_fields_with_all_named_groups() {
Playground::setup("parse_test_regex_1", |dirs, sandbox| {
sandbox.with_files(nushell_git_log_oneline());
let actual = nu!(
cwd: dirs.test(), pipeline(
r#"
open nushell_git_log_oneline.txt
| parse --regex "(?P<Hash>\w+) (?P<Message>.+) \(#(?P<PR>\d+)\)"
| nth 1
| get PR
| echo $it
"#
));
assert_eq!(actual.out, "1842");
})
}
#[test]
fn extracts_fields_with_all_unnamed_groups() {
Playground::setup("parse_test_regex_2", |dirs, sandbox| {
sandbox.with_files(nushell_git_log_oneline());
let actual = nu!(
cwd: dirs.test(), pipeline(
r#"
open nushell_git_log_oneline.txt
| parse --regex "(\w+) (.+) \(#(\d+)\)"
| nth 1
| get Capture1
| echo $it
"#
));
assert_eq!(actual.out, "b89976da");
})
}
#[test]
fn extracts_fields_with_named_and_unnamed_groups() {
Playground::setup("parse_test_regex_3", |dirs, sandbox| {
sandbox.with_files(nushell_git_log_oneline());
let actual = nu!(
cwd: dirs.test(), pipeline(
r#"
open nushell_git_log_oneline.txt
| parse --regex "(?P<Hash>\w+) (.+) \(#(?P<PR>\d+)\)"
| nth 1
| get Capture2
| echo $it
"#
));
assert_eq!(actual.out, "let format access variables also");
})
}
}