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@ -50,95 +50,116 @@ The project is made available under the MIT license. See "LICENSE" for more info
# A Taste of Nu # A Taste of Nu
Nu has built-in commands for ls and ps, loading these results into a table you can work with.
```text ```text
~\Code\nushell> ps | where cpu > 0 ~\Code\nushell> ps | where cpu > 0
+-------------------+-----+-------+-------+----------+ C:\Source\Play\nushell(master)> ps | where cpu > 0
| name | cmd | cpu | pid | status | ------------------------------------------------
+-------------------+-----+-------+-------+----------+ name cmd cpu pid status
| chrome.exe | - | 7.83 | 10508 | Runnable | ------------------------------------------------
+-------------------+-----+-------+-------+----------+ msedge.exe - 0.77 26472 Runnable
| SearchIndexer.exe | - | 7.83 | 4568 | Runnable | ------------------------------------------------
+-------------------+-----+-------+-------+----------+ nu.exe - 7.83 15473 Runnable
| nu.exe | - | 54.83 | 15436 | Runnable | ------------------------------------------------
+-------------------+-----+-------+-------+----------+ SearchIndexer.exe - 82.17 23476 Runnable
| chrome.exe | - | 7.83 | 10000 | Runnable | ------------------------------------------------
+-------------------+-----+-------+-------+----------+ BlueJeans.exe - 4.54 10000 Runnable
| BlueJeans.exe | - | 7.83 | 6968 | Runnable | ------------------------------------------------
+-------------------+-----+-------+-------+----------+
~\Code\nushell> ps | where name == chrome.exe | take 10
+------------+-----+------+-------+----------+
| name | cmd | cpu | pid | status |
+------------+-----+------+-------+----------+
| chrome.exe | - | 0.00 | 22092 | Runnable |
+------------+-----+------+-------+----------+
| chrome.exe | - | 0.00 | 17324 | Runnable |
+------------+-----+------+-------+----------+
| chrome.exe | - | 0.00 | 16376 | Runnable |
+------------+-----+------+-------+----------+
| chrome.exe | - | 0.00 | 21876 | Runnable |
+------------+-----+------+-------+----------+
| chrome.exe | - | 0.00 | 13432 | Runnable |
+------------+-----+------+-------+----------+
| chrome.exe | - | 0.00 | 11772 | Runnable |
+------------+-----+------+-------+----------+
| chrome.exe | - | 0.00 | 13796 | Runnable |
+------------+-----+------+-------+----------+
| chrome.exe | - | 0.00 | 1608 | Runnable |
+------------+-----+------+-------+----------+
| chrome.exe | - | 0.00 | 3340 | Runnable |
+------------+-----+------+-------+----------+
| chrome.exe | - | 0.00 | 20268 | Runnable |
+------------+-----+------+-------+----------+
~\Code\nushell> ls | sort-by "file type" size
+---------------+-----------+----------+----------+----------------+----------------+----------------+
| file name | file type | readonly | size | created | accessed | modified |
+---------------+-----------+----------+----------+----------------+----------------+----------------+
| .git | Directory | | Empty | a week ago | 2 minutes ago | 2 minutes ago |
+---------------+-----------+----------+----------+----------------+----------------+----------------+
| src | Directory | | Empty | a week ago | 42 minutes ago | 42 minutes ago |
+---------------+-----------+----------+----------+----------------+----------------+----------------+
| target | Directory | | Empty | a day ago | 19 hours ago | 19 hours ago |
+---------------+-----------+----------+----------+----------------+----------------+----------------+
| .gitignore | File | | 30 B | a week ago | 2 days ago | 2 days ago |
+---------------+-----------+----------+----------+----------------+----------------+----------------+
| .editorconfig | File | | 148 B | 6 days ago | 6 days ago | 6 days ago |
+---------------+-----------+----------+----------+----------------+----------------+----------------+
| Cargo.toml | File | | 714 B | 42 minutes ago | 42 minutes ago | 42 minutes ago |
+---------------+-----------+----------+----------+----------------+----------------+----------------+
| history.txt | File | | 1.4 KiB | 2 days ago | 30 minutes ago | 30 minutes ago |
+---------------+-----------+----------+----------+----------------+----------------+----------------+
| README.md | File | | 2.3 KiB | an hour ago | 30 seconds ago | 30 seconds ago |
+---------------+-----------+----------+----------+----------------+----------------+----------------+
| Cargo.lock | File | | 38.6 KiB | 42 minutes ago | 42 minutes ago | 42 minutes ago |
+---------------+-----------+----------+----------+----------------+----------------+----------------+
~\Code\nushell> ls | column "file name" "file type" size | sort-by "file type"
+---------------+-----------+----------+
| file name | file type | size |
+---------------+-----------+----------+
| .git | Directory | Empty |
+---------------+-----------+----------+
| src | Directory | Empty |
+---------------+-----------+----------+
| target | Directory | Empty |
+---------------+-----------+----------+
| .editorconfig | File | 148 B |
+---------------+-----------+----------+
| .gitignore | File | 30 B |
+---------------+-----------+----------+
| Cargo.lock | File | 38.6 KiB |
+---------------+-----------+----------+
| Cargo.toml | File | 714 B |
+---------------+-----------+----------+
| history.txt | File | 1.4 KiB |
+---------------+-----------+----------+
| README.md | File | 2.3 KiB |
+---------------+-----------+----------+
``` ```
Commands are linked together with pipes, allowing you to select the data you want to use.
```text
~\Code\nushell> ps | where name == chrome.exe | first 5
----------------------------------------
name cmd cpu pid status
----------------------------------------
chrome.exe - 0.00 22092 Runnable
----------------------------------------
chrome.exe - 0.00 17324 Runnable
----------------------------------------
chrome.exe - 0.00 16376 Runnable
----------------------------------------
chrome.exe - 0.00 21876 Runnable
----------------------------------------
chrome.exe - 0.00 13432 Runnable
----------------------------------------
```
The name of the columns in the table can be used to sort the table.
```text
~\Code\nushell> ls | sort-by "file type" size
----------------------------------------------------------------------------------------
file name file type readonly size created accessed modified
----------------------------------------------------------------------------------------
.cargo Directory Empty a week ago a week ago a week ago
----------------------------------------------------------------------------------------
.git Directory Empty 2 weeks ago 9 hours ago 9 hours ago
----------------------------------------------------------------------------------------
images Directory Empty 2 weeks ago 2 weeks ago 2 weeks ago
----------------------------------------------------------------------------------------
src Directory Empty 2 weeks ago 10 hours ago 10 hours ago
----------------------------------------------------------------------------------------
target Directory Empty 10 hours ago 10 hours ago 10 hours ago
----------------------------------------------------------------------------------------
tests Directory Empty 14 hours ago 10 hours ago 10 hours ago
----------------------------------------------------------------------------------------
tmp Directory Empty 2 days ago 2 days ago 2 days ago
----------------------------------------------------------------------------------------
rustfmt.toml File 16 B a week ago a week ago a week ago
----------------------------------------------------------------------------------------
.gitignore File 32 B 2 weeks ago 2 weeks ago 2 weeks ago
----------------------------------------------------------------------------------------
.editorconfig File 156 B 2 weeks ago 2 weeks ago 2 weeks ago
----------------------------------------------------------------------------------------
```
You can also use the names of the columns to down-select to only the data you want.
```text
~\Code\nushell> ls | column "file name" "file type" size | sort-by "file type"
------------------------------------
file name file type size
------------------------------------
.cargo Directory Empty
------------------------------------
.git Directory Empty
------------------------------------
images Directory Empty
------------------------------------
src Directory Empty
------------------------------------
target Directory Empty
------------------------------------
tests Directory Empty
------------------------------------
rustfmt.toml File 16 B
------------------------------------
.gitignore File 32 B
------------------------------------
.editorconfig File 156 B
------------------------------------
```
Some file times can be loaded as tables.
```text
~\Code\nushell> open Cargo.toml
----------------------------------------------------
dependencies dev-dependencies package
----------------------------------------------------
[object Object] [object Object] [object Object]
----------------------------------------------------
~\Code\nushell> open Cargo.toml | select package
--------------------------------------------------------------------------
authors description edition license name version
--------------------------------------------------------------------------
[list List] A shell for the GitHub era 2018 MIT nu 0.1.1
--------------------------------------------------------------------------
```
Nu currently has fish-style completion of previous commands, as well ctrl-r reverse search. Nu currently has fish-style completion of previous commands, as well ctrl-r reverse search.
![autocompletion][fish-style] ![autocompletion][fish-style]