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Split split command to sub commands.

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This commit is contained in:
Andrés N. Robalino
2020-05-24 01:41:30 -05:00
parent 74c2daf665
commit edbecda14d
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# split column
splits contents across multiple columns via the separator.
Syntax: `split column <separator> ...args{flags}`
### Parameters
* `<separator>`: string that denotes what separates columns
* `args`: column names to give the new columns. If not specified they will be set to `Column1` `Column2` ...
### Flags
--collapse-empty
Removes empty columns
## Examples
If we have file structured like this:
```shell
0.12643678160919541 | 0.6851851851851852 | 0.273972602739726
0.28735632183908044 | 0.09259259259259259 | 0.6986301369863014
0.8045977011494253 | 0.8148148148148148 | 0.7397260273972602
0.28735632183908044 | 0.09259259259259259 | 0.547945205479452
0.6896551724137931 | 0.7037037037037037 | 1.2465753424657535
0.6896551724137931 | 0.8333333333333334 | 0.4657534246575342
0.9080459770114943 | 1.3333333333333333 | 0.4931506849315068
0.9310344827586207 | 1.1296296296296295 | 0.7123287671232876
0.3448275862068966 | 0.018518518518518517 | 0.6575342465753424
1.0459770114942528 | 1.0925925925925926 | 0.6164383561643836
```
We can build a table from it using the `split column` command
```shell
> open coordinates.txt | lines | split column " | "
━━━┯━━━━━━━━━━━━━━━━━━━━━┯━━━━━━━━━━━━━━━━━━━━━━┯━━━━━━━━━━━━━━━━━━━━
# │ Column1 │ Column2 │ Column3
───┼─────────────────────┼──────────────────────┼────────────────────
0 │ 0.12643678160919541 │ 0.6851851851851852 │ 0.273972602739726
1 │ 0.28735632183908044 │ 0.09259259259259259 │ 0.6986301369863014
2 │ 0.8045977011494253 │ 0.8148148148148148 │ 0.7397260273972602
3 │ 0.28735632183908044 │ 0.09259259259259259 │ 0.547945205479452
4 │ 0.6896551724137931 │ 0.7037037037037037 │ 1.2465753424657535
5 │ 0.6896551724137931 │ 0.8333333333333334 │ 0.4657534246575342
6 │ 0.9080459770114943 │ 1.3333333333333333 │ 0.4931506849315068
7 │ 0.9310344827586207 │ 1.1296296296296295 │ 0.7123287671232876
8 │ 0.3448275862068966 │ 0.018518518518518517 │ 0.6575342465753424
9 │ 1.0459770114942528 │ 1.0925925925925926 │ 0.6164383561643836
━━━┷━━━━━━━━━━━━━━━━━━━━━┷━━━━━━━━━━━━━━━━━━━━━━┷━━━━━━━━━━━━━━━━━━━━
```
And give names to the columns
```shell
> open coordinates.txt | lines | split column " | " x y z
━━━┯━━━━━━━━━━━━━━━━━━━━━┯━━━━━━━━━━━━━━━━━━━━━━┯━━━━━━━━━━━━━━━━━━━━
# │ x │ y │ z
───┼─────────────────────┼──────────────────────┼────────────────────
0 │ 0.12643678160919541 │ 0.6851851851851852 │ 0.273972602739726
1 │ 0.28735632183908044 │ 0.09259259259259259 │ 0.6986301369863014
2 │ 0.8045977011494253 │ 0.8148148148148148 │ 0.7397260273972602
3 │ 0.28735632183908044 │ 0.09259259259259259 │ 0.547945205479452
4 │ 0.6896551724137931 │ 0.7037037037037037 │ 1.2465753424657535
5 │ 0.6896551724137931 │ 0.8333333333333334 │ 0.4657534246575342
6 │ 0.9080459770114943 │ 1.3333333333333333 │ 0.4931506849315068
7 │ 0.9310344827586207 │ 1.1296296296296295 │ 0.7123287671232876
8 │ 0.3448275862068966 │ 0.018518518518518517 │ 0.6575342465753424
9 │ 1.0459770114942528 │ 1.0925925925925926 │ 0.6164383561643836
━━━┷━━━━━━━━━━━━━━━━━━━━━┷━━━━━━━━━━━━━━━━━━━━━━┷━━━━━━━━━━━━━━━━━━━━
```