weave-diffs.md
In versus: Compare Data Frames

weave_diffs_long works

Code
  weave_diffs_long(comp, mpg)
Message
  i Columns converted to character: wt
Output
  # A tibble: 4 x 10
    table car          mpg   cyl  disp    hp  drat wt       vs    am
    <chr> <chr>      <dbl> <dbl> <dbl> <dbl> <dbl> <chr> <dbl> <dbl>
  1 a     Merc 240D   24.4     4  147.    62  3.69 3.19      1     0
  2 b     Merc 240D   26.4     4  147.    62  3.69 3.19      1     0
  3 a     Duster 360  14.3     8  360    245  3.21 3.57      0     0
  4 b     Duster 360  16.3     8  360    245  3.21 3.57      0     0

Code
  weave_diffs_long(comp, c(mpg, wt))
Message
  i Columns converted to character: wt
Output
  # A tibble: 4 x 10
    table car          mpg   cyl  disp    hp  drat wt       vs    am
    <chr> <chr>      <dbl> <dbl> <dbl> <dbl> <dbl> <chr> <dbl> <dbl>
  1 a     Merc 240D   24.4     4  147.    62  3.69 3.19      1     0
  2 b     Merc 240D   26.4     4  147.    62  3.69 3.19      1     0
  3 a     Duster 360  14.3     8  360    245  3.21 3.57      0     0
  4 b     Duster 360  16.3     8  360    245  3.21 3.57      0     0

Code
  weave_diffs_long(comp, c(mpg, disp))
Message
  i Columns converted to character: wt
Output
  # A tibble: 8 x 10
    table car              mpg   cyl  disp    hp  drat wt       vs    am
    <chr> <chr>          <dbl> <dbl> <dbl> <dbl> <dbl> <chr> <dbl> <dbl>
  1 a     Merc 240D       24.4     4  147.    62  3.69 3.19      1     0
  2 b     Merc 240D       26.4     4  147.    62  3.69 3.19      1     0
  3 a     Duster 360      14.3     8  360    245  3.21 3.57      0     0
  4 b     Duster 360      16.3     8  360    245  3.21 3.57      0     0
  5 a     Hornet 4 Drive  21.4     6  259    110  3.08 3.215     1     0
  6 b     Hornet 4 Drive  21.4    NA  258    110  3.08 3.215     1     0
  7 a     Datsun 710      22.8    NA  109     93  3.85 2.32      1     1
  8 b     Datsun 710      22.8    NA  108     93  3.85 2.32      1     1

weave_diffs_wide works

Code
  weave_diffs_wide(comp, mpg)
Output
  # A tibble: 2 x 10
    car        mpg_a mpg_b   cyl  disp    hp  drat    wt    vs    am
    <chr>      <dbl> <dbl> <int> <dbl> <int> <dbl> <dbl> <int> <int>
  1 Duster 360  14.3  16.3     8  360    245  3.21  3.57     0     0
  2 Merc 240D   24.4  26.4     4  147.    62  3.69  3.19     1     0

Code
  weave_diffs_wide(comp, c(mpg, wt))
Output
  # A tibble: 2 x 10
    car        mpg_a mpg_b   cyl  disp    hp  drat    wt    vs    am
    <chr>      <dbl> <dbl> <int> <dbl> <int> <dbl> <dbl> <int> <int>
  1 Duster 360  14.3  16.3     8  360    245  3.21  3.57     0     0
  2 Merc 240D   24.4  26.4     4  147.    62  3.69  3.19     1     0

Code
  weave_diffs_wide(comp, c(mpg, disp))
Output
  # A tibble: 4 x 11
    car            mpg_a mpg_b   cyl disp_a disp_b    hp  drat    wt    vs    am
    <chr>          <dbl> <dbl> <int>  <dbl>  <dbl> <int> <dbl> <dbl> <int> <int>
  1 Duster 360      14.3  16.3     8   360    360    245  3.21  3.57     0     0
  2 Merc 240D       24.4  26.4     4   147.   147.    62  3.69  3.19     1     0
  3 Datsun 710      22.8  22.8    NA   109    108     93  3.85  2.32     1     1
  4 Hornet 4 Drive  21.4  21.4     6   259    258    110  3.08  3.22     1     0

Error when `comparison` isn't a comparison

Code
  weave_diffs_long(example_df_a, disp)
Condition
  Error in `weave_diffs_long()`:
  ! Problem with argument `comparison = example_df_a`
  i `comparison` must be the output of `versus::compare()`

Code
  weave_diffs_wide(example_df_a, disp)
Condition
  Error in `weave_diffs_wide()`:
  ! Problem with argument `comparison = example_df_a`
  i `comparison` must be the output of `versus::compare()`

Error when `column` isn't a comparison

Code
  weave_diffs_long(example_df_a, disp)
Condition
  Error in `weave_diffs_long()`:
  ! Problem with argument `comparison = example_df_a`
  i `comparison` must be the output of `versus::compare()`

Code
  weave_diffs_wide(example_df_a, disp)
Condition
  Error in `weave_diffs_wide()`:
  ! Problem with argument `comparison = example_df_a`
  i `comparison` must be the output of `versus::compare()`

Error on weave_diffs() with empty selection

Code
  weave_diffs_long(comp, where(is.factor))
Condition
  Error in `weave_diffs_long()`:
  ! Problem with argument `column = where(is.factor)`:
  * Must select at least one item.

Code
  weave_diffs_wide(comp, where(is.factor))
Condition
  Error in `weave_diffs_wide()`:
  ! Problem with argument `column = where(is.factor)`:
  * Must select at least one item.

Error on value_diffs when column doesn't exist

Code
  weave_diffs_long(comp, bear)
Condition
  Error in `weave_diffs_long()`:
  ! Problem with argument `column = bear`:
  * Must select columns from `comparison$intersection`
  i column `bear` is not part of the supplied comparison

Code
  weave_diffs_wide(comp, bear)
Condition
  Error in `weave_diffs_wide()`:
  ! Problem with argument `column = bear`:
  * Must select columns from `comparison$intersection`
  i column `bear` is not part of the supplied comparison