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feat: exclude option for shorten in path_display (#1429)

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* feat: allow excluding positions for `shorten` in `path_display`

* [docgen] Update doc/telescope.txt
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Co-authored-by: Github Actions <actions@github>
This commit is contained in:
Luke Kershaw
2021-11-14 09:37:15 +00:00
committed by GitHub
parent b2f16c788e
commit 729492406e
3 changed files with 34 additions and 1 deletions
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14
doc/telescope.txt
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@@ -207,6 +207,20 @@ telescope.setup({opts}) *telescope.setup()*
Similarly, `path_display.shorten = 2` will give a path like: Similarly, `path_display.shorten = 2` will give a path like:
`al/be/ga/delta.txt` `al/be/ga/delta.txt`
You can also further customise the shortening behaviour by
setting `path_display.shorten = { len = num, exclude = list }`,
where `len` acts as above, and `exclude` is a list of positions
that are not shortened. Negative numbers in the list are considered
relative to the end of the path.
e.g. for a path like
`alpha/beta/gamma/delta.txt`
setting `path_display.shorten = { len = 1, exclude = {1, -1} }`
will give a path like:
`alpha/b/g/delta.txt`
setting `path_display.shorten = { len = 2, exclude = {2, -2} }`
will give a path like:
`al/beta/gamma/de`
path_display can also be set to 'hidden' string to hide file names path_display can also be set to 'hidden' string to hide file names
path_display can also be set to a function for custom formatting of path_display can also be set to a function for custom formatting of

14
lua/telescope/config.lua
View File

@@ -273,6 +273,20 @@ append(
Similarly, `path_display.shorten = 2` will give a path like: Similarly, `path_display.shorten = 2` will give a path like:
`al/be/ga/delta.txt` `al/be/ga/delta.txt`
You can also further customise the shortening behaviour by
setting `path_display.shorten = { len = num, exclude = list }`,
where `len` acts as above, and `exclude` is a list of positions
that are not shortened. Negative numbers in the list are considered
relative to the end of the path.
e.g. for a path like
`alpha/beta/gamma/delta.txt`
setting `path_display.shorten = { len = 1, exclude = {1, -1} }`
will give a path like:
`alpha/b/g/delta.txt`
setting `path_display.shorten = { len = 2, exclude = {2, -2} }`
will give a path like:
`al/beta/gamma/de`
path_display can also be set to 'hidden' string to hide file names path_display can also be set to 'hidden' string to hide file names
path_display can also be set to a function for custom formatting of path_display can also be set to a function for custom formatting of

5
lua/telescope/utils.lua
View File

@@ -363,8 +363,13 @@ utils.transform_path = function(opts, path)
end end
if vim.tbl_contains(path_display, "shorten") or path_display["shorten"] ~= nil then if vim.tbl_contains(path_display, "shorten") or path_display["shorten"] ~= nil then
if type(path_display["shorten"]) == "table" then
local shorten = path_display["shorten"]
transformed_path = Path:new(transformed_path):shorten(shorten.len, shorten.exclude)
else
transformed_path = Path:new(transformed_path):shorten(path_display["shorten"]) transformed_path = Path:new(transformed_path):shorten(path_display["shorten"])
end end
end
if vim.tbl_contains(path_display, "truncate") or path_display.truncate then if vim.tbl_contains(path_display, "truncate") or path_display.truncate then
if opts.__length == nil then if opts.__length == nil then
opts.__length = calc_result_length(path_display.truncate) opts.__length = calc_result_length(path_display.truncate)