53 lines
1.7 KiB
VimL
53 lines
1.7 KiB
VimL
" Author: Mohammed Chelouti - https://github.com/motato1
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" Description: Handler functions for Deno.
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call ale#Set('deno_executable', 'deno')
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call ale#Set('deno_unstable', 0)
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call ale#Set('deno_lsp_project_root', '')
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function! ale#handlers#deno#GetExecutable(buffer) abort
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return ale#Var(a:buffer, 'deno_executable')
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endfunction
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" Find project root for Deno's language server.
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"
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" Deno projects do not require a project or configuration file at the project root.
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" This means the root directory has to be guessed,
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" unless it is explicitly specified by the user.
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"
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" The project root is determined by ...
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" 1. using a user-specified value from deno_lsp_project_root
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" 2. looking for common top-level files/dirs
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" 3. using the buffer's directory
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function! ale#handlers#deno#GetProjectRoot(buffer) abort
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let l:project_root = ale#Var(a:buffer, 'deno_lsp_project_root')
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if !empty(l:project_root)
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return l:project_root
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endif
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let l:possible_project_roots = [
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\ 'tsconfig.json',
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\ '.git',
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\ bufname(a:buffer),
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\]
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for l:possible_root in l:possible_project_roots
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let l:project_root = ale#path#FindNearestFile(a:buffer, l:possible_root)
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if empty(l:project_root)
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let l:project_root = ale#path#FindNearestDirectory(a:buffer, l:possible_root)
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endif
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if !empty(l:project_root)
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" dir:p expands to /full/path/to/dir/ whereas
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" file:p expands to /full/path/to/file (no trailing slash)
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" Appending '/' ensures that :h:h removes the path's last segment
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" regardless of whether it is a directory or not.
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return fnamemodify(l:project_root . '/', ':p:h:h')
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endif
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endfor
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return ''
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endfunction
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