1 files changed, 97 insertions, 3 deletions

diff --git a/configs/nvim/lua/crupest/system/find.lua b/configs/nvim/lua/crupest/system/find.lua
index a2631a6..0876622 100644
--- a/configs/nvim/lua/crupest/system/find.lua
+++ b/configs/nvim/lua/crupest/system/find.lua
@@ -1,15 +1,17 @@
 local system = require("crupest.system")
 local fs = require("crupest.system.fs");
 
+local win_exe_exts = { "exe", "CMD", "cmd", "ps1" }
+
+
 local function get_exe(path)
     if system.is_win then
-        local exts = { "exe", "CMD", "cmd", "ps1" }
-        for _, ext in ipairs(exts) do
+        for _, ext in ipairs(win_exe_exts) do
             if string.find(path, "%." .. ext .. "$") and fs.isfile(path) then
                 return path
             end
         end
-        for _, ext in ipairs(exts) do
+        for _, ext in ipairs(win_exe_exts) do
             local p = path .. "." .. ext
             if fs.isfile(p) then return p end
         end
@@ -23,6 +25,14 @@ local function get_exe(path)
     return nil
 end
 
+local function find_global_exe(name)
+    if vim.fn.executable(name) ~= 0 then
+        return name
+    end
+
+    return nil
+end
+
 local function first_exe(paths)
     for _, v in ipairs(paths) do
         local exe = get_exe(v)
@@ -32,6 +42,44 @@ local function first_exe(paths)
     return nil
 end
 
+local function find_file_or_directory(path, name)
+    return fs.walk_up(path, function(current_path)
+        local p = current_path .. "/" .. name
+        if fs.isdir(p) then
+            return p, "directory"
+        elseif fs.isfile(p) then
+            return p, "file"
+        end
+        return nil
+    end)
+end
+
+local function find_file(path, name)
+    return fs.walk_up(path, function(current_path)
+        local p = current_path .. "/" .. name
+        if fs.isfile(p) then
+            return p
+        end
+        return nil
+    end)
+end
+
+local function find_files_or_directories(path, names)
+    for _, name in ipairs(names) do
+        local p, type = find_file_or_directory(path, name)
+        if p then return p, type end
+    end
+    return nil
+end
+
+local function find_files(path, names)
+    for _, name in ipairs(names) do
+        local p = find_file(path, name)
+        if p then return p end
+    end
+    return nil
+end
+
 local function find_node_modules(path)
     return fs.walk_up(path, function(current_path)
         local node_modules_path = current_path .. "/node_modules"
@@ -51,9 +99,55 @@ local function find_npm_exe(path, exe)
     return nil
 end
 
+local function find_exe(path, exe, places)
+    for _, place in ipairs(places) do
+        if place == "npm" then
+            local r = find_npm_exe(path, exe)
+            if r then return r end
+        end
+        if place == "global" then
+            local r = find_global_exe(exe)
+            if r then return r end
+        end
+    end
+    return nil
+end
+
+local function find_exe_for_buf(buf, opts)
+    local r = {}
+    r.name = opts.name
+    r.file = vim.api.nvim_buf_get_name(buf)
+    r.filetype = vim.api.nvim_buf_get_option(buf, "filetype")
+    r.exe_name = opts.name
+    r.exe_places = opts.exe_places or { "global" }
+
+    if opts.config_files then
+        r.config_file = find_files(r.file, opts.config_files)
+        if r.config_file == nil then return nil end
+    end
+
+    if opts.filetypes then
+        if not require("crupest.table").includes(opts.filetypes, r.filetype) then
+            return nil
+        end
+    end
+
+    r.exe_path = find_exe(r.file, r.exe_name, r.exe_places)
+    if r.exe_path == nil then return nil end
+
+    return r
+end
+
 return {
     get_exe = get_exe,
+    find_global_exe = find_global_exe,
     first_exe = first_exe,
+    find_file_or_directory = find_file_or_directory,
+    find_files_or_directories = find_files_or_directories,
+    find_file = find_file,
+    find_files = find_files,
     find_node_modules = find_node_modules,
     find_npm_exe = find_npm_exe,
+    find_exe = find_exe,
+    find_exe_for_buf = find_exe_for_buf,
 }