add neovim lua files

1 files changed, 70 insertions, 0 deletions

diff --git a/neovim/lua/vimrc/utils.lua b/neovim/lua/vimrc/utils.lua
new file mode 100644
index 0000000..386efd2
--- /dev/null
+++ b/neovim/lua/vimrc/utils.lua
@@ -0,0 +1,70 @@
+local vim = vim
+local cmd = vim.cmd
+local M = {}
+
+-- paths {{{
+-- }}}
+--
+-- logging {{{
+function M.log_error(msg, source, persist)
+    if source then
+        msg = "[" .. source .. "] " .. msg
+    end
+    cmd [[echohl ErrorMsg]]
+    if persist then
+        cmd("echomsg '" .. msg .. "'")
+    else
+        cmd("echo '" .. msg .. "'")
+    end
+    cmd [[echohl Normal]]
+end
+
+function M.log_warning(msg, source, persist)
+    if source then
+        msg = "[" .. source .. "]" .. msg
+    end
+    msg = string.gsub(msg, "'", '"')
+    cmd [[echohl WarningMsg]]
+    if persist then
+        cmd("echomsg '" .. msg .. "'")
+    else
+        cmd("echo '" .. msg .. "'")
+    end
+    cmd [[echohl Normal]]
+end
+-- }}}
+
+-- tables {{{
+function table.filter()
+    print"hi"
+end
+
+function table.keys(tbl)
+    local k = {}
+    for key, val in pairs(tbl) do
+        table.insert(k, key)
+    end
+    return k
+end
+
+-- }}}
+
+-- string {{{
+function string.join(str, join_token)
+    local j = ""
+    local join = join_token or ""
+    if #str == 1 then
+        return str[1]
+    end
+    for i, token in ipairs(str) do
+        if i > 1 then
+            j = j .. join .. token
+        else 
+            j = j .. token
+        end
+    end
+    return j
+end
+-- }}}
+return M
+-- vim: fdm=marker