Rename fzf-open.lua to init.lua

1 files changed, 84 insertions, 0 deletions

diff --git a/init.lua b/init.lua
new file mode 100644
index 0000000..2b78d41
--- /dev/null
+++ b/init.lua
@@ -0,0 +1,84 @@
+-- Copyright (C) 2017  Guillaume Chérel
+--
+-- This program is free software: you can redistribute it and/or modify
+-- it under the terms of the GNU Affero General Public License as
+-- published by the Free Software Foundation, either version 3 of the
+-- License, or (at your option) any later version.
+--
+-- This program is distributed in the hope that it will be useful,
+-- but WITHOUT ANY WARRANTY; without even the implied warranty of
+-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+-- GNU Affero General Public License for more details.
+--
+-- You should have received a copy of the GNU Affero General Public License
+-- along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+module = {}
+module.fzf_path = "fzf"
+module.fzf_args = ""
+
+vis:command_register("fzf", function(argv, force, win, selection, range)
+    local command = string.gsub([[
+            $fzf_path \
+                --header="Enter:edit,^s:split,^v:vsplit" \
+                --expect="ctrl-s,ctrl-v" \
+                $fzf_args $args
+        ]],
+        '%$([%w_]+)', {
+            fzf_path=module.fzf_path,
+            fzf_args=module.fzf_args,
+            args=table.concat(argv, " ")
+        }
+    )
+
+    local file = io.popen(command)
+    local output = {}
+    for line in file:lines() do
+        table.insert(output, line)
+    end
+    local success, msg, status = file:close()
+
+    if status == 0 then
+        local action = 'e'
+
+        if     output[1] == 'ctrl-s' then action = 'split'
+        elseif output[1] == 'ctrl-v' then action = 'vsplit'
+        end
+
+        vis:feedkeys(string.format("%s '%s'<Enter>", action, output[2]))
+    elseif status == 1 then
+        vis:info(
+            string.format(
+                "fzf-open: No match. Command %s exited with return value %i.",
+                command, status
+            )
+        )
+    elseif status == 2 then
+        vis:info(
+            string.format(
+                "fzf-open: Error. Command %s exited with return value %i.",
+                command, status
+            )
+        )
+    elseif status == 130 then
+        vis:info(
+            string.format(
+                "fzf-open: Interrupted. Command %s exited with return value %i",
+                command, status
+            )
+        )
+    else
+        vis:info(
+            string.format(
+                "fzf-open: Unknown exit status %i. command %s exited with return value %i",
+                status, command, status
+            )
+        )
+    end
+
+    vis:feedkeys("<vis-redraw>")
+
+    return true;
+end, "Select file to open with fzf")
+
+return module