Generate and send introspection data

davidgranstrom · Jun 18, 2020 · 5159f7e · 5159f7e
1 parent d32debc
commit 5159f7e
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Showing 5 changed files with 87 additions and 2 deletions.
diff --git a/ftplugin/supercollider/supercollider.vim b/ftplugin/supercollider/supercollider.vim
@@ -32,7 +32,7 @@ if enable_arghints
     autocmd! * <buffer>
     " autocmd InsertCharPre <buffer> call scnvim#util#echo_args_insert()
     " autocmd InsertCharPre <buffer> call luaeval('require("scnvim").introspection.highlight_arg()')
-    autocmd InsertCharPre <buffer> call luaeval('require("scnvim/introspection").echo_args()')
+    " autocmd InsertCharPre <buffer> call luaeval('require("scnvim/introspection").echo_args()')
   augroup END
   " for argument hints
   let no_float = get(g:, 'scnvim_arghints_float', 1)

diff --git a/lua/scnvim.lua b/lua/scnvim.lua
@@ -63,7 +63,9 @@ end
 --- Public interface
 
 function scnvim.init()
+  -- udp setup must come first
   udp.start_server(on_receive)
+  introspection.create()
 end
 
 function scnvim.deinit()

diff --git a/lua/scnvim/introspection.lua b/lua/scnvim/introspection.lua
@@ -1,8 +1,10 @@
 local M = {}
 local utils = require('scnvim/utils')
 local api = vim.api
+local scnvim
 
 M.float_id = 0
+M.introspection = {}
 
 local function call(fn, args)
   return utils.vimcall(fn, args or {})
@@ -118,4 +120,15 @@ function M.try_close_float()
   end
 end
 
+function M.create()
+  local tmppath = call('tempname')
+  local expr = string.format('SCNvim.createIntrospection(\\"%s\\")', tmppath)
+  scnvim = scnvim or require 'scnvim'
+  scnvim.eval(expr, function()
+    utils.readFile(tmppath, vim.schedule_wrap(function(data)
+      M.introspection = utils.json_decode(data)
+    end))
+  end)
+end
+
 return M
diff --git a/lua/scnvim/utils.lua b/lua/scnvim/utils.lua
@@ -1,4 +1,5 @@
 local M = {}
+local uv = vim.loop
 
 ------------------
 --- Compat
@@ -29,6 +30,23 @@ function M.send_to_sc(args)
   M.vimcall('scnvim#sclang#send_silent', {args})
 end
 
+--- Read a file from disk
+function M.readFile(path, callback)
+  uv.fs_open(path, "r", 438, function(err, fd)
+    assert(not err, err)
+    uv.fs_fstat(fd, function(err, stat)
+      assert(not err, err)
+      uv.fs_read(fd, stat.size, 0, function(err, data)
+        assert(not err, err)
+        uv.fs_close(fd, function(err)
+          assert(not err, err)
+          return callback(data)
+        end)
+      end)
+    end)
+  end)
+end
+
 ------------------
 --- String
 ------------------

diff --git a/scide_scnvim/Classes/SCNvimDoc/extSCNvim.sc b/scide_scnvim/Classes/SCNvimDoc/extSCNvim.sc
@@ -24,7 +24,7 @@
         SCDoc.renderer = SCNvimDocRenderer;
 
         urlString = SCNvimDoc.findHelpFile(text);
-		url = URI(urlString);
+        url = URI(urlString);
         brokenAction = {
             "Sorry no help for %".format(text).postln;
             ^nil;
@@ -69,4 +69,56 @@
         var name = PathName(uri).fileNameWithoutExtension;
         SCNvim.openHelpFor(name, pattern, renderPrg, renderArgs);
     }
+
+    *createIntrospection {|path|
+        var file, size;
+        var res = [];
+        Class.allClasses.do { |class|
+            var classData;
+            classData = [
+                class.name.asString,
+                class.class.name.asString,
+                class.superclass !? {class.superclass.name.asString},
+                class.filenameSymbol.asString,
+                class.charPos,
+                class.methods.collect { |m| this.serializeMethodDetailed(m) };
+            ];
+            res = res.add(classData);
+        };
+        size = res.size;
+        file = File.open(path, "w");
+        file.write("[");
+        res.do {|item, i|
+            item = item.collect {|x| if (x.isNil) { "null" } { x } };
+            file.write(item.cs);
+            if (i < (size - 1)) {
+                file.write(",");
+            }
+        };
+        file.write("]");
+        file.close;
+    }
+
+    *serializeMethodDetailed { arg method;
+        var args, data;
+        args = [];
+        if (method.argNames.size > 1) {
+            args = args ++ [
+                method.argNames.as(Array).asString,
+                method.prototypeFrame.collect { |val|
+                    val !? {
+                        if (val.class === Float) { val.asString } { val.cs }
+                    }
+                };
+            ].lace [2..];
+        };
+        data = [
+            method.ownerClass.name.asString,
+            method.name.asString,
+            method.filenameSymbol.asString,
+            method.charPos,
+            args
+        ];
+        ^data;
+    }
 }