Words can be autocompleted from a specified dictionary.

2 files changed, 38 insertions, 17 deletions

diff --git a/modules/textadept/editing.lua b/modules/textadept/editing.lua
index d15ebb9b..ac9037da 100644
--- a/modules/textadept/editing.lua
+++ b/modules/textadept/editing.lua
@@ -107,7 +107,26 @@ function autocomplete_word(word_chars)
     end
     match_pos = buffer:find(root, 1048580, match_pos + 1)
   end
-  if #c_list_str > 0 then buffer:auto_c_show(#root, c_list_str:sub(1, -2)) end
+  if #c_list_str > 0 then buffer:auto_c_show( #root, c_list_str:sub(1, -2) ) end
+end
+
+---
+-- Pops up an autocompletion list for the current word based on the path to a
+-- dictionary of words.
+-- @param dict Path to a dictionary of words.
+function autocomplete_word_from_dict(dict)
+  local buffer = buffer
+  local start = buffer:word_start_position(buffer.current_pos, true)
+  local root = buffer:text_range(start, buffer.current_pos)
+  if #root == 0 then return end
+  local f = io.open(dict)
+  if not f then return end
+  local c_list_str = ''
+  for line in f:lines() do
+    if line:match('^'..root) then c_list_str = c_list_str..line..' ' end
+  end
+  f:close()
+  if #c_list_str > 0 then buffer:auto_c_show( #root, c_list_str:sub(1, -2) ) end
 end
 
 ---
diff --git a/modules/textadept/key_commands.lua b/modules/textadept/key_commands.lua
index 8d792f61..c58c9afe 100644
--- a/modules/textadept/key_commands.lua
+++ b/modules/textadept/key_commands.lua
@@ -115,22 +115,24 @@ keys.ai   = { m_snippets.show_style       }
 
 -- Editing commands.
 local m_editing = _m.textadept.editing
-keys.cm    = { m_editing.match_brace              }
-keys.csm   = { m_editing.match_brace, 'select'    }
-keys['c '] = { m_editing.autocomplete_word, '%w_' }
-keys.cl    = { m_editing.goto_line                }
-keys.ck    = { m_editing.smart_cutcopy,           }
-keys.csk   = { m_editing.smart_cutcopy, 'copy'    }
-keys.cu    = { m_editing.smart_paste,             }
-keys.au    = { m_editing.smart_paste, 'cycle'     }
-keys.sau   = { m_editing.smart_paste, 'reverse'   }
-keys.cw    = { m_editing.current_word, 'delete'   }
-keys.at    = { m_editing.transpose_chars          }
-keys.csh   = { m_editing.squeeze,                 }
-keys.cj    = { m_editing.join_lines               }
-keys.cau   = { m_editing.move_line, 'up'          }
-keys.cad   = { m_editing.move_line, 'down'        }
-keys.csai  = { m_editing.convert_indentation      }
+keys.cm    = { m_editing.match_brace                  }
+keys.csm   = { m_editing.match_brace, 'select'        }
+keys['c '] = { m_editing.autocomplete_word, '%w_'     }
+keys['a '] = { m_editing.autocomplete_word_from_dict,
+               '/usr/share/dict/cracklib-small'       }
+keys.cl    = { m_editing.goto_line                    }
+keys.ck    = { m_editing.smart_cutcopy,               }
+keys.csk   = { m_editing.smart_cutcopy, 'copy'        }
+keys.cu    = { m_editing.smart_paste,                 }
+keys.au    = { m_editing.smart_paste, 'cycle'         }
+keys.sau   = { m_editing.smart_paste, 'reverse'       }
+keys.cw    = { m_editing.current_word, 'delete'       }
+keys.at    = { m_editing.transpose_chars              }
+keys.csh   = { m_editing.squeeze,                     }
+keys.cj    = { m_editing.join_lines                   }
+keys.cau   = { m_editing.move_line, 'up'              }
+keys.cad   = { m_editing.move_line, 'down'            }
+keys.csai  = { m_editing.convert_indentation          }
 keys.cae   = { -- code execution
   r = { m_editing.ruby_exec },
   l = { m_editing.lua_exec  }