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| author | Vanessa Ezekowitz <vanessaezekowitz@gmail.com> | 2016-04-01 21:00:20 -0400 |
|---|---|---|
| committer | Vanessa Ezekowitz <vanessaezekowitz@gmail.com> | 2016-04-01 21:10:04 -0400 |
| commit | 888b0ebfec8c2eff9015163549a7e47443cb8665 (patch) | |
| tree | 915080159bfaa6ba6e226087c7ce0e8d5464b518 /worldedit/code.lua | |
| parent | da66780a569712c23ae4f2996cfb4608a9f9d69d (diff) | |
| download | dreambuilder_modpack-888b0ebfec8c2eff9015163549a7e47443cb8665.tar dreambuilder_modpack-888b0ebfec8c2eff9015163549a7e47443cb8665.tar.gz dreambuilder_modpack-888b0ebfec8c2eff9015163549a7e47443cb8665.tar.bz2 dreambuilder_modpack-888b0ebfec8c2eff9015163549a7e47443cb8665.tar.xz dreambuilder_modpack-888b0ebfec8c2eff9015163549a7e47443cb8665.zip | |
"explode" all modpacks into their individual components
(you can't have a modpack buried inside a modpack)
Diffstat (limited to 'worldedit/code.lua')
| -rw-r--r-- | worldedit/code.lua | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/worldedit/code.lua b/worldedit/code.lua new file mode 100644 index 0000000..a939deb --- /dev/null +++ b/worldedit/code.lua @@ -0,0 +1,52 @@ +--- Lua code execution functions.
+-- @module worldedit.code
+
+--- Executes `code` as a Lua chunk in the global namespace.
+-- @return An error message if the code fails, or nil on success.
+function worldedit.lua(code)
+ local func, err = loadstring(code)
+ if not func then -- Syntax error
+ return err
+ end
+ local good, err = pcall(func)
+ if not good then -- Runtime error
+ return err
+ end
+ return nil
+end
+
+
+--- Executes `code` as a Lua chunk in the global namespace with the variable
+-- pos available, for each node in a region defined by positions `pos1` and
+-- `pos2`.
+-- @return An error message if the code fails, or nil on success.
+function worldedit.luatransform(pos1, pos2, code)
+ pos1, pos2 = worldedit.sort_pos(pos1, pos2)
+
+ local factory, err = loadstring("return function(pos) " .. code .. " end")
+ if not factory then -- Syntax error
+ return err
+ end
+ local func = factory()
+
+ worldedit.keep_loaded(pos1, pos2)
+
+ local pos = {x=pos1.x, y=0, z=0}
+ while pos.x <= pos2.x do
+ pos.y = pos1.y
+ while pos.y <= pos2.y do
+ pos.z = pos1.z
+ while pos.z <= pos2.z do
+ local good, err = pcall(func, pos)
+ if not good then -- Runtime error
+ return err
+ end
+ pos.z = pos.z + 1
+ end
+ pos.y = pos.y + 1
+ end
+ pos.x = pos.x + 1
+ end
+ return nil
+end
+
|