refactor: Rename clang_format to clang-format (#352)

This makes the formatter name consistent with the executable and also
with other tools like e.g. Mason, for better interoperability.

2 files changed, 26 insertions, 22 deletions

diff --git a/lua/conform/formatters/clang-format.lua b/lua/conform/formatters/clang-format.lua
new file mode 100644
index 0000000..2e68fc1
--- /dev/null
+++ b/lua/conform/formatters/clang-format.lua
@@ -0,0 +1,22 @@
+local util = require("conform.util")
+---@type conform.FileFormatterConfig
+return {
+  meta = {
+    url = "https://www.kernel.org/doc/html/latest/process/clang-format.html",
+    description = "Tool to format C/C++/… code according to a set of rules and heuristics.",
+  },
+  command = "clang-format",
+  args = { "-assume-filename", "$FILENAME" },
+  range_args = function(self, ctx)
+    local start_offset, end_offset = util.get_offsets_from_range(ctx.buf, ctx.range)
+    local length = end_offset - start_offset
+    return {
+      "-assume-filename",
+      "$FILENAME",
+      "--offset",
+      tostring(start_offset),
+      "--length",
+      tostring(length),
+    }
+  end,
+}
diff --git a/lua/conform/formatters/clang_format.lua b/lua/conform/formatters/clang_format.lua
index 2e68fc1..72e545b 100644
--- a/lua/conform/formatters/clang_format.lua
+++ b/lua/conform/formatters/clang_format.lua
@@ -1,22 +1,4 @@
-local util = require("conform.util")
----@type conform.FileFormatterConfig
-return {
-  meta = {
-    url = "https://www.kernel.org/doc/html/latest/process/clang-format.html",
-    description = "Tool to format C/C++/… code according to a set of rules and heuristics.",
-  },
-  command = "clang-format",
-  args = { "-assume-filename", "$FILENAME" },
-  range_args = function(self, ctx)
-    local start_offset, end_offset = util.get_offsets_from_range(ctx.buf, ctx.range)
-    local length = end_offset - start_offset
-    return {
-      "-assume-filename",
-      "$FILENAME",
-      "--offset",
-      tostring(start_offset),
-      "--length",
-      tostring(length),
-    }
-  end,
-}
+-- This was renamed to clang-format
+local conf = vim.deepcopy(require("conform.formatters.clang-format"))
+conf.meta.deprecated = true
+return conf