Add support for redis built-ins

docsrc/cli.rst

@@ -88,7 +88,13 @@ Option                                  Meaning
                                         * ``luacheckrc`` - globals allowed in Luacheck configs, by default added for files ending with ``.luacheckrc``;
                                         * ``ldoc`` - globals allowed in LDoc config, by default added for files named ``config.ld``;
                                         * ``sile`` - globals allowed in The SILE Typesetter and its package ecosystem;
+                                        * ``redis5`` - globals available in `redis lua <https://redis.io/docs/latest/develop/interact/programmability/lua-api/>` v5, including standard Lua 5.1 globals;
+                                        * ``redis6`` - globals available in redis lua v6, including standard Lua 5.1 globals;
+                                        * ``redis7`` - globals available in redis lua v7, including standard Lua 5.1 globals;
+                                        * ``redis_scripting`` - globals added by redis scripting;
+                                        * ``redis_functions`` - globals added by redis functions;
                                         * ``none`` - no standard globals.
+
 
                                         See :ref:`stds`
 ``--globals [<name>] ...``              Add custom global variables or fields on top of standard ones. See :ref:`fields`

luacheck-dev-1.rockspec

@@ -48,6 +48,9 @@ build = {
       ["luacheck.builtin_standards.minetest"] = "src/luacheck/builtin_standards/minetest.lua",
       ["luacheck.builtin_standards.playdate"] = "src/luacheck/builtin_standards/playdate.lua",
       ["luacheck.builtin_standards.ngx"] = "src/luacheck/builtin_standards/ngx.lua",
+      ["luacheck.builtin_standards.redis5"] = "src/luacheck/builtin_standards/redis5.lua",
+      ["luacheck.builtin_standards.redis6"] = "src/luacheck/builtin_standards/redis6.lua",
+      ["luacheck.builtin_standards.redis7"] = "src/luacheck/builtin_standards/redis7.lua",
       ["luacheck.cache"] = "src/luacheck/cache.lua",
       ["luacheck.check"] = "src/luacheck/check.lua",
       ["luacheck.check_state"] = "src/luacheck/check_state.lua",

src/luacheck/builtin_standards/init.lua

@@ -2,6 +2,11 @@ local love = require "luacheck.builtin_standards.love"
 local minetest = require "luacheck.builtin_standards.minetest"
 local playdate = require "luacheck.builtin_standards.playdate"
 local ngx = require "luacheck.builtin_standards.ngx"
+local redis5 = require "luacheck.builtin_standards.redis5"
+local redis6 = require "luacheck.builtin_standards.redis6"
+local redis7 = require "luacheck.builtin_standards.redis7"
+local redis_scripts = require "luacheck.builtin_standards.redis_scripts"
+local redis_functions = require "luacheck.builtin_standards.redis_functions"
 local standards = require "luacheck.standards"
 
 local builtin_standards = {}
@@ -264,6 +269,11 @@ lua_defs.luajit = add_defs(make_min_def("luajit"), {
 })
 lua_defs.ngx_lua = add_defs(lua_defs.luajit, ngx)
 lua_defs.max = add_defs(lua_defs.lua51c, lua_defs.lua52c, lua_defs.lua53c, lua_defs.lua54c, lua_defs.luajit)
+lua_defs.redis5 = add_defs(lua_defs.lua51, redis5)
+lua_defs.redis6 = add_defs(lua_defs.redis5, redis6)
+lua_defs.redis7 = add_defs(lua_defs.redis6, redis7)
+lua_defs.redis_scripts = redis_scripts
+lua_defs.redis_functions = redis_functions
 
 for name, def in pairs(lua_defs) do
    builtin_standards[name] = def_to_std(def)

src/luacheck/builtin_standards/redis5.lua

@@ -0,0 +1,59 @@
+local empty = {}
+
+local redis = {
+    fields = {
+        redis = {
+            fields = {
+                call = empty,
+                pcall = empty,
+                error_reply = empty,
+                status_reply = empty,
+                sha1hex = empty,
+                log = empty,
+                set_repl = empty,
+                replicate_commands = empty,
+            },
+        },
+
+        cjson = {
+            fields = {
+                decode = empty,
+                encode = empty,
+            },
+        },
+
+        struct = {
+            fields = {
+                pack = empty,
+                unpack = empty,
+                size = empty,
+            }
+        },
+
+        cmsgpack = {
+            fields = {
+                pack = empty,
+                unpack = empty,
+            }
+        },
+
+        bit = {
+            fields = {
+                tobit = empty,
+                tohex = empty,
+                bnot = empty,
+                bor = empty,
+                band = empty,
+                bxor = empty,
+                lshift = empty,
+                rshift = empty,
+                arshift = empty,
+                rol = empty,
+                ror = empty,
+                bswap = empty,
+            }
+        }
+    }
+}
+
+return redis

src/luacheck/builtin_standards/redis6.lua

@@ -0,0 +1,14 @@
+local empty = {}
+
+local redis = {
+    fields = {
+        redis = {
+            fields = {
+                setresp = empty,
+            }
+
+        }
+    }
+}
+
+return redis

src/luacheck/builtin_standards/redis7.lua

@@ -0,0 +1,14 @@
+local empty = {}
+
+local redis = {
+    fields = {
+        redis = {
+            REDIS_VERSION = {},
+            REDIS_VERSION_NUM = {},
+            acl_check_cmd = empty,
+            register_function = empty,
+        }
+    }
+}
+
+return redis

src/luacheck/builtin_standards/redis_functions.lua

@@ -0,0 +1,13 @@
+local empty = {}
+
+local redis_functions = {
+    fields = {
+        redis = {
+            fields = {
+                register_function = empty,
+            },
+        }
+    }
+}
+
+return redis_functions

src/luacheck/builtin_standards/redis_scripts.lua

@@ -0,0 +1,20 @@
+local empty = {}
+
+local redis_scripts = {
+    fields = {
+        ARGV = {
+            other_fields = true,
+        },
+        KEYS = {
+            other_fields = true,
+        },
+        redis = {
+            fields = {
+                breakpoint = empty,
+                debug = empty,
+            },
+        }
+    }
+}
+
+return redis_scripts