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mirror of https://github.com/janet-lang/janet synced 2024-12-11 01:10:25 +00:00

Add assertf and use in boot.janet. Address #1516

This commit is contained in:
sogaiu 2024-10-30 17:43:00 +09:00
parent 5e443cd29d
commit abad9d7db9

View File

@ -154,6 +154,11 @@
,v ,v
(,error ,(if err err (string/format "assert failure in %j" x)))))) (,error ,(if err err (string/format "assert failure in %j" x))))))
(defmacro assertf
"Convenience macro that combines `assert` and `string/format`."
[x & args]
~(as-macro ,assert ,x (,string/format ,;args)))
(defmacro defdyn (defmacro defdyn
``Define an alias for a keyword that is used as a dynamic binding. The ``Define an alias for a keyword that is used as a dynamic binding. The
alias is a normal, lexically scoped binding that can be used instead of alias is a normal, lexically scoped binding that can be used instead of
@ -3934,7 +3939,7 @@
(defn make-sig [] (defn make-sig []
(ffi/signature :default real-ret-type ;computed-type-args)) (ffi/signature :default real-ret-type ;computed-type-args))
(defn make-ptr [] (defn make-ptr []
(assert (ffi/lookup (if lazy (llib) lib) raw-symbol) (string "failed to find ffi symbol " raw-symbol))) (assertf (ffi/lookup (if lazy (llib) lib) raw-symbol) "failed to find ffi symbol %v" raw-symbol))
(if lazy (if lazy
~(defn ,alias ,;meta [,;formal-args] ~(defn ,alias ,;meta [,;formal-args]
(,ffi/call (,(delay (make-ptr))) (,(delay (make-sig))) ,;formal-args)) (,ffi/call (,(delay (make-ptr))) (,(delay (make-sig))) ,;formal-args))
@ -4111,7 +4116,7 @@
"Get the manifest for a give installed bundle" "Get the manifest for a give installed bundle"
[bundle-name] [bundle-name]
(def name (get-manifest-filename bundle-name)) (def name (get-manifest-filename bundle-name))
(assert (fexists name) (string "no bundle " bundle-name " found")) (assertf (fexists name) "no bundle %v found" bundle-name)
(parse (slurp name))) (parse (slurp name)))
(defn- get-bundle-module (defn- get-bundle-module
@ -4254,11 +4259,9 @@
(def missing (seq [d :in deps :when (not (bundle/installed? d))] (string d))) (def missing (seq [d :in deps :when (not (bundle/installed? d))] (string d)))
(when (next missing) (errorf "missing dependencies %s" (string/join missing ", ")))) (when (next missing) (errorf "missing dependencies %s" (string/join missing ", "))))
(def bundle-name (get config :name default-bundle-name)) (def bundle-name (get config :name default-bundle-name))
(assert bundle-name (errorf "unable to infer bundle name for %v, use :name argument" path)) (assertf bundle-name "unable to infer bundle name for %v, use :name argument" path)
(assert (not (string/check-set "\\/" bundle-name)) (assertf (not (string/check-set "\\/" bundle-name))
(string "bundle name " "bundle name %v cannot contain path separators" bundle-name)
bundle-name
" cannot contain path separators"))
(assert (next bundle-name) "cannot use empty bundle-name") (assert (next bundle-name) "cannot use empty bundle-name")
(assert (not (fexists (get-manifest-filename bundle-name))) (assert (not (fexists (get-manifest-filename bundle-name)))
"bundle is already installed") "bundle is already installed")
@ -4310,7 +4313,7 @@
(var i 0) (var i 0)
(def man (bundle/manifest bundle-name)) (def man (bundle/manifest bundle-name))
(def files (get man :files @[])) (def files (get man :files @[]))
(assert (os/mkdir dest-dir) (string "could not create directory " dest-dir " (or it already exists)")) (assertf (os/mkdir dest-dir) "could not create directory %v (or it already exists)" dest-dir)
(def s (sep)) (def s (sep))
(os/mkdir (string dest-dir s "bundle")) (os/mkdir (string dest-dir s "bundle"))
(def install-hook (string dest-dir s "bundle" s "init.janet")) (def install-hook (string dest-dir s "bundle" s "init.janet"))