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mirror of https://github.com/janet-lang/janet synced 2024-09-29 23:40:40 +00:00

Add a number of defs for used dynamic bindings.

This commit is contained in:
Calvin Rose 2022-04-13 17:20:33 -05:00
parent 2a950e4ce9
commit 1aac0489d7

View File

@ -1172,10 +1172,23 @@
Use this to prevent keyword collisions between dynamic bindings.") Use this to prevent keyword collisions between dynamic bindings.")
(defdyn *out* "Where normal print functions print output to.") (defdyn *out* "Where normal print functions print output to.")
(defdyn *err* "Where error printing prints output to.") (defdyn *err* "Where error printing prints output to.")
(defdyn *redef* "When set, allow dynamically rebinding top level defs. Will slow generated code and is intended to be used for development.")
(defdyn *debug* "Enables a built in debugger on errors and other useful features for debugging in a repl.")
(defdyn *exit* "When set, will cause the current context to complete. Can be set to exit from repl (or file), for example.")
(defdyn *exit-value* "Set the return value from `run-context` upon an exit. By default, `run-context` will return nil.")
(defdyn *macro-form* (defdyn *macro-form*
"Inside a macro, is bound to the source form that invoked the macro") "Inside a macro, is bound to the source form that invoked the macro")
(defdyn *lint-error*
"The current lint error level. The error level is the lint level at which compilation will exit with an error and not continue.")
(defdyn *lint-warn*
"The current lint warning level. The warning level is the lint level at which and error will be printed but compilation will continue as normal.")
(defdyn *lint-levels*
"A table of keyword alias to numbers denoting a lint level. Can be used to provided custom aliases for numeric lint levels.")
(defdyn *current-file* (defdyn *current-file*
"Bound to the name of the currently compiling file.") "Bound to the name of the currently compiling file.")
@ -2176,6 +2189,10 @@
### ###
### ###
(defdyn *peg-grammar*
"The implicit base grammar used when compiling PEGs. Any undefined keywords
found when compiling a peg will use lookup in this table (if defined).")
(def default-peg-grammar (def default-peg-grammar
`The default grammar used for pegs. This grammar defines several common patterns `The default grammar used for pegs. This grammar defines several common patterns
that should make it easier to write more complex patterns.` that should make it easier to write more complex patterns.`
@ -2200,7 +2217,7 @@
:s* (any :s) :s* (any :s)
:h* (any :h)}) :h* (any :h)})
(setdyn :peg-grammar default-peg-grammar) (setdyn *peg-grammar* default-peg-grammar)
### ###
### ###
@ -2378,9 +2395,9 @@
(def res (compile source env where lints)) (def res (compile source env where lints))
(unless (empty? lints) (unless (empty? lints)
# Convert lint levels to numbers. # Convert lint levels to numbers.
(def levels (get env :lint-levels lint-levels)) (def levels (get env *lint-levels* lint-levels))
(def lint-error (get env :lint-error)) (def lint-error (get env *lint-error*))
(def lint-warning (get env :lint-warn)) (def lint-warning (get env *lint-warn*))
(def lint-error (or (get levels lint-error lint-error) 0)) (def lint-error (or (get levels lint-error lint-error) 0))
(def lint-warning (or (get levels lint-warning lint-warning) 2)) (def lint-warning (or (get levels lint-warning lint-warning) 2))
(each [level line col msg] lints (each [level line col msg] lints
@ -3737,21 +3754,21 @@
(if expect-image (if expect-image
(do (do
(def env (load-image (slurp arg))) (def env (load-image (slurp arg)))
(put env :args subargs) (put env *args* subargs)
(put env :lint-error error-level) (put env *lint-error* error-level)
(put env :lint-warn warn-level) (put env *lint-warn* warn-level)
(when debug-flag (when debug-flag
(put env :debug true) (put env *debug* true)
(put env :redef true)) (put env *redef* true))
(run-main env subargs arg)) (run-main env subargs arg))
(do (do
(def env (make-env)) (def env (make-env))
(put env :args subargs) (put env *args* subargs)
(put env :lint-error error-level) (put env *lint-error* error-level)
(put env :lint-warn warn-level) (put env *lint-warn* warn-level)
(when debug-flag (when debug-flag
(put env :debug true) (put env *debug* true)
(put env :redef true)) (put env *redef* true))
(if compile-only (if compile-only
(flycheck arg :exit exit-on-error :env env) (flycheck arg :exit exit-on-error :env env)
(do (do
@ -3778,16 +3795,16 @@
(def new-env (dofile profile.janet :exit true)) (def new-env (dofile profile.janet :exit true))
(merge-module env new-env "" false)) (merge-module env new-env "" false))
(when debug-flag (when debug-flag
(put env :debug true) (put env *debug* true)
(put env :redef true)) (put env *redef* true))
(def getter (if raw-stdin getstdin getline)) (def getter (if raw-stdin getstdin getline))
(defn getchunk [buf p] (defn getchunk [buf p]
(getter (getprompt p) buf env)) (getter (getprompt p) buf env))
(setdyn :pretty-format (if colorize "%.20Q" "%.20q")) (setdyn *pretty-format* (if colorize "%.20Q" "%.20q"))
(setdyn :err-color (if colorize true)) (setdyn *err-color* (if colorize true))
(setdyn :doc-color (if colorize true)) (setdyn *doc-color* (if colorize true))
(setdyn :lint-error error-level) (setdyn *lint-error* error-level)
(setdyn :lint-warn error-level) (setdyn *lint-warn* error-level)
(repl getchunk nil env))))) (repl getchunk nil env)))))
### ###