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Diffstat (limited to 'lib/kernel/Source.mli')
| -rw-r--r-- | lib/kernel/Source.mli | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/lib/kernel/Source.mli b/lib/kernel/Source.mli new file mode 100644 index 0000000..1a51da2 --- /dev/null +++ b/lib/kernel/Source.mli @@ -0,0 +1,32 @@ +(** programs as source. A program in any language travels the tree as a + handle carrying [EphemeralRelation.Stored], with its text as the code, + so whoever holds one can run it through the evaluator of its language + without linking that language. *) + +(** a program in [language]. *) +val program : language:string -> string -> Protocols.Handle.t + +(** the language and text a handle carries, if it is a program. *) +val text : Protocols.Handle.t -> (string * string) option + +(** an evaluator for [language]: it runs the text of a program in that + language, and refuses anything else. *) +val evaluator : + language:string -> + (string -> (Protocols.Handle.t, Concepts.Condition.condition) result) -> + Protocols.Handle.t + +(** look up the evaluator of [language] under [root]'s \evaluator and run + [text] with it. *) +val run : + Protocols.Handle.t -> + language:string -> + string -> + (Protocols.Handle.t, Concepts.Condition.condition) result + +(** register [evaluator] as \evaluator\[language] under [root]. *) +val register : + Protocols.Handle.t -> + language:string -> + Protocols.Handle.t -> + (unit, Concepts.Condition.condition) result |