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commands "create fun" & "drop fun" in the shell

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krangelov
2021-12-23 14:55:26 +01:00
parent 5b5ecc6934
commit f5798350fd
6 changed files with 138 additions and 33 deletions
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50
src/compiler/GF/Command/Commands.hs
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@@ -31,7 +31,6 @@ import GF.Text.Pretty
import Data.List (sort)
import Control.Monad(mplus)
import qualified Control.Monad.Fail as Fail
--import Debug.Trace
class (Functor m,Monad m,MonadSIO m) => HasPGF m where getPGF :: m (Maybe PGF)
@@ -649,12 +648,12 @@ pgfCommands = Map.fromList [
syntax = "ai IDENTIFIER or ai EXPR",
synopsis = "Provides an information about a function, an expression or a category from the abstract syntax",
explanation = unlines [
"The command has one argument which is either function, expression or",
"a category defined in the abstract syntax of the current grammar. ",
"If the argument is a function then ?its type is printed out.",
"The command has one argument which is either a function, an expression or",
"a category defined in the abstract syntax of the current grammar.",
"If the argument is a function then its type is printed out.",
"If it is a category then the category definition is printed.",
"If a whole expression is given it prints the expression with refined",
"metavariables and the type of the expression."
"If a whole expression is given, then it prints the expression with refined",
"metavariables as well as the type of the expression."
],
exec = needPGF $ \opts arg pgf -> do
case toExprs arg of
@@ -682,13 +681,44 @@ pgfCommands = Map.fromList [
_ -> do putStrLn "a single identifier or expression is expected from the command"
return void,
needsTypeCheck = False
}),
("c", emptyCommandInfo {
longname = "create",
syntax = "create fun f = ..; create cat c = ..; create lin c = ..; or create lincat c = ..",
synopsis = "Dynamically adds new functions and categories to the current grammar.",
explanation = unlines [
"After the command you can write fun, data, cat, lin or a lincat definition.",
"The syntax is the same as if the definition was in a module. If you want to use",
"any operations inside lin and lincat, you should import them",
"by using the command `i -resource <file path>`."
],
flags = [
("lang","the language to which to add a lin or a lincat"),
("prob","the probability for a new abstract function")
],
needsTypeCheck = False
}),
("d", emptyCommandInfo {
longname = "drop",
syntax = "drop fun f; drop cat c; drop lin c; or drop lincat c",
synopsis = "Dynamically removes functions and categories from the current grammar.",
explanation = unlines [
"After the command you must specify whether you want to remove",
"fun, data, cat, lin or a lincat definition.",
"Note that if you are removing an abstract function or category,",
"then all corresponding linearizations will be dropped as well."
],
flags = [
("lang","the language from which to remove the lin or the lincat")
],
needsTypeCheck = False
})
]
where
needPGF exec opts ts = do
mb_pgf <- getPGF
case mb_pgf of
Just pgf -> liftSIO $ exec opts ts pgf
Just pgf -> do liftSIO $ exec opts ts pgf
_ -> fail "Import a grammar before using this command"
joinPiped (Piped (es1,ms1)) (Piped (es2,ms2)) = Piped (jA es1 es2,ms1+++-ms2)
@@ -815,9 +845,9 @@ pgfCommands = Map.fromList [
-- ps -f -g s returns g (f s)
treeOps pgf opts s = foldr app s (reverse opts) where
app (OOpt op) | Just (Left f) <- treeOp pgf op = f
app (OFlag op (VId x)) | Just (Right f) <- treeOp pgf op = f x
app _ = id
app (OOpt op) | Just (Left f) <- treeOp pgf op = f
app (OFlag op (LStr x)) | Just (Right f) <- treeOp pgf op = f x
app _ = id
morphoMissing :: Concr -> [String] -> [String]
morphoMissing = morphoClassify False