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Enable parsing of basic markdown interpolation
7c159b2Evan Czaplicki
compiler/Generate/JavaScript.hs+1−1
@@ -226,7 +226,7 @@ instance ToJS (Expr t v) where
226 _ -> jsObj $ ("ctor:" ++ show name) : fields
226 _ -> jsObj $ ("ctor:" ++ show name) : fields
227 where fields = zipWith (\n e -> "_" ++ show n ++ ":" ++ e) [0..] fs
227 where fields = zipWith (\n e -> "_" ++ show n ++ ":" ++ e) [0..] fs
228
228
229− Markdown doc -> return $ "Text.text('" ++ pad ++ md ++ pad ++ "')"
229+ Markdown doc _ -> return $ "Text.text('" ++ pad ++ md ++ pad ++ "')"
230 where pad = "<div style=\"height:0;width:0;\">&nbsp;</div>"
230 where pad = "<div style=\"height:0;width:0;\">&nbsp;</div>"
231 md = formatMarkdown $ Pan.writeHtmlString Pan.def doc
231 md = formatMarkdown $ Pan.writeHtmlString Pan.def doc
232
232
compiler/Generate/Noscript.hs+1−1
@@ -49,7 +49,7 @@ instance Extract (Expr t v) where
49 Case e cases -> concatMap (f . snd) cases
49 Case e cases -> concatMap (f . snd) cases
50 Data _ es -> concatMap f es
50 Data _ es -> concatMap f es
51 MultiIf es -> concatMap (f . snd) es
51 MultiIf es -> concatMap (f . snd) es
52− Markdown doc -> [ Pan.writeHtmlString Pan.def doc ]
52+ Markdown doc _ -> [ Pan.writeHtmlString Pan.def doc ]
53 _ -> []
53 _ -> []
54
54
55extractLink src txt =
55extractLink src txt =
compiler/Parse/Expression.hs+23−9
@@ -1,5 +1,6 @@
1module Parse.Expression (def,term) where
1module Parse.Expression (def,term) where
2
2
3+import Control.Arrow ((***))
3import Control.Applicative ((<$>), (<*>))
4import Control.Applicative ((<$>), (<*>))
4import Data.List (foldl')
5import Data.List (foldl')
5import Text.Parsec hiding (newline,spaces)
6import Text.Parsec hiding (newline,spaces)
@@ -51,15 +52,28 @@ negative = do
51-------- Complex Terms --------
52-------- Complex Terms --------
52
53
53listTerm :: IParser (Expr t v)
54listTerm :: IParser (Expr t v)
54−listTerm =
55+listTerm = markdown <|> braces (range <|> ExplicitList <$> commaSep expr)
55− (do { try $ string "[markdown|"
56+ where
56− ; md <- filter (/='\r') <$> manyTill anyChar (try $ string "|]")
57+ range = try $ do lo <- expr
58+ whitespace >> string ".." >> whitespace
59+ Range lo <$> expr
60+
61+ markdown = try (string "[markdown|") >> closeMarkdown "" []
62+ where
63+ closeMarkdown md exprs =
64+ choice [ do try (string "|]")
65+ let toMD = Pan.readMarkdown Pan.def . filter (/='\r')
57− ; return . Markdown $ Pan.readMarkdown Pan.def md })
66+ return $ Markdown (toMD md) (reverse exprs)
58− <|> (braces $ choice
67+ , do try (string "{{")
59− [ try $ do { lo <- expr; whitespace; string ".." ; whitespace
68+ whitespace
60− ; Range lo <$> expr }
69+ e <- expr
61− , ExplicitList <$> commaSep expr
70+ whitespace
62− ])
71+ string "}}"
72+ let span = "<span id=\"md" ++ show (length exprs) ++ "\"></span>"
73+ closeMarkdown (md ++ span) (e:exprs)
74+ , do c <- anyChar
75+ closeMarkdown (md ++ [c]) exprs
76+ ]
63
77
64parensTerm :: IParser (LExpr t v)
78parensTerm :: IParser (LExpr t v)
65parensTerm = try (parens opFn) <|> parens (tupleFn <|> parened)
79parensTerm = try (parens opFn) <|> parens (tupleFn <|> parened)
compiler/SourceSyntax/Expression.hs+2−2
@@ -30,7 +30,7 @@ data Expr t v
30 | Insert (LExpr t v) String (LExpr t v)
30 | Insert (LExpr t v) String (LExpr t v)
31 | Modify (LExpr t v) [(String, LExpr t v)]
31 | Modify (LExpr t v) [(String, LExpr t v)]
32 | Record [(String, LExpr t v)]
32 | Record [(String, LExpr t v)]
33− | Markdown Pandoc.Pandoc
33+ | Markdown Pandoc.Pandoc [LExpr t v]
34 deriving (Eq, Show, Data, Typeable)
34 deriving (Eq, Show, Data, Typeable)
35
35
36data Def tipe var
36data Def tipe var
@@ -94,7 +94,7 @@ instance Pretty (Expr t v) where
94 where
94 where
95 field (x,e) = variable x <+> P.text "=" <+> pretty e
95 field (x,e) = variable x <+> P.text "=" <+> pretty e
96
96
97− Markdown _ -> P.text "[markdown| ... |]"
97+ Markdown _ _ -> P.text "[markdown| ... |]"
98
98
99instance Pretty (Def t v) where
99instance Pretty (Def t v) where
100 pretty def =
100 pretty def =
compiler/Transform/Canonicalize.hs+1−1
@@ -164,7 +164,7 @@ rename env lexpr@(L s expr) =
164 branch (pattern,e) = (,) `liftM` format (renamePattern env pattern)
164 branch (pattern,e) = (,) `liftM` format (renamePattern env pattern)
165 `ap` rename (extend env pattern) e
165 `ap` rename (extend env pattern) e
166
166
167− Markdown _ -> return expr
167+ Markdown md es -> Markdown md `liftM` mapM rnm es
168
168
169
169
170renamePattern :: Env -> Pattern -> Either String Pattern
170renamePattern :: Env -> Pattern -> Either String Pattern
compiler/Transform/SortDefinitions.hs+1−1
@@ -97,7 +97,7 @@ reorder lexpr@(L s expr) =
97 Record fields ->
97 Record fields ->
98 Record `liftM` mapM reorderField fields
98 Record `liftM` mapM reorderField fields
99
99
100− Markdown _ -> return expr
100+ Markdown md es -> Markdown md <$> mapM reorder es
101
101
102 -- Actually do some reordering
102 -- Actually do some reordering
103 Let defs body ->
103 Let defs body ->
compiler/Transform/Substitute.hs+1−1
@@ -27,4 +27,4 @@ subst old new expr =
27 Modify r fs -> Modify (f r) (map (second f) fs)
27 Modify r fs -> Modify (f r) (map (second f) fs)
28 Record fs -> Record (map (second f) fs)
28 Record fs -> Record (map (second f) fs)
29 Literal _ -> expr
29 Literal _ -> expr
30− Markdown _ -> expr
30+ Markdown md es -> Markdown md (map f es)
compiler/Type/Constrain/Expression.hs+5−2
@@ -134,8 +134,11 @@ constrain env (L span expr) tipe =
134 recordType = record fields' (TermN EmptyRecord1)
134 recordType = record fields' (TermN EmptyRecord1)
135 return . ex vars . and $ tipe === recordType : cs
135 return . ex vars . and $ tipe === recordType : cs
136
136
137− Markdown _ ->
137+ Markdown _ es ->
138+ do vars <- forM es $ \_ -> liftIO (var Flexible)
139+ let tvars = map VarN vars
140+ cs <- zipWithM (constrain env) es tvars
138− return ("Graphics.Element.markdown" <? tipe)
141+ return . ex vars $ and ("Graphics.Element.markdown" <? tipe : cs)
139
142
140 Let defs body ->
143 Let defs body ->
141 do c <- constrain env body tipe
144 do c <- constrain env body tipe