Created
February 28, 2019 20:43
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implementation ::= | |
{ impl-phrase ;;} | |
impl-phrase ::= | |
expression | value-definition | |
| type-definition | exception-definition | directive | |
value-definition ::= | |
let [ rec ] let-binding { and let-binding } | |
let-binding ::= | |
pattern = expression | variable pattern-list = expression | |
interface ::= | |
{ intf-phrase ;; } | |
value-declaration ::= | |
value ident : type-expression { and ident : type-expression } | |
expression ::= | |
primary-expression | |
| construction-expression | |
| nary-expression | |
| sequencing-expression | |
primary-expression ::= | |
ident | |
| variable | |
| constant | |
| ( expression ) | |
| begin expression end | |
| ( expression : type-expression ) | |
construction-expression ::= | |
ncconstr expression | |
| expression , expression { , expression } | |
| expression :: expression | |
| [ expression { ; expression } ] | |
| [| expression { ; expression } |] | |
| { label = expression { ; label = expression } } | |
| function simple-matching | |
| fun multiple-matching | |
nary-expression ::= | |
expression expression | |
| prefix-op expression | expression infix-op expression | |
| expression && expression | expression || expression | |
| expression . label | expression . label <- expression | |
| expression .( expression ) | expression .( expression ) <- expression | |
| expression .[ expression ] | expression .[ expression ] <- expression | |
sequencing-expression ::= | |
expression ; expression | |
| if expression then expression [ else expression ] | |
| match expression with simple-matching | |
| try expression with simple-matching | |
| while expression do expression done | |
| for ident = expression ( to | downto ) expression do expression done | |
| let [ rec ] let-binding { and let-binding } in expression | |
simple-matching ::= | |
pattern -> expression { | pattern -> expression } | |
multiple-matching ::= | |
pattern-list -> expression { | pattern-list -> expression } | |
pattern-list ::= | |
pattern { pattern } | |
prefix-op ::= | |
- | -. | ! | |
infix-op ::= | |
+ | - | * | / | mod | +. | -. | *. | /. | @ | ^ | ! | := | | |
| = | <> | == | != | < | <= | > | <= | <. | <=. | >. | <=. | |
pattern ::= | |
ident | |
| constant | |
| ( pattern ) | |
| ( pattern : type-expression ) | |
| ncconstr pattern | |
| pattern , pattern { , pattern } | |
| pattern :: pattern | |
| [ pattern { ; pattern } ] | |
| { label = pattern { ; label = pattern } } | |
| pattern | pattern | |
| _ | |
| pattern as ident | |
exception-definition ::= | |
exception constr-decl { and constr-decl } | |
type-definition ::= | |
type typedef { and typedef } | |
typedef ::= | |
type-params ident = constr-decl {| constr-decl } | |
| type-params ident = { label-decl { ; label-decl } } | |
| type-params ident == type-expression | |
| type-params ident | |
type-params ::= | |
nothing | |
| ' ident | |
| ( ' ident { , ' ident } ) | |
constr-decl ::= | |
ident | |
| ident of type-expression | |
label-decl ::= | |
ident : type-expression | |
| mutable ident : type-expression | |
type-expression ::= | |
' ident | |
| ( type-expression ) | |
| type-expression -> type-expression | |
| type-expression {* type-expression } | |
| typeconstr | |
| type-expression typeconstr | |
| ( type-expression { , type-expression } ) typeconstr | |
constant ::= | |
integer-literal | |
| float-literal | |
| char-literal | |
| string-literal | |
| cconstr | |
global-name ::= | |
ident | |
| ident__ident | |
variable ::= | |
global-name | |
| prefix operator-name | |
operator-name ::= | |
+ | - | * | / | mod | +. | -. | *. | /. | |
| @ | ^ | ! | := | = | <> | == | != | |
| < | <= | > | <. | <=. | >. | <=. | |
cconstr ::= | |
global-name | |
| [] | |
| () | |
ncconstr ::= | |
global-name | |
| prefix :: | |
typeconstr ::= | |
global-name | |
label ::= | |
global-name | |
directive ::= | |
# open string | |
| # close string | |
| # ident string | |
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