51 lines
1.0 KiB
OCaml
51 lines
1.0 KiB
OCaml
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(* The main module of the preprocessor (see [lex]) *)
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(* Regions *)
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module Region = Simple_utils.Region
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val mk_reg : Lexing.lexbuf -> Region.t
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(* Errors *)
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type error =
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Invalid_directive of string
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| Directive_inside_line
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| Missing_endif
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| Invalid_line_indicator of string
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| No_line_indicator
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| End_line_indicator
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| Newline_in_string
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| Open_comment
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| Open_string
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| Dangling_endif
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| Open_region_in_conditional
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| Dangling_endregion
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| Conditional_in_region
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| If_follows_elif
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| Else_follows_else
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| Dangling_else
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| Elif_follows_else
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| Dangling_elif
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| Reserved_symbol of string
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| Multiply_defined_symbol of string
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| Error_directive of string
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| Parse_error
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| No_line_comment_or_blank
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| Invalid_symbol
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val format :
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?offsets:bool -> error Region.reg -> file:bool -> string Region.reg
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(* Preprocessing a lexing buffer (might raise [Error]). *)
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exception Error of Buffer.t * error Region.reg
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val lex : Lexing.lexbuf -> Buffer.t
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(* Evaluation of boolean expressions *)
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module Env : Set.S with type elt = string
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val eval : Env.t -> E_AST.t -> bool
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