vcc.pest

CHAR_WHITESPACE = _{ " " | "\t" }
NEWLINE = _{ "\n" | "\r\n" }
WHITESPACE = _{ CHAR_WHITESPACE }
double_newline = _{ NEWLINE{2} }

vcc = { SOI ~ api_heading ~ (func_decl_with_description | obj_decl_with_description_and_methods)* ~ EOI }
api_heading = @{ "API" ~ NEWLINE ~ "===" ~ double_newline }

description = { (!double_newline ~ ANY)* }

func_decl_with_description = { func_decl ~ double_newline ~ description }
method_decl_with_description = { method_decl ~ double_newline ~ description }
obj_decl_with_description_and_methods = { obj_decl ~ double_newline ~ description ~ double_newline ~ (method_decl_with_description ~ double_newline)+ }

func_decl = { "$Function" ~ _type ~ ident ~ "(" ~ (func_arg ~ ("," ~ func_arg)*)? ~ ")" }
method_decl = { "$Method" ~ _type ~ "." ~ ident ~ "(" ~ (func_arg ~ ("," ~ func_arg)*)? ~ ")" }
obj_decl = { "$Object" ~ ident ~ "(" ~ ")" }

func_arg = { _type ~ ident }
_type = { ("BLOB" | "STRING" | "INT" | "BOOL") }
ident = { (ASCII_ALPHANUMERIC | "_")+ }