601 lines
16 KiB
Plaintext
601 lines
16 KiB
Plaintext
// Stores definitions which must be used in multiple places
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// See `cargo gen-syntax` (defined in crates/tools/src/main.rs)
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Grammar(
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single_byte_tokens: [
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[";", "SEMI"],
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[",", "COMMA"],
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["(", "L_PAREN"],
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[")", "R_PAREN"],
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["{", "L_CURLY"],
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["}", "R_CURLY"],
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["[", "L_BRACK"],
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["]", "R_BRACK"],
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["<", "L_ANGLE"],
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[">", "R_ANGLE"],
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["@", "AT"],
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["#", "POUND"],
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["~", "TILDE"],
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["?", "QUESTION"],
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["$", "DOLLAR"],
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["&", "AMP"],
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["|", "PIPE"],
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["+", "PLUS"],
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["*", "STAR"],
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["/", "SLASH"],
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["^", "CARET"],
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["%", "PERCENT"],
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],
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// Tokens for which the longest match must be chosen (e.g. `..` is a DOTDOT, but `.` is a DOT)
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multi_byte_tokens: [
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[".", "DOT"],
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["..", "DOTDOT"],
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["...", "DOTDOTDOT"],
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["..=", "DOTDOTEQ"],
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[":", "COLON"],
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["::", "COLONCOLON"],
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["=", "EQ"],
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["==", "EQEQ"],
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["=>", "FAT_ARROW"],
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["!", "EXCL"],
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["!=", "NEQ"],
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["-", "MINUS"],
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["->", "THIN_ARROW"],
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["<=", "LTEQ"],
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[">=", "GTEQ"],
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["+=", "PLUSEQ"],
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["-=", "MINUSEQ"],
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["|=", "PIPEEQ"],
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["&=", "AMPEQ"],
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["^=", "CARETEQ"],
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["/=", "SLASHEQ"],
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["*=", "STAREQ"],
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["%=", "PERCENTEQ"],
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["&&", "AMPAMP"],
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["||", "PIPEPIPE"],
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["<<", "SHL"],
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[">>", "SHR"],
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["<<=", "SHLEQ"],
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[">>=", "SHREQ"],
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],
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keywords: [
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"use",
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"fn",
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"struct",
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"enum",
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"trait",
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"impl",
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"dyn",
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"true",
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"false",
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"as",
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"extern",
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"crate",
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"mod",
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"pub",
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"self",
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"super",
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"in",
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"where",
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"for",
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"loop",
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"while",
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"continue",
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"break",
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"if",
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"else",
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"match",
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"const",
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"static",
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"mut",
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"unsafe",
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"type",
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"ref",
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"let",
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"move",
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"return",
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],
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contextual_keywords: [
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"auto",
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"default",
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"union",
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],
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tokens: [
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"ERROR",
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"IDENT",
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"UNDERSCORE",
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"WHITESPACE",
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"INT_NUMBER",
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"FLOAT_NUMBER",
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"LIFETIME",
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"CHAR",
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"BYTE",
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"STRING",
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"RAW_STRING",
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"BYTE_STRING",
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"RAW_BYTE_STRING",
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"COMMENT",
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"SHEBANG",
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],
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nodes: [
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"SOURCE_FILE",
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"STRUCT_DEF",
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"ENUM_DEF",
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"FN_DEF",
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"RET_TYPE",
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"EXTERN_CRATE_ITEM",
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"MODULE",
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"USE_ITEM",
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"STATIC_DEF",
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"CONST_DEF",
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"TRAIT_DEF",
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"IMPL_BLOCK",
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"TYPE_DEF",
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"MACRO_CALL",
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"TOKEN_TREE",
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"PAREN_TYPE",
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"TUPLE_TYPE",
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"NEVER_TYPE",
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"PATH_TYPE",
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"POINTER_TYPE",
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"ARRAY_TYPE",
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"SLICE_TYPE",
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"REFERENCE_TYPE",
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"PLACEHOLDER_TYPE",
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"FN_POINTER_TYPE",
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"FOR_TYPE",
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"IMPL_TRAIT_TYPE",
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"DYN_TRAIT_TYPE",
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"REF_PAT",
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"BIND_PAT",
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"PLACEHOLDER_PAT",
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"PATH_PAT",
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"STRUCT_PAT",
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"FIELD_PAT_LIST",
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"FIELD_PAT",
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"TUPLE_STRUCT_PAT",
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"TUPLE_PAT",
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"SLICE_PAT",
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"RANGE_PAT",
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// atoms
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"TUPLE_EXPR",
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"ARRAY_EXPR",
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"PAREN_EXPR",
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"PATH_EXPR",
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"LAMBDA_EXPR",
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"IF_EXPR",
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"WHILE_EXPR",
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"CONDITION",
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"LOOP_EXPR",
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"FOR_EXPR",
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"CONTINUE_EXPR",
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"BREAK_EXPR",
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"LABEL",
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"BLOCK_EXPR",
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"RETURN_EXPR",
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"MATCH_EXPR",
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"MATCH_ARM_LIST",
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"MATCH_ARM",
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"MATCH_GUARD",
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"STRUCT_LIT",
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"NAMED_FIELD_LIST",
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"NAMED_FIELD",
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// postfix
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"CALL_EXPR",
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"INDEX_EXPR",
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"METHOD_CALL_EXPR",
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"FIELD_EXPR",
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"TRY_EXPR",
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"CAST_EXPR",
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// unary
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"REF_EXPR",
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"PREFIX_EXPR",
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"RANGE_EXPR", // just weird
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"BIN_EXPR",
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"BLOCK",
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"EXTERN_BLOCK",
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"EXTERN_ITEM_LIST",
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"ENUM_VARIANT",
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"NAMED_FIELD_DEF_LIST",
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"NAMED_FIELD_DEF",
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"POS_FIELD_LIST",
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"POS_FIELD",
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"ENUM_VARIANT_LIST",
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"ITEM_LIST",
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"ATTR",
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"META_ITEM", // not an item actually
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"USE_TREE",
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"USE_TREE_LIST",
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"PATH",
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"PATH_SEGMENT",
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"LITERAL",
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"ALIAS",
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"VISIBILITY",
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"WHERE_CLAUSE",
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"WHERE_PRED",
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"ABI",
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"NAME",
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"NAME_REF",
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"LET_STMT",
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"EXPR_STMT",
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"TYPE_PARAM_LIST",
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"LIFETIME_PARAM",
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"TYPE_PARAM",
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"TYPE_ARG_LIST",
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"LIFETIME_ARG",
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"TYPE_ARG",
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"ASSOC_TYPE_ARG",
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"PARAM_LIST",
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"PARAM",
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"SELF_PARAM",
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"ARG_LIST",
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],
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ast: {
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"SourceFile": (
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traits: [ "ModuleItemOwner", "FnDefOwner" ],
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collections: [
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["modules", "Module"],
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]
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),
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"FnDef": (
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traits: [
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"VisibilityOwner",
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"NameOwner",
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"TypeParamsOwner",
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"AttrsOwner",
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"DocCommentsOwner"
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],
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options: [ "ParamList", ["body", "Block"], "RetType" ],
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),
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"RetType": (options: ["TypeRef"]),
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"StructDef": (
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traits: [
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"VisibilityOwner",
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"NameOwner",
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"TypeParamsOwner",
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"AttrsOwner",
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"DocCommentsOwner"
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]
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),
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"NamedFieldDefList": (collections: [["fields", "NamedFieldDef"]]),
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"NamedFieldDef": ( traits: ["VisibilityOwner", "NameOwner", "AttrsOwner"], options: ["TypeRef"] ),
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"PosFieldList": (collections: [["fields", "PosField"]]),
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"PosField": ( traits: ["VisibilityOwner", "AttrsOwner"], options: ["TypeRef"]),
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"EnumDef": ( traits: [
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"VisibilityOwner",
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"NameOwner",
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"TypeParamsOwner",
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"AttrsOwner",
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"DocCommentsOwner"
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], options: [["variant_list", "EnumVariantList"]] ),
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"EnumVariantList": ( collections: [["variants", "EnumVariant"]] ),
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"EnumVariant": ( traits: ["NameOwner"], options: ["Expr"] ),
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"TraitDef": ( traits: ["VisibilityOwner", "NameOwner", "AttrsOwner", "DocCommentsOwner"] ),
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"Module": (
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traits: ["VisibilityOwner", "NameOwner", "AttrsOwner", "DocCommentsOwner" ],
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options: [ "ItemList" ]
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),
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"ItemList": (
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collections: [["impl_items", "ImplItem"]],
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traits: [ "FnDefOwner", "ModuleItemOwner" ],
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),
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"ConstDef": ( traits: [
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"VisibilityOwner",
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"NameOwner",
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"TypeParamsOwner",
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"AttrsOwner",
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"DocCommentsOwner"
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] ),
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"StaticDef": ( traits: [
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"VisibilityOwner",
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"NameOwner",
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"TypeParamsOwner",
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"AttrsOwner",
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"DocCommentsOwner"
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] ),
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"TypeDef": ( traits: [
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"VisibilityOwner",
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"NameOwner",
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"TypeParamsOwner",
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"AttrsOwner",
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"DocCommentsOwner"
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] ),
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"ImplBlock": (options: ["ItemList"]),
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"ParenType": (options: ["TypeRef"]),
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"TupleType": ( collections: [["fields", "TypeRef"]] ),
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"NeverType": (),
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"PathType": (options: ["Path"]),
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"PointerType": (options: ["TypeRef"]),
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"ArrayType": ( options: ["TypeRef", "Expr"] ),
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"SliceType": ( options: ["TypeRef"] ),
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"ReferenceType": (options: ["TypeRef"]),
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"PlaceholderType": (),
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"FnPointerType": (options: ["ParamList", "RetType"]),
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"ForType": (options: ["TypeRef"]),
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"ImplTraitType": (),
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"DynTraitType": (),
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"TypeRef": ( enum: [
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"ParenType",
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"TupleType",
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"NeverType",
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"PathType",
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"PointerType",
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"ArrayType",
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"SliceType",
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"ReferenceType",
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"PlaceholderType",
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"FnPointerType",
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"ForType",
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"ImplTraitType",
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"DynTraitType",
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]),
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"NominalDef": (
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enum: ["StructDef", "EnumDef"],
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traits: [
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"NameOwner",
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"TypeParamsOwner",
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"AttrsOwner"
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],
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),
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"ModuleItem": (
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enum: ["StructDef", "EnumDef", "FnDef", "TraitDef", "TypeDef", "ImplBlock",
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"UseItem", "ExternCrateItem", "ConstDef", "StaticDef", "Module" ]
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),
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"ImplItem": (
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enum: ["FnDef", "TypeDef", "ConstDef"]
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),
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"TupleExpr": (
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collections: [["exprs", "Expr"]]
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),
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"ArrayExpr": (
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collections: [["exprs", "Expr"]]
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),
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"ParenExpr": (options: ["Expr"]),
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"PathExpr": (options: ["Path"]),
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"LambdaExpr": (
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options: [
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"ParamList",
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["body", "Expr"],
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]
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),
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"IfExpr": (
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options: [ "Condition" ]
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),
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"LoopExpr": (
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traits: ["LoopBodyOwner"],
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),
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"ForExpr": (
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traits: ["LoopBodyOwner"],
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options: [
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"Pat",
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["iterable", "Expr"],
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]
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),
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"WhileExpr": (
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traits: ["LoopBodyOwner"],
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options: [ "Condition" ]
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),
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"ContinueExpr": (),
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"BreakExpr": (options: ["Expr"]),
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"Label": (),
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"BlockExpr": (
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options: [ "Block" ]
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),
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"ReturnExpr": (options: ["Expr"]),
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"MatchExpr": (
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options: [ "Expr", "MatchArmList" ],
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),
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"MatchArmList": (
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collections: [ ["arms", "MatchArm"] ],
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),
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"MatchArm": (
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options: [
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[ "guard", "MatchGuard" ],
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"Expr",
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],
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collections: [ [ "pats", "Pat" ] ]
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),
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"MatchGuard": (),
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"StructLit": (options: ["Path", "NamedFieldList", ["spread", "Expr"]]),
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"NamedFieldList": (collections: [ ["fields", "NamedField"] ]),
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"NamedField": (options: ["NameRef", "Expr"]),
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"CallExpr": (
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traits: ["ArgListOwner"],
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options: [ "Expr" ],
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),
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"MethodCallExpr": (
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traits: ["ArgListOwner"],
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options: [ "Expr", "NameRef" ],
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),
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"IndexExpr": (),
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"FieldExpr": (options: ["Expr", "NameRef"]),
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"TryExpr": (options: ["Expr"]),
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"CastExpr": (options: ["Expr", "TypeRef"]),
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"RefExpr": (options: ["Expr"]),
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"PrefixExpr": (options: ["Expr"]),
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"RangeExpr": (),
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"BinExpr": (),
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"IntNumber": ( traits: ["AstToken"] ),
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"FloatNumber": ( traits: ["AstToken"] ),
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"String": ( traits: ["AstToken"] ),
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"RawString": ( traits: ["AstToken"] ),
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"Byte": ( traits: ["AstToken"] ),
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"RawByteString": ( traits: ["AstToken"] ),
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"ByteString": ( traits: ["AstToken"] ),
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"Char": ( traits: ["AstToken"] ),
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"TrueKw": ( traits: ["AstToken"] ),
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"FalseKw": ( traits: ["AstToken"] ),
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"LiteralExpr": (
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enum: [
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"String",
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"ByteString",
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"RawString",
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"RawByteString",
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"Char",
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"Byte",
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"IntNumber",
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"FloatNumber",
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"TrueKw",
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"FalseKw",
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]
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),
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"Literal": (options: ["LiteralExpr"]),
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"Expr": (
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enum: [
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"TupleExpr",
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"ArrayExpr",
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"ParenExpr",
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"PathExpr",
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"LambdaExpr",
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"IfExpr",
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"LoopExpr",
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"ForExpr",
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"WhileExpr",
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"ContinueExpr",
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"BreakExpr",
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"Label",
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"BlockExpr",
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"ReturnExpr",
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"MatchExpr",
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"StructLit",
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"CallExpr",
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"IndexExpr",
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"MethodCallExpr",
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"FieldExpr",
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"TryExpr",
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"CastExpr",
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"RefExpr",
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"PrefixExpr",
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"RangeExpr",
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"BinExpr",
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"Literal",
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],
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),
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"RefPat": ( options: [ "Pat" ]),
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"BindPat": (
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options: [ "Pat" ],
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traits: ["NameOwner"]
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),
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"PlaceholderPat": (),
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|
"PathPat": ( options: [ "Path" ] ),
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|
"StructPat": ( options: ["FieldPatList", "Path"] ),
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|
"FieldPatList": ( collections: [["pats", "FieldPat"]] ),
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|
"FieldPat": (
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traits: ["NameOwner"],
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options: ["Pat"]
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),
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"TupleStructPat": (
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options: ["Path"],
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collections: [["args", "Pat"]],
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),
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|
"TuplePat": ( collections: [["args", "Pat"]] ),
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|
"SlicePat": (),
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|
"RangePat": (),
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|
"Pat": (
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enum: [
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"RefPat",
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|
"BindPat",
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|
"PlaceholderPat",
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|
"PathPat",
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|
"StructPat",
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|
"TupleStructPat",
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|
"TuplePat",
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|
"SlicePat",
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"RangePat",
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],
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),
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"Visibility": (),
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"Name": (),
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"NameRef": (),
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|
"MacroCall": ( options: [ "TokenTree", "Path" ] ),
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|
"Attr": ( options: [ ["value", "TokenTree"] ] ),
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|
"TokenTree": (),
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|
"TypeParamList": (
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collections: [
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["type_params", "TypeParam" ],
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|
["lifetime_params", "LifetimeParam" ],
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|
]
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),
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|
"TypeParam": ( traits: ["NameOwner"] ),
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|
"LifetimeParam": ( options: [ "Lifetime" ] ),
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|
"Lifetime": ( traits: ["AstToken"] ),
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|
"WhereClause": (),
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|
"ExprStmt": (
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options: [ ["expr", "Expr"] ]
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),
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|
"LetStmt": ( options: [
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["pat", "Pat"],
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["type_ref", "TypeRef"],
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["initializer", "Expr"],
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]),
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|
"Condition": (
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options: [ "Pat", "Expr" ]
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),
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|
"Stmt": (
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enum: ["ExprStmt", "LetStmt"],
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),
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|
"Block": (
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options: [ "Expr" ],
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collections: [
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["statements", "Stmt"],
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]
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),
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|
"ParamList": (
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options: [ "SelfParam" ],
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collections: [
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["params", "Param"]
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]
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),
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|
"SelfParam": (options: ["TypeRef", "SelfKw"]),
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|
"SelfKw": (),
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|
"Param": (
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options: [ "Pat", "TypeRef" ],
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),
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|
"UseItem": (
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options: [ "UseTree" ]
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),
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|
"UseTree": (
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options: [ "Path", "UseTreeList" ]
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),
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|
"UseTreeList": (
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collections: [["use_trees", "UseTree"]]
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),
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|
"ExternCrateItem": (),
|
|
"ArgList": (
|
|
collections: [
|
|
["args", "Expr"]
|
|
]
|
|
),
|
|
"Path": (
|
|
options: [
|
|
["segment", "PathSegment"],
|
|
["qualifier", "Path"],
|
|
]
|
|
),
|
|
"PathSegment": (
|
|
options: [ "NameRef" ]
|
|
),
|
|
"Comment": ( traits: ["AstToken"] ),
|
|
"Whitespace": ( traits: ["AstToken"] ),
|
|
},
|
|
)
|