wash
edfb3e24a3
bshell: the front-end binary bshell.runtime: contains the parser, compiler, and classes needed to run bshell scripts bshell.core: contains the builtin commandlets and aliases
127 lines
2.9 KiB
C
127 lines
2.9 KiB
C
#ifndef BSHELL_RUNTIME_OPERATOR_H_
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#define BSHELL_RUNTIME_OPERATOR_H_
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enum bshell_operator_precedence {
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BSHELL_PRECEDENCE_MINIMUM = 0,
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BSHELL_PRECEDENCE_ASSIGN,
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BSHELL_PRECEDENCE_PIPELINE,
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BSHELL_PRECEDENCE_LOGICAL,
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BSHELL_PRECEDENCE_BITWISE,
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BSHELL_PRECEDENCE_COMPARISON,
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BSHELL_PRECEDENCE_ADDITION,
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BSHELL_PRECEDENCE_MULTIPLICATION,
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BSHELL_PRECEDENCE_NEGATE,
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BSHELL_PRECEDENCE_FORMAT,
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BSHELL_PRECEDENCE_RANGE,
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BSHELL_PRECEDENCE_NOT,
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BSHELL_PRECEDENCE_INCREMENT,
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BSHELL_PRECEDENCE_ARRAY,
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BSHELL_PRECEDENCE_JOIN,
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BSHELL_PRECEDENCE_SPLIT,
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BSHELL_PRECEDENCE_CAST,
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BSHELL_PRECEDENCE_SUBSCRIPT,
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BSHELL_PRECEDENCE_STATIC_ACCESS,
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BSHELL_PRECEDENCE_MEMBER_ACCESS,
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BSHELL_PRECEDENCE_PARENTHESIS,
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};
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enum bshell_operator_associativity {
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BSHELL_ASSOCIATIVITY_LEFT,
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BSHELL_ASSOCIATIVITY_RIGHT,
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};
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enum bshell_operator_location {
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BSHELL_OPL_PREFIX,
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BSHELL_OPL_INFIX,
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BSHELL_OPL_POSTFIX,
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};
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enum bshell_operator_arity {
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BSHELL_OPA_UNARY,
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BSHELL_OPA_BINARY,
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};
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enum bshell_operator_id {
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BSHELL_OP_NONE = 0,
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BSHELL_OP_ADD,
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BSHELL_OP_SUBTRACT,
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BSHELL_OP_MULTIPLY,
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BSHELL_OP_DIVIDE,
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BSHELL_OP_MODULO,
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BSHELL_OP_INCREMENT,
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BSHELL_OP_DECREMENT,
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BSHELL_OP_LEFT_SHIFT,
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BSHELL_OP_RIGHT_SHIFT,
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BSHELL_OP_BINARY_AND,
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BSHELL_OP_BINARY_OR,
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BSHELL_OP_BINARY_XOR,
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BSHELL_OP_BINARY_NOT,
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BSHELL_OP_LESS_THAN,
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BSHELL_OP_GREATER_THAN,
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BSHELL_OP_EQUAL,
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BSHELL_OP_NOT_EQUAL,
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BSHELL_OP_LESS_EQUAL,
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BSHELL_OP_GREATER_EQUAL,
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BSHELL_OP_ASSIGN,
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BSHELL_OP_ADD_ASSIGN,
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BSHELL_OP_SUBTRACT_ASSIGN,
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BSHELL_OP_MULTIPLY_ASSIGN,
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BSHELL_OP_DIVIDE_ASSIGN,
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BSHELL_OP_MODULO_ASSIGN,
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BSHELL_OP_LOGICAL_AND,
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BSHELL_OP_LOGICAL_OR,
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BSHELL_OP_LOGICAL_XOR,
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BSHELL_OP_LOGICAL_NOT,
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BSHELL_OP_RANGE,
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BSHELL_OP_MATCH,
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BSHELL_OP_NOTMATCH,
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BSHELL_OP_REPLACE,
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BSHELL_OP_LIKE,
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BSHELL_OP_NOTLIKE,
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BSHELL_OP_IN,
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BSHELL_OP_NOTIN,
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BSHELL_OP_FORMAT,
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BSHELL_OP_CONTAINS,
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BSHELL_OP_NOTCONTAINS,
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BSHELL_OP_USPLIT,
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BSHELL_OP_BSPLIT,
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BSHELL_OP_UJOIN,
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BSHELL_OP_BJOIN,
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BSHELL_OP_IS,
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BSHELL_OP_ISNOT,
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BSHELL_OP_AS,
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BSHELL_OP_SUBSCRIPT,
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BSHELL_OP_CONDITIONAL_SUBSCRIPT,
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BSHELL_OP_ARRAY_DELIMITER,
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BSHELL_OP_ACCESS,
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BSHELL_OP_STATIC_ACCESS,
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BSHELL_OP_CONDITIONAL_ACCESS,
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/* these are not real operators, and are just used internally by the
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* parser. */
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BSHELL_OP_CAST,
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BSHELL_OP_SUBEXPR,
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BSHELL_OP_PAREN,
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BSHELL_OP_SCRIPTBLOCK,
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BSHELL_OP_ARRAY_START,
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BSHELL_OP_HASHTABLE_START,
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};
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struct bshell_operator_info {
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enum bshell_operator_id op_id;
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enum bshell_operator_precedence op_precedence;
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enum bshell_operator_associativity op_associativity;
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enum bshell_operator_location op_location;
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enum bshell_operator_arity op_arity;
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};
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extern const struct bshell_operator_info *bshell_operator_get_by_id(
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enum bshell_operator_id id);
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extern const struct bshell_operator_info *bshell_operator_get_by_token(
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unsigned int token);
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extern const char *bshell_operator_id_to_string(enum bshell_operator_id op);
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#endif
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