Experiments/libabacus
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Make operators simply aliases to functions.

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This commit is contained in:
Danila Fedorin
2018-06-01 15:24:55 -07:00
parent 6cc43449c5
commit 5fec3bd63c
6 changed files with 50 additions and 102 deletions
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14
include/custom.h
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@@ -61,10 +61,6 @@ struct libab_operator_s {
* each operator.
*/
enum libab_operator_variant_e variant;
/**
* The type of this operator.
*/
libab_ref type;
/**
* The precedence of the operator.
*/
@@ -74,9 +70,9 @@ struct libab_operator_s {
*/
int associativity;
/**
* The behavior of this operator.
* The function called by this operator.
*/
struct libab_behavior_s behavior;
const char* function;
};
/**
@@ -132,12 +128,10 @@ void libab_behavior_free(libab_behavior* behavior);
* @param precedence the precedence of the operator.
* @param associativity the associativity (left = -1, right = 1) of the
* operator.
* @param type the type of the operator.
* @param func the function used to implement the operator.
* @param function the function this operator represents.
*/
void libab_operator_init(libab_operator* op, libab_operator_variant variant,
int precedence, int associativity, libab_ref* type,
libab_function_ptr func);
int precedence, int associativity, const char* function);
/**
* Frees the given operator.
* @param op the operator to free.

18
include/libabacus.h
View File

@@ -78,38 +78,32 @@ libab_result libab_init(libab* ab, void* (*parse_function)(const char*),
* @param op the operator string to register.
* @param precedence the precedence of the operator.
* @param associativity the associativity of the operator.
* @param type the type of this operator.
* @param func the function that describes the functionality of the operator.
* @param function the function this operator calls.
* @return the result of the initialization.
*/
libab_result libab_register_operator_infix(libab* ab, const char* op,
int precedence, int associativity,
libab_ref* type,
libab_function_ptr func);
const char* function);
/**
* Registers an operation with libabacus that appears
* before its operand.
* @param ab the libabacus instance to register the operator with.
* @param op the operator string to register.
* @param type the type of this operator.
* @param func the function that describes the functionality of the operator.
* @param function the function this operator calls.
* @return the result of the registration.
*/
libab_result libab_register_operator_prefix(libab* ab, const char* op,
libab_ref* type,
libab_function_ptr func);
const char* function);
/**
* Registers an operation with libabacus that appears
* after its operand.
* @param ab the libabacus instance to register the operator with.
* @param op the operator string to register.
* @param type the type of this operator.
* @param func the function that describes the functionality of the operator.
* @param function the function this operator calls.
* @return the result of the registration.
*/
libab_result libab_register_operator_postfix(libab* ab, const char* op,
libab_ref* type,
libab_function_ptr func);
const char* function);
/**
* Registers a function with libabacus.