Add binary search method to arrays

1 files changed, 9 insertions, 0 deletions

diff --git a/compile.c b/compile.c
index 516ca36d..f7589ea7 100644
--- a/compile.c
+++ b/compile.c
@@ -2166,6 +2166,15 @@ CORD compile(env_t *env, ast_t *ast)
                 arg_t *arg_spec = new(arg_t, .name="by", .type=Type(ClosureType, .fn=fn_t), .default_val=default_cmp);
                 CORD arg_code = compile_arguments(env, ast, arg_spec, call->args);
                 return CORD_all("Array$heap_pop_value(", self, ", ", arg_code, ", ", padded_item_size, ", ", compile_type(item_t), ")");
+            } else if (streq(call->name, "binary_search")) {
+                CORD self = compile_to_pointer_depth(env, call->self, 0, false);
+                type_t *item_ptr = Type(PointerType, .pointed=item_t, .is_stack=true);
+                type_t *fn_t = Type(FunctionType, .args=new(arg_t, .name="x", .type=item_ptr, .next=new(arg_t, .name="y", .type=item_ptr)),
+                                    .ret=Type(IntType, .bits=32));
+                ast_t *default_cmp = FakeAST(InlineCCode, .code=CORD_all("((closure_t){.fn=generic_compare, .userdata=(void*)", compile_type_info(env, item_t), "})"), .type=NewTypeAST(NULL, NULL, NULL, FunctionTypeAST));
+                arg_t *arg_spec = new(arg_t, .name="target", .type=item_t, .next=new(arg_t, .name="by", .type=Type(ClosureType, .fn=fn_t), .default_val=default_cmp));
+                CORD arg_code = compile_arguments(env, ast, arg_spec, call->args);
+                return CORD_all("Array$binary_search_value(", self, ", ", arg_code, ")");
             } else if (streq(call->name, "clear")) {
                 CORD self = compile_to_pointer_depth(env, call->self, 1, false);
                 (void)compile_arguments(env, ast, NULL, call->args);