diff options
Diffstat (limited to 'src/include')
| -rw-r--r-- | src/include/doer.h | 2 | ||||
| -rw-r--r-- | src/include/tree.h | 26 |
2 files changed, 19 insertions, 9 deletions
diff --git a/src/include/doer.h b/src/include/doer.h index 0b4337b..a59a81a 100644 --- a/src/include/doer.h +++ b/src/include/doer.h @@ -49,6 +49,8 @@ typedef struct BLINF { void doer_add_target(doer_t* doer, target_t* target); tree_t* doer_find_target_from_call(target_t* targetl, tree_t* call); +// Given a tree, evaluate it to a primitive type. +tree_t* doer_eval_prim(doer_t* doer); // Given a tree, evaluate it to a string (or type error). char* doer_eval_str(doer_t* doer); diff --git a/src/include/tree.h b/src/include/tree.h index e1adf85..5e0279f 100644 --- a/src/include/tree.h +++ b/src/include/tree.h @@ -4,15 +4,15 @@ #include "util.h" typedef enum TREE_TYPE { - TREE_TYPE_BLOCK, - TREE_TYPE_EXPR, - TREE_TYPE_LINT, - TREE_TYPE_LSTR, - TREE_TYPE_TAG, - TREE_TYPE_DARG, - TREE_TYPE_CARG, - TREE_TYPE_DEF, - TREE_TYPE_CALL + TREE_TYPE_BLOCK = 0, + TREE_TYPE_EXPR = 1, // Deprecated. + TREE_TYPE_LINT = 2, + TREE_TYPE_LSTR = 3, + TREE_TYPE_TAG = 4, + TREE_TYPE_DARG = 5, + TREE_TYPE_CARG = 6, + TREE_TYPE_DEF = 7, + TREE_TYPE_CALL = 8, } tree_type_t; /* The Abstract Syntax Tree (AST) structure. */ @@ -87,12 +87,20 @@ tree_t* tree_init(tree_type_t type, tree_t* parent); /* Destroy the AST (if it exists). */ void tree_destroy(tree_t* tree); +void tree_rm(tree_t* t); +// void tree_append(tree_t** dest, tree_t* t); + +tree_t* tree_copy_out(tree_t* tree); + /* Compare two trees. For testing. Returns 1 if the same, otherwise 0. */ int tree_cmp(tree_t* tree_0, tree_t* tree_1); +// Swaps a tree for another. +void tree_swp_call(tree_t* t0, tree_t* t1); + /* Print a tree. */ void tree_print(tree_t* tree, int nest); |