Revert "Moving to each_match() API"

This reverts commit 9380a54d7cf1795b26be79cd7abbb74a415d0788.

1 files changed, 17 insertions, 38 deletions

diff --git a/Lua/lbp.c b/Lua/lbp.c
index b062973..c1c3f61 100644
--- a/Lua/lbp.c
+++ b/Lua/lbp.c
@@ -33,8 +33,10 @@ static void push_match(lua_State *L, match_t *m, const char *start);
 
 lua_State *cur_state = NULL;
 
-static void match_error(const char *msg)
+static void match_error(pat_t *pat, const char *msg)
 {
+    (void)pat;
+    recycle_all_matches();
     lua_pushstring(cur_state, msg);
     lua_error(cur_state);
 }
@@ -139,19 +141,6 @@ static void push_match(lua_State *L, match_t *m, const char *start)
     lua_setfield(L, -2, "after");
 }
 
-typedef struct {
-    lua_State *L;
-    const char *text;
-} lua_match_context_t;
-
-static bp_match_behavior handle_match(match_t *m, int matchnum, void *data)
-{
-    (void)matchnum;
-    lua_match_context_t *ctx = data;
-    push_match(ctx->L, m, ctx->text);
-    return BP_STOP;
-}
-
 static int Lmatch(lua_State *L)
 {
     if (lua_isstring(L, 1)) {
@@ -178,29 +167,17 @@ static int Lmatch(lua_State *L)
     if (index > (lua_Integer)strlen(text)+1)
         return 0;
 
+    match_t *m = NULL;
+    int ret = 0;
     cur_state = L;
-    lua_match_context_t ctx = {.L=L, .text=text};
-    bp_errhand_t prev_handler = set_match_error_handler(match_error);
-    int ret = each_match(handle_match, &ctx, text+index-1, &text[textlen], pat, builtins, NULL, false);
-    (void)set_match_error_handler(prev_handler);
+    if (next_match_safe(&m, text+index-1, &text[textlen], pat, builtins, NULL, false, match_error)) {
+        push_match(L, m, text);
+        stop_matching(&m);
+        ret = 1;
+    }
     return ret;
 }
 
-typedef struct {
-    FILE *out;
-    const char *prev, *text;
-} lua_replace_context_t;
-
-static bp_match_behavior handle_replacement(match_t *m, int matchnum, void *data)
-{
-    (void)matchnum;
-    lua_replace_context_t *ctx = data;
-    fwrite(ctx->prev, sizeof(char), (size_t)(m->start - ctx->prev), ctx->out);
-    fprint_match(ctx->out, ctx->text, m, NULL);
-    ctx->prev = m->end;
-    return BP_CONTINUE;
-}
-
 static int Lreplace(lua_State *L)
 {
     if (lua_isstring(L, 1)) {
@@ -228,14 +205,16 @@ static int Lreplace(lua_State *L)
     char *buf = NULL;
     size_t size = 0;
     FILE *out = open_memstream(&buf, &size);
+    int replacements = 0;
     const char *prev = text;
     pat_t *rep_pat = maybe_replacement.value.pat;
     cur_state = L;
-
-    lua_replace_context_t ctx = {.out=out, .prev=text, .text=text};
-    bp_errhand_t prev_handler = set_match_error_handler(match_error);
-    int replacements = each_match(handle_replacement, &ctx, text, &text[textlen], rep_pat, builtins, NULL, false);
-    (void)set_match_error_handler(prev_handler);
+    for (match_t *m = NULL; next_match_safe(&m, text, &text[textlen], rep_pat, builtins, NULL, false, match_error); ) {
+        fwrite(prev, sizeof(char), (size_t)(m->start - prev), out);
+        fprint_match(out, text, m, NULL);
+        prev = m->end;
+        ++replacements;
+    }
     fwrite(prev, sizeof(char), (size_t)(&text[textlen] - prev), out);
     fflush(out);
     lua_pushlstring(L, buf, size);