go back to string

Autoarr/StringBuilder.c

@@ -0,0 +1,77 @@
+#include "StringBuilder.h"
+
+StringBuilder StringBuilder_create(uint16 max_blocks_count, uint16 max_block_length){
+    return Autoarr_create(int8,max_blocks_count,max_block_length);
+}
+
+void StringBuilder_append_char(StringBuilder* b, char c){
+    Autoarr_add(b,c);
+}
+
+void StringBuilder_append_cptr(StringBuilder* b, char* s){
+    char c;
+    while((c=*s++))
+        Autoarr_add(b,c);
+}
+
+void StringBuilder_append_string(StringBuilder* b, string s){
+    while(s.length>0){
+        Autoarr_add(b,*s.ptr++);
+        s.length--;
+    }
+}
+
+void StringBuilder_append_int64(StringBuilder* b, int64 a){
+    uint8 i=0;
+    if(a==0){
+        Autoarr_add(b,'0');
+        return;
+    }
+    else if(a<0){
+        Autoarr_add(b,'-');
+        a=-a;
+    }
+    char buf[24];
+    while(a!=0){
+        buf[i++]='0'+a%10;
+        a/=10;
+    }
+    string rev=string_reverse((string){buf,i});
+    StringBuilder_append_string(b,rev);
+    free(rev.ptr);
+}
+
+void StringBuilder_append_uint64(StringBuilder* b, uint64 a){
+    uint8 i=0;
+    if(a==0){
+        Autoarr_add(b,'0');
+        return;
+    }
+    char buf[24];
+    while(a!=0){
+        buf[i++]='0'+a%10;
+        a/=10;
+    }
+    string rev=string_reverse((string){buf,i});
+    printf("\e[95mrev:%s\n",string_cpToCptr(rev));
+    StringBuilder_append_string(b,rev);
+    free(rev.ptr);
+}
+
+void StringBuilder_append_double(StringBuilder* b, double a){
+    char buf[32];
+    IFWIN(
+        sprintf_s(buf,32,"%lf",a),
+        sprintf(buf,"%lf",a)
+    );
+    StringBuilder_append_cptr(b,buf);
+}
+
+char* StringBuilder_build(StringBuilder* b){
+    uint32 len=Autoarr_length(b);
+    char* str=malloc(len+1);
+    str[len]=0;
+    for(uint32 i=0;i<len;i++)
+        str[i]=Autoarr_get(b,i);
+    return str;
+}

Autoarr/StringBuilder.h

@@ -0,0 +1,22 @@
+#pragma once
+
+#if __cplusplus
+extern "C" {
+#endif
+
+#include "Autoarr.h"
+
+	typedef Autoarr(int8) StringBuilder;
+
+	StringBuilder StringBuilder_create(uint16 max_blocks_count, uint16 max_block_length);
+	void StringBuilder_append_char(StringBuilder* b, char c);
+	void StringBuilder_append_cptr(StringBuilder* b, char* s);
+	void StringBuilder_append_string(StringBuilder* b, string s);
+	void StringBuilder_append_int64(StringBuilder* b, int64 a);
+	void StringBuilder_append_uint64(StringBuilder* b, uint64 a);
+	void StringBuilder_append_double(StringBuilder* b, double a);
+	char* StringBuilder_build(StringBuilder* b);
+
+#if __cplusplus
+}
+#endif