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sunlark_serializers.c
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sunlark_serializers.c
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#include <assert.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <math.h>
#include "log.h"
#include "utarray.h"
#include "utstring.h"
#include "s7.h"
#include "sunlark_serializers.h"
#if INTERFACE
#define SZDISPLAY_BUF (4096 * 4)
#endif
//FIXME: use UT_string
char *display_buf;
int display_bufsz;
char *display_ptr;
int indent = 2;
/* **************************************************************** */
#if INTERFACE
#define SUNLARK_TO_STRING_HELP "(sunlark->string ast_node <syntax>) where <sytax> is one of :starlark, :scheme, :repl, :debug"
#endif
/* args is always an s7 list.
arg1: object to print
arg2: optional style kw, :squeeze, :crush
*/
EXPORT s7_pointer sunlark_to_string(s7_scheme *s7, s7_pointer args)
{
#if defined(DEBUG_SERIALIZERS)
log_debug(">>>>>>>>>>>>>>>> sunlark_to_string <<<<<<<<<<<<<<<<");
log_debug("(car args): %s", s7_object_to_c_string(s7, s7_car(args)));
/* s7_pointer x = s7_car(args); */
/* struct node_s *xnd = s7_c_object_value(x); */
/* log_debug("self: %d %s", xnd->tid, TIDNAME(xnd)); */
log_debug("(cdr args): %s", s7_object_to_c_string(s7, s7_cdr(args)));
#endif
s7_pointer obj = s7_car(args);
s7_pointer syntax;
if (s7_cadr(args) == KW(ast)) {
if (!s7_is_c_object(obj)) {
log_error("sunlark->string :ast can only serialize sunlark nodes; got arg of type %s",
s7_object_to_c_string(s7, s7_type_of(s7, obj)));
return handle_errno(s7, EINVALID_SERIALIZE_AST,
s7_type_of(s7, obj));
}
UT_string *buf = sealark_debug_display_ast_outline(s7_c_object_value(obj), 0);
s7_pointer disp = s7_make_string(s7, utstring_body(buf));
utstring_free(buf);
return disp;
}
if (s7_cadr(args) == KW(starlark)) {
if (!s7_is_c_object(obj)) {
log_error("sunlark->string :starlark can only serialize sunlark nodes; got arg of type %s",
s7_object_to_c_string(s7, s7_type_of(s7, obj)));
return handle_errno(s7, EINVALID_SERIALIZE_STARLARK,
s7_type_of(s7, obj));
}
s7_pointer _args;
if (s7_list_length(s7, args) == 3) {
/* :crush, :squeeze */
_args = s7_list(s7, 2, obj, s7_caddr(args));
} else {
_args = s7_list(s7, 1, obj);
}
s7_pointer p = sunlark_to_starlark(s7, _args);
return p;
}
if (s7_cadr(args) == KW(write)) {
return sunlark_display(s7, s7_list(s7, 1, obj));
}
log_error("Syntax specifier not recognizable: %s",
s7_object_to_c_string(s7, s7_cadr(args)));
return NULL;
}
/* **************************************************************** */
void sunlark_register_to_string_entry_pt(s7_scheme *s7)
{
s7_c_type_set_to_string(s7, ast_node_t, sunlark_display);
}
/* Scheme entry point for object->string */
/* WARNING: called by s7_object_to_c_string - do not call directly? */
/* (car args): obj to display; */
/* optional (cadr args): #f or :display, #t or :write, or :readable */
LOCAL s7_pointer sunlark_display(s7_scheme *s7, s7_pointer args)
{
#ifdef DEBUG_SERIALIZERS
log_debug(">>>>>>>>>>>>>>>> sunlark_display <<<<<<<<<<<<<<<<");
log_debug("args ct: %d", s7_list_length(s7, args));
#endif
/* if (sunlark_node_tid(s7,s7_car(args)) == TK_Package) { */
/* return s7_nil(s7); */
/* } */
UT_string *buffer;
utstring_new(buffer);
display_buf = calloc(1, SZDISPLAY_BUF);
if (display_buf == NULL) {
log_error("ERROR on calloc");
//FIXME cleanup
exit(EXIT_FAILURE);
} else {
display_bufsz = SZDISPLAY_BUF;
}
display_ptr = display_buf;
s7_pointer obj, choice;
char *descr;
obj = s7_car(args);
/* sealark_display_node(s7_c_object_value(obj), buffer, 0); */
/* sealark_debug_log_ast_outline(s7_c_object_value(obj), 0); */
if (s7_is_pair(s7_cdr(args)))
choice = s7_cadr(args);
else choice = s7_t(s7);
if (choice == s7_make_keyword(s7, "readable")) {
memset(display_buf, '\0', SZDISPLAY_BUF);
display_ptr = (char*)display_buf;
descr = sunlark_node_display_readably(s7, s7_c_object_value(obj));
}
else {
/* descr = sunlark_node_display(s7, s7_c_object_value(obj)); */
if (s7_is_c_object(obj)) {
sunlark_display_node(s7_c_object_value(obj), buffer, 0);
obj = s7_make_string(s7, utstring_body(buffer));
} else
obj = s7_object_to_string(s7, obj, true);
}
/* obj = s7_make_string(s7, descr); */
/* free(descr); // frees display_buf? */
/* display_bufsz = 0; */
utstring_free(buffer);
return(obj);
}
/** sunlark_node_display_readably
produces a "roundtrippable" string, one that when read by the reader
results in an object equal to the original.
*/
char *sunlark_node_display_readably(s7_scheme *s7, void *value)
{
#ifdef DEBUG_SERIALIZERSs
log_debug("sunlark_node_display_readably");
#endif
struct node_s *nd = (struct node_s *)value;
// check display_buf size, expand if needed
char buf[128];
int len;
sprintf(display_ptr++, "(");
sprintf(buf, "(tid %d) ;; %s\n", nd->tid, token_name[nd->tid][0]);
len = strlen(buf);
snprintf(display_ptr, len+1, "%s", buf);
display_ptr += len;
sprintf(buf, " (line %d)\n", nd->line);
len = strlen(buf);
snprintf(display_ptr, len+1, "%s", buf);
display_ptr += len;
sprintf(buf, " (col %d)\n", nd->col);
len = strlen(buf);
snprintf(display_ptr, len+1, "%s", buf);
display_ptr += len;
sprintf(buf, " (trailing_newline %d)\n", nd->trailing_newline);
len = strlen(buf);
snprintf(display_ptr, len+1, "%s", buf);
display_ptr += len;
if (nd->tid == TK_STRING) {
sprintf(buf, " (qtype #x%02X)\n", nd->qtype);
len = strlen(buf);
snprintf(display_ptr, len+1, "%s", buf);
display_ptr += len;
}
if (nd->s) {
sprintf(buf, " (s %s)\n", nd->s);
len = strlen(buf);
snprintf(display_ptr, len+1, "%s", buf);
display_ptr += len;
}
if (nd->comments) {
sprintf(buf, " (comments ");
len = strlen(buf);
snprintf(display_ptr, len+1, "%s", buf);
display_ptr += len;
/* updates global display_buf */
//FIXME sunlark_nodelist_display_readably(s7, (UT_array*)nd->comments);
/* sprintf(buf, ") ;; end comments\n\n"); */
sprintf(buf, ")\n");
len = strlen(buf);
snprintf(display_ptr, len+1, "%s", buf);
display_ptr += len;
}
if (nd->subnodes) {
sprintf(buf, " (subnodes\n\t");
len = strlen(buf);
snprintf(display_ptr, len+1, "%s", buf);
display_ptr += len;
/* updates global display_buf */
//FIXME sunlark_nodelist_display_readably(s7, (UT_array*)nd->subnodes);
sprintf(buf, ")\n");
len = strlen(buf);
snprintf(display_ptr, len+1, "%s", buf);
display_ptr += len;
}
sprintf(display_ptr - 1, ")\n"); /* backup to rem last newline */
/* len = strlen(buf); */
/* snprintf(display_ptr, len+1, "%s", buf); */
display_ptr++;
return display_buf; // workbuffer;
}
/* **************************************************************** */
#if INTERFACE
#define SUNLARK_TO_STARLARK_HELP "(ast-node->starlark ast_node)"
#endif
/* args is always an s7 list.
arg1: object to print
arg2: optional style kw, :squeeze, :crush
*/
EXPORT s7_pointer sunlark_to_starlark(s7_scheme *s7, s7_pointer args)
{
#if defined(DEBUG_SERIALIZERS)
log_debug(">>>>>>>>>>>>>>>> sunlark_to_starlark <<<<<<<<<<<<<<<<");
/* log_debug("args: %s", s7_object_to_c_string(s7, args)); */
log_debug("args type: %s", s7_object_to_c_string(s7, s7_type_of(s7, args)));
#endif
UT_string *buf;
utstring_new(buf);
s7_pointer form = s7_car(args); // what to print
s7_pointer style = s7_cadr(args);
#if defined(DEBUG_SERIALIZERS)
log_debug("style: %s", s7_object_to_c_string(s7, style));
#endif
if ( s7_is_c_object(form) ) {
struct node_s *n1 = s7_c_object_value(form);
sealark_node_to_starlark(n1, buf);
goto resume;
}
if ( s7_is_list(s7, form) ) {
log_debug("printing s7 list");
if (! s7_is_null(s7, s7_car(form))) return NULL; //FIXME
s7_pointer _list = form;
if ( !s7_is_c_object(s7_car(form)) ) {
log_error("sunlark->starlark only applies to sunlark nodes");
return(s7_error(s7, s7_make_symbol(s7, "invalid_argument"),
s7_list(s7, 2, s7_make_string(s7,
"Cannot serialize a non-starlark node to starlark: ~A"),
form)));
}
while (! s7_is_null(s7, _list)) {
log_debug("form type: %s",
s7_object_to_c_string(s7, s7_type_of(s7, s7_car(_list))));
/* if (s7_is_c_object(_list)) { */
struct node_s *t = s7_c_object_value(s7_car(_list));
/* log_debug("\titem tid: %d %s", t->tid, TIDNAME(t)); */
sealark_node_to_starlark(t, buf);
/* } */
_list = s7_cdr(_list);
}
goto resume;
}
if ( s7_is_vector(form) ) {
log_debug("printing s7 vector");
utstring_printf(buf, "%s", s7_object_to_c_string(s7, (form)));
goto resume;
}
if (s7_is_string(form)) {
utstring_printf(buf, "%s", s7_string(form));
goto resume;
}
if (s7_is_character(form)) {
utstring_printf(buf, "%c", s7_character(form));
goto resume;
}
if (s7_is_boolean(form)) {
if (form == s7_t(s7))
utstring_printf(buf, "#t");
else
utstring_printf(buf, "#f");
goto resume;
}
if (s7_is_number(form)) {
utstring_printf(buf, "%s", s7_number_to_string(s7,form,10));
goto resume;
}
if (s7_is_keyword(form)) {
s7_pointer sym = s7_keyword_to_symbol(s7,form);
utstring_printf(buf, "%s",
s7_symbol_name(form));
goto resume;
}
if (s7_is_unspecified(s7, form)) {
/* FIXME: return null? */
utstring_printf(buf, "%s",s7_object_to_c_string(s7, form));
goto resume;
}
log_error("Unexpected form for printing, should be c-object or list.");
resume: ;
char *output;
if (style == KW(squeeze)) {
output = sealark_squeeze_string(buf);
} else {
if (style == KW(crush)) {
output = sealark_crush_string(buf);
} else {
output = utstring_body(buf);
}
}
s7_pointer out = s7_make_string(s7, output);
free(output);
return out;
}
/* **************** */
LOCAL void _display_arg_list(struct node_s *nd,
UT_string *buffer,
int level)
{
#ifdef DEBUG_SERIALIZERS
log_debug("_display_arg_list");
#endif
assert(nd->tid == TK_Arg_List);
utstring_printf(buffer, "%*s:attrs (",
level*indent, " ", (level+1)*indent, " ");
struct node_s *sub = NULL;
int len = utarray_len(nd->subnodes);
int i = 0, nameidx = -1;
/* NB: 'name' attr can occur anywhere, we need to skip it */
while( (sub=(struct node_s*)utarray_next(nd->subnodes, sub)) ) {
if (sealark_is_name_attr(sub)) {
nameidx = i;
i+=2;
continue;
}
if (sub->tid == TK_COMMA) {
continue;
}
sunlark_display_node(sub, buffer,
(i==nameidx+2)? 0 : level+2);
/* utstring_printf(buffer, " == LEN %d, i %d ==", len, i); */
if (len - i > 1) {
utstring_printf(buffer, "\n");
}
i+=2;
}
utstring_printf(buffer, ")");
}
/* **************************************************************** */
LOCAL void _display_assign_stmt(struct node_s *nd,
UT_string *buffer,
int level)
{
#ifdef DEBUG_SERIALIZERS
log_debug("_display_assign_stmt");
#endif
assert(nd->tid == TK_Assign_Stmt);
struct node_s *lhs = utarray_eltptr(nd->subnodes, 0);
assert(lhs->tid == TK_Expr_List);
int len = utarray_len(lhs->subnodes);
if (len > 2) { /* first item plus comma */
/* multi-assign */
utstring_printf(buffer, "%*s(def-vars (",
level*indent, " ", (level+1)*indent, " ");
struct node_s *sub = NULL;
int i;
while( (sub=(struct node_s*)utarray_next(lhs->subnodes, sub)) ) {
if (sub->tid == TK_COMMA) {
utstring_printf(buffer, " ");
i++; continue;
}
utstring_printf(buffer, "%s", sub->s);
if (len - i > 2) utstring_printf(buffer, " ");
i++;
}
utstring_printf(buffer, ") ");
} else {
/* single assign */
utstring_printf(buffer, "%*s(def-var ",
level*indent, " ", (level+1)*indent, " ");
struct node_s *var = utarray_eltptr(lhs->subnodes, 0);
utstring_printf(buffer, "%s", var->s);
}
struct node_s *rhs = utarray_eltptr(nd->subnodes, 2);
assert(rhs->tid == TK_Expr_List);
if (len > 2) {
utstring_printf(buffer, "(");
}
/* utstring_printf(buffer, " ... NOT YET imlemented ..."); */
_display_expr_list(rhs, buffer, 0);
if (len > 2) {
utstring_printf(buffer, ")");
}
utstring_printf(buffer, ")");
}
/* **************************************************************** */
LOCAL void _display_package(struct node_s *nd,
UT_string *buffer,
int level)
{
#ifdef DEBUG_SERIALIZERS
log_debug("_display_package, level %d", level);
#endif
utstring_printf(buffer, "(package\n");
/* struct node_s *subnodes = utarray_eltptr(nd->subnodes, 0); */
struct node_s *sub = NULL;
while( (sub=(struct node_s*)utarray_next(nd->subnodes, sub)) ) {
sunlark_display_node(sub, buffer, level+1);
}
}
/* **************** */
LOCAL void _display_binding_node(struct node_s *nd,
UT_string *buffer,
int level)
{
#ifdef DEBUG_SERIALIZERS
log_debug("sunlark_display_binding_node");
#endif
utstring_printf(buffer, "%*s#@(",
(level==0)? 0 : level*indent+4,
(level==0)? "" : " ");
/* (level==0)? 0 : (level+1)*indent+level+1, */
/* (level==0)? "" : " "); */
struct node_s *key = utarray_eltptr(nd->subnodes, 0);
assert(key->tid == TK_ID);
utstring_printf(buffer, "%s ", key->s);
/* skip TK_EQ */
struct node_s *val = utarray_eltptr(nd->subnodes, 2);
_display_binding_value(val, buffer, level);
utstring_printf(buffer, ")");
/* (level==0)? 0 : (level+1)*indent+level+1, "."); */
}
/* **************************************************************** */
LOCAL void _display_binding_value(struct node_s *nd,
UT_string *buffer,
int level)
{
#ifdef DEBUG_SERIALIZERS
log_debug("sunlark_display_binding_value");
#endif
switch(nd->tid) {
case TK_INT:
utstring_printf(buffer, "%s", nd->s);
break;
case TK_STRING: {
char *br = SEALARK_STRTYPE(nd->qtype);
char *q = sealark_quote_type(nd);
utstring_printf(buffer, "%s%s%s%s",
br, q, nd->s, q);
/* utstring_printf(buffer, " %s", nd->s); */
}
break;
case TK_List_Expr:
_display_vector(nd, buffer, level);
break;
case TK_ID:
if (strncmp(nd->s, "True", 4) == 0)
utstring_printf(buffer, " #t");
else
if (strncmp(nd->s, "False", 5) == 0)
utstring_printf(buffer, " #f");
else
utstring_printf(buffer, "'%s", nd->s);
break;
default:
sunlark_display_node(nd, buffer, level);
;
}
}
/* **************** */
LOCAL void _display_call_expr(struct node_s *nd,
UT_string *buffer,
int level)
{
#ifdef DEBUG_SERIALIZERS
log_debug("_display_call_expr");
#endif
assert(nd->tid == TK_Call_Expr);
/* sealark_debug_log_ast_outline(nd, 0); */
struct node_s *id = utarray_eltptr(nd->subnodes, 0);
if ( (strncmp(id->s, "package", 7) == 0)
&& (strlen(id->s) == 7) ) {
utstring_printf(buffer, "%*s(def-package",
level*indent, " ", (level+1)*indent, " ");
struct node_s *sub = NULL;
while( (sub=(struct node_s*)utarray_next(nd->subnodes, sub)) ) {
if (sub->tid == TK_ID) continue;
if (sub->tid == TK_COMMA) continue;
sunlark_display_node(sub, buffer, level+1);
/* utstring_printf(buffer, "\n"); */
}
utstring_printf(buffer, ")");
} else {
bool is_target = sealark_call_expr_is_target(nd);
if (is_target) {
utstring_printf(buffer, "\n%*s(def-target",
level*indent,
(level==0)? "" : " ", (level+1)*indent, " ");
struct node_s *rule = utarray_eltptr(nd->subnodes, 0);
struct node_s *name = sealark_target_name(nd);
if (name) {
utstring_printf(buffer, " :name \"%s\"", name->s);
}
utstring_printf(buffer, " :rule %s", rule->s);
struct node_s *sub = NULL;
while( (sub=(struct node_s*)utarray_next(nd->subnodes, sub)) ) {
if (sub->tid == TK_ID) continue;
if (sub->tid == TK_COMMA) continue;
sunlark_display_node(sub, buffer, level+1);
/* utstring_printf(buffer, "\n"); */
}
utstring_printf(buffer, ")");
} else {
_display_funcall_attr(nd, buffer, level);
}
}
}
/* **************** */
/*
0: TK_Dict_Entry[103] @7:13
1: TK_STRING[79] @7:13 "akey1"
1: TK_COLON[14] @7:20
1: TK_STRING[79] @7:22 "aval1"
0: TK_Dict_Entry[103] @26:8
1: TK_STRING[79] @26:8 "a"
1: TK_COLON[14] @26:11
1: TK_INT[40] @26:13 100
*/
LOCAL void _display_dict_entry(struct node_s *nd,
UT_string *buffer,
int level)
{
#ifdef DEBUG_SERIALIZERS
log_debug("sunlark_display_dict_entry");
#endif
assert(nd->tid == TK_Dict_Entry);
struct node_s *key = utarray_eltptr(nd->subnodes, 0);
sunlark_display_node(key, buffer, level);
utstring_printf(buffer, ": ");
struct node_s *val = utarray_eltptr(nd->subnodes, 2);
sunlark_display_node(val, buffer, level);
}
/* **************** */
/*
0: TK_Dict_Entry_List[104] @7:13
1: TK_Dict_Entry[103] @7:13
2: TK_STRING[79] @7:13 "akey1"
2: TK_COLON[14] @7:20
2: TK_STRING[79] @7:22 "aval1"
1: TK_COMMA[15] @7:29
...
*/
LOCAL void _display_dict_entry_list(struct node_s *nd,
UT_string *buffer,
int level)
{
#ifdef DEBUG_SERIALIZERS
log_debug("sunlark_display_dict_entry");
#endif
assert(nd->tid == TK_Dict_Entry_List);
int len = utarray_len(nd->subnodes);
int i = 0;
struct node_s *sub = NULL;
while( (sub=(struct node_s*)utarray_next(nd->subnodes, sub)) ) {
if (sub->tid == TK_COMMA) {i++; continue;}
sunlark_display_node(sub, buffer, level);
if (len - i > 1) {
utstring_printf(buffer, ", ");
}
i++;
}
}
/* ****************************************************************
4: TK_Dict_Expr[105] @11:12
5: TK_LBRACE[48] @11:12
5: TK_Dict_Entry_List[104] @12:8
6: TK_Dict_Entry[103] @12:8
7: TK_STRING[79] @12:8 "ckey1"
7: TK_COLON[14] @12:15
7: TK_STRING[79] @12:17 "cval1"
6: TK_COMMA[15] @12:24
6: TK_Dict_Entry[103] @13:8
7: TK_STRING[79] @13:8 "ckey2"
7: TK_COLON[14] @13:15
7: TK_STRING[79] @13:17 "cval2"
6: TK_COMMA[15] @13:24
6: TK_Dict_Entry[103] @14:8
7: TK_STRING[79] @14:8 "ckey3"
7: TK_COLON[14] @14:15
7: TK_STRING[79] @14:17 "cval3"
5: TK_RBRACE[68] @15:4
*/
LOCAL void _display_dict_expr(struct node_s *nd,
UT_string *buffer,
int level)
{
#ifdef DEBUG_SERIALIZERS
log_debug("_display_dict_expr");
#endif
assert(nd->tid == TK_Dict_Expr);
/* sealark_debug_log_ast_outline(nd, 0); */
utstring_printf(buffer, "{");
/* utstring_printf(buffer, "%*s(dict ", */
/* (level==0)? 0 : level*indent+4, */
/* (level==0)? "" : " "); */
/* /\* (level==0)? 0 : (level+1)*indent+level+1, *\/ */
/* /\* (level==0)? "" : " "); *\/ */
struct node_s *key = utarray_eltptr(nd->subnodes, 1);
sunlark_display_node(key, buffer, level);
utstring_printf(buffer, "}");
}
/* **************** */
/* funcall that is value of an attr binding */
LOCAL void _display_funcall_attr(struct node_s *nd,
UT_string *buffer,
int level)
{
#ifdef DEBUG_SERIALIZERS
log_debug("_display_funcall_attr");
#endif
assert(nd->tid == TK_Call_Expr);
utstring_printf(buffer, "%*s(funcall :fn ", 0, " ");
/* (level==0)? 0 : level*indent, " "); */
struct node_s *fn = utarray_eltptr(nd->subnodes, 0);
utstring_printf(buffer, "%s :args ", fn->s);
struct node_s *call_sfx = utarray_eltptr(nd->subnodes, 1);
struct node_s *arg_list = utarray_eltptr(call_sfx->subnodes, 1);
struct node_s *sub = NULL;
int i;
while( (sub=(struct node_s*)utarray_next(arg_list->subnodes, sub)) ) {
if (i == 0) continue; // ID already printed
if (sub->tid == TK_COMMA) continue;
/* _display_funcall_attr_args(sub, buffer, level+1); */
_display_binding_value(sub, buffer, level+1);
i++;
}
utstring_printf(buffer, ")");
}
/* **************** */
LOCAL void _display_funcall_attr_args(struct node_s *nd,
UT_string *buffer,
int level)
{
#ifdef DEBUG_SERIALIZERS
log_debug("_display_funcall_attr_args");
#endif
struct node_s *sub = NULL;
utstring_printf(buffer, "\n");
while( (sub=(struct node_s*)utarray_next(nd->subnodes, sub)) ) {
if (sub->tid == TK_COMMA) continue;
sunlark_display_node(sub, buffer, level);
/* utstring_printf(buffer, "\n"); */
}
/* utstring_printf(buffer, ")"); */
}
/* **************** */
LOCAL void _display_call_sfx(struct node_s *nd,
UT_string *buffer,
int level)
{
#ifdef DEBUG_SERIALIZERS
log_debug("_display_call_sfx");
#endif
/* utstring_printf(buffer, "\n%*s#^(:call-sfx ", level*indent, " "); */
struct node_s *sub = NULL;
utstring_printf(buffer, "\n");
while( (sub=(struct node_s*)utarray_next(nd->subnodes, sub)) ) {
if (sub->tid == TK_COMMA) continue;
sunlark_display_node(sub, buffer, level);
/* utstring_printf(buffer, "\n"); */
}
/* utstring_printf(buffer, ")"); */
}
/* **************** */
LOCAL void _display_comments(struct node_s *nd,
UT_string *buffer,
int level)
{
#ifdef DEBUG_SERIALIZERS
log_debug("_display_comments");
#endif
utstring_printf(buffer, "(comments ");
utstring_printf(buffer, ")");
}
/* **************************************************************** */
LOCAL void _display_expr_list(struct node_s *nd,
UT_string *buffer,
int level)
{
#ifdef DEBUG_SERIALIZERS
log_debug("_display_expr_list");
#endif
int len = utarray_len(nd->subnodes);
int i = 0;
struct node_s *sub = NULL;
while( (sub=(struct node_s*)utarray_next(nd->subnodes, sub)) ) {
if (sub->tid == TK_COMMA) {i++; continue;}
sunlark_display_node(sub, buffer, level);
if (len - i > 1) {
utstring_printf(buffer, " ");
}
i++;
}
}
/* **************************************************************** */
/*
3: TK_Load_Stmt 117
4: TK_LOAD 53
4: TK_LPAREN 54
4: TK_STRING 79: @rules_cc//cc:defs.bzl
4: TK_COMMA 15
4: TK_STRING 79: cc_binary
4: TK_COMMA 15
4: TK_STRING 79: cc_library
4: TK_COMMA 15
4: TK_STRING 79: cc_test
4: TK_RPAREN 71
*/
LOCAL void _display_load_args(struct node_s *nd,
UT_string *buffer,
int level)
{
#ifdef DEBUG_SERIALIZERS
log_debug("_display_load_args");
#endif
struct node_s *sub = NULL;
/* we have to iterate twice, once to determine if there are any
singleton args (so we can decide to print ':args ( )', then to
print them */
int i = 0;
int ct = 0;
while( (sub=(struct node_s*)utarray_next(nd->subnodes, sub)) ) {
if (i == 2) { i++; continue; }
if (sub->tid == TK_STRING) ct++;
}
int len = utarray_len(nd->subnodes);
i = 0;
if (ct > 0) {
utstring_printf(buffer, "%*s:args (", level*indent+8, " ");
sub = NULL;
while( (sub=(struct node_s*)utarray_next(nd->subnodes, sub)) ) {
/* utstring_printf(buffer, "%d %s: len %d, i %d: len-i: %d\n", */
/* sub->tid, TIDNAME(sub), */
/* len, i, len-i); */
if (i == 2) { goto loop; }
if (sub->tid == TK_STRING) {
sunlark_display_node(sub, buffer, 0); // level+2);
ct--;
if ( ct > 1 )
utstring_printf(buffer, " ");
/* else */
/* utstring_printf(buffer, "AAAA"); */
}
loop:
i++;
}
utstring_printf(buffer, ")");
}
}
/* **************************************************************** */
LOCAL void _display_load_bindings(struct node_s *nd,
UT_string *buffer,
int level)
{
#ifdef DEBUG_SERIALIZERS
log_debug("_display_load_bindings");
#endif
struct node_s *sub = NULL;
/* we have to iterate twice, once to determine if there are any
singleton args (so we can decide to print ':args ( )', then to
print them */
int ct = 0;
while( (sub=(struct node_s*)utarray_next(nd->subnodes, sub)) ) {
if (sub->tid == TK_Binding) ct++;
}
/* int len = utarray_len(nd->subnodes); */
if (ct > 0) {
utstring_printf(buffer, "%*s:bindings (", level*indent+8, " ");
sub = NULL;
while( (sub=(struct node_s*)utarray_next(nd->subnodes, sub)) ) {
if (sub->tid == TK_Binding) {
sunlark_display_node(sub, buffer, 0); // level+2);
ct--;
if ( ct > 0 )
utstring_printf(buffer, " ");
}
}
utstring_printf(buffer, ")");
}
}
/* **************************************************************** */
LOCAL void _display_load_stmt(struct node_s *nd,
UT_string *buffer,
int level)
{
#ifdef DEBUG_SERIALIZERS
log_debug("_display_load_stmt");
#endif
assert(nd->tid == TK_Load_Stmt);
char *src = sealark_loadstmt_src_string(nd);
utstring_printf(buffer, "%*s(make-load :src \"%s\"\n",
level*indent, " ", src);
_display_load_args(nd, buffer, level);
/* fixme: only add newline if bindings and args exist */
utstring_printf(buffer, "\n");
_display_load_bindings(nd, buffer, level);
utstring_printf(buffer, ")");
}
/* **************************************************************** */
LOCAL void _display_small_stmt_list(struct node_s *nd,
UT_string *buffer,
int level)
{
#ifdef DEBUG_SERIALIZERS
log_debug("_display_small_stmt_list");
#endif
/* utstring_printf(buffer, "#^(:small-smt-list"); */
/* utstring_printf(buffer, "%*s#^(:small-stmt-list\n", */
/* level*indent, " "); */
/* (level==0)? 0 : level*indent, " "); */
/* struct node_s *subnodes = utarray_eltptr(nd->subnodes, 1); */
int len = utarray_len(nd->subnodes);
int i = 0;
struct node_s *sub = NULL;
/* utstring_printf(buffer, "small item count %d\n", len); */
while( (sub=(struct node_s*)utarray_next(nd->subnodes, sub)) ) {
/* utstring_printf(buffer, "small item %d\n", i); */
sunlark_display_node(sub, buffer, level);
utstring_printf(buffer, "\n");
if (len - i > 1) { /* add blank line between items */
utstring_printf(buffer, "\n");
}
i++;
}
/* utstring_printf(buffer, "Z)"); */
}
/* **************************************************************** */
LOCAL void _display_stmt_list(struct node_s *nd,
UT_string *buffer,
int level)
{
#ifdef DEBUG_SERIALIZERS
log_debug("_display_stmt_list");
#endif
/* utstring_printf(buffer, "%*s#^(:stmt_list\n", level*indent, " "); */
/* /\* (level==0)? 0 : level*indent, " "); *\/ */
struct node_s *sub = NULL;
while( (sub=(struct node_s*)utarray_next(nd->subnodes, sub)) ) {
sunlark_display_node(sub, buffer, level);
}
/* utstring_printf(buffer, ")"); */
}
/* **************************************************************** */
LOCAL void _display_vector_item(struct node_s *nd,
UT_string *buffer,
int level)
{
#ifdef DEBUG_SERIALIZERS
log_debug("_display_vector_item");
#endif
switch(nd->tid) {
case TK_INT:
utstring_printf(buffer, "%s", nd->s);
break;
case TK_STRING: {
char *br = SEALARK_STRTYPE(nd->qtype);
char *q = sealark_quote_type(nd);
utstring_printf(buffer, "%s%s%s%s", br, q, nd->s, q);
}
break;
case TK_ID:
if (strncmp(nd->s, "True", 4) == 0)
utstring_printf(buffer, " #t");
else
if (strncmp(nd->s, "False", 5) == 0)
utstring_printf(buffer, " #f");
else
utstring_printf(buffer, "'%s", nd->s);
break;